maxint-rd

maxint-rd/TM16xx

Arduino TM16xx library for LED & KEY and LED Matrix modules based on TM1638, TM1637, TM1640 and similar chips. Simply use print() on 7-segment and use Adafruit GFX on matrix.

6 good first / help-wanted issues · C++ · last activity Oct 10, 2026

235 stars 44 forks 235 watchers C++
7-segment adafruit-gfx arduino arduino-library atmega attiny buttons esp8266-arduino led-display matrix onebutton-library tm1637 tm1638 tm1640 tm1650 tm1668
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6 Open Issues Need Help Last updated: Oct 10, 2026

Open Issues Need Help

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Only 10 unique outputs from TM1650 buttons 15 days ago
bug good first issue
maxint-rd/TM16xx
235

Arduino TM16xx library for LED & KEY and LED Matrix modules based on TM1638, TM1637, TM1640 and similar chips. Simply use print() on 7-segment and use Adafruit GFX on matrix.

C++
#7-segment#adafruit-gfx#arduino#arduino-library#atmega#attiny#buttons#esp8266-arduino#led-display#matrix#onebutton-library#tm1637#tm1638#tm1640#tm1650#tm1668
ESP32 C3 TM1652 stability - glitching segments - dots and colon stuck barely lit 6 months ago
bug good first issue question
maxint-rd/TM16xx
235

Arduino TM16xx library for LED & KEY and LED Matrix modules based on TM1638, TM1637, TM1640 and similar chips. Simply use print() on 7-segment and use Adafruit GFX on matrix.

C++
#7-segment#adafruit-gfx#arduino#arduino-library#atmega#attiny#buttons#esp8266-arduino#led-display#matrix#onebutton-library#tm1637#tm1638#tm1640#tm1650#tm1668
need help with TM1621 chip 8 months ago
good first issue question
maxint-rd/TM16xx
235

Arduino TM16xx library for LED & KEY and LED Matrix modules based on TM1638, TM1637, TM1640 and similar chips. Simply use print() on 7-segment and use Adafruit GFX on matrix.

C++
#7-segment#adafruit-gfx#arduino#arduino-library#atmega#attiny#buttons#esp8266-arduino#led-display#matrix#onebutton-library#tm1637#tm1638#tm1640#tm1650#tm1668
Some TM16xx functions don't work for TM1628 class 10 months ago
bug good first issue
maxint-rd/TM16xx
235

Arduino TM16xx library for LED & KEY and LED Matrix modules based on TM1638, TM1637, TM1640 and similar chips. Simply use print() on 7-segment and use Adafruit GFX on matrix.

C++
#7-segment#adafruit-gfx#arduino#arduino-library#atmega#attiny#buttons#esp8266-arduino#led-display#matrix#onebutton-library#tm1637#tm1638#tm1640#tm1650#tm1668
does not light on TM1617 and CH32V003F4P6 with Arduino Core 11 months ago
good first issue question
maxint-rd/TM16xx
235

Arduino TM16xx library for LED & KEY and LED Matrix modules based on TM1638, TM1637, TM1640 and similar chips. Simply use print() on 7-segment and use Adafruit GFX on matrix.

C++
#7-segment#adafruit-gfx#arduino#arduino-library#atmega#attiny#buttons#esp8266-arduino#led-display#matrix#onebutton-library#tm1637#tm1638#tm1640#tm1650#tm1668
[Answered] TM1628 example?? 11 months ago
good first issue question
maxint-rd/TM16xx
235

Arduino TM16xx library for LED & KEY and LED Matrix modules based on TM1638, TM1637, TM1640 and similar chips. Simply use print() on 7-segment and use Adafruit GFX on matrix.

C++
#7-segment#adafruit-gfx#arduino#arduino-library#atmega#attiny#buttons#esp8266-arduino#led-display#matrix#onebutton-library#tm1637#tm1638#tm1640#tm1650#tm1668