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by usbpe308
Sat Feb 15, 2020 5:47 am
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Wiring help for R701 Stepper Motor Driver
Replies: 6
Views: 272

Re: Wiring help for R701 Stepper Motor Driver

Thank you both for the comments, you two have been big helps! I did check my gpio pins when testing and thought it weird they went to 5v instead of 3.3 so probably killed that one, but thankfully they arent crazy expensive. Ill get another one and make sure i have the other parts (think i have them ...
by usbpe308
Fri Feb 14, 2020 7:45 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Wiring help for R701 Stepper Motor Driver
Replies: 6
Views: 272

Re: Wiring help for R701 Stepper Motor Driver

I dont think my reply went thru. Thank you for the response. Im not sure of the motor specs yet, should be finding out next week. I did try starting with just 1 stepper. 5v to 5v, ground to metal case of PT, a gpio pin to direction and one to step. Did a 100 hz PWM and stepped up each pin individual...
by usbpe308
Thu Feb 13, 2020 2:04 am
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: Wiring help for R701 Stepper Motor Driver
Replies: 6
Views: 272

Wiring help for R701 Stepper Motor Driver

I have picked up a old Pan Tilt module and inside it has two RMS R701 stepper motor drivers. I haven't been able to figure out the proper wiring for it to a Pi since it was built before Pi's were around. Can anyone take a look and see if you can tell? I attached an image of the device and the link t...

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