The DlnSpiMasterRead() function receives data via SPI bus. The received data is an array of 1-byte elements.
A handle to the DLN-series adapter.
A number of the SPI master port.
The size of the message buffer. This parameter is specified in bytes. The maximum value is 256 bytes.
A pointer to an array of unsigned 8-bit integers that receives data from slave during the function execution.
The function successfully received data.
The port number is not valid. Use the DlnSpiMasterGetPortCount() function to find the maximum possible port number.
The SPI master port is disabled. Use the DlnSpiMasterEnable() function to activate the SPI master port.
The DlnSpiMasterRead() function is defined in the dln_spi_master.h file.