Hi all - Im making a scoreboard and have 2 - 2 digit LED Displays from sure. The code works great - up down for both and reset. the problem im having is the non lit segments flicker madly at all times. I know the displays are not the problem as they don't flicker on the demo driver board. attached…

LED Sure DE-DP004 Flicker issues

system April 26, 2013, 7:40pm 5

no idea whats in the Driver board - it came with the LED board. I believe grounding is correct. What is pull-up/pull-downs on the signal lines?

Topic		Replies	Views
7-Segment LED Scoreboard - My First Project LEDs and Multiplexing	20	32232	May 6, 2021
7 Segment Flicker Project Guidance	3	955	May 5, 2021
Help with DE-DP14112 (3216 BiColor LED Display from Sure Electronics) LEDs and Multiplexing	2	1362	May 6, 2021
Trouble with 7-segment led's LEDs and Multiplexing	3	1333	May 6, 2021
UNO, one 74HC595 and four 8-segment displays, just querying LEDs and Multiplexing	4	1177	May 6, 2021