lpcmanager

Added support for short uart Smarteh buffer (26bytes, 19200kbps). Buffer length and baudrate are initialised from Composer. Added control of CAN1 & CAN2 enable pin: When PLC app is started both drivers are enabled and then disabled when PLC app is stopped.

2016-10-10, bmakuc
40fefd4a1e8c
Added support for short uart Smarteh buffer (26bytes, 19200kbps). Buffer length and baudrate are initialised from Composer. Added control of CAN1 & CAN2 enable pin: When PLC app is started both drivers are enabled and then disabled when PLC app is stopped.
if(!rt_mutex_acquire(&UART_ReadMutex, TM_INFINITE )){
int prevstate;
if((prevstate=uartDevReadBuf_plc_state) == FULL){
uartDevReadBuf_plc_state = LOCKED;
}
rt_mutex_release(&UART_ReadMutex);
if(prevstate == FULL){
%(retrieve_code)s
/* unlock plc buffer */
uartDevReadBuf_plc_state = EMPTY;
}else{
/* No new data -> no update */
}
}