AMD Geode SC1201 Manual do Utilizador

AMD Geode™ SC1200/SC1201 Processor Data BookAMD Geode™ SC1200/SC1201 Processor Data BookMarch 2006Publication ID: 32579B

10 AMD Geode™ SC1200/SC1201 Processor Data BookList of Tables32579BTable 5-29. Banks 0 and 1 - Common Control and Status Registers . . . . . . . . .

100 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.4.2.2 LDN 01h - System Wakeup ControlTable 5-8 lists registers that are relevan

AMD Geode™ SC1200/SC1201 Processor Data Book 101SuperI/O Module 32579B5.4.2.3 LDN 02h - Infrared Communication Port or Serial Port 3Table 5-9 lists th

102 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.4.2.4 LDN 03h and 08h - Serial Ports 1 and 2Serial Ports 1 and 2 are identical,

AMD Geode™ SC1200/SC1201 Processor Data Book 103SuperI/O Module 32579B5.4.2.5 LDN 05h and 06h - ACCESS.bus Ports 1 and 2ACCESS.bus ports 1 and 2 (ACB1

104 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.4.2.6 LDN 07h - Parallel Port The Parallel Port supports all IEEE 1284 standard

AMD Geode™ SC1200/SC1201 Processor Data Book 105SuperI/O Module 32579B5.5 Real-Time Clock (RTC) The RTC provides timekeeping and calendar managementca

106 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BExternal ElementsChoose C1 and C2 capacitors (see Figure 5-5 on page105) to match

AMD Geode™ SC1200/SC1201 Processor Data Book 107SuperI/O Module 32579B5.5.2.4 TimekeepingData FormatTime is kept in BCD or binary format, as determine

108 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.5.2.6 Power SupplyThe device is supplied from two supply voltages, as shownin F

AMD Geode™ SC1200/SC1201 Processor Data Book 109SuperI/O Module 32579B5.5.2.7 System Power StatesThe system power state may be No Power, Power On,Powe

AMD Geode™ SC1200/SC1201 Processor Data Book 11List of Tables32579BTable 6-22. F3: PCI Header Registers for Audio Support Summary . . . . . . . . .

110 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.5.2.9 Interrupt HandlingThe RTC has a single Interrupt Request line which handl

AMD Geode™ SC1200/SC1201 Processor Data Book 111SuperI/O Module 32579B5.5.3 RTC RegistersThe RTC registers can be accessed (see Section 5.4.2.1"L

112 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BIndex 03h Minutes Alarm Register - MINA (R/W) Reset Type: VPP PUR7:0 Minutes Alar

AMD Geode™ SC1200/SC1201 Processor Data Book 113SuperI/O Module 32579B2 Data Mode. This bit is reset at VPP power-up reset only.0: Enable BCD format.1

114 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BTable 5-21. Divider Chain Control / Test SelectionDV2 DV1 DV0ConfigurationCRA6 CR

AMD Geode™ SC1200/SC1201 Processor Data Book 115SuperI/O Module 32579B5.5.3.1 Usage Hints1) Read bit 7 of CRD at each system power-up to vali-date the

116 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.6 System Wakeup Control (SWC)The SWC wakes up the system by sending a power-upr

AMD Geode™ SC1200/SC1201 Processor Data Book 117SuperI/O Module 32579B5.6.2 SWC RegistersThe SWC registers are organized in two banks. The offsetsare

118 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BTable 5-29. Banks 0 and 1 - Common Control and Status RegistersBit DescriptionOff

AMD Geode™ SC1200/SC1201 Processor Data Book 119SuperI/O Module 32579BTable 5-30. Bank 1 - CEIR Wakeup Configuration and Control RegistersBit Descript

12 AMD Geode™ SC1200/SC1201 Processor Data BookList of Tables32579BTable 9-17. TV DAC (4 Outputs: CVBS, SVY/TVR, SVC/TVB, CVBS/TVG) . . . . . . . .

120 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BCEIR Wakeup Range 1 RegistersThese two registers (IRWTR1L and IRWTR1H) define the

AMD Geode™ SC1200/SC1201 Processor Data Book 121SuperI/O Module 32579B5.7 ACCESS.bus InterfaceThe SC1200/SC1201 processor has two ACCESS.bus(ACB) cont

122 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.7.3 Acknowledge (ACK) CycleThe ACK cycle consists of two signals: the ACK clock

AMD Geode™ SC1200/SC1201 Processor Data Book 123SuperI/O Module 32579B5.7.4 Acknowledge After Every Byte RuleAccording to this rule, the master genera

124 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BSending the Address ByteWhen the device is the active master of the ACCESS.bus(AC

AMD Geode™ SC1200/SC1201 Processor Data Book 125SuperI/O Module 32579BMaster Error DetectionThe ACB detects illegal Start or Stop Conditions (i.e., aS

126 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.7.10 ACB RegistersEach functional block is associated with a Logical DeviceNumb

AMD Geode™ SC1200/SC1201 Processor Data Book 127SuperI/O Module 32579B2 NMATCH (New Match). (R/W1C) Writing 0 to this bit is ignored. If ACBCTL1[2] is

128 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B4 ACK (Acknowledge). This bit is ignored in transmit mode. When the device acts a

AMD Geode™ SC1200/SC1201 Processor Data Book 129SuperI/O Module 32579B5.8 Legacy Functional BlocksThis section briefly describes the following blocks

AMD Geode™ SC1200/SC1201 Processor Data Book 131Overview 32579B1.0Overview1.1 General DescriptionThe AMD Geode™ SC1200 and SC1201 processors aremembe

130 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BTable 5-35. Parallel Port Bit Map for First Level OffsetOffset NameBits7654321000

AMD Geode™ SC1200/SC1201 Processor Data Book 131SuperI/O Module 32579B5.8.2 UART Functionality (SP1 and SP2)Both SP1 and SP2 provide UART functionalit

132 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BTable 5-38. Bank Selection EncodingBSR BitsBank Selected765432100xxxxxxx 010xxxxx

AMD Geode™ SC1200/SC1201 Processor Data Book 133SuperI/O Module 32579BTable 5-42. Bank 0 Bit MapRegister BitsOffsetName7654321000h RXD RXD[7:0] (Recei

134 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BTable 5-44. Bank 2 Bit MapRegister BitsOffsetName7654321 000h BGD(L) BGD[7:0] (Lo

AMD Geode™ SC1200/SC1201 Processor Data Book 135SuperI/O Module 32579B5.8.3 IR Communications Port (IRCP) / Serial Port 3 (SP3) FunctionalityThis sect

136 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BTable 5-47. Bank Selection EncodingBSR BitsBank Selected Functionality765432100xx

AMD Geode™ SC1200/SC1201 Processor Data Book 137SuperI/O Module 32579BTable 5-50. Bank 3 Register MapOffset Type Name00h RO MID. Module and Revision I

138 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BTable 5-53. Bank 6 Register MapOffset Type Name00h R/W IRCR3. IR Control 301h R/W

AMD Geode™ SC1200/SC1201 Processor Data Book 139SuperI/O Module 32579BTable 5-56. Bank 1 Bit MapRegister BitsOffsetName7654321000h LBGD(L) LBGD[7:0] (

14 AMD Geode™ SC1200/SC1201 Processor Data BookOverview32579B1.2 FeaturesGeneral Features 32-Bit x86 processor, up to 266 MHz, with MMX instruc-tion

140 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B06h RFRML(L)/RFRCC(L)RFRML[7:0] / RFRCC[7:0] (Low Byte Data)07h RFRML(H)/RFRCC(H)

AMD Geode™ SC1200/SC1201 Processor Data Book 1416Core Logic Module 32579B6.0Core Logic ModuleThe Core Logic module is an enhanced PCI-to-Sub-ISAbridge

142 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579BIntegrated Audio • AC97 Version 2.0 compliant interface to audio codecs• Second

AMD Geode™ SC1200/SC1201 Processor Data Book 143Core Logic Module 32579B6.2.1 Fast-PCI Interface to External PCI BusThe Core Logic module provides a P

144 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.2.1 Video Retrace InterruptBit 7 of the “Serial Packet” can be used to gene

AMD Geode™ SC1200/SC1201 Processor Data Book 145Core Logic Module 32579BFor example, if a channel had one Mode 4 device and oneMode 0 device, then the

146 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.3.4 UltraDMA/33 ModeThe IDE controller of the Core Logic module supportsUlt

AMD Geode™ SC1200/SC1201 Processor Data Book 147Core Logic Module 32579B6.2.4 Universal Serial BusThe Core Logic module provides three complete, indep

148 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.5.1 Sub-ISA Bus CyclesThe ISA bus controller issues multiple ISA cycles to

AMD Geode™ SC1200/SC1201 Processor Data Book 149Core Logic Module 32579BFigure 6-3. PCI to ISA Cycles with Delayed Transaction Enabled6.2.5.3 Sub-ISA

AMD Geode™ SC1200/SC1201 Processor Data Book 15Overview 32579B— VBI Generation Support:– Wide Screen Signaling (WSS)– Closed caption– Extended Data Se

150 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.5.5 ISA DMADMA transfers occur between ISA I/O peripherals and sys-tem memo

AMD Geode™ SC1200/SC1201 Processor Data Book 151Core Logic Module 32579B6.2.5.6 ROM InterfaceThe Core Logic module positively decodes memoryaddresses

152 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579BFigure 6-6. PCI Change to Sub-ISA and Back6.2.6 AT Compatibility LogicThe Core

AMD Geode™ SC1200/SC1201 Processor Data Book 153Core Logic Module 32579BDMA Transfer Modes Each DMA channel can be programmed for single, block,demand

154 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579BDMA Addressing CapabilityDMA transfers occur over the entire 32-bit address ran

AMD Geode™ SC1200/SC1201 Processor Data Book 155Core Logic Module 32579B6.2.6.3 Programmable Interrupt ControllerThe Core Logic module contains two 82

156 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579BPIC Interrupt SequenceA typical AT-compatible interrupt sequence is as follows.

AMD Geode™ SC1200/SC1201 Processor Data Book 157Core Logic Module 32579B6.2.7.1 I/O Port 092h System ControlI/O Port 092h allows for a fast keyboard a

158 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.9 Power Management LogicThe Core Logic module integrates advanced power man

AMD Geode™ SC1200/SC1201 Processor Data Book 159Core Logic Module 32579B6.2.9.2 Sleep StatesThe SC1200/SC1201 processor supports four Sleep states(SL1

16 AMD Geode™ SC1200/SC1201 Processor Data BookOverview32579B

160 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.9.3 Power Planes ControlThe SC1200/SC1201 processor supports up to threepow

AMD Geode™ SC1200/SC1201 Processor Data Book 161Core Logic Module 32579BPower ButtonThe power button (PWRBTN#) input provides two events: awake reques

162 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.10 Power Management ProgrammingThe power management resources provided by a

AMD Geode™ SC1200/SC1201 Processor Data Book 163Core Logic Module 32579BThe automatic speedup events (video and IRQ) for Sus-pend Modulation should be

164 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.10.3 Peripheral Power ManagementThe Core Logic module provides peripheral p

AMD Geode™ SC1200/SC1201 Processor Data Book 165Core Logic Module 32579BPower Management SMI Status Reporting RegistersThe Core Logic module updates s

166 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.10.4 Power Management Programming SummaryTable 6-9 provides a programming r

AMD Geode™ SC1200/SC1201 Processor Data Book 167Core Logic Module 32579B6.2.11 GPIO InterfaceUp to 64 GPIOs in the in the Core Logic module are pro-vi

168 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579BPhysical Region Descriptor Table AddressBefore the bus master starts a master t

AMD Geode™ SC1200/SC1201 Processor Data Book 169Core Logic Module 32579B4) Read the SMI Status register to clear the Bus MasterError and End of Page b

AMD Geode™ SC1200/SC1201 Processor Data Book 172Architecture Overview 32579B2.0Architecture OverviewAs illustrated in Figure 1-1 on page 13, the SC120

170 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.12.2 AC97 Codec InterfaceThe AC97 codec (e.g., LM4548) is the master of the

AMD Geode™ SC1200/SC1201 Processor Data Book 171Core Logic Module 32579B6.2.12.3 VSA Technology Support HardwareThe Core Logic module incorporates the

172 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579BIn Fast Path Write, the Core Logic module responds towrites to the following ad

AMD Geode™ SC1200/SC1201 Processor Data Book 173Core Logic Module 32579B6.2.12.4 IRQ Configuration RegistersThe Core Logic module provides the ability

174 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module32579B6.2.12.6 LPC Interface Signal DefinitionsThe LPC specification lists seven requ

AMD Geode™ SC1200/SC1201 Processor Data Book 175Core Logic Module - PCI Configuration Space and Access 32579B6.3 Register DescriptionsThe Core Logic m

176 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Register Summary32579B6.3.2 Register SummaryThe tables in this subsection summariz

AMD Geode™ SC1200/SC1201 Processor Data Book 177Core Logic Module - Register Summary 32579B6Ch-6Fh 32 R/W ROM Mask Register 0000FFF0h Page 20070h-71h

178 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Register Summary32579BB8h 8 RO DMA Shadow Register xxh Page 217B9h 8 RO PIC Shadow

AMD Geode™ SC1200/SC1201 Processor Data Book 179Core Logic Module - Register Summary 32579BTable 6-15. F0BAR0: GPIO Support Registers SummaryF0BAR0+I/

18 AMD Geode™ SC1200/SC1201 Processor Data BookArchitecture Overview32579BTable 2-1. SC1200/SC1201 Processor Memory Controller Register SummaryGX_BASE

180 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Register Summary32579BTable 6-17. F1: PCI Header Registers for SMI Status and ACPI

AMD Geode™ SC1200/SC1201 Processor Data Book 181Core Logic Module - Register Summary 32579BTable 6-19. F1BAR1: ACPI Support Registers SummaryF1BAR1+I/

182 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Register Summary32579BTable 6-20. F2: PCI Header Registers for IDE Controller Supp

AMD Geode™ SC1200/SC1201 Processor Data Book 183Core Logic Module - Register Summary 32579BTable 6-21. F2BAR4: IDE Controller Support Registers Summar

184 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Register Summary32579BTable 6-23. F3BAR0: Audio Support Registers SummaryF3BAR0+Me

AMD Geode™ SC1200/SC1201 Processor Data Book 185Core Logic Module - Register Summary 32579BTable 6-24. F5: PCI Header Registers for X-Bus Expansion Su

186 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Register Summary32579BTable 6-26. PCIUSB: USB PCI Configuration Register SummaryPC

AMD Geode™ SC1200/SC1201 Processor Data Book 187Core Logic Module - Register Summary 32579BTable 6-27. USB_BAR: USB Controller Registers Summary USB_B

188 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Register Summary32579BTable 6-28. ISA Legacy I/O Register Summary I/O Port Type Na

AMD Geode™ SC1200/SC1201 Processor Data Book 189Core Logic Module - Register Summary 32579B487h R/W DMA Channel 0 High Page Register Page 301489h R/W

AMD Geode™ SC1200/SC1201 Processor Data Book 19Architecture Overview 32579B4 RFSHTST (Test Refresh). This bit, when set high, generates a refresh requ

190 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B6.4 Chipset Register SpaceThe Ch

AMD Geode™ SC1200/SC1201 Processor Data Book 191Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B4 Memory Write and Invalidate. A

192 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 0Ch PCI Cache Line Size R

AMD Geode™ SC1200/SC1201 Processor Data Book 193Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 40h PCI Function Control R

194 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B1 Power Management Configuration

AMD Geode™ SC1200/SC1201 Processor Data Book 195Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B2 IDE Reset. Reset IDE bus.0: Di

196 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 4Ch-4Fh Top of System Memo

AMD Geode™ SC1200/SC1201 Processor Data Book 197Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 52h ROM/AT Logic Control R

198 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 54h-59h Reserved Reset Val

AMD Geode™ SC1200/SC1201 Processor Data Book 199Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B4 Secondary IDE Controller Posit

2 AMD Geode™ SC1200/SC1201 Processor Data Book© 2006 Advanced Micro Devices, Inc. All rights reserved.The contents of this document are provided in co

20 AMD Geode™ SC1200/SC1201 Processor Data BookArchitecture Overview32579BGX_BASE+8408h-840Bh MC_BANK_CFG (R/W) Reset Value: 41104110h31:16 RSVD (Rese

200 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 60h-63h ACPI Control Regis

AMD Geode™ SC1200/SC1201 Processor Data Book 201Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B6 Writes Result in Chip Select.

