Instruction manual

Chapter 1 General Information 3
Specifications
CPU
40MHz 80386SX
Bus Interface PC/104 (ISA) bus
Data Bus
16-bit
Processing Ability 32-bit
RAM memory
2MB or 4MB
Shadow RAM
Support for system and video BIOS up to 256KB in
32KB blocks
Display Memory 512KB DRAM chip on board
IDE HDD interface
Supports up to two IDE (AT bus) HDDs
FDD interface
Supports up to two FDDs
Parallel port Bi-directional parallel port (SPP/ECP/EPP modes)
Serial ports
Two RS-232
(both use 16C550 UART with 16-byte FIFO)
Real time clock
ALI M6117B internal RTC, lithium battery for up to
10 years data retention
PC/104 connector
104 pins for 16-bit bus. Supports pc/104 modules
such as Flash/RAM/ROM disk modules and/or a
PCMCIA module.
DMA channels
7
Interrupt levels 15
Keyboard interface
5-pin mini-DIN keyboard connector.
Bus speed 8 MHz
Max. power req.
+5V @ 1.5A (typical)
Power supply voltage +5V ±10%
Operating temp.
32 to 140º F (0 to 60º C)
Board size 3.55" (L) x 3.775" (W) (90 mm x 96 mm)
MTBF
55,532 hours @ 25º C
(Standard: MIL-HDBK-217F Notice 1)