I/O Map - Acorp 6A815EP User Manual

4-2 I/O Map

000-01F DMA controller (master)
020-021 Interrupt controller (master)
022-023 Chipset control registers. I/O ports
040-05F Timer control registers
060-06F Keyboard interface controller (8042)
070-07F RTC ports & CMOS I/O ports
080-09F DMA register
0A0-0BF Interrupt controller (slave)
0C0-0DF DMA controller (slave)
0F0-0FF Math coprocessor
1F0-1FB Hard disk controller
278-27F Parallel port 2
2B0-2DF Graphics adapter controller
2F8-2FF Serial port 2
360-36F Network ports
378-37F Parallel port 1
3B0-3BF Monochrome & parallel port adapter
3C0-3CF EGA adapter
3D0-CDF CGA adapter
3F0-3F7 Floppy disk controller
3F8-3FF Serial port-1
INTEL 815EP 56