kunal123
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hi guys,
i refere following tutorial for i2c interface
**broken link removed** arduino uno r3 i/o port expander with PCF8574P
i want to use PCF8574P, i write data 0 (in binary 00000000) in it & try to receive data from it but i receive data is in decimal 11111111
i think PCF8574P not responding
thanks & regards
i refere following tutorial for i2c interface
**broken link removed** arduino uno r3 i/o port expander with PCF8574P
i want to use PCF8574P, i write data 0 (in binary 00000000) in it & try to receive data from it but i receive data is in decimal 11111111
i think PCF8574P not responding
thanks & regards