09 TM1650 4x7 segment display - maxint-rd/arduino-modules GitHub Wiki

TM1650 large 4-digit 7-segment display module for common cathode single 0.56" 7-segment 4-digit LED display, e.g SMA420561KX. Includes connections to MCU (DIO/CLK) and to three-button module (see easyeda.com/Maxint).

For Arduino library see github.com/maxint-rd/TM16xx

09_TM1650_4x7-segment_display

Schematic/PCB: https://easyeda.com/Maxint/tm1650-large-7-seg-4-digits-buttons

Watch this video to see how I make and test my modules:

Made: TM1640 LED matrix and ATtiny44 development module (too many PCBs?)