Microcontroller like Arduino and Raspberry Pi experience for "WASD" character maneuver.
Multi Keypad connected to Arduino Leonardo. "Keyboard.write" was not integrated in ESP32 WROOM and Leonardo was successful writing letters in notepad and Serial monitor.
GPIO for rows and columns was a bit confused so I had to plug into each GPIOs.
Microcontroller Xiao ESP32 C3, 4 buttons connected and internal pull-up resistors connected.