lpcmanager

Smarteh 485: slave address of RX buffer must match the address of sent TX buffer in order to be accepted. If reception is not successful data is not copied to beremiz buffer (memcpy()).

2017-05-16, bmakuc
802091036e67
Smarteh 485: slave address of RX buffer must match the address of sent TX buffer in order to be accepted. If reception is not successful data is not copied to beremiz buffer (memcpy()).
int err;
char *serialdev = "/dev/ttyAPP1";
int RS485_GPIO_NUM = 102;
uartDevWriteBuf_plc_state = EMPTY;
uartDevReadBuf_plc_state = EMPTY;
bzero(&uartDev, sizeof(uartDev));
bzero(&uartDevReadBufA, sizeof(uartDevReadBuf_t));
bzero(&uartDevReadBufB, sizeof(uartDevReadBuf_t));
uartDevReadBuf_drv = &uartDevReadBufA;
uartDevReadBuf_plc = &uartDevReadBufB;
bzero(&uartDevWriteBufA, sizeof(uartDevWriteBuf_t));
bzero(&uartDevWriteBufB, sizeof(uartDevWriteBuf_t));
uartDevWriteBuf_drv = &uartDevWriteBufA;
uartDevWriteBuf_plc = &uartDevWriteBufB;
bzero(&uartCommStatusBuf, sizeof(uartCommStatusBuf));
bzero(&uartCommErrCntBuf, sizeof(uartCommErrCntBuf));
%(init_code)s
if((err = rt_mutex_create (&UART_WriteMutex, "UART_WriteMutex")))
return err;
if((err = rt_mutex_create (&UART_ReadMutex, "UART_ReadMutex")))
return err;
RS485_GPIO_dev = gpio_open(RS485_GPIO_NUM);
if (!RS485_GPIO_dev) {
fprintf(stderr, "Error while initializing RS485 GPIO.\n");
return 1;
}
UART_fd = openserial(serialdev, uartBaudrate); /* uartBaudrate is initialized from Composer */
if (!UART_fd) {
fprintf(stderr, "Error while initializing %%s.\n", serialdev);
return 1;
}
if(uartBufSize == UART_BUFSIZE_LONG) /* uartBufSize is initialized from Composer */
InitUartPortDevices_longBuffer();
else
InitUartPortDevices_shortBuffer();
if((err = rt_task_create(&UART_task, "UART_task", 0, 50, T_JOINABLE)))
return err;
if((err = rt_task_start(&UART_task, &UART_task_proc, NULL)))
return err;