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ADM1026
Table 25. REGISTER 0BH, GPIO CONFIGURATION REGISTER 4 (POWER-ON DEFAULT 00H)
Bit
0
1
2
3
4
5
6
7
Name
GPIO12 Direction
GPIO12 Polarity
GPIO13 Direction
GPIO13 Polarity
GPIO14 Direction
GPIO14 Polarity
GPIO15 Direction
GPIO15 Polarity
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
When this bit is 0, GPIO12 is configured as an input; otherwise, it is an output.
When this bit is 0, GPIO12 is active low; otherwise, it is active high.
When this bit is 0, GPIO13 is configured as an input; otherwise, it is an output.
When this bit is 0, GPIO13 is active low; otherwise, it is active high.
When this bit is 0, GPIO14 is configured as an input; otherwise, it is an output.
When this bit is 0, GPIO14 is active low; otherwise, it is active high.
When this bit is 0, GPIO15 is configured as an input; otherwise, it is an output.
When this bit is 0, GPIO15 is active low; otherwise, it is active high.
Table 26. REGISTER 0CH, EEPROM CONFIGURATION REGISTER 2 (POWER-ON DEFAULT 00H)
Bit
7–0
Name
Factory Use
R/W
R
Description
For factory use only. Do not write to this register.
Table 27. REGISTER 0DH, INTERNAL TEMPERATURE THERM LIMIT (POWER-ON DEFAULT, 37H 55 5 C)
Bit
7–0
Name
Int Temp THERM Limit
R/W
R/W
Description
This register contains the THERM limit for the internal temperature channel.
Exceeding this limit causes the THERM output pin to be asserted.
Table 28. REGISTER 0EH, TDM1 THERM LIMIT (POWER-ON DEFAULT, 50H 80 5 C)
Bit
7–0
Name
TDM1 THERM Limit
R/W
R/W
Description
This register contains the THERM limit for the TDM1 temperature channel.
Exceeding this limit causes the THERM output pin to be asserted.
Table 29. REGISTER 0FH, TDM2 THERM LIMIT (POWER-ON DEFAULT, 50H 80 5 C)
Bit
7–0
Name
TDM2 THERM Limit
R/W
R/W
Description
This register contains the THERM limit for the TDM2 temperature channel.
Exceeding this limit causes the THERM output pin to be asserted.
Table 30. REGISTER 10H, INTERNAL TEMPERATURE T MIN (POWER-ON DEFAULT, 28H 40 5 C)
Bit
7–0
Name
Internal Temp T MIN
R/W
R/W
Description
This register contains the T MIN value for automatic fan speed control based on the
internal temperature channel.
Table 31. REGISTER 11H, TDM1 TEMPERATURE T MIN (POWER-ON DEFAULT, 40H 64 5 C)
Bit
7–0
Name
TDM1 Temp T MIN
R/W
R/W
Description
This register contains the T MIN value for automatic fan speed control based on the
TDM1 temperature channel.
Table 32. REGISTER 12H, TDM2 TEMPERATURE T MIN (POWER-ON DEFAULT, 40H 64 5 C)
Bit
7–0
Name
TDM2 Temp T MIN
R/W
R/W
Description
This register contains the T MIN value for automatic fan speed control based on the
TDM2 temperature channel.
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