- Can I drive the LEN and the IN inputs from microcontroller?
- Are the any restriction in driving the inputs?
- Is there any illegal state with the inputs?
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INJECT and L_EN are enable & PWM inputs.
U6 & 7 are level shifters.
U2 seems to be burnt depends on the PWM input while enable is active.
The question is if u think that it is safe to drive enable & pwm from microcontroller.