Hi, guys. I'm trying to do a project using four 5x7 led dot matrix display. How do i go about configuring the hardware? Do i need ULN2803 , 74HC595 shift register to program it? Can you guys give some links on how i should set up ? Thanks very much

4 5x7 DOT MATRIX DISPLAY

Grumpy_Mike April 29, 2012, 10:44am 5

You need to understand what is happening when you multiplex a device. Read this:-
http://www.thebox.myzen.co.uk/Workshop/LED_Matrix.html

Topic		Replies	Views
3 5x7 Led Dot matrix Connection and programming problem LEDs and Multiplexing	5	4953	May 6, 2021
led matrix variation question Interfacing	15	1719	May 6, 2021
led matrix, 5x7, only 14 pins? Interfacing	29	9014	May 6, 2021
Help with Multiplexing DISPLAY PROBLEM LEDs and Multiplexing	15	5721	May 6, 2021
16x16 LED dot matrix with shift registers Syntax & Programs	4	5012	May 6, 2021