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Below is an advanced use for stepper motors that uses the same basic 'control' code that can be explored with the Raspberry Pi PCB.

CPU temperature gauge

 

short video clip showing a stepper motor driving a 'gauge' needle indicating the Raspberry Pi's CPU temperature which is read every second or so and used to 'drive' the stepper motor forwards or backwards (may not show in Chrome or Mac Safari for some reason - sorry! try using FireFox instead)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The following links provide more details on various aspects of this evolving PCB project development:

 

 

Details for all the Maker/robotics PCB projects:

 

 

All the currently available maker project information: