Data Sheet
ADM1075
Bits
4
Bit Name
IOUT_WARN2_OC_SELECT
Settings
Description
Sets IOUT Warning 2 limit to OC or UC.
Reset
0x0
Access
RW
0
1
Configures IOUT_WARN2_LIMIT as an undercurrent threshold.
Configured IOUT_WARN2_LIMIT as an overcurrent threshold.
[3:2]
OC_TRIP_SELECT
Sets severe OC trip threshold.
0x0
RW
00
01
10
11
125%.
150%. Default.
200%.
225%.
[1:0]
OC_FILT_SELECT
Sets severe OC filter time.
0x0
RW
00
01
10
11
200 ns. Default.
900 ns.
10.7 μs.
57 μs.
POWER CYCLE REGISTER
Address: 0xD9, Send Byte, No Data, Name: POWER_CYCLE
PEAK PIN REGISTER
Address: 0xDA, Reset: 0x0000, Name: PEAK_PIN (writing 0x0000 clears the peak value)
Table 37. Bit Descriptions for PEAK_PIN
Bits
[15:0]
Bit Name
PEAK_PIN
Settings
Description
Returns the peak input power since the register was last cleared.
Reset
0x0
Access
R
READ PIN_EXT REGISTER
Address: 0xDB, Reset: 0x03, 0x000000, Name: READ_PIN_EXT
Table 38. Bit Descriptions for READ_PIN_EXT
Byte
[0]
Bit Name
BYTE_COUNT
Settings
Description
Always reads as 0x03, the number of data bytes that the block
Reset
0x3
Access
R
read command should expect to read.
[3:1]
READ_PIN_EXT
This is the result of the VIN × IOUT calculation that has not been
0x0
R
truncated. Byte 3 is the high byte, Byte 2 is the middle byte, and
Byte 1 is the low byte.
READ EIN_EXT REGISTER
Address: 0xDC, Reset: 0x08, 0x000000, 0x0000, 0x000000, Name: READ_EIN_EXT
Table 39. Bit Descriptions for READ_EIN_EXT
Byte
[0]
Bit Name
BYTE_COUNT
Settings
Description
Always reads as 0x08, the number of data bytes that the block
Reset
0x8
Access
R
read command should expect to read.
[3:1]
ENERGY_EXT
This is the 24-bit energy accumulator in direct format. Byte 3 is
0x0
R
the high byte, Byte 2 is the middle byte, and Byte 1 is the low
byte.
[5:4]
ROLLOVER_EXT
Number of times that the energy count has rolled over, from
0x0
R
0x7FFF to 0x0000. This is a straight 16-bit binary value. Byte 5 is
the high byte, Byte 4 is the low byte.
[8:6]
SAMPLE_COUNT
This is the total number of PIN samples acquired and
0x0
R
accumulated in the energy count accumulator. Byte 8 is the high
byte, Byte 7 is the middle byte, and Byte 6 is the low byte.
Rev. C | Page 49 of 52
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