8-digit LED Display Module with buttons - TM1638 Application: The module was built based on the TM1638 controller, which supports the display, 8 LEDs, and 8 buttons, without the need to involve the microcontroller. Functionality The module allows you to reduce the consumption of microcontroller resources needed to operate the user interface, and the number of pins needed, because it can be operated using only 3 pins of the microcontroller. The module is compatible with the Arduino platform and AVR, STM32 microcontrollers, etc. Technical data: Power: 5V Driver: TM1638 Number of buttons: 8 Number of Digits 7-segment LED: 8 Number of LEDs: 8 Digit height: 9mm LED color: Red Spacing of mounting holes: 40 x 68mm Dimensions: 76x50mm https://elecena.pl/product/22627018/tm1638-led-key-display-module 2023-02-23 https://elecena.pl/product/22627018/tm1638-led-key-display-module 2025-06-08 https://elecena.pl/product/22627018/tm1638-led-key-display-module 2025-10-26 https://elecena.pl/product/22627018/tm1638-led-key-display-module 2025-10-28