• 4 digit 7 segment of individually addressable segments can be added to the ESP-xx controller turning it into a clock or other purpose controller.
  The board uses 4 0.56 7 segment displays, a single push button, Light dependant resistor (LDR) 3 LEDs and 2 additional LEDs for colon all wired to a header connector for mating to the ESP-xx board
  
  
   

  
  
  
   

  Documents

     Schematic
     PCB layout files   (easyEDA)
     Gerber Files 
     Bill of Materials