begin()

bool begin	(	int	MISO = -1,
		int	MOSI = -1,
		int	CLK = -1,
		int	CS = -1,
		int	CSActiveState = -1,
		int	host = HSPI_HOST
	)

Initializes MCP23S17 driver.

Parameters

MISO	MISO pin (-1 default, depends by the board)
MOSI	MOSI pin (-1 default, depends by the board)
CLK	CLK pin (-1 default, depends by the board)
CS	CS pin (-1 default, depends by the board)
CSActiveState	CS active state (-1 default, depends by the board)
host	SPI host

Examples

VGA/HardwareTest/HardwareTest.ino.

Definition at line 53 of file MCP23S17.cpp.