GitHub

stepper_keypad_lcd_v1.ino

byte rowPins[ROWS] = {6,7,12,13};//{10, 11, 12, 13}; //connect to the row pinouts of the keypad byte colPins[COLS] = {2,3,4,5}; //{4,5,6,7}; //connect to the column ...
GitHub

stepper_keypad_lcd_v4_LC.ino

byte rowPins[ROWS] = {6,7,8,9};//{10, 11, 12, 13}; //connect to the row pinouts of the keypad byte colPins[COLS] = {2,3,4,5}; //{4,5,6,7}; //connect to the column ...
circuitdigest.com

Interfacing TMC2209 Stepper Motor Driver with Arduino UNO – Basic Direction and Stepping Control

⇒ UART Configuration : One of the most powerful aspects of the TMC2209 is its single-wire UART interface. With UART, you can configure motor current, microstepping resolution, operating modes, and ...
circuitdigest.com

Stepper Motor Control with A4988 Stepper Motor Driver and Arduino UNO

Stepper motors use a cogged wheel and electromagnets to rotate the wheel one ‘step’ at a time. Each HIGH pulse sent to the A4988 stepper driver energises the coil, attracting the teeth closest to the ...
Lifehacker

DIY Keypad Unlocks Your Apartment from the Outside

Sick of using those old keys to get into your house? Redditor charmonkie shows off a homemade, keypad-powered deadbolt without actually modifying the door on his apartment. The setup includes a ...