View Single Post
  #20  
Old 22-10-2019, 01:19 PM
bojan's Avatar
bojan
amateur

bojan is offline
 
Join Date: Jul 2006
Location: Mt Waverley, VIC
Posts: 6,943
Quote:
Originally Posted by Wavytone View Post
So.. on that schematic, what are the IC's J1 and J2 ?

I've been following with ild interest... maybe one day Ill get rid of the synscan handset and DIY, though I have way too many other priorities.
In mu case they are Pololu stepper drivers, 4988
https://www.pololu.com/product/2975
You can also use those based on DRV8825.

Both of them need to be modified to sort out "missing pulses" issue.
Reply With Quote