void Long_Uart2_Init(void)
{
uint32_t ui32_SystemClock;
RINGBUF_Init(&long_Uart2_TxRingBuf, long_Uart2_TxBuf, sizeof(long_Uart2_TxBuf));
RINGBUF_Init(&long_Uart2_RxRingBuf, long_Uart2_RxBuf, sizeof(long_Uart2_RxBuf));
ui32_SystemClock = u32_UsrSystemClockGet();
SysCtlPeripheralEnable(SYSCTL_PERIPH_UART2);
SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD);
GPIOPinConfigure(GPIO_PD6_U2RX);
GPIOPinConfigure(GPIO_PD7_U2TX);
IntDisable(INT_UART2);
GPIOPinTypeUART(GPIO_PORTD_BASE, GPIO_PIN_6 | GPIO_PIN_7);
UARTConfigSetExpClk(UART2_BASE, ui32_SystemClock, 19200,
(UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE |
UART_CONFIG_PAR_NONE));
UARTIntRegister(UART2_BASE, &UART2_RxTxHandler);
UARTIntClear(UART2_BASE, UART_INT_RX | UART_INT_TX);
UARTIntEnable(UART2_BASE, UART_INT_RX | UART_INT_RT);
UARTTxIntModeSet(UART2_BASE, UART_TXINT_MODE_EOT);
IntEnable(INT_UART2);
}
void bluetooth_init(uint32_t baudrate) {
uint32_t ui32_SystemClock;
ui32_SystemClock = u32_UsrSystemClockGet();
SysCtlPeripheralEnable(SYSCTL_PERIPH_UART0);
SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOA);
GPIOPinConfigure(GPIO_PA0_U0RX);
GPIOPinConfigure(GPIO_PA1_U0TX);
GPIOPinTypeUART(GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1);
UARTConfigSetExpClk(UART0_BASE, ui32_SystemClock, baudrate,
(UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE |
UART_CONFIG_PAR_NONE));
// UARTFIFOEnable(UART0_BASE);
// UARTFIFOLevelSet(UART0_BASE, UART_FIFO_TX7_8, UART_FIFO_RX1_8);
UARTIntRegister(UART0_BASE, &Bluetooth_RxTxHandler);
IntEnable(INT_UART0);
UARTIntEnable(UART0_BASE, UART_INT_RX | UART_INT_RT | UART_INT_TX);
UARTTxIntModeSet(UART0_BASE, UART_TXINT_MODE_EOT);
HC05_ClearEvtQueue();
}
