The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
Dependents: hello SerialTestv11 SerialTestv12 Sierpinski ... more
mbed 2
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Diff: hal/spi_api.h
- Revision:
- 145:64910690c574
- Parent:
- 128:9bcdf88f62b0
- Child:
- 148:fd96258d940d
--- a/hal/spi_api.h Thu Jun 08 14:53:05 2017 +0100 +++ b/hal/spi_api.h Wed Jun 21 17:31:38 2017 +0100 @@ -116,6 +116,23 @@ */ int spi_master_write(spi_t *obj, int value); +/** Write a block out in master mode and receive a value + * + * The total number of bytes sent and recieved will be the maximum of + * tx_length and rx_length. The bytes written will be padded with the + * value 0xff. + * + * @param[in] obj The SPI peripheral to use for sending + * @param[in] tx_buffer Pointer to the byte-array of data to write to the device + * @param[in] tx_length Number of bytes to write, may be zero + * @param[in] rx_buffer Pointer to the byte-array of data to read from the device + * @param[in] rx_length Number of bytes to read, may be zero + * @returns + * The number of bytes written and read from the device. This is + * maximum of tx_length and rx_length. + */ +int spi_master_block_write(spi_t *obj, const char *tx_buffer, int tx_length, char *rx_buffer, int rx_length); + /** Check if a value is available to read * * @param[in] obj The SPI peripheral to check