A4988 and steppers My experience and mistakes

I’ve bought a few of the pololu stepper drivers A4988 to populate a ramps1.3 board used in printrbot. Before building the mechanics I soldered together the ramps board and plugged it all together with my arduino mega2560 and the drivers. Having tried to work out the best software combination with


This is a companion discussion topic for the original entry at https://community.robotshop.com/blog/show/a4988-and-steppers-my-experience-and-mistakes

Can I Use???

Hi Dears

Can I Use stepper motor “1.65A _2.4V” by A4988 Driver?

please guide me…

I made up little variable oscillator 74hc14 555 - add a 74hc393 - various frequencies to play with - no need for computerisation - all does step one way to reverse . Nothing more . Use the uln##3 if more voltage current

bye D