spicommon_cs_initialize() function

Initialize a Chip Select pin for a specific SPI peripheral

Syntax

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Summary

Declaration

Definition

void spicommon_cs_initialize(spi_host_device_t host, int cs_io_num, int cs_num, int force_gpio_matrix);

Argument

Declared as

Description

host

SPI peripheral

cs_io_num

int

GPIO pin to route

cs_num

int

CS id to route

force_gpio_matrix

int

If true, CS will always be routed through the GPIO matrix. If false, if the GPIO number allows it, the routing will happen through the IO_mux.

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