Need help on SD02B stepper motor driver

Autonomous Robot, Manual Robot, DC Motor Driver, Stepper Motor Driver, Servo, Multi PWM chip.....

Re: Need help on SD02B stepper motor driver

Postby hyng » Tue Jul 17, 2012 11:22 am

tiongpatrick86 WROTE:Now i tried to supply with 12V at Vin. The power LED is on. and the mini jumper is connected at Vin. The output LED still are not light on when the test button is pressed.

You still need to supply Vmotor. Have you do that?
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