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Function rc_spi_write

Function Documentation

int rc_spi_write(int bus, int slave, uint8_t *data, size_t bytes)

Writes data to specified slave.

Parameters

  • bus – [in] SPI bus to use

  • slave – [in] slave id

  • data – data pointer

  • bytes – [in] number of bytes to send

Returns

returns number of bytes written or -1 on failure