Specifications

1.1 Specifications :

The SSC-5x86HVGA 5x86 w/ VGA Single Board Computer

provides the following specification:

• CPU : 486SX/DX/DX2/ DX4 or AMD/Cyrix 5x86

• DMA channels : 7

• Interrupt levels : 15

• Chipset : M1489 and M1487

• Real-time clock/calendar : DS-12887 chip and quartz oscillator,

128B CMOS memory, powered by lithium battery for over 10

years of data retention.

• RAM memory : 1MB to 64MB,EDO and standard DRAM

supported

• Second Cache memory : 128KB

• E-IDE hard disk drive interface : up to two PCI Ehnace IDE

hard drives.

• Floppy disk drive interface : two 2.88 MB, 1.44MB, 1.2MB,

720KB, or 360KB floppy disk drives.

• Two high speed and +/-15KV ESD Protected Series ports :

NS16C550 compatible UARTs

• Bi-directional Parallel Port

• VGA Controller - GD54M30 :

Bus : PCI bus

Resolution : 1024x768 - 256 color

1280x1024 - 16 color(1MB VRAM)

• Watch-dog timer : can be set by 1,2,10,20,110 or 220 seconds

period. Reset or NMI was generated when CPU did not

periodically trigger the timer. Your program use hex 043 and 443

to control the watch-dog and generate a system reset.