MCP23S17GPIO(4)

MCP23S17GPIO(4) | Kernel Interfaces Manual | MCP23S17GPIO(4)

# NAME

mcp23s17gpio — Driver for MCP23S17 gpio chip via SPI bus

# SYNOPSIS

mcp23s17gpio0 at spi? slave 0 flags 0
mcp23s17gpio1 at spi? slave 0 flags 1
mcp23s17gpio2 at spi? slave 0 flags 2
mcp23s17gpio3 at spi? slave 0 flags 3
gpio* at gpiobus?

# DESCRIPTION

The mcp23s17gpio driver supports up to 8 instances of the MCP23S17 16-bit GPIO chips. Access to the pins is provided by the gpio(4) interface. The mcp23s17gpio flags argument selects the hardware address of the chip instance.

# SEE ALSO

gpio(4), intro(4), spi(4)

# HISTORY

The mcp23s17gpio driver first appeared in NetBSD 7.0.

# AUTHORS

The mcp23s17gpio driver was written by Frank Kardel <kardel@NetBSD.org>.

April 6, 2014 | NetBSD 7.0