#define IN1_PIN 8 // ULN2003 IN1 → Arduino pin 8 #define IN2_PIN 9 // ULN2003 IN2 → Arduino pin 9 #define IN3_PIN 10 // ULN2003 IN3 → Arduino pin 10 #define IN4_PIN 11 // ULN2003 IN4 → Arduino pin 11 ...

[Neumi] over on Hackaday.IO wanted a simple-to-use way to drive stepper motors, which could be quickly deployed in a wide variety of applications yet to be determined. The solution is named Ethersweep ...

Michael from the Teaching Tech youtube channel made a great video explaining how stepper motors work and used the Simple Stepper Motor Analyzer for some of the demonstrations. Diagnosing the operation ...