ADT7463 Datasheet, PDF (48/52 Pages) Analog Devices – dB COOL Remote Thermal Controller and Voltage Monitor

ADT7463
Table XXXII. Register 0x74 – Interrupt Mask Register 1 (Power-On Default <7:0> = 0x00)
Bit
Name
0
2.5V
1
V_CCP
2
V_CC
3
5V
4
R1T
5
LT
6
R2T
7
OOL
R/W
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Description
A one masks SMBALERT for out-of-limit conditions on the 2.5 V channel.
A one masks SMBALERT for out-of-limit conditions on the V_CCP channel.
A one masks SMBALERT for out-of-limit conditions on the V_CC channel.
A one masks SMBALERT for out-of-limit conditions on the 5 V channel.
A one masks SMBALERT for out-of-limit conditions on the Remote 1
Temperature channel.
A one masks SMBALERT for out-of-limit conditions on the Local
Temperature channel.
A one masks SMBALERT for out-of-limit conditions on the Remote 2
Temperature channel.
A one masks SMBALERT for any out-of-limit condition in Status Register 2.
Table XXXIII. Register 0x75 – Interrupt Mask Register 2 (Power-On Default <7:0> = 0x00)
Bit
Name
R/W
Description
0
12V/VC
Read/Write
A one masks SMBALERT for out-of-limit conditions on the 12 V channel.
1
OVT
Read Only
A one masks SMBALERT for overtemperature THERM conditions.
2
FAN1
Read/Write
A one masks SMBALERT for a Fan 1 Fault.
3
FAN2
Read/Write
A one masks SMBALERT for a Fan 2 Fault.
4
FAN3
Read/Write
A one masks SMBALERT for a Fan 3 Fault.
5
F4P
Read/Write
A one masks SMBALERT for a Fan 4 Fault. If the TACH4 pin is being used as the
THERM input, this bit masks SMBALERT for a THERM timer event.
6
D1
Read/Write
A one masks SMBALERT for a diode open or short on Remote 1 channel.
7
D2
Read/Write
A one masks SMBALERT for a diode open or short on Remote 2 channel.
Table XXXIV. Register 0x76 – Extended Resolution Register 1
Bit
<1:0>
<3:2>
<5:4>
<7:6>
Name
2.5V
V_CCP
V_CC
5V
R/W
Read-Only
Read-Only
Read-Only
Read-Only
Description
2.5 V LSBs. Holds the 2 LSBs of the 10-bit 2.5 V measurement.
V_CCP LSBs. Holds the 2 LSBs of the 10-bit V_CCP measurement.
V_CC LSBs. Holds the 2 LSBs of the 10-bit V_CC measurement.
5 V LSBs. Holds the 2 LSBs of the 10-bit 5 V measurement.
If this register is read, this register and the registers holding the MSB of each reading are frozen until read.
Table XXXV. Register 0x77 – Extended Resolution Register 2
Bit
<1:0>
<3:2>
<5:4>
<7:6>
Name
12V
TDM1
LTMP
TDM2
R/W
Read-Only
Read-Only
Read-Only
Read-Only
Description
12 V LSBs. Holds the 2 LSBs of the 10-bit 12 V measurement.
Remote 1 Temperature LSBs. Holds the 2 LSBs of the 10-bit Remote 1
Temperature measurement.
Local Temperature LSBs. Holds the 2 LSBs of the 10-bit Local
Temperature measurement.
Remote 2 Temperature LSBs. Holds the 2 LSBs of the 10-bit Remote 2
Temperature measurement.
If this register is read, this register and the registers holding the MSB of each reading are frozen until read.
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