lzbp li / mbed-src

mbed library sources

Fork of mbed-src by mbed official

Diff: hal/serial_api.h

Revision:
563:536c9fb088a0
Parent:
525:c320967f86b9
--- a/hal/serial_api.h	Tue Jun 09 15:30:08 2015 +0100
+++ b/hal/serial_api.h	Wed Jun 10 10:00:08 2015 +0100
@@ -237,7 +237,7 @@
  * @param hint      A suggestion for how to use DMA with this transfer
  * @return Returns number of data transfered, or 0 otherwise
  */
-int serial_tx_asynch(serial_t *obj, void *tx, size_t tx_length, uint8_t tx_width, uint32_t handler, uint32_t event, DMAUsage hint);
+int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx_width, uint32_t handler, uint32_t event, DMAUsage hint);
 
 /** Begin asynchronous RX transfer (enable interrupt for data collecting)
  *  The used buffer is specified in the serial object - rx_buff