DRV8860_15 Datasheet, PDF (21/40 Pages) Texas Instruments – DRV8860x 38-V 8-Channel Serial Interface Low-Side Driver

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DRV8860, DRV8860A
SLRS065D – SEPTEMBER 2013 – REVISED OCTOBER 2015
8.5.1.3.4 Special command: Fault Register Reset
When Fault-Register-Reset command is issued, internal 16bit fault register will be cleared. System can use this
method to clear out all fault condition in every chained device at once.
LATCH
CLK_xxxxxxxxx 1
12
1234
123
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Fault Register
Fault Register Contents
nFAULT
Fault Condition
Figure 25. Fault Register Reset
No Fault Condition
8.5.1.3.5 Special command: PWM Start
When Fault-Register-Reset command is issued, output channel will ignore energizing time and directly enter into
PWM mode following the setting in control register.
LATCH
CLK_xxxxxx 1
12 3456
123456
123
xxxxxxxxxxxxxxxxxxxxxxxxxx
OUTx
Max-On Time
Figure 26. PWM Start Command
PWM Chopping
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