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ISL8274M датащи(PDF) 39 Page - Renesas Technology Corp |
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ISL8274M датащи(HTML) 39 Page - Renesas Technology Corp |
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39 / 81 page ![]() FN8931 Rev.1.00 Page 39 of 81 Jan 4, 2018 ISL8274M 6. PMBus Command Summary 95h READ_FREQUENCY Returns the measured operating switch frequency. Read Word L11 page 59 99h MFR_ID Sets a user defined identification. R/W Block ASC Null page 60 9Ah MFR_MODEL Sets a user defined model. R/W Block ASC Null page 60 9Bh MFR_REVISION Sets a user defined revision. R/W Block ASC Null page 60 9Ch MFR_LOCATION Sets a user defined location identifier. R/W Block ASC Null page 60 9Dh MFR_DATE Sets a user defined date. R/W Block ASC Null page 61 9Eh MFR_SERIAL Sets a user defined serialized identifier. R/W Block ASC Null page 61 A8h LEGACY_FAULT_GROUP Sets rail IDs of legacy devices for fault spreading R/W Block BIT 00000000h No rail ID specified page 61 B0h USER_DATA_00 Sets a user defined data. R/W Block ASC Null page 62 D0h ISENSE_CONFIG Configures ISENSE related features. R/W Byte BIT 06h 256ns Blanking Time, High Range page 62 D1h USER_CONFIG Configures several user-level features. R/W Byte BIT 84h Minimum duty control, PG open drain page 63 D3h DDC_CONFIG Configures the DDC bus. R/W Word BIT Pin-strap (Rail ID set based on PMBus address. Phase ID = 0; Phases in Rail = 1 page 63 D4h POWER_GOOD_DELAY Sets the delay between VOUT > PG threshold and asserting the PG pin. R/W Word L11 C300h 3ms page 64 DFh ASCR_CONFIG Configures ASCR control loop. R/W Block CUS Pin-strap page 64 E0h SEQUENCE Identifies the Rail DDC ID to perform multi-rail sequencing. R/W Word BIT 0000h Prequel and Sequel Disabled page 65 E1h TRACK_CONFIG Configures voltage tracking modes R/W Byte BIT Pin-strap setting page 66 E2h DDC_GROUP Sets rail DDC IDs to obey faults and margining spreading information. R/W Block BIT Ignore Broadcast VOUT_COMMAND, OPERATION page 66 E4h DEVICE_ID Returns the 16-byte (character) device identifier string. Read Block ASC Reads Device Version page 67 E5h MFR_IOUT_OC_FAULT_ RESPONSE Configures the IOUT overcurrent fault response. R/W Byte BIT 80h Disable and No Retry page 67 E6h MFR_IOUT_UC_FAULT_ RESPONSE Configures the IOUT undercurrent fault response. R/W Byte BIT 80h Disable and No Retry page 67 E7h IOUT_AVG_OC_FAULT_LIMIT Sets the IOUT average overcurrent fault threshold. R/W L11 Set by SYNC/OCP pin-strap page 68 Command Code Command Name Description Type Data Format Default Value Default Setting Page |
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