285 lines
7.3 KiB
C
285 lines
7.3 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file stm32l0xx_it.c
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* @brief Interrupt Service Routines.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2019 STMicroelectronics.
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* All rights reserved.</center></h2>
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*
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* This software component is licensed by ST under BSD 3-Clause license,
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* the "License"; You may not use this file except in compliance with the
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* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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#include "stm32l0xx_it.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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#include "string.h"
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#include "usart.h"
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#include "dma.h"
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN TD */
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/* USER CODE END TD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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/* Private user code ---------------------------------------------------------*/
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/* USER CODE BEGIN 0 */
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/* USER CODE END 0 */
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/* External variables --------------------------------------------------------*/
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extern RTC_HandleTypeDef hrtc;
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/* USER CODE BEGIN EV */
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extern uint8_t Tof_Data;
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extern uint8_t Usart1_RxBuff[USART_RX_LENGTH];
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extern uint8_t Usart2_RxBuff[USART_RX_LENGTH];
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volatile uint8_t LORA_STATE = LORA_NOT_JOIN;
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volatile uint8_t SEND_STATE = SET;
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/* USER CODE END EV */
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/******************************************************************************/
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/* Cortex-M0+ Processor Interruption and Exception Handlers */
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/******************************************************************************/
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/**
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* @brief This function handles Non maskable interrupt.
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*/
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void NMI_Handler(void)
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{
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/* USER CODE BEGIN NonMaskableInt_IRQn 0 */
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/* USER CODE END NonMaskableInt_IRQn 0 */
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/* USER CODE BEGIN NonMaskableInt_IRQn 1 */
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/* USER CODE END NonMaskableInt_IRQn 1 */
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}
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/**
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* @brief This function handles Hard fault interrupt.
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*/
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void HardFault_Handler(void)
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{
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/* USER CODE BEGIN HardFault_IRQn 0 */
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/* USER CODE END HardFault_IRQn 0 */
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while (1)
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{
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/* USER CODE BEGIN W1_HardFault_IRQn 0 */
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/* USER CODE END W1_HardFault_IRQn 0 */
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}
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}
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/**
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* @brief This function handles System service call via SWI instruction.
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*/
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void SVC_Handler(void)
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{
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/* USER CODE BEGIN SVC_IRQn 0 */
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/* USER CODE END SVC_IRQn 0 */
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/* USER CODE BEGIN SVC_IRQn 1 */
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/* USER CODE END SVC_IRQn 1 */
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}
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/**
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* @brief This function handles Pendable request for system service.
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*/
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void PendSV_Handler(void)
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{
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/* USER CODE BEGIN PendSV_IRQn 0 */
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/* USER CODE END PendSV_IRQn 0 */
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/* USER CODE BEGIN PendSV_IRQn 1 */
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/* USER CODE END PendSV_IRQn 1 */
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}
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/**
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* @brief This function handles System tick timer.
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*/
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void SysTick_Handler(void)
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{
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/* USER CODE BEGIN SysTick_IRQn 0 */
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/* USER CODE END SysTick_IRQn 0 */
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HAL_IncTick();
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/* USER CODE BEGIN SysTick_IRQn 1 */
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/* USER CODE END SysTick_IRQn 1 */
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}
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/******************************************************************************/
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/* STM32L0xx Peripheral Interrupt Handlers */
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/* Add here the Interrupt Handlers for the used peripherals. */
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/* For the available peripheral interrupt handler names, */
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/* please refer to the startup file (startup_stm32l0xx.s). */
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/******************************************************************************/
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/**
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* @brief This function handles RTC global interrupt through EXTI lines 17, 19 and 20 and LSE CSS interrupt through EXTI line 19.
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*/
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void RTC_IRQHandler(void)
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{
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/* USER CODE BEGIN RTC_IRQn 0 */
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/* USER CODE END RTC_IRQn 0 */
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HAL_RTCEx_WakeUpTimerIRQHandler(&hrtc);
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/* USER CODE BEGIN RTC_IRQn 1 */
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/* USER CODE END RTC_IRQn 1 */
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}
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/**
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* @brief This function handles DMA1 channel 4, channel 5, channel 6 and channel 7 interrupts.
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*/
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void DMA1_Channel4_5_6_7_IRQHandler(void)
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{
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/* USER CODE BEGIN DMA1_Channel4_5_6_7_IRQn 0 */
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/* USER CODE END DMA1_Channel4_5_6_7_IRQn 0 */
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/* USER CODE BEGIN DMA1_Channel4_5_6_7_IRQn 1 */
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/* USER CODE END DMA1_Channel4_5_6_7_IRQn 1 */
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}
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/**
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* @brief This function handles USART2 global interrupt / USART2 wake-up interrupt through EXTI line 26.
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*/
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void USART2_IRQHandler(void)
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{
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/* USER CODE BEