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AMD Geode SC1201 User Manual

Page 15

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AMD Geode™ SC1200/SC1201 Processor Data Book

15

Overview

32579B

— VBI Generation Support:

– Wide Screen Signaling (WSS)
– Closed caption
– Extended Data Services (EDS)
– Copy Generation Management System (CGMS)

— Four-field NTSC or eight-field PAL generation
— Macrovision copy protection version 7.1.L1 (SC1201

only, see "Macrovision Product Notice" on page 441)

Core Logic Module

Audio Codec Interface:
— AC97/AMC97 (Rev. 2.0) codec interface
— Six DMA channels

PC/AT Functionality:
— Programmable Interrupt Controller (PIC), 8259A-

equivalent

— Programmable Interval Timer (PIT), 8254-equivalent
— DMA Controller (DMAC), 8237-equivalent

Power Management:
— ACPI v1.0 compliant
— Sx state control of three power planes
— Cx/Sx state control of clocks and PLLs
— Thermal event input
— Wakeup event support:

– Three general-purpose events
– AC97 codec event
– UART2 RI# signal
– Infrared (IR) event

General Purpose I/Os (GPIOs):
— 27 multiplexed GPIO signals

Low Pin Count (LPC) Bus Interface:
— Specification v1.0 compatible

PCI Bus Interface:
— PCI v2.1 compliant with wakeup capability
— 32-Bit data path, up to 33 MHz
— Glueless interface for an external PCI device
— Fixed priority
— 3.3V signal support only

Sub-ISA Bus Interface:
— Up to 16 MB addressing
— Supports a chip select for ROM or Flash EPROM

boot device

— Supports either:

– M-Systems DiskOnChip DOC2000 Flash file

system

– NAND EEPROM

— Supports up to two chip selects for external I/O

devices

— 8-Bit (optional 16-bit) data bus width
— Shares balls with PCI signals
— Is not a subtractive agent

IDE Interface:
— Two IDE channels for up to four external IDE devices
— Supports ATA-33 synchronous DMA mode transfers,

up to 33 MB/s

Universal Serial Bus (USB):
— USB OpenHCI 1.0 compliant
— Three ports

SuperI/O Module

Real-Time Clock (RTC):
— DS1287, MC146818 and PC87911 compatible
— Multi-century calendar

ACCESS.bus (ACB) Interface:
— Two ACB interface ports

Parallel Port:
— EPP 1.9 compliant
— IEEE 1284 ECP compliant, including level 2

Serial Port (UART):
— UART1, 16550A compatible (SIN, SOUT, BOUT

pins), used for SmartCard interface

— UART2, 16550A compatible
— Enhanced UART with fast Infrared (IR)

Other Features

High-Resolution Timer:
— 32-Bit counter with 1 µs count interval

WATCHDOG Timer:
— Interfaces to INTR, SMI, Reset

Clocks:
— Input (external crystals):

– 32.768 KHz (internal clock oscillator)
– 27 MHz (internal clock oscillator)

— Output:

– AC97 clock (24.576 MHz)
– Memory controller clock (66 MHz to 100 MHz)
– PCI clock (33 MHz)

JTAG Testability:
— Bypass, Extest, Sample/Preload, IDcode, Clamp, HiZ

Voltages:
— Internal logic: 266 MHz @ 1.8V
— Standby logic: 266 MHz @ 1.8V
— I/O: 3.3V
— Standby I/O: 3.3V
— Battery (if used): 3.0V

This manual is related to the following products: