Hello everyone, I'm a total noob and have only high school knowledge of electronics. One part of my project is a 4x4 RGB buttons matrix (how original...). Since I only have 6 PWM pins on my UNO and no TLC5940, I can't really mux the matrix (and I only have common cathode RGB LEDs, apparently it's …

Simulate analogWrite(PIN, 0-255) with digitalWrite

Grumpy_Mike May 1, 2018, 9:49am 7

You can wire it up with Neopixels, my book
/raspberry-pi-projects-for-dummies
Shows you how.

Topic		Replies	Views
Using PWM pins for digital & analog writes alternately? LEDs and Multiplexing	4	1693	May 6, 2021
Need lots of analog pins... LEDs and Multiplexing	12	3038	May 6, 2021
Shiftregister,PWM and RGB LED I need help LEDs and Multiplexing	23	10173	May 6, 2021
PWM over a shift register 74hc595 Frequently-Asked Questions	7	17416	May 6, 2021
RG LED 8x8 display with PWM via shiftregisters+div Development	6	6097	May 6, 2021