Lenovo Aptiva Product Manual page 65

Table 22. I/O Map (continued)
Address (hex) Size
0377, bits 6:0 7 bits
0378 - 037F 8 bytes
0388 - 038B 6 bytes
03CC 1 byte
03CE - 03CF 2 bytes
03D4 - 03D5 2 bytes
03DA 1 byte
03E8 - 03EF 8 bytes
03F0 - 03F5 6 bytes
03F6 1 byte
03F8 - 03FF 8 bytes
One of these ranges: 8 bytes
0530 - 0537
0E80 - 0E87
0F40 - 0F47
0800 - 087F
LPTn + 400h 8 bytes
0CF8 - 0CFB* 4 bytes
0CF9** 1 byte
0CFC - 0CFF 4 bytes
EF00 - EF3F 64 bytes
FFA0 - FFA7 8 bytes
FFA8 - FFAF 8 bytes
Starting on a 64-byte 64 contiguous bytes
divisible boundary
* Dword access only
** Byte access only
Motherboard Technical Reference
Description
Secondary IDE channel status port
LPT 1
†
AdLib (FM synthesizer)
Video (VGA)
Video (VGA)
Video (VGA)
Video (VGA)
COM3
Diskette channel 1
Primary IDE channel command port
COM1
Windows Sound System
Desktop board resources
ECP port, LPTn base address + 400h
PCI configuration address register
Turbo and reset control register
PCI configuration data register
Windows Sound System
Primary bus master IDE registers
Secondary bus master IDE registers
Onboard audio controller
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