Acrosser Technology AR-B1579 - I;O Port Address Map; I;O Channel Pin Assignment

AR-B1579 User's Guide
2-3
2.3.1 I/O Port Address Map
Hex Range Device
000-01F DMA controller 1
020-021 Interrupt controller 1
022-023 SiS 5598 Chipset Address
040-04F Timer 1
050-05F Timer 2
060-06F 8042 keyboard/controller
070-071 Real-time clock (RTC), non-maskable interrupt (NMI)
080-09F DMA page registers
0A0-0A1 Interrupt controller 2
0C0-0DF DMA controller 2
0F0 Clear Math Co-processor
0F1 Reset Math Co-processor
0F8-0FF Math Co-processor
170-178 Fixed disk 1
1F0-1F8 Fixed disk 0
201 Game port
208-20A EMS register 0
218-21A EMS register 1
278-27F Parallel printer port 3 (LPT 3)
2E8-2EF Serial port 4 (COM 4)
2F8-2FF Serial port 2 (COM 2)
300-31F Prototype card/Streaming Type Adapter
378-37F Parallel printer port 2 (LPT 2)
380-38F SDLC, bisynchronous
3A0-3AF Bisynchronous
3B0-3BF Monochrome display and printer port 1 (LPT 1)
3C0-3CF EGA/VGA adapter
3D0-3DF Color/Graphics monitor adapter
3E8-3EF Serial port 3 (COM 3)
3F0-3F7 Diskette controller
3F8-3FF Serial port 1 (COM 1)
Table 2-2 I/O Port Address Map
2.3.2 I/O Channel Pin Assignment
I/O Pin Signal Name Input/Output I/O Pin Signal Name Input/Output
A1 -IOCHCK Input B1 GND Ground
A2 SD7 Input/Output B2 RSTDRV Output
A3 SD6 Input/Output B3 +5V Power
A4 SD5 Input/Output B4 IRQ9 Input
A5 SD4 Input/Output B5 -5V Power
A6 SD3 Input/Output B6 DRQ2 Input
A7 SD2 Input/Output B7 -12V Power
A8 SD1 Input/Output B8 -ZWS Input
A9 SD0 Input/Output B9 +12V Power
A10 IOCHRDY Input B10 GND Ground
A11 AEN Output B11 -MEMW Output
A12 SA19 Input/Output B12 -MEMR Output
A13 SA18 Input/Output B13 -IOW Input/Output
A14 SA17 Input/Output B14 -IOR Input/Output
A15 SA16 Input/Output B15 -DACK3 Output
A16 SA15 Input/Output B16 DRQ3 Input
A17 SA14 Input/Output B17 -DACK1 Output
A18 SA13 Input/Output B18 DRQ1 Input