were here with our Arduino Uno and every time we put in a secondary LED (port 8; but we've tried others) it glows much dimmer than it could. the main LED (Port 13; also have tried others) is fine and if we switch the two around (Main becomes secondary) the secondary still does not light up as much a…

secondary LED on Arduino Uno board will not light up properly.

Topic		Replies	Views
Have two leds alternating on and off but the second one is much dimmer, LEDs and Multiplexing	2	992	May 6, 2021
led brightness LEDs and Multiplexing	5	1233	May 6, 2021
Where is the extra current coming from? Arduino Uno - LED message display General Guidance	3	1431	May 5, 2021
how come there is no enough amount of current flowing to 2nd led? Programming	5	1366	May 5, 2021
LED very dim Troubleshooting	6	1776	May 6, 2021