ISL28023 Datasheet, PDF (29/55 Pages) Intersil Corporation – Bidirectional current sensing

ISL28023
TABLE 2. ISL28023 REGISTER DESCRIPTIONS (Continued)
REGISTER
ADDRESS
(HEX)
REGISTER NAME
FUNCTION
POWER ON RESET NUMBER ACCESS
VALUE (HEX) OF BYTES TYPE PAGE
PRIMARY AND AUXILIARY CHANNEL CONTROLS
D2 SET DPM MODE
Configures the ISL28023
0A
1
R/W 32
D3 DPM CONV STATUS
Indicates the Status of a Conversion
N/A
1
R
32
D4 CONFIG ICHANNEL
Shunt Inputs (Primary and Auxiliary) Configuration
0387
2
R/W 33
38 IOUT CAL GAIN
D5 CONFIG VCHANNEL
D7 CONFIG PEAK DET
E2 CONFIG EXCITATION
MEASUREMENT REGISTERS
D6 READ VSHUNT OUT
Calibration that Enables Primary Current Measurements
Bus Inputs (Primary and Auxiliary) Configuration
Enables Primary Channel Current Peak Detector
Enables Temp Measurements on the Auxiliary Shunt Input
Primary Shunt Measurement Value
0000
0387
00
00
0000
2
R/W 33
2
R/W 34
1
R/W 34
1
R/W 34
2
R
35
8B READ VOUT
Primary Bus Measurement Value
0000
2
R
35
8C READ IOUT
Primary Current Measurement Value
0000
2
R
35
D8 READ PEAK MIN IOUT
Primary Current Maximum Measurement Value
7FFF
2
R
35
D9 READ PEAK MAX IOUT
Primary Current Minimum Measurement Value
8001
2
R
35
96 READ POUT
Primary Power Measurement Value
0000
2
R
35
E0 READ VSHUNT OUT AUX Axillary Shunt Measurement Value
0000
2
R
36
E1 READ VOUT AUX
8D READ TEMPERATURE 1
THRESHOLD DETECTORS
DA VOUT OV THRESHOLD SET
DB VOUT UV THRESHOLD SET
Auxiliary Bus Measurement Value
Internal Temperature Measurement Value
Overvoltage/Over-temperature Threshold Configuration
Undervoltage Threshold Configuration
0000
0000
003F
00
2
R
36
2
R
36
2
R/W 36
1
R/W 37
DC IOUT OC THRESHOLD SET Overcurrent Threshold Configuration
003F
2
R/W 37
SMB ALERT
DD CONFIG INTR
Configure the Behavior of the Interrupts
0000
2
R/W 39
DE FORCE FEEDTHR ALERT Configure the Path of the Interrupt Signal
00
1
R/W 39
1B SMBALERT MASK
Alert Mask for the SMBALERT1 Pin
N/A
2
R/W 41
DF SMBALERT2 MASK
Alert Mask for the SMBALERT2 Pin
N/A
1
R/W 41
03 CLEAR FAULTS
7A STATUS VOUT
7B STATUS IOUT
7D STATUS TEMPERATURE
7E STATUS CML
78 STATUS BYTE
Clears All Faults
Alert Bits related to the Primary Bus
Alert Bit related to the Primary Shunt
Alert Bit related to Temperature
Alert Bits related to Communication Errors
Alert Bits related to Temperature and Device Status
N/A
0
W
40
00
1
R/W 40
00
1
R/W 40
00
1
R/W 40
00
1
R/W 40
00
1
R/W 41
79 STATUS WORD
Alert Bits related to all Primary Inputs
0000
2
R/W 41
VOLTAGE MARGIN
E4 CONFIG VOL MARGIN
Configures the Margin DAC
00
1
R/W 43
E3 SET VOL MARGIN
Value to Load into the Margin DAC
80
1
R/W 43
EXTERNAL CLOCK CONTROL
E5 CONFIG EXT CLK
Configures External Clock; Enable/Disable SMBALERT2
00
1
R/W 42
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March 18, 2016