Tsungta Wu / Mbed OS mbed_SPIS_multiByte_example

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Diff: SPISlave_multiByte.h

Revision:
2:c520d7c7739d
Parent:
0:b7415ae44dac
diff -r 58f0712d9aa2 -r c520d7c7739d SPISlave_multiByte.h
--- a/SPISlave_multiByte.h	Wed May 31 07:39:37 2017 +0000
+++ b/SPISlave_multiByte.h	Wed May 31 09:30:53 2017 +0000
@@ -89,11 +89,13 @@
 
     /** Polls the SPI to see if data has been received
      *
+     *  @param bytes Number of bytes per SPI frame
+     *
      *  @returns
      *    0 if no data,
      *    1 otherwise
      */
-    int receive(void);
+    int receive(int bytes = 1);
 
     /** Retrieve  data from receive buffer as slave
      *
@@ -105,9 +107,10 @@
     /** Fill the transmission buffer with the value to be written out
      *  as slave on the next received message from the master.
      *
-     *  @param value the data to be transmitted next
+     *  @param value the data context to be transmitted next
+     *  @param bytes Number of bytes of given value
      */
-    void reply(int value);
+    void reply(uint8_t *value, int bytes);
 
 protected:
     spi_mb_t _spi;