202 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B25 Writes Result in Chip Select.

AMD Geode™ SC1200/SC1201 Processor Data Book 203Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 81h Power Management Enabl

204 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B2 Parallel/Serial Idle Timer Ena

AMD Geode™ SC1200/SC1201 Processor Data Book 205Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 82h Power Management Enabl

206 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B1 Floppy Disk Access Trap.0: Dis

AMD Geode™ SC1200/SC1201 Processor Data Book 207Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B2 Video Retrace Interrupt SMI. A

208 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 85h Second Level PME/SMI S

AMD Geode™ SC1200/SC1201 Processor Data Book 209Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 86h Second Level PME/SMI S

AMD Geode™ SC1200/SC1201 Processor Data Book 21Architecture Overview 32579B11 RSVD (Reserved). Write as 0.10:8 RRD (ACT(0) to ACT(1) Command Period, t

210 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 87h Second Level PME/SMI S

AMD Geode™ SC1200/SC1201 Processor Data Book 211Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 89h General Purpose Timer

212 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 8Ah General Purpose Timer

AMD Geode™ SC1200/SC1201 Processor Data Book 213Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 8Eh VGA Timer Count Regist

214 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 96h Suspend Configuration

AMD Geode™ SC1200/SC1201 Processor Data Book 215Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex 9Eh-9Fh Keyboard / Mouse I

216 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex ACh-ADh Secondary Hard Dis

AMD Geode™ SC1200/SC1201 Processor Data Book 217Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex B8h DMA Shadow Register (R

218 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex BBh RTC Index Shadow Regis

AMD Geode™ SC1200/SC1201 Processor Data Book 219Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex CCh User Defined Device 1

22 AMD Geode™ SC1200/SC1201 Processor Data BookArchitecture Overview32579B2.1.2 Fast-PCI BusThe GX1 module communicates with the Core Logic mod-ule vi

220 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BIndex ECh Timer Test Register (R

AMD Geode™ SC1200/SC1201 Processor Data Book 221Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B4 User Defined Device Idle Timer

222 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B3 Keyboard/Mouse Access Trap SMI

AMD Geode™ SC1200/SC1201 Processor Data Book 223Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B2 Codec SDATA_IN SMI Status. Ind

224 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B6.4.1.1 GPIO Support RegistersF0

AMD Geode™ SC1200/SC1201 Processor Data Book 225Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BOffset 10h-13h GPDO1 — GPIO Data

226 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B5:0 Signal Select. Selects the G

AMD Geode™ SC1200/SC1201 Processor Data Book 227Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B4 PME Edge/Level Select. Selects

228 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B6.4.1.2 LPC Support RegistersF0

AMD Geode™ SC1200/SC1201 Processor Data Book 229Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B8 IRQ8# Source. Selects the inte

AMD Geode™ SC1200/SC1201 Processor Data Book 23Architecture Overview 32579B• USB: See Section 6.2.4 "Universal Serial Bus" on page 147. The

230 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B14 IRQ14 Polarity. If LPC is sel

AMD Geode™ SC1200/SC1201 Processor Data Book 231Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B2 SMI# Polarity. This bit allows

232 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B2 DRQ2 Source. Selects the inter

AMD Geode™ SC1200/SC1201 Processor Data Book 233Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B1 LPC Serial Port 0 Addressing.

234 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Bridge, GPIO, and LPC Registers - Function 032579BOffset 18h-1Bh LAD_D1 — LPC Addr

AMD Geode™ SC1200/SC1201 Processor Data Book 235Core Logic Module - Bridge, GPIO, and LPC Registers - Function 032579B3 LPC Timeout Error Status. Indi

236 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B6.4.2 SMI Status and ACPI Register

AMD Geode™ SC1200/SC1201 Processor Data Book 237Core Logic Module - SMI Status and ACPI Registers - Function 1 32579B6.4.2.1 SMI Status Support Regist

238 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B6 SMI Source is a VGA Timer Event.

AMD Geode™ SC1200/SC1201 Processor Data Book 239Core Logic Module - SMI Status and ACPI Registers - Function 1 32579B12 SMI Source is NMI. (Read to Cl

24 AMD Geode™ SC1200/SC1201 Processor Data BookArchitecture Overview32579B

240 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B1 SMI Source is Audio Subsystem. (

AMD Geode™ SC1200/SC1201 Processor Data Book 241Core Logic Module - SMI Status and ACPI Registers - Function 1 32579B0 SMI Source is Expired General P

242 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579BOffset 08h-09h SMI Speedup Disable

AMD Geode™ SC1200/SC1201 Processor Data Book 243Core Logic Module - SMI Status and ACPI Registers - Function 1 32579BOffset 22h-23h Second Level ACPI

244 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B21 EXT_SMI5 SMI Status. (Read to C

AMD Geode™ SC1200/SC1201 Processor Data Book 245Core Logic Module - SMI Status and ACPI Registers - Function 1 32579B10 EXT_SMI2 SMI Status. (Read Onl

246 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B0 EXT_SMI0 SMI Enable. When this b

AMD Geode™ SC1200/SC1201 Processor Data Book 247Core Logic Module - SMI Status and ACPI Registers - Function 1 32579B6.4.2.2 ACPI Support RegistersF1

248 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B0 PWRBTN_DBNC_DIS (Power Button De

AMD Geode™ SC1200/SC1201 Processor Data Book 249Core Logic Module - SMI Status and ACPI Registers - Function 1 32579B4 BM_STS (Bus Master Status). Ind

AMD Geode™ SC1200/SC1201 Processor Data Book 253Signal Definitions 32579B3.0Signal DefinitionsThis section defines the signals and describes the exter

250 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B13 SLP_EN (Sleep Enable). (Write O

AMD Geode™ SC1200/SC1201 Processor Data Book 251Core Logic Module - SMI Status and ACPI Registers - Function 1 32579B0 BIOS_EN (BIOS Enable). When thi

252 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B5 THRM_STS. Indicates if PME was c

AMD Geode™ SC1200/SC1201 Processor Data Book 253Core Logic Module - SMI Status and ACPI Registers - Function 1 32579B7 Reserved. Must be set to 06 USB

254 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - SMI Status and ACPI Registers - Function 132579B5 GPWIO_SMIEN1. Allow GPWIO1 to ge

AMD Geode™ SC1200/SC1201 Processor Data Book 255Core Logic Module - SMI Status and ACPI Registers - Function 1 32579BOffset 18h-1Bh ACPI SCI_ROUTING R

256 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - IDE Controller Registers - Function 232579B6.4.3 IDE Controller Registers - Functi

AMD Geode™ SC1200/SC1201 Processor Data Book 257Core Logic Module - IDE Controller Registers - Function 232579BIndex 30h-3Fh Reserved Reset Value: 00h

258 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - IDE Controller Registers - Function 232579BIndex 44h-47h Channel 0 Drive 0 DMA Con

