Im making a HUGE countdown clock. ATM this is a placeholder so i can post it once its complete current details.. 88 88:88:88 days , hours , minutes , seconds 8x7segment display. each segment is 2 stawhat leds (3.2v 25ma) controller 2xmax7219 (4 digits per max7219( 1xrealtime clock 1xArduino …

HUGE countdown clock

Topic		Replies	Views
Yard Display - Countdown Timer to "The Big Event" General Guidance	12	7936	May 5, 2021
Modifying code to count up using eight digit, 7-seg displays, a MAX7219 and Uno Programming	4	1434	May 5, 2021
MAX 7219 Countdown Timer LEDs and Multiplexing	2	979	May 6, 2021
COuntdown zaehler auf 4x7-segment Deutsch	4	1637	May 6, 2021
controlar 7-segmentos Español	15	6309	May 6, 2021