SC2200 NSC [National Semiconductor], SC2200 Datasheet - Page 3

• Manufacturer Part Number: SC2200
• Description: Thin Client On a Chip
• Manufacturer: NSC [National Semiconductor]

Revision 3.0
Core Logic Module
Audio Codec Interface:
— AC97/AMC97 (Rev. 2.0) codec interface
— Legacy audio emulation using XpressAUDIO
— Six DMA channels
PC/AT Functionality:
— Programmable Interrupt Controller (PIC),
— Programmable Interval Timer (PIT), 8254-equivalent
— DMA Controller (DMAC), 8237-equivalent
Power Management:
— ACPI 1.0 compliant
— Sx state control of three power planes
— Cx/Sx state control of clocks and PLLs
— Thermal event input
— Wakeup event support:
General Purpose I/Os (GPIOs):
— 27 multiplexed GPIO signals
Low Pin Count (LPC) Bus Interface:
— Specification version 1.0 compatible
PCI Bus Interface:
— PCI version 2.1 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
— Supports either:
— Supports up to two chip selects for external I/O
— 8-Bit (optional 16-bit) data bus width
— Shares balls with PCI signals
— Is not a subtractive agent
8259A-equivalent
– Three general-purpose events
– AC97 codec event
– UART2 RI# signal
– Infrared (IR) event
boot device
– M-Systems DiskOnChip DOC2000 Flash file
– NAND EEPROM
devices
system
3
SuperI/O Module
Other Features
IDE Interface:
— Two IDE channels for up to four external IDE devices
— Supports ATA-33 synchronous DMA mode transfers,
Universal Serial Bus (USB):
— USB OpenHCI 1.0 compliant
— Three ports
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
— UART2, 16550A compatible
— Enhanced UART with fast Infrared (IR)
High-Resolution Timer:
— 32-Bit counter with 1 s count interval
WATCHDOG Timer:
— Interfaces to INTR, SMI, Reset
Clocks:
— Input (external crystals):
— Output:
JTAG Testability:
— Bypass, Extest, Sample/Preload, IDcode, Clamp, HiZ
Voltages
— Internal logic: 233/266 MHz @ 1.8V and
— Battery: 3V
— I/O: 3.3V
— Standby: 3.3V
up to 33 MB/s
pins), used for SmartCard interface
– 32.768 KHz (internal clock oscillator)
– 27 MHz (internal clock oscillator)
– AC97 clock (24.576 MHz)
– Memory controller clock (66 MHz to 100 MHz)
– PCI clock (33 MHz)
300 MHz @ 2.0V
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