Product specifications

VT1211 LPC SuperIO and Hardware Monitor
Revision 1.0 January 8, 2002 -19- Register Summary Tables
Technologies, Inc.
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Hardware Monitor I/O Space Registers
Offset Base = LDN B Rx61-60 (EC00h) Default Acc
10 SELD0 [7:0] For AFE as Digital filter
parameter SELD [7:0]
00 RW
11 SELD1[7:0] for as SELD[15:8] 00 RW
12 SELD2[7:0] for as SELD[19:16] 00 RW
13 Analog data D[15:8] 00 RW
14 Analog data D[7:0] 00 RW
15 Digital data D[7:0] 00 RW
16 Channel Counter 00 RW
17 Data Valid & Channel Indications. 00 RW
18 SMBus Control (For Noise Avoiding) 00 RW
19 AFE Control 00 RW
1A AFE Test Control 00 RW
1B Channel Setting 00 RW
1C -reserved- 00 –
1D Hot Temp Limit (H) for temp reading 3 00 RW
1E Hot Temp Hysteresis Limit (Low) 00 RW
1F Temperature reading 1 (for Intel CPU
Thermal Diode)
00 RW
20 Temperature Reading 3 (Reserved for
Internal Thermal Diode)
00 RW
21 UCH 1 ,Default as Thermal input
(Temperature reading 2) that setting for
NTC type thermistor input
00 RW
22 UCH 2 ,Default for Voltage inputs 00 RW
23 UCH 3 ,Default for Voltage inputs 00 RW
24 UCH 4 ,Default for Voltage inputs 00 RW
25 UCH 5 ,Default for Voltage inputs 00 RW
26 +3.3V(Internal Vdd) 00 RW
27-28 -reserved- 00 –
29 FAN1 reading 00 RW
2A FAN 2 reading 00 RW
2B UCH2 High Limit 00 RW
2C UCH2 Low Limit 00 RW
2D UCH3 High Limit 00 RW
2E UCH3 Low Limit 00 RW
2F UCH4 High Limit 00 RW
30 UCH4 Low Limit 00 RW
31 UCH5 High Limit 00 RW
32 UCH5 Low Limit 00 RW
33 Internal +3.3V High Limit 00 RW
34 Internal +3.3V Low Limit 00 RW
35 - 38 - reserved - 00 –
39 Hot Temp Limit (H) for temp reading 1 00 RW
3A Hot Temp Hysteresis Limit (Low) 00 RW
Note: All offsets and default values above are in hexadecimal.
3B FAN 1 Fan Count Limit (FIN0) 00 RW
3C FAN 2 Fan Count Limit (FIN1) 00 RW
3D UCH1 High Limit (default for temp
reading 2)
00 RW
3E UCH1 Low Limit 00 RW
3F Stepping ID number 00 RW
40 Configuration
08
RW
41 Interrupt INT Status 1 00
RO
42 Interrupt INT Status 2 00
RO
43 INT Mask 1 00 RW
44 INT Mask 2 00 RW
45 VID 00
RO
46 Over Voltage & Over Fan Control
FF
RW
47 Fan Speed Control
25
RW
48 Serial Bus Address
2D
RW
49 VID 4 00 RW
4A Universal Channel Configuration
07
RW
4B Temperature Configuration 1
15
RW
4C Temperature Configuration 2
55
RW
4D Extended Temperature Resolution 00
RO
4E Over Temperature Control
0F
RW
50 PWM Clock Select 00 RW
51 PWM Control 00 RW
52 PWM Full Speed Temperature Value 00 RW
53 PWM High Speed Temperature Value 00 RW
54 PWM Low Speed Temperature Value 00 RW
55 PWM Fan Off Temperature Value 00 RW
56 PWM Output 1 Hi Speed Duty Cycle
FF
RW
57 PWM Output 1 Lo Speed Duty Cycle
FF
RW
58 PWM Output 2 Hi Speed Duty Cycle
FF
RW
59 PWM Output 2 Lo Speed Duty Cycle
FF
RW
5A PWM Output 3 Hi Speed Duty Cycle
FF
RW
5B PWM Output 3 Lo Speed Duty Cycle
FF
RW
5C BEEP Event Enable 00 RW
5D Fan Event BEEP Frequency Divisor 00 RW
5E Voltage Event BEEP Frequency Divisor 00 RW
5F Temperature Event BEEP Freq Divisor 00 RW
60 PWM1 Current Duty Cycle 00 RW
61 PWM2 Current Duty Cycle 00 RW
62-7F -reserved- 00 –
Note: All offsets and default values above are in hexadecimal.