PIC to ULN2803 to Stepper Motor Interface | Electronics Forum (Circuits, Projects and Microcontrollers)
![Source DRV-2803 8CH 50V 500mA Darlington Arrays Step Motor Relay LED Electromagnet Driver ULN2803 on m.alibaba.com Source DRV-2803 8CH 50V 500mA Darlington Arrays Step Motor Relay LED Electromagnet Driver ULN2803 on m.alibaba.com](https://sc04.alicdn.com/kf/HTB1qRVOXznD8KJjSspb762bEXXan.png)
Source DRV-2803 8CH 50V 500mA Darlington Arrays Step Motor Relay LED Electromagnet Driver ULN2803 on m.alibaba.com
![ULN2803 8 Channel Module for Lamps Solenoids Relays Valves | Circuit Ideas I Electronic DIY Projects I Robotics ULN2803 8 Channel Module for Lamps Solenoids Relays Valves | Circuit Ideas I Electronic DIY Projects I Robotics](http://www.twovolt.com/wp-content/uploads/2016/07/8-channel-Lamp-Solenoid-Motor-Driver-Board-Using-ULN2803-1.jpg)
ULN2803 8 Channel Module for Lamps Solenoids Relays Valves | Circuit Ideas I Electronic DIY Projects I Robotics
![74hc595 + uln2803 + unipolar stepper issue [SOLVED] - Motors, Mechanics, Power and CNC - Arduino Forum 74hc595 + uln2803 + unipolar stepper issue [SOLVED] - Motors, Mechanics, Power and CNC - Arduino Forum](https://europe1.discourse-cdn.com/arduino/original/4X/b/e/9/be9d1be9c5c4ed7762578ac9d4a5e184e8ae113d.jpeg)