Power supply voltage: DC 5V Principle: each line by two 74 hc138 + 4 ~ 16 decoder transistor drive; Shipping list: 8*8 LED Dot matrix *4 Dot matrix driver board *1 Dupont cable * Several Pin Header *2 row
Arduino
Dot Matrix Display Driver Module Set
149 kr
8*8 LED Dot Matrix Display Driver Module for Arduino+Dot Matrix+Dupont Wire+Pins
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