Datasheet

LM25066I, LM25066IA
SNVS824C –JUNE 2012–REVISED MARCH 2013 www.ti.com
Table 1. Supported PMBus
™
Commands (continued)
Number
Default
Code Name Function R/W Of Data
Value
Bytes
88h READ_VIN Retrieves input voltage measurement. R 2 0000h
89h READ_IIN Retrieves input current measurement (Mirror at D1h). R 2 0000h
8Bh READ_VOUT Retrieves output voltage measurement. R 2 0000h
8Dh READ_TEMPERATURE_1 Retrieves temperature measurement. R 2 0000h
97h READ _PIN Retrieves averaged input power measurement (mirror at DFh). R 2 0000h
98h PMBUS_Revision Retrieves PMBus Revision R 1 22h
99h MFR_ID Retrieves manufacturer ID in ASCII characters (TI). R 2 54h
49h
9Ah MFR_MODEL Retrieves Part number in ASCII characters. (LM25066I). R 8 4Ch
4Dh
32h
35h
30h
36h
36h
49h
9Bh MFR_REVISION Retrieves part revision letter/number in ASCII (e.g. AA). R 2 41h A
41h A
D0h MFR_SPECIFIC_00 Retrieves auxiliary voltage measurement. R 2 0000h
READ_VAUX
D1h MFR_SPECIFIC_01 Retrieves input current measurement. (Mirror at 89h) R 2 0000h
MFR_READ_IIN
D2h MFR_SPECIFIC_02 Retrieves input power measurement. R 2 0000h
MFR_READ_PIN
D3h MFR_SPECIFIC_03 Retrieves or stores input current limit warn threshold. (Mirror at R/W 2 0FFFh
MFR_IIN_OC_WARN_LIMIT 5Dh)
D4h MFR_SPECIFIC_04 Retrieves or stores input power limit warn threshold. R/W 2 0FFFh
MFR_PIN_OP_WARN_LIMIT
D5h MFR_SPECIFIC_05 Retrieves measured maximum input power measurement. R 2 0000h
READ_PIN_PEAK
D6h MFR_SPECIFIC_06 Resets the contents of the peak input power register to zero. Send 0
CLEAR_PIN_PEAK Byte
D7h MFR_SPECIFIC_07 Disables external MOSFET gate control for FAULTs. R/W 1 0000h
GATE_MASK
D8h MFR_SPECIFIC_08 Retrieves or stores user user fault mask. R/W 2 FD04h
ALERT_MASK
D9h MFR_SPECIFIC_09 Retrieves or stores information about number of retry attempts. R/W 1 0000h
DEVICE_SETUP
DAh MFR_SPECIFIC_10 Retrieves most recent diagnostic and telemetry information in a R 12 0460h
BLOCK_READ single transaction. 0000h
0000h
0000h
0000h
0000h
DBh MFR_SPECIFIC_11 2^n number of samples to be averaged, range = 00h to 0Ch . R/W 1 08h
SAMPLES_FOR_AVG
DCh MFR_SPECIFIC_12 Retrieves averaged input voltage measurement. R 2 0000h
READ_AVG_VIN
DDh MFR_SPECIFIC_13 Retrieves averaged output voltage measurement. R 2 0000h
READ_AVG_VOUT
DEh MFR_SPECIFIC_14 Retrieves averaged input current measurement. R 2 0000h
READ_AVG_IIN
DFh MFR_SPECIFIC_15 Retrieves averaged input power measurement. (Mirror at 97h) R 2 0000h
READ_AVG_PIN
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