Data send-receive by IIC-bus Hardware: IIC-board with 4 x PCF8574 IC you see a 8bit leds this leds show the value from an other 8574 who has 8 switches as input The 8xswitches from IIC you can see also at the pins PC_0 to PC_7

Dependencies:   mbed

Fork of Nucleo_IIC_2x8574in_out by Gerhard Neumaier

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