PCF8574 IO Erweiterungsplatine I2C Evaluierung Entwicklungsmodul Platine ND Fr Arduino
3,10 €
Are the I / O pins exhausted?. Arduino Module. On board 3.3V level converter circuit, if you don't solder pad of VCC-VDD, the PCF8575 level is 3.3V. Product Introduction. Open drain interrupt output pin for input change interruption.
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