Datasheet

MAX34451 PMBus 16-Channel V/I Monitor and
12-Channel Sequencer/Marginer
www.maximintegrated.com
Maxim Integrated │ 15
Table 3. PMBus Command Codes (continued)
CODE COMMAND NAME TYPE
PAGE
NO. OF
BYTES
FLASH
STORED/
LOCKED
(NOTE 2)
DEFAULT
VALUE
(NOTE 2)
0–11 12–15 16–20 255
(NOTE 1)
7Dh STATUS_TEMPERATURE Readbyte — — R — 1 N/N 00h
7Eh STATUS_CML
Readbyte R R R R 1 N/N 00h
80h STATUS_MFR_SPECIFIC
Readbyte R R — R 1 N/N 00h
8Bh READ_VOUT
Readword R R — — 2 N/N 0000h
8Ch READ_IOUT
Readword R R — — 2 N/N 0000h
8Dh READ_TEMPERATURE_1
Readword — — R — 2 N/N 0000h
98h PMBUS_REVISION
Readbyte R R R R 1 FIXED/N 11h
99h MFR_ID
Readbyte R R R R 1 FIXED/N 4Dh
9Ah MFR_MODEL
Readbyte R R R R 1 FIXED/N 59h
9Bh MFR_REVISION
Readword R R R R 2 FIXED/N (Note3)
9Ch MFR_LOCATION BlockR/W R/W R/W R/W R/W 8 Y/Y (Note4)
9Dh MFR_DATE BlockR/W R/W R/W R/W R/W 8 Y/Y (Note4)
9Eh MFR_SERIAL BlockR/W R/W R/W R/W R/W 8 Y/Y (Note4)
D1h MFR_MODE BlockR/W R/W R/W R/W R/W 2 Y/Y 0020h
D2h MFR_PSEN_CONFIG
BlockR/W R/W — — — 4 Y/Y (Note5)
D4h MFR_VOUT_PEAK R/Wword R/W R/W — — 2 N/Y 0000h
D5h MFR_IOUT_PEAK
R/Wword R/W R/W — — 2 N/Y 0000h
D6h MFR_TEMPERATURE_PEAK
R/Wword — — R/W — 2 N/Y 8000h
D7h MFR_VOUT_MIN
R/Wword R/W R/W — — 2 N/Y 7FFFh
D8h MFR_NV_LOG_CONFIG
R/Wword R/W R/W R/W R/W 2 Y/Y 0000h
D9h MFR_FAULT_RESPONSE
BlockR/W R/W R/W 4 Y/Y (Note5)
DAh MFR_FAULT_RETRY R/Wword R/W R/W R/W R/W 2 Y/Y 0000h
DCh MFR_NV_FAULT_LOG
Blockread R R R R 255 Y/Y (Note6)
DDh MFR_TIME_COUNT BlockR/W R/W R/W R/W R/W 4 N/Y (Note5)
DFh MFR_MARGIN_CONFIG R/Wword R/W — — — 2 Y/Y 0000h
E2h MFR_IOUT_AVG
R/Wword R R — — 2 N/Y 0000h
E4h MFR_CHANNEL_CONFIG
R/Wword R/W R/W — — 2 Y/Y 0000h
E6h MFR_TON_SEQ_MAX
R/Wword R/W — — — 2 Y/Y 0000h
E7h
MFR_PWM_CONFIG(Note7) BlockR/W R/W — — — 4 Y/Y (Note5)