Demo Board (Free)
Information Board ( Back)
Free present a piece of Demo Board
Features:
1.The 7-segment LED display development board assembled 4pcs 2.3 inch common cathode 7segment LED display.
2.This development board assembled 74HC595 to drive the LED. Only need to feed two signals (Clock and Data). Variable brightness by PWM.
3.You could assemble multiple these board together for showing more characters.
Download:
2.3"LED Information Board User's Manual