ADM1029
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Table 18. REGISTER 07H  SET FAN X* ALARM SPEED (POWER-ON DEFAULT 00H)
Bit
Name
R/W
Description
0
Fan 1 Alarm Speed = 0
R/W
When set to 1, Fan 1 will run at Alarm Speed.
1
Fan 2 Alarm Speed = 0
R/W
When set to 1, Fan 2 will run at Alarm Speed.
2
Reserved
R
Unused. Will read back 0.
3
Reserved
R
Unused. Will read back 0.
4
Reserved
R
Unused. Will read back 0.
5
Reserved
R
Unused. Will read back 0.
6
Reserved
R
Unused. Will read back 0.
7
Reserved
R
Unused. Will read back 0.
* x denotes the fan number.
NOTE: Question marks on this and following pages indicate bit settings that depend on the state of certain pins on power-up.
Table 19. REGISTER 08H  SET FAN X* HOT-PLUG SPEED (POWER-ON DEFAULT 00H)
Bit
Name
R/W
Description
0
Fan 1 Hot-Plug Speed = 0
R/W
When set to 1, Fan 1 will run at Hot-Plug Speed.
1
Fan 2 Hot-Plug Speed = 0
R/W
When set to 1, Fan 2 will run at Hot-Plug Speed.
2
0
R
Unused. Will read back 0.
3
0
R
Unused. Will read back 0.
4
0
R
Unused. Will read back 0.
5
0
R
Unused. Will read back 0.
6
0
R
Unused. Will read back 0.
7
0
R
Unused. Will read back 0.
* x denotes the fan number.
NOTE: Question marks on this and following pages indicate bit settings that depend on the state of certain pins on power-up.
Table 20. REGISTER 09H  SET FAN X* FULL SPEED (POWER-ON DEFAULT 00H)
Bit
Name
R/W
Description
0
Fan 1 Full Speed = 0
R/W
When set to 1 Fan 1 will run at Full Speed.
1
Fan 2 Full Speed = 0
R/W
When set to 1 Fan 2 will run at Full Speed.
2
Reserved
R
Unused. Will read back 0.
3
Reserved
R
Unused. Will read back 0.
4
Reserved
R
Unused. Will read back 0.
5
Reserved
R
Unused. Will read back 0.
6
Reserved
R
Unused. Will read back 0.
7
Reserved
R
Unused. Will read back 0.
* x denotes the fan number.
NOTE: Question marks on this and following pages indicate bit settings that depend on the state of certain pins on power-up.
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