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ISL68124IRAZ датащи(PDF) 21 Page - Renesas Technology Corp |
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ISL68124IRAZ датащи(HTML) 21 Page - Renesas Technology Corp |
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21 / 46 page ![]() ISL68124 FN8796 Rev.2.00 Page 21 of 46 June 16, 2017 PMBus Command Summary CODE COMMAND NAME DESCRIPTION TYPE DATA FORMAT DEFAULT VALUE DEFAULT SETTING 00h PAGE Selects Output 0, 1, or both R/W Bit 00h Page 0 01h OPERATION Enable/disable, margin settings R/W Bit 08h Off 02h ON_OFF_CONFIG On/off configuration settings R/W Bit 16h ENABLE pin control 03h CLEAR_FAULTS Clears all fault bits in all registers and releases the SALRT pin Write N/A N/A 10h WRITE_PROTECT Write protection to sets of commands R/W Bit 00h No write protection 20h VOUT_MODE Defines format for output voltage related commands Read Bit 40h Direct format 21h VOUT_COMMAND Sets the nominal VOUT target R/W Direct 0384h 900mV 22h VOUT_TRIM Applies trim voltage to VOUT set-point R/W Direct 0000h 0mV 24h VOUT_MAX Absolute maximum voltage setting R/W Direct 08FCh 2300mV 25h VOUT_MARGIN_HIGH Sets VOUT target during margin high R/W Direct 0640h 1600mV 26h VOUT_MARGIN_LOW Sets VOUT target during margin low R/W Direct 00FAh 250mV 27h VOUT_TRANSITION_RATE Slew rate setting for VOUT changes R/W Direct 0064h 10mV/µs 28h VOUT_DROOP Sets the load line (V/I slope) resistance for the output R/W Direct 0000h 0µV/A 2Bh VOUT_MIN Absolute minimum target voltage setting R/W Direct 0000h 0V 40h VOUT_OV_FAULT_LIMIT Sets the VOUT overvoltage fault threshold R/W Direct 076Ch 1900mV 44h VOUT_UV_FAULT_LIMIT Sets the VOUT undervoltage fault threshold R/W Direct 0000h 0mV 4Fh OT_FAULT_LIMIT Sets the over-temperature fault threshold R/W Direct 007Dh +125°C 51h OT_WARN_LIMIT Sets the over-temperature warn threshold R/W Direct 07D0h +2000°C 55h VIN_OV_FAULT_LIMIT Sets the VIN overvoltage fault threshold R/W Direct 36B0h 14,000mV 59h VIN_UV_FAULT_LIMIT Sets the VIN undervoltage fault threshold R/W Direct 1F40h 8,000mV 5Bh IIN_OC_FAULT_LIMIT Sets the IIN overcurrent fault threshold R/W Direct 0032h 50A 60h TON_DELAY Sets the delay time from enable to VOUT rise R/W Direct 0014h 200µs 61h TON_RISE Turn-on rise time R/W Direct 01F4h 500µs 64h TOFF_DELAY Turn-off delay time R/W Direct 0000h 0µs 65h TOFF_FALL Turn-off fall time R/W Direct 01F4h 500µs 78h STATUS_BYTE First byte of STATUS_WORD Read Bit N/A N/A 79h STATUS_WORD Summary of critical faults Read Bit N/A N/A 7Ah STATUS_VOUT Reports VOUT faults Read Bit N/A N/A 7Bh STATUS_IOUT Reports IOUT faults Read Bit N/A N/A 7Ch STATUS_INPUT Reports input faults Read Bit N/A N/A 7Dh STATUS_TEMPERATURE Reports temperature warnings/faults Read Bit N/A N/A 7Eh STATUS_CML Reports communication, memory, logic errors Read Bit N/A N/A 80h STATUS_MFR_SPECIFIC Reports specific events Read Bit N/A N/A 88h READ_VIN Reports input voltage measurement Read Direct N/A N/A 89h READ_IIN Reports input current measurement Read Direct N/A N/A 8Bh READ_VOUT Reports output voltage measurement Read Direct N/A N/A 8Ch READ_IOUT Reports output current measurement Read Direct N/A N/A |
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