MAX7219 CWG 8 számjegyű digitális csöves kijelző vezérlőmodul piros három IO az Arduino számára
MAX7219 CWG 8-Digit Digital Tube Display Control Module Red Three IO for Arduino
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Note:
1. The VCC and GND don\'t pick back, so as not to burn out chip
2.51 SCM P0 port need connected to pull resistance, if your SCM not connected to pull resistance, can will data line received other port
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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