AMD Geode™ SC1200/SC1201 Processor Data Book 259Core Logic Module - IDE Controller Registers - Function 232579BIndex 48h-4Bh Channel 0 Drive 1 PIO Reg

26 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BFigure 3-1. Signal Groups (Continued)The remaining subsections of this chapte

260 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - IDE Controller Registers - Function 232579B6.4.3.1 IDE Controller Support Register

AMD Geode™ SC1200/SC1201 Processor Data Book 261Core Logic Module - IDE Controller Registers - Function 232579BOffset 08h IDE Bus Master 1 Command Reg

262 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Audio Registers - Function 332579B6.4.4 Audio Registers - Function 3The register d

AMD Geode™ SC1200/SC1201 Processor Data Book 263Core Logic Module - Audio Registers - Function 332579B6.4.4.1 Audio Support RegistersF3 Index 10h, Bas

264 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Audio Registers - Function 332579B16 Codec Status Valid. (Read Only) Indicates if

AMD Geode™ SC1200/SC1201 Processor Data Book 265Core Logic Module - Audio Registers - Function 332579B4 Audio Bus Master 2 SMI Status. Indicates if an

266 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Audio Registers - Function 332579B4 Audio Bus Master 2 SMI Status. Indicates if an

AMD Geode™ SC1200/SC1201 Processor Data Book 267Core Logic Module - Audio Registers - Function 332579B12 DMA Trap SMI Status. (Read to Clear) Indicate

268 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Audio Registers - Function 332579B5 Low MPU I/O Trap. If this bit is enabled and a

AMD Geode™ SC1200/SC1201 Processor Data Book 269Core Logic Module - Audio Registers - Function 332579B7 IRQ7 Internal. Configures IRQ7 for internal (s

AMD Geode™ SC1200/SC1201 Processor Data Book 27Signal Definitions 32579B3.1 Ball AssignmentsThe SC1200/SC1201 processor is highly configurable asillus

270 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Audio Registers - Function 332579B20 Mask Internal IRQ4. (Write Only) 0: Disable.1

AMD Geode™ SC1200/SC1201 Processor Data Book 271Core Logic Module - Audio Registers - Function 332579B1 Assert Masked Internal IRQ1. 0: Disable.1: Ena

272 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Audio Registers - Function 332579BOffset 28h Audio Bus Master 1 Command Register (

AMD Geode™ SC1200/SC1201 Processor Data Book 273Core Logic Module - Audio Registers - Function 332579BOffset 30h Audio Bus Master 2 Command Register (

274 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Audio Registers - Function 332579BOffset 38h Audio Bus Master 3 Command Register (

AMD Geode™ SC1200/SC1201 Processor Data Book 275Core Logic Module - Audio Registers - Function 332579BOffset 40h Audio Bus Master 4 Command Register (

276 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - Audio Registers - Function 332579BOffset 48h Audio Bus Master 5 Command Register (

AMD Geode™ SC1200/SC1201 Processor Data Book 277Core Logic Module - X-Bus Expansion Interface - Function 5 32579B6.4.5 X-Bus Expansion Interface - Fun

278 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - X-Bus Expansion Interface - Function 532579BIndex 1Ch-1Fh Base Address Register 3

AMD Geode™ SC1200/SC1201 Processor Data Book 279Core Logic Module - X-Bus Expansion Interface - Function 5 32579BIndex 44h-47h F5BAR1 Mask Address Reg

28 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BFigure 3-2. BGU481 Ball Assignment DiagramSSSSSSSSS1234567891011121314151617181

280 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - X-Bus Expansion Interface - Function 532579BIndex 64h-67h Scratchpad: Usually used

AMD Geode™ SC1200/SC1201 Processor Data Book 281Core Logic Module - X-Bus Expansion Interface - Function 5 32579B6.4.5.1 X-Bus Expansion Support Regis

282 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - X-Bus Expansion Interface - Function 532579BOffset 08h-0Bh I/O Control Register 3

AMD Geode™ SC1200/SC1201 Processor Data Book 283Core Logic Module - USB Controller Registers - PCIUSB32579B6.4.6 USB Controller Registers - PCIUSBThe

284 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - USB Controller Registers - PCIUSB32579BIndex 06h-07h Status Register (R/W) Reset V

AMD Geode™ SC1200/SC1201 Processor Data Book 285Core Logic Module - USB Controller Registers - PCIUSB32579BIndex 14h-2Bh Reserved Reset Value: 00hInde

286 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - USB Controller Registers - PCIUSB32579B7:6 HostControllerFunctionalState. This fie

AMD Geode™ SC1200/SC1201 Processor Data Book 287Core Logic Module - USB Controller Registers - PCIUSB32579BOffset 10h-13h HcInterruptEnable Register (

288 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - USB Controller Registers - PCIUSB32579B2 StartOfFrameEnable. 0: Ignore.1: Disable

AMD Geode™ SC1200/SC1201 Processor Data Book 289Core Logic Module - USB Controller Registers - PCIUSB32579BOffset 38h-3Bh HcFrameRemaining Register (R

AMD Geode™ SC1200/SC1201 Processor Data Book 29Signal Definitions 32579BTable 3-2. BGU481 Ball Assignment - Sorted by Ball NumberBallNo. Signal NameI

290 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - USB Controller Registers - PCIUSB32579BOffset 4Ch-4Fh HcRhDescriptorB Register (R/

AMD Geode™ SC1200/SC1201 Processor Data Book 291Core Logic Module - USB Controller Registers - PCIUSB32579BOffset 54h-57h HcRhPortStatus[1] Register (

292 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - USB Controller Registers - PCIUSB32579B1 Read: PortEnableStatus. 0: Port disabled.

AMD Geode™ SC1200/SC1201 Processor Data Book 293Core Logic Module - USB Controller Registers - PCIUSB32579B3 Read: PortOverCurrentIndicator. This bit

294 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - USB Controller Registers - PCIUSB32579B8 Read: PortPowerStatus. This bit reflects

AMD Geode™ SC1200/SC1201 Processor Data Book 295Core Logic Module - USB Controller Registers - PCIUSB32579BOffset 100h-103h HceControl Register (R/W)

296 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - ISA Legacy Register Space32579B6.4.7 ISA Legacy Register SpaceThe ISA Legacy regis

AMD Geode™ SC1200/SC1201 Processor Data Book 297Core Logic Module - ISA Legacy Register Space32579B2 Channel 2 Terminal Count. Indicates if TC was rea

298 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - ISA Legacy Register Space32579BI/O Port 00Bh DMA Channel Mode Register, Channels 3

AMD Geode™ SC1200/SC1201 Processor Data Book 299Core Logic Module - ISA Legacy Register Space32579BI/O Port 0D0h (R/W)Read DMA Status Register, Channe

AMD Geode™ SC1200/SC1201 Processor Data Book 3Contents 32579BContentsList of Figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

30 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BA286DPOS_PORT1 I/O INUSB, OUSBAVC-CUSB---A296DNEG_PORT1 I/O INUSB, OUSBAVC-CUSB

300 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - ISA Legacy Register Space32579BI/O Port 0D2h Software DMA Request Register, Channe

AMD Geode™ SC1200/SC1201 Processor Data Book 301Core Logic Module - ISA Legacy Register Space32579BI/O Port 0DEh DMA Write Mask Register Command, Chan

302 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - ISA Legacy Register Space32579BTable 6-45. Programmable Interval Timer Registers B

AMD Geode™ SC1200/SC1201 Processor Data Book 303Core Logic Module - ISA Legacy Register Space32579BI/O Port 042hWrite PIT Timer 2 Counter (Speaker)7:0

304 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - ISA Legacy Register Space32579BTable 6-46. Programmable Interrupt Controller Regis

