Smbus Interface - Motorola Mobile Workstation 520 Application Developer's Manual

SMBus Interface

Table 6
I/O Map (Continued)
Address (Hex)
03CC
03CE-03CF
03D4-03D5
03DA
03E0-03E1
03E4-03E5
03E8-03EF
03F0-03F5
03F6
03F7
03F8-03FF
04D0-04D1
0CF8-0CFC
0CF8
0CFC
0CF9
For details of the 82431TX System Controller's register map, see [8a], pages 21-22.
For details of the 82371AB PCI-to-ISA/IDE XCelerator register map, see [8b], pages 43-46.
Table 7
SMBus Device Address
Device
EMC (Thermal Sensor MMO (Intel))
SDRAM Buffer
Temperature Sensor (LM77)
Width FUNCTION
8-bit Video
8-bit Video
8-bit Video
8-bit Video
8-bit PCMCIA Controller
8-bit PCMCIA Controller
8-bit COM3 [Radio]
8-bit Primary diskette controller (not used)
8-bit Primary IDE channel command port
8-bit Primary floppy channel command port
8-bit COM1
8-bit PIC-1/PIC-2 IRQ edge/level control
16-bit PCI configuration space
32-bit CONFADD register (PCI Rg)
32-bit CONFDATA register (PCI Rg)
8-bit Reset control (PCI bus only)
Address
0x9C
0000
0x90
PC Configuration 19