FUNCTIONAL DEVICE OPERATION
LOGIC COMMANDS AND REGISTERS
Table 6. Register Description
DEFAULT VALUE
(HEX)
REGISTER NAME
DESCRIPTION
1
1
Chip Enable by software. This signal is ‘OR’ed with external EN (0=off, 1 =on)
PIN pin enable (0=off, 1 =on)
EN
PINEN
1
NIN pin enable (0=off, 1 =on)
NINEN
F
OVP voltage
OVP[3:0]
SETI2C
0
SET I2C communication (Disable SM Bus Mode)
Clear set I2C
0
CLRI2C
300
FF
3FF
0
PWM Frequency
FPWM[17:0]
DPWM[7:0]
CHEN[9:0]
ALL_OFF
CLRFAIL
STRB
PWM Duty Cycle (FFh =100%)
Channel Enable (0=off, 1=on)
All 10 channels OFF at the same. In order to reactivate channels this bit should be clear.
Clear fail if channels are re-enable.
0
0
Strobe MODE (0=Parallel, 1=Strobe)
Boost Frequency (150,300,600,1200 kHz) [0h=150 Hz]
Channel Current Program (FFh = Maximum Current)
Global Current Program
2
BST[1:0]
ICH#[7:0]
ICHG[7:0]
FF
FF
34844
Analog Integrated Circuit Device Data
Freescale Semiconductor
21
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