AMD Geode™ SC1200/SC1201 Processor Data Book 305Core Logic Module - ISA Legacy Register Space32579B1 IRQ1 / IRQ9 Mask.0: Not Masked.1: Mask.0 IRQ0 / I

306 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - ISA Legacy Register Space32579B1 IRQ1 / IRQ9 Pending.0: Yes.1: No.0 IRQ0 / IRQ8 Pe

AMD Geode™ SC1200/SC1201 Processor Data Book 307Core Logic Module - ISA Legacy Register Space32579BTable 6-47. Keyboard Controller Registers Bit Descr

308 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - ISA Legacy Register Space32579BTable 6-48. Real-Time Clock RegistersBit Descriptio

AMD Geode™ SC1200/SC1201 Processor Data Book 309Core Logic Module - ISA Legacy Register Space32579B2:0 Reserved. Must be set to 0.I/O Port 4D1h Interr

AMD Geode™ SC1200/SC1201 Processor Data Book 31Signal Definitions 32579BC1 AD26 I/O INPCI, OPCIVIOCycle MultiplexedD2 I/O INPCI, OPCIC2 AD24 I/O INPC

310 AMD Geode™ SC1200/SC1201 Processor Data BookCore Logic Module - ISA Legacy Register Space32579B

AMD Geode™ SC1200/SC1201 Processor Data Book 3117Video Processor Module 32579B7.0Video Processor ModuleThe Video Processor module contains a high perf

312 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579BDisplay Modes• CRT modes: — 640x480x16 bpp at 60-85 Hz vertical refresh ra

AMD Geode™ SC1200/SC1201 Processor Data Book 313Video Processor Module 32579B7.2 Functional DescriptionTo understand why the Video Processor functions

314 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579BFigure 7-2. NTSC 525 Lines, 60 Hz, Odd FieldFigure 7-3. NTSC 525 Lines, 60

AMD Geode™ SC1200/SC1201 Processor Data Book 315Video Processor Module 32579B7.2.1 Video Input Port (VIP)The VIP block is designed to interface the SC

316 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579B7.2.1.1 Direct Video ModeAs stated previously, Direct Video mode is on by

AMD Geode™ SC1200/SC1201 Processor Data Book 317Video Processor Module 32579BBobThe Bob method displays the odd frame followed by theeven frame. If a

318 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579BWeaveThe Weave method assembles the odd field and even fieldtogether to fo

AMD Geode™ SC1200/SC1201 Processor Data Book 319Video Processor Module 32579BFigure 7-6. Capture Video Mode Weave Example Using Two Video Frame Buffer

32 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BC30 GPIO7 I/O(PU22.5)INTS, O1/4VIOPMR[17] = 0 and PMR[8] = 0RTS2# O(PU22.5)O1/4

320 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579B7.2.2 Video BlockThe Video block receives video data from the VIP block or

AMD Geode™ SC1200/SC1201 Processor Data Book 321Video Processor Module 32579B7.2.2.2 Horizontal Downscaler with 4-Tap FilteringThe Video Processor imp

322 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579B7.2.2.3 Line BuffersAfter the data has been optionally horizontally downsc

AMD Geode™ SC1200/SC1201 Processor Data Book 323Video Processor Module 32579B7.2.3 Mixer/Blender BlockThe Mixer/Blender block of the Video Processor m

324 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579BThe video data can be in progressive or interlaced format,while the graphi

AMD Geode™ SC1200/SC1201 Processor Data Book 325Video Processor Module 32579B7.2.3.1 YUV to RGB CSC in Video Data PathIf the video data is in the YUV

326 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579BGraphics Window The graphics window is defined in the GX1 module’s dis-pla

AMD Geode™ SC1200/SC1201 Processor Data Book 327Video Processor Module 32579BMixing/Blending OperationTable 7-3 on page 327 shows the truth table used

328 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579BFigure 7-12. Color Key and Alpha Blending LogicColor register enabled for

AMD Geode™ SC1200/SC1201 Processor Data Book 329Video Processor Module 32579B7.2.4 TVOUT Block The TVOUT block provides a full-featured TV output sign

AMD Geode™ SC1200/SC1201 Processor Data Book 33Signal Definitions 32579BD226, 2AFD#/DSTRB# O O14/14VIOPMR[23]3 = 0 and (PMR[27] = 0 and FPCI_MON = 0)

330 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579BFlicker Filter, Progressive Video and YUV or RGB Mixing/BlendingIf RGB mix

AMD Geode™ SC1200/SC1201 Processor Data Book 331Video Processor Module 32579BThe TV interface consists of a set of four DACs.• Normally, two DACs driv

332 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module32579B7.2.8 Integrated PLLThe integrated (CRT) PLL can generate frequencies up t

AMD Geode™ SC1200/SC1201 Processor Data Book 333Video Processor Module - Register Summary32579B7.3 Register DescriptionsThe register space for accessi

334 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Register Summary32579B28h-2Bh 32 R/W Miscellaneous Register 00001400h Page 34

AMD Geode™ SC1200/SC1201 Processor Data Book 335Video Processor Module - Register Summary32579BTVOUT Configuration Registers800h-803h 32 R/W Horizonta

336 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579B7.3.2 Video Processor Registers -

AMD Geode™ SC1200/SC1201 Processor Data Book 337Video Processor Module - Video Processor Registers - Function 432579BIndex 3Dh Interrupt Pin Register

338 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579B7.3.2.1 Video Processor Support R

AMD Geode™ SC1200/SC1201 Processor Data Book 339Video Processor Module - Video Processor Registers - Function 432579B0 VID_EN (Video Enable). Enables

34 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BJ2 C/BE1# I/O(PU22.5)INPCI, OPCIVIOCycle MultiplexedD9 I/O(PU22.5)INPCI, OPCIJ3

340 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579B8 CRT_HSYNC_POL (CRT Horizontal S

AMD Geode™ SC1200/SC1201 Processor Data Book 341Video Processor Module - Video Processor Registers - Function 432579B10:0 VID_Y_START (Video Y Start P

342 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579BOffset 1Ch-1Fh Palette (Gamma Cor

AMD Geode™ SC1200/SC1201 Processor Data Book 343Video Processor Module - Video Processor Registers - Function 432579B19:16 CLK_SEL (Clock Select). Sel

344 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579BOffset 44h-47h CRC Signature Regi

AMD Geode™ SC1200/SC1201 Processor Data Book 345Video Processor Module - Video Processor Registers - Function 432579B13 GV_SEL (GV Select). Selects in

346 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579BOffset 50h-53h Cursor Color Key R

AMD Geode™ SC1200/SC1201 Processor Data Book 347Video Processor Module - Video Processor Registers - Function 432579BOffset 68h-6Bh Alpha Window 1 Col

348 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579BOffset 78h-7Bh Alpha Window 2 Col

AMD Geode™ SC1200/SC1201 Processor Data Book 349Video Processor Module - Video Processor Registers - Function 432579BOffset 88h-8Bh Alpha Window 3 Col

AMD Geode™ SC1200/SC1201 Processor Data Book 35Signal Definitions 32579BN15 VSSGND --- --- ---N16 VSSGND --- --- ---N17 VSSGND --- --- ---N18 VCOREPW

350 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579B30 Video FIFO OverFlow (Full). 0:

AMD Geode™ SC1200/SC1201 Processor Data Book 351Video Processor Module - Video Processor Registers - Function 432579BOffset 414h-417h VBI Horizontal C

352 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579B1 CT_GENLOCK_EN (Enable Continuou

AMD Geode™ SC1200/SC1201 Processor Data Book 353Video Processor Module - Video Processor Registers - Function 432579BOffset 80Ch-80Fh Display Line End

354 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579B10 HOR_INTP (Horizontal Interpola

AMD Geode™ SC1200/SC1201 Processor Data Book 355Video Processor Module - Video Processor Registers - Function 432579B22:21 REFEN[1:0] (Enable FrameRef

356 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579BOffset C08h-C0Bh Timing & Enc

