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K64F UART Asynch API: Fix synchronization issue 

The UART state should be set to busy before starting the transfer

Signed-off-by: Mahadevan Mahesh <Mahesh.Mahadevan@nxp.com>
pull/3585/head
Mahadevan Mahesh 2017-01-10 10:45:28 -06:00 committed by Anna Bridge
parent 25096d83e1
commit 018e286ba2
1 changed files with 4 additions and 2 deletions
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6
targets/TARGET_Freescale/TARGET_MCUXpresso_MCUS/TARGET_MCU_K64F/serial_api.c
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@ -518,9 +518,10 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
} }
} }
obj->serial.txstate = kUART_TxBusy;
/* Start the transfer */ /* Start the transfer */
serial_send_asynch(obj); serial_send_asynch(obj);
obj->serial.txstate = kUART_TxBusy;
return 0; return 0;
} }
@ -583,9 +584,10 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
} }
} }
obj->serial.rxstate = kUART_RxBusy;
/* Start the transfer */ /* Start the transfer */
serial_receive_asynch(obj); serial_receive_asynch(obj);
obj->serial.rxstate = kUART_RxBusy;
} }
uint8_t serial_tx_active(serial_t *obj) uint8_t serial_tx_active(serial_t *obj)