Drives this useful I/O port expander. Example is provided for the PiFace, which is how I tested this library. Wire the Arduino up to the PiFace as follows (other boards you're on your own): Note that ...
abilities of this class well, and makes a simple example. A few things are done less efficiently than possible to make the sketch easier to follow. In the hardware setup I used to write this example, ...
色々ありましたが、ArduinoでフジソクSRAMカード吸い出しできました。 無論書き込みもです。 MCP23S17のA2ビットを立てるとIOCONレジスタアクセス初期書き込みDevice Opcodeが0x40から0x48に変わります。それも、IOCONレジスタアクセスのみ。他のレジスタアクセスはA2 ...