AMD Geode™ SC1200/SC1201 Processor Data Book 357Video Processor Module - Video Processor Registers - Function 432579B15:10 Reserved.9:0 DISPWIDTH (Dis

358 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579BOffset C2Ch-C2Fh DAC Control Regi

AMD Geode™ SC1200/SC1201 Processor Data Book 359Video Processor Module - Video Processor Registers - Function 432579B7.3.2.2 VIP Support Registers - F

36 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BU30 BIT_CLK I INTVIOFPCI_MON = 0F_TRDY# O O1/4FPCI_MON = 1U31 SDATA_IN I INTVIO

360 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579B10 Auto-Flip. Video port operatio

AMD Geode™ SC1200/SC1201 Processor Data Book 361Video Processor Module - Video Processor Registers - Function 432579B8 Video Data Capture Active. (Rea

362 AMD Geode™ SC1200/SC1201 Processor Data BookVideo Processor Module - Video Processor Registers - Function 432579BOffset 28h-2Bh Video Data Pitch R

AMD Geode™ SC1200/SC1201 Processor Data Book 3638Debugging and Monitoring 32579B8.0Debugging and Monitoring8.1 Testability (JTAG)The Test Access Port

364 AMD Geode™ SC1200/SC1201 Processor Data BookDebugging and Monitoring32579B

AMD Geode™ SC1200/SC1201 Processor Data Book 3659Electrical Specifications 32579B9.0Electrical SpecificationsThis chapter provides information about:•

366 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.1.4 Operating ConditionsTable 9-3 lists the various power supplies of

AMD Geode™ SC1200/SC1201 Processor Data Book 367Electrical Specifications 32579BTable 9-4 indicates which power rails are used for each signal of the

368 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.1.5.3 Definition of System Conditions for Measuring On ParametersThe

AMD Geode™ SC1200/SC1201 Processor Data Book 369Electrical Specifications 32579B9.1.6 Ball Capacitance and InductanceTable 9-8 gives ball capacitance

AMD Geode™ SC1200/SC1201 Processor Data Book 37Signal Definitions 32579BAC1 IDE_DATA1 I/O INTS1, TS1/4VIOPMR[24] = 0TFTD16 O O1/4PMR[24] = 1AC2 IDE_D

370 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.1.7 Pull-Up and Pull-Down ResistorsThe following table lists input ba

AMD Geode™ SC1200/SC1201 Processor Data Book 371Electrical Specifications 32579B9.2 DC CharacteristicsTable 9-10 describes the signal buffer types of

372 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.2.1 INAB DC Characteristics 9.2.2 INBTN DC Characteristics 9.2.3 INPC

AMD Geode™ SC1200/SC1201 Processor Data Book 373Electrical Specifications 32579B9.2.4 INSTRP DC Characteristics 9.2.5 INT DC Characteristics 9.2.6 INT

374 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.2.8 INUSB DC Characteristics Figure 9-1. Differential Input Sensitivi

AMD Geode™ SC1200/SC1201 Processor Data Book 375Electrical Specifications 32579B9.2.11 ODPCI DC Characteristics 9.2.12 Op/n DC Characteristics 9.2.13

376 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3 AC CharacteristicsThe tables in this section list the following AC

AMD Geode™ SC1200/SC1201 Processor Data Book 377Electrical Specifications 32579B9.3.1 Memory Controller InterfaceThe minimum input setup and hold time

378 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BTable 9-12. Memory Controller Timing ParametersSymbol Parameter Min Max

AMD Geode™ SC1200/SC1201 Processor Data Book 379Electrical Specifications 32579BFigure 9-4. Memory Controller Output Valid Timing DiagramFigure 9-5. R

38 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BAJ1TEST2 O O2/5VIOPMR[29] = 1PLL5B I/O INT, TS2/5PMR[29] = 0AJ2 X32I I WIRE VBA

380 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.2 Video Port (VP) Interface Figure 9-6. Video Input Port Timing Dia

AMD Geode™ SC1200/SC1201 Processor Data Book 381Electrical Specifications 32579BFigure 9-7. Video Output Port Timing DiagramTable 9-14. Video Output P

382 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.3 CRT and TFT InterfaceTable 9-15 and Figure 9-8 describe the timin

AMD Geode™ SC1200/SC1201 Processor Data Book 383Electrical Specifications 32579BTable 9-16. CRT VESA Compatible DAC (RED, GREEN, and BLUE Outputs)Symb

384 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.4 TV InterfaceTable 9-17. TV DAC (4 Outputs: CVBS, SVY/TVR, SVC/TVB

AMD Geode™ SC1200/SC1201 Processor Data Book 385Electrical Specifications 32579B9.3.5 ACCESS.bus InterfaceThe following tables describe the timing for

386 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-9. ACB Signals: Rising and Falling Timing DiagramFigure 9-10.

AMD Geode™ SC1200/SC1201 Processor Data Book 387Electrical Specifications 32579BFigure 9-11. ACB Start Condition TIming DiagramFigure 9-12. ACB Data B

388 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.6 PCI BusThe SC1200/SC1201 processor is compliant with PCI busv2.1

AMD Geode™ SC1200/SC1201 Processor Data Book 389Electrical Specifications 32579B Figure 9-14. V/I Curves for PCI Output SignalsPull-UpPull-DownTest Po

AMD Geode™ SC1200/SC1201 Processor Data Book 39Signal Definitions 32579BAL24 MA4 O O2/5VIO---AL256MD8 I/O INT, TS2/5VIO---AL266MD10 I/O INT, TS2/5VIO

390 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-15. PCICLK Timing and Measurement PointsTable 9-21. PCI Clock

AMD Geode™ SC1200/SC1201 Processor Data Book 391Electrical Specifications 32579BFigure 9-16. Load Circuits for PCI Maximum Time MeasurementsTable 9-22

392 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.6.1 Measurement and Test ConditionsFigure 9-17. PCI Output Timing M

AMD Geode™ SC1200/SC1201 Processor Data Book 393Electrical Specifications 32579BFigure 9-18. PCI Input Timing Measurement ConditionsFigure 9-19. PCI R

394 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.7 Sub-ISA InterfaceAll output timing is guaranteed for 50 pF load,

AMD Geode™ SC1200/SC1201 Processor Data Book 395Electrical Specifications 32579BtRDYA2IOCHRDY valid after IOR#/MEMR#/RD#/DOCR#/IOW#/MEMW#/WR#/DOCW# FE

396 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B Figure 9-20. Sub-ISA Read Operation Timing DiagramtRDxtARxValidValidVa

AMD Geode™ SC1200/SC1201 Processor Data Book 397Electrical Specifications 32579B Figure 9-21. Sub-ISA Write Operation Timing DiagramtWRxtAWxValidValid

398 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.8 LPC InterfaceFigure 9-22. LPC Output Timing DiagramFigure 9-23. L

AMD Geode™ SC1200/SC1201 Processor Data Book 399Electrical Specifications 32579B9.3.9 IDE Interface TimingFigure 9-24. IDE Reset Timing DiagramTable 9

4 AMD Geode™ SC1200/SC1201 Processor Data BookContents32579B6.0 Core Logic Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

40 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BTable 3-3. BGU481 Ball Assignment - Sorted Alphabetically by Signal Name Signal

400 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BTable 9-27. IDE Register Transfer to/from Device Timing ParametersSymbo

AMD Geode™ SC1200/SC1201 Processor Data Book 401Electrical Specifications 32579BFigure 9-25. Register Transfer to/from Device Timing DiagramADDR valid

402 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BTable 9-28. IDE PIO Data Transfer to/from Device Timing ParametersSymbo

AMD Geode™ SC1200/SC1201 Processor Data Book 403Electrical Specifications 32579BFigure 9-26. PIO Data Transfer to/from Device Timing DiagramADDR valid

