My project uses a mulitplexor to light up an LED as well as the display module.
Check if the LED and display both light up by switching input 7 on/off and inputs 4 and 6, if in7 is on then in 6 should turn the lights on. If in 7 is off then in4 will turn on the lights
LED display & LED diode
# | Input | Output | Bidirectional |
---|---|---|---|
0 | OUT0 | ||
1 | OUT1 | ||
2 | OUT2 | ||
3 | OUT3 | ||
4 | IN4 | OUT4 | |
5 | OUT5 | ||
6 | IN6 | OUT6 | |
7 | IN7 | OUT7 |