Compaq 110 Computer Monitor User Manual


 
Specifications
Maintenance and Service Guide 6–15
I/O Address (hex) System Function (shipping configuration)
0A2 - 0BF unused
0C0 - 0DF DMA controller no. 2
0E0 - 0EF unused
0F0 - 0F1 Coprocessor busy clear/reset
0F2 - 0FF unused
100 - 16F unused
170 - 177 Secondary fixed disk controller
178 - 1EF unused
1F0 - 1F7 Primary fixed disk controller
1F8 - 200 unused
201 Joystick (decoded in ESS1688)
202 - 21F unused
220 - 22F Entertainment audio
230 - 26D unused
26E - 26 unused
278 - 27F unused
280 - 2AB unused
2A0 - 2A7 unused
2A8 - 2E7 unused
2E8 - 2EF Reserved serial port
Table 6-12
System I/O Addresses (Continued)