HT16K33 LED Dot Matrix Driver Control Board Modul Precise für Arduino Modul
4,94 €
Matrix key scan circuit. Features: 1. Integrated RC oscillator 3. I2C-bus interface 4. 16 8 bits RAM for display data storage 5. 13 x 3 matrix key scanning 8. 16-step dimming circuit 9. 13 x 3 matrix key scanning.
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