4×5 Matrix Array 20 Key Membrane Switch Keypad Keyboard TTL Output DO to a microcontroller digital

DO to a microcontroller digital input

this board ensures smooth execution of tasks with 49 instructions and 16 stack levels

with upgraded camera

1x 1N4007 Diode- Pack of 20 Pcs

4×5 Matrix Array 20 Key Membrane Switch Keypad Keyboard TTL Output DO to a microcontroller digitalUpgrade your microcontroller projects with the 45 Matrix Array 20 Key Membrane Switch Keypad Keyboard. This membrane keypad offers seamless integration with your circuits, boasting a user friendly interface with 20 buttons arranged in a matrix form. With its adhesive backing and compact design, mounting this keypad in various applications is effortless. Enjoy the soft touch feeling of the buttons, ensuring a comfortable user experience for industrial