I use the high speed SPI communication interface of the MSSP module to interface with this chip. The MCP23S17 SPI slave chip is writable and readable.
[ Ссылка ]
Ещё видео!
I use the high speed SPI communication interface of the MSSP module to interface with this chip. The MCP23S17 SPI slave chip is writable and readable.
[ Ссылка ]