404 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BTable 9-29. IDE Multiword DMA Data Transfer Timing ParametersSymbol Par

AMD Geode™ SC1200/SC1201 Processor Data Book 405Electrical Specifications 32579BFigure 9-27. Multiword DMA Data Transfer Timing DiagramtMtNtLtjtKtDtIt

406 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BTable 9-30. IDE UltraDMA Data Burst Timing ParametersSymbol ParameterMo

AMD Geode™ SC1200/SC1201 Processor Data Book 407Electrical Specifications 32579BAll timing parameters are measured at the connector of the device to w

408 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-29. Sustained UltraDMA Data In Burst Timing DiagramtDStDHtDStD

AMD Geode™ SC1200/SC1201 Processor Data Book 409Electrical Specifications 32579BFigure 9-30. Host Pausing an UltraDMA Data In Burst Timing DiagramtRPI

AMD Geode™ SC1200/SC1201 Processor Data Book 41Signal Definitions 32579BF_AD6 A20F_AD7 A18F_C/BE0# D21F_C/BE1# B17F_C/BE2# D17F_C/BE3# C17F_DEVSEL# V3

410 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-31. Device Terminating an UltraDMA Data In Burst Timing Diagra

AMD Geode™ SC1200/SC1201 Processor Data Book 411Electrical Specifications 32579BFigure 9-32. Host Terminating an UltraDMA Data In Burst Timing Diagram

412 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-33. Initiating an UltraDMA Data Out Burst Timing DiagramIDE_DA

AMD Geode™ SC1200/SC1201 Processor Data Book 413Electrical Specifications 32579BFigure 9-34. Sustained UltraDMA Data Out Burst Timing DiagramtDStDHtDS

414 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-35. Device Pausing an UltraDMA Data Out Burst Timing DiagramtR

AMD Geode™ SC1200/SC1201 Processor Data Book 415Electrical Specifications 32579BFigure 9-36. Host Terminating an UltraDMA Data Out Burst Timing Diagra

416 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-37. Device Terminating an UltraDMA Data Out Burst Timing Diagr

AMD Geode™ SC1200/SC1201 Processor Data Book 417Electrical Specifications 32579B9.3.10 Universal Serial Bus (USB) Table 9-31. USB Timing Parameters Sy

418 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BtUSB_DJU22Source differential driver jitter for paired transactions–150

AMD Geode™ SC1200/SC1201 Processor Data Book 419Electrical Specifications 32579BFigure 9-38. USB Data Signal Rise and Fall Timing DiagramFigure 9-39.

42 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BMD23 AL29MD24 AB28MD25 AC28MD26 AC29MD27 AC30MD28 AE31MD29 AD29MD30 AD30MD31 AD

420 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-40. USB EOP Width Timing DiagramFigure 9-41. USB Receiver Jitt

AMD Geode™ SC1200/SC1201 Processor Data Book 421Electrical Specifications 32579B9.3.11 Serial Port (UART)Figure 9-42. UART, Sharp-IR, SIR, and Consume

422 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.12 Fast IR Port TimingFigure 9-43. Fast IR Timing (MIR and FIR) Dia

AMD Geode™ SC1200/SC1201 Processor Data Book 423Electrical Specifications 32579B9.3.13 Parallel Port TimingFigure 9-44. Standard Parallel Port Typical

424 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-45. Enhanced Parallel Port Timing DiagramTable 9-35. Enhanced

AMD Geode™ SC1200/SC1201 Processor Data Book 425Electrical Specifications 32579B9.3.13.1 Extended Capabilities Port (ECP) TimingFigure 9-46. ECP Forwa

426 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-47. ECP Reverse Mode Timing DiagramTable 9-37. ECP Reverse Mod

AMD Geode™ SC1200/SC1201 Processor Data Book 427Electrical Specifications 32579B9.3.14 Audio Interface Timing (AC97)Figure 9-48. AC97 Reset Timing Dia

428 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-50. AC97 Clocks DiagramTable 9-40. AC97 Clocks ParametersSymbo

AMD Geode™ SC1200/SC1201 Processor Data Book 429Electrical Specifications 32579BFigure 9-51. AC97 Data TIming DiagramTable 9-41. AC97 I/O Timing Param

AMD Geode™ SC1200/SC1201 Processor Data Book 43Signal Definitions 32579BTVR A24, C23TVREF C24TVRSET A25VBATAL3VCCCRTD12VCORE(Total of 28)N13, N14, N18

430 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-52. AC97 Rise and Fall Timing DiagramTable 9-42. AC97 Signal R

AMD Geode™ SC1200/SC1201 Processor Data Book 431Electrical Specifications 32579BFigure 9-53. AC97 Low Power Mode Timing DiagramTable 9-43. AC97 Low Po

432 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B9.3.15 Power ManagementLED# Cycle time: 1 s ± 0.1 s, 40%-60% duty cycle

AMD Geode™ SC1200/SC1201 Processor Data Book 433Electrical Specifications 32579B9.3.16 Power-Up SequencingFigure 9-56. Power-Up Sequencing With PWRBTN

434 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579BFigure 9-57. Power-Up Sequencing Without PWRBTN# Timing DiagramACPI is

AMD Geode™ SC1200/SC1201 Processor Data Book 435Electrical Specifications 32579B9.3.17 JTAG InterfaceFigure 9-58. TCK Measurement Points and Timing Di

436 AMD Geode™ SC1200/SC1201 Processor Data BookElectrical Specifications32579B Figure 9-59. JTAG Test Timing DiagramTCKt8InputOutput TDOTDI,t11t13t9t

AMD Geode™ SC1200/SC1201 Processor Data Book 43710Package Specifications 32579B10.0Package Specifications10.1 Thermal Characteristics The junction-to-

438 AMD Geode™ SC1200/SC1201 Processor Data BookPackage Specifications32579B10.1.1 Heatsink ConsiderationsTable 10-2 on page 437 shows the maximum all

AMD Geode™ SC1200/SC1201 Processor Data Book 439Package Specifications 32579B10.2 Physical DimensionsThe figures in this section provide the mechanica

44 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579B3.2 Strap OptionsSeveral balls are read at power-up that set up the state ofthe

440 AMD Geode™ SC1200/SC1201 Processor Data BookPackage Specifications32579BFigure 10-3. BGU481 Package - Bottom View

AMD Geode™ SC1200/SC1201 Processor Data Book 441Appendix A: Support Documentation 32579BAppendix ASupport DocumentationA.1 Order InformationA.2 Macrov

442 AMD Geode™ SC1200/SC1201 Processor Data BookAppendix A: Data Book Revision History32579BA.3 Data Book Revision HistoryThis section is a report of

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AMD Geode™ SC1200/SC1201 Processor Data Book 45Signal Definitions 32579B3.3 Multiplexing ConfigurationThe tables that follow list multiplexing options

46 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BGPIO ACCESS.busN29 GPIO12 PMR[19] = 0 AB2C PMR[19] = 1M29 GPIO13 AB2DGPIO UARTA

AMD Geode™ SC1200/SC1201 Processor Data Book 47Signal Definitions 32579BTable 3-6. Three-Signal/Group Multiplexing Ball No.Default Alternate1 Alternat

48 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BTable 3-7. Four-Signal/Group MultiplexingBall No.Default Alternate1 Alternate2

AMD Geode™ SC1200/SC1201 Processor Data Book 49Signal Definitions 32579B3.4 Signal DescriptionsInformation in the tables that follow may have duplicat

AMD Geode™ SC1200/SC1201 Processor Data Book 5List of Figures 32579BList of FiguresFigure 1-1. Block Diagram . . . . . . . . . . . . . . . . . . . .

