The following configuration must be
used when driving a stepper motor and the DRV8421B variant is populated on the
EVM.
- J2: Populated for stepper motor
mode
- J10: Remove Step Select Jumper
(DRV8421B is automatically configured for Full-Step when (J2) is populated in
stepper mode)
- J1: Select Enable or Sleep
configuration (Blue: Enables device, Red: Low-power sleep mode)
- J7: All populated for MCU
communication with DRV8421