ISL97671
REGISTER 0x02
FAULT/STATUS REGISTER
RESERVED
Bit 7 (R)
RESERVED
Bit 6 (R)
2_CH_SD
Bit 5 (R)
1_CH_SD
Bit 4 (R)
BL_STAT
Bit 3 (R)
OV_CURR
Bit 2 (R)
THRM_SHDN
Bit 1 (R)
FAULT
Bit 0 (R)
BIT
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
BIT ASSIGNMENT
2_CH_SD
1_CH_SD
BL_STAT
OV_CURR
THRM_SHDN
BIT FIELD DEFINITIONS
= Two LED output channels are shutdown (1 = shutdown, 0 = OK)
= One LED output channel is shutdown (1 = shutdown, 0 = OK)
= BL Status (1 = BL On, 0 = BL Off)
= Input Overcurrent (1 = Overcurrent condition, 0 = Current OK)
= Thermal Shutdown (1 = Thermal Fault, 0 = Thermal OK)
Bit 0
REGISTER 0x03
FAULT = Fault occurred (Logic “OR” of all of the fault conditions)
FIGURE 32. DESCRIPTIONS OF FAULT/STATUS REGISTER
ID REGISTER
LED PANEL
Bit 7 = 1
MFG3
Bit 6 (R)
MFG2
Bit 5 (R)
MFG1
Bit 4 (R)
MFG0
Bit 3 (R)
REV2
Bit 2 (R)
REV1
Bit 1 (R)
REV0
Bit 0 (R)
BIT ASSIGNMENT
MFG[3..0]
REV[2..0]
BIT FIELD DEFINITIONS
= Manufacturer ID. See “Identification Register
data 0 to 8 in decimal correspond to other vendors
data 9 in decimal represents Intersil ID
data 10 to 14 in decimal are reserved
data 15 in decimal Manufacturer ID is not
implemented
= Silicon rev (Rev 0 through Rev 7 allowed for silicon
spins)
FIGURE 33. DESCRIPTIONS OF ID REGISTER
21
FN7631.3
August 14, 2012
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