
B.22 LVDS Invert: INV1 & INV2 (Optional)
Table B.23: LVDS Power Jumper
Pin Signal
1VCC12
2GND
3BKLTEN
4VBR
5 VCC
B.23 System I/O Ports
Table B.24: System I/O Ports
Addr. range (Hex) | Device |
|
|
Interrupt controller 1, master | |
Chipset address | |
8254 timer | |
8042 (keyboard controller) | |
DMA page register | |
Interrupt controller 2 | |
DMA controller | |
0F0 | Clear math |
0F1 | Reset math |
Math | |
Fixed disk | |
Game I/O | |
Parallel printer port 2 (LPT3) | |
Serial port 2 | |
Reserved | |
Parallel printer port 1 (LPT2) | |
SDLC, bisynchronous 2 | |
Bisynchronous 1 | |
Monochrome display and printer adapter (LPT1) | |
Reserved | |
Color/graphics monitor adapter | |
Diskette controller | |
Serial port 1 | |
Serial port 4 | |
Serial port 6 | |
Serial port 3 | |
Serial port 5 |
Appendix B I/O Pin Assignments
81 |