This is home-made solder paste dispenser. Construction is printed on the 3D printer. The PCB is based on the basic connection of arduino nano with ULN2003 for stepper motor, and any button. The buttons are for controlling the direction of rotation of the stepper motor, and for changing the speed of rotation of the motorMechanical material3D printed PCB Stepper motorSchematicAll project data with source code is on the my github repository.