50 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BX32I AJ2 I/O Crystal Connections. Connected directly to a 32.768 KHz crystal. T

AMD Geode™ SC1200/SC1201 Processor Data Book 51Signal Definitions 32579BDQM7 AB31 O Data Mask Control Bits. During memory read cycles, these outputs c

52 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BVOPD7 D20 O Video Output Port Data. The data is output from the Video Processor

AMD Geode™ SC1200/SC1201 Processor Data Book 53Signal Definitions 32579BTFTDCK AA1 O TFT Clock. Clock to external CRT DACs or TFT. IDE_RST#A10 GPIO17+

54 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579B3.4.5 TV Interface SignalsSignal Name Ball No. Type Description MuxCVBS A23, A2

AMD Geode™ SC1200/SC1201 Processor Data Book 55Signal Definitions 32579B3.4.6 ACCESS.bus Interface Signals Signal Name Ball No. Type Description MuxAB

56 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BINTA# D26 I PCI Interrupts. The SC1200/SC1201 processor pro-vides inputs for th

AMD Geode™ SC1200/SC1201 Processor Data Book 57Signal Definitions 32579BSTOP# G1 I/O Target Stop. STOP# is asserted to indicate that the cur-rent targ

58 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BPERR# H2 I/O Parity Error. PERR# is used for reporting data parity errors durin

AMD Geode™ SC1200/SC1201 Processor Data Book 59Signal Definitions 32579B3.4.8 Sub-ISA Interface Signals Signal Name Ball No. Type Description MuxA[23:

6 AMD Geode™ SC1200/SC1201 Processor Data BookList of Figures32579BFigure 7-6. Capture Video Mode Weave Example Using Two Video Frame Buffers . . . .

60 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579B3.4.9 Low Pin Count (LPC) Bus Interface Signals Signal Name Ball No. Type Descr

AMD Geode™ SC1200/SC1201 Processor Data Book 61Signal Definitions 32579B3.4.10 IDE Interface Signals Signal Name Ball No. Type Description MuxIDE_RST#

62 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579B3.4.11 Universal Serial Bus (USB) Interface Signals Signal Name Ball No. Type D

AMD Geode™ SC1200/SC1201 Processor Data Book 63Signal Definitions 32579BRI2# AJ8 I Ring Indicator. When low, indicates to the modem that a telephone r

64 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BPD7 A18 I/O Parallel Port Data. Transfer data to and from the periph-eral data

AMD Geode™ SC1200/SC1201 Processor Data Book 65Signal Definitions 32579B3.4.15 AC97 Audio Interface Signals Signal Name Ball No. Type Description Mux

66 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579BPWRBTN# AH5 I Power Button. An input used by the power management logic to moni

AMD Geode™ SC1200/SC1201 Processor Data Book 67Signal Definitions 32579B3.4.17 GPIO Interface SignalsSignal Name Ball No. Type Description MuxGPIO0 D

68 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579B3.4.18 Debug Monitoring Interface Signals Signal Name Ball No. Type Description

AMD Geode™ SC1200/SC1201 Processor Data Book 69Signal Definitions 32579BTDO E30 O JTAG Test Data Output ---TMS F28 I JTAG Test Mode Select. This signa

AMD Geode™ SC1200/SC1201 Processor Data Book 7List of Figures32579BFigure 9-45. Enhanced Parallel Port Timing Diagram . . . . . . . . . . . . . . .

70 AMD Geode™ SC1200/SC1201 Processor Data BookSignal Definitions32579B3.4.21 Power and Ground Connections1Signal Name Ball No. Type DescriptionAVSSPL

AMD Geode™ SC1200/SC1201 Processor Data Book 714General Configuration Block 32579B4.0General Configuration BlockThe General Configuration block includ

72 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579B4.2 Pin Multiplexing, Interrupt Selection, and Base Address RegistersT

AMD Geode™ SC1200/SC1201 Processor Data Book 73General Configuration Block 32579B25 AC97CKEN (Enable AC97_CLK Output). This bit enables the output dri

74 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579B23 TFTPP (TFT/Parallel Port). Determines whether certain balls are use

AMD Geode™ SC1200/SC1201 Processor Data Book 75General Configuration Block 32579B22 RSVD (Reserved). Must be set equal to PMR[14] (LPCSEL). The LPC_RO

76 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579B12 TRDESEL (Select TRDE#). Selects ball function.Ball # 0: Sub-ISA Sig

AMD Geode™ SC1200/SC1201 Processor Data Book 77General Configuration Block 32579B19:18 PLL1 and TV Encoder Clock Frequency. PLL1 supplies the clock fo

78 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579B3 BUS16 (16-Bit Wide Boot Memory). (Read Only) This bit reports the st

AMD Geode™ SC1200/SC1201 Processor Data Book 79General Configuration Block 32579B4.3 WATCHDOGThe SC1200/SC1201 processor includes a WATCHDOGfunction t

8 AMD Geode™ SC1200/SC1201 Processor Data BookList of Figures32579B

80 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579BWATCHDOG InterruptThe WATCHDOG interrupt (if configured and enabled) i

AMD Geode™ SC1200/SC1201 Processor Data Book 81General Configuration Block 32579B4.4 High-Resolution TimerThe SC1200/SC1201 processor provides an accu

82 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579BTable 4-4. High-Resolution Timer RegistersBit DescriptionOffset 08h-0B

AMD Geode™ SC1200/SC1201 Processor Data Book 83General Configuration Block 32579B4.5 Clock Generators and PLLsThis section describes the registers for

84 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579B4.5.1 27 MHz Crystal Oscillator The internal oscillator employs an ext

AMD Geode™ SC1200/SC1201 Processor Data Book 85General Configuration Block 32579B4.5.2 GX1 Module Core ClockThe core clock is generated by an Analog D

86 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579B4.5.4 SuperI/O ClocksThe SuperI/O module requires a 48 MHz input for F

AMD Geode™ SC1200/SC1201 Processor Data Book 87General Configuration Block 32579B4.5.7 Clock RegistersThe clock generator and PLL registers are descri

88 AMD Geode™ SC1200/SC1201 Processor Data BookGeneral Configuration Block32579BOffset 1Eh-1Fh Core Clock Frequency Control Register - CCFC (R/W) Res

AMD Geode™ SC1200/SC1201 Processor Data Book 895SuperI/O Module 32579B5.0SuperI/O ModuleThe SuperI/O (SIO) module is a PC98 and ACPI compliantSIO that

AMD Geode™ SC1200/SC1201 Processor Data Book 9List of Tables 32579BList of TablesTable 2-1. SC1200/SC1201 Processor Memory Controller Register Summar

90 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.1 FeaturesPC98 and ACPI Compliant• PnP Configuration Register structure• Flexibl

AMD Geode™ SC1200/SC1201 Processor Data Book 91SuperI/O Module 32579B5.2 Module ArchitectureThe SIO module comprises a collection of generic func-tion

92 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.3 Configuration Structure / AccessThis section describes the structure of the co

AMD Geode™ SC1200/SC1201 Processor Data Book 93SuperI/O Module 32579BWrite accesses to unimplemented registers (i.e., accessingthe Data register while

94 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.4 Standard Configuration RegistersAs illustrated in Figure 5-4, the Standard Con

AMD Geode™ SC1200/SC1201 Processor Data Book 95SuperI/O Module 32579BTable 5-3 provides the bit definitions for the Standard Con-figuration registers.

96 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579BIndex 75h DMA Channel Select 1 (R/W)Indicates selected DMA channel for DMA 1 of th

AMD Geode™ SC1200/SC1201 Processor Data Book 97SuperI/O Module 32579B5.4.1 SIO Control and Configuration RegistersTable 5-4 lists the SIO Control and

98 AMD Geode™ SC1200/SC1201 Processor Data BookSuperI/O Module32579B5.4.2 Logical Device Control and ConfigurationAs described in Section 5.3.2 "

AMD Geode™ SC1200/SC1201 Processor Data Book 99SuperI/O Module 32579BTable 5-7. RTC Configuration RegistersBit DescriptionIndex F0h RAM Lock Register