FabiaTech Corporation
53
I/O Port Address Map
Each peripheral device in the system is assigned a set of I/O port addresses, which
also becomes the identity of the device. There is a total of 1K-port address space
available. The following table lists the I/O port addresses used on the Industrial CPU
Card.
Address
Device Description
000h - 01Fh
DMA Controller #1
020h - 03Fh
Interrupt Controller #1
040h - 05Fh
Timer
060h - 06Fh
Keyboard Controller
070h - 071h
Real Time Clock, NMI
078h – 07Bh
TTL I/O
080h - 09Fh
DMA Page Register
0A0h - 0BFh
Interrupt Controller #2
0C0h - 0DFh
DMA Controller #2
0F0h
Clear Math Coprocessor Busy Signal
0F1h
Reset Math Coprocessor
1F0h - 1F7h
IDE Interface
2E8h – 2EFh
Serial Port #4(COM4)
2F8h - 2FFh
Serial Port #2(COM2)
2B0 - 2DF
Graphics adapter Controller
378h - 3FFh
Parallel Port #1(LPT1)
360 - 36F
Network Ports
3B0 - 3BF
Monochrome & Printer adapter
3C0 - 3CF
EGA adapter
3D0 - 3DF
CGA adapter
3E8h – 3EFh
Serial Port #3(COM3)
3F0h - 3F7h
Floppy Disk Controller
3F8h - 3FFh
Serial Port #1(COM1)
Summary of Contents for FX5612
Page 5: ...v ...
Page 51: ...FabiaTech Corporation 46 ...
Page 68: ...FabiaTech Corporation 63 Appendix Dimension 249 174 72 4 5 1 2 ...