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1608c3ed7c3f

Smarteh uart bus: added support for short buffer (26B) and 19200 baudrate.

if(!rt_mutex_acquire(&UART_WriteMutex, TM_INFINITE )){

int prevstate;

prevstate=uartDevWriteBuf_plc_state;

uartDevWriteBuf_plc_state = LOCKED;

rt_mutex_release(&UART_WriteMutex);

%(publish_code)s

/* unlock plc buffer */

uartDevWriteBuf_plc_state = FULL;

/* wakeup task */

rt_task_unblock(&UART_task);

}