Product specifications

VT1211 LPC SuperIO and Hardware Monitor
Revision 1.0 January 8, 2002 -22- Register Descriptions – Global Control
Technologies, Inc.
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Offset 26 - GPIO Port 7 Pin Select ..................................RW
7Pin55
0 CTS2# ...................................................default
1GP77
6Pin56
0 DSR2# ...................................................default
1GP76
5Pin57
0 RTS2# ...................................................default
1GP75
4Pin58
0 DTR2# ..................................................default
1GP74
3Pin59
0 SIN2 ......................................................default
1GP73
2Pin61
0 SOUT2 ..................................................default
1GP72
1Pin62
0 DCD2# ..................................................default
1GP71
0Pin63
0 R12# ......................................................default
1GP70
Offset 27 – Serial Port 2 Multi Function Pin Select .......RW
7Pin55
0 CTS2# ...................................................default
1VID4
6Pin56
0 DSR2# ...................................................default
1VID3
5Pin57
0 RTS2# ...................................................default
1VID2
4Pin58
0 DTR2# ..................................................default
1VID1
3Pin59
0 SIN2 ......................................................default
1VID0
2Pin61
0 SOUT2 ..................................................default
1 SMBCK
1Pin62
0 DCD2# ..................................................default
1SMBDT
0Pin63
0 RI2# .....................................................default
1ITMOFF
Offset 28 – MIDI Port Multi Function Pin Select.......... RW
7 GPIO Event Group B Selection
0 GP4 ....................................................... default
1GP5
6 GPIO Event Group A Selection
0 GP1 ....................................................... default
1 Depends on bit-5
5 GP Select
(ignored unless bit-6 = 1)
0 GP3x .................................................... default
1GP7x
4 Pin 102
0 PLED .................................................... default
1ITMOFF
3-2 Pin 119 Bit [1:0]
x0 MSI ....................................................... default
01 OVFAN
11 WDTO
1-0 Pin 120 Bit [1:0]
x0 MSO ..................................................... default
01 OVOLT
11 DSEL1
Offset 29 – Monitor Port Multi Function Pin Select ..... RW
7 Pin 102
0 Depends on Rx28[4].............................. default
1 OVOLT (Over Voltage)
6 Pin 101
0 COPEN.................................................. default
1 OVFAN (Over Fan)
5-0 Reserved ........................................always reads 0
Offset 2E – Test Mode Register A (Do Not Program)... RW
Offset 2F – Test Mode Register B (Do Not Program) ... RW