Datasheet

ADM1075 Data Sheet
Rev. B | Page 38 of 52
PMBus COMMAND REFERENCE
Register addresses are in hexadecimal format.
Table 8. PMBus Command Summary
Command Code Command Name SMBus Transaction Type Number of Data Bytes Reset
0x01 OPERATION Read/write byte 1 0x00
0x03 CLEAR_FAULTS Send byte 0 Not applicable
0x19 CAPABILITY Read byte 1 0xB0
0x4A IOUT_OC_WARN_LIMIT Read/write word 2 0x0FFF
0x57 VIN_OV_WARN_LIMIT Read/write word 2 0x0FFF
0x58 VIN_UV_WARN_LIMIT Read/write word 2 0x0000
0x6B PIN_OP_WARN_LIMIT Read/write word 2 0x7FFF
0x78 STATUS_BYTE Read byte 1 0x00
0x79 STATUS_WORD Read word 2 0x0000
0x7B STATUS_IOUT Read byte 1 0x00
0x7C STATUS_INPUT Read byte 1 0x00
0x80 STATUS_MFR_SPECIFIC Read byte 1 0x00
0x86 READ_EIN Block read 1 (byte count) + 6 (data) 0x06000000000000
0x88
READ_VIN
Read word
2
0x0000
0x8C READ_IOUT Read word 2 0x0000
0x97
READ_PIN
Read word
2
0x0000
0x98 PMBUS_REVISION Read byte 1 0x22
0x99 MFR_ID Block read 1 (byte count) + 3 (data) 0x03 + ASCII “ADI”
0x9A MFR_MODEL Block read 1 (byte count) + 9 (data) 0x09 + ASCII “ADM1075-1” or “ADM1075-2”
0x9B MFR_REVISION Block read 1 (byte count) + 1 (data) 0x01 + ASCII “1”
0xD0 PEAK_IOUT Read/write word 2 0x0000
0xD1 PEAK_VIN Read/write word 2 0x0000
0xD2 PEAK_VAUX Read/write word 2 0x0000
0xD3 PMON_CONTROL Read/write byte 1 0x01
0xD4 PMON_CONFIG Read/write byte 1 0x8F for ADM1075-1; 0x97 for ADM1075-2
0xD5 ALERT1_CONFIG Read/write word 2 0x8000
0xD6 ALERT2_CONFIG Read/write word 2 0x0004
0xD7 IOUT_WARN2_LIMIT Read/write word 2 0x0000
0xD8 DEVICE_CONFIG Read/write byte 1 0x00
0xD9 POWER_CYCLE Send byte 0 Not applicable
0xDA PEAK_PIN Read/write word 2 0x0000
0xDB READ_PIN_EXT Block read 1 (byte count) + 3 (data) 0x03000000
0xDC READ_EIN_EXT Block read 1 (byte count) + 8 (data) 0x080000000000000000
0xDD READ_VAUX Read word 2 0x0000
0xDE VAUX_OV_WARN_LIMIT Read/write word 2 0x0FFF
0xDF VAUX_UV_WARN_LIMIT Read/write word 2 0x0000
0xF6 STATUS_VAUX Read byte 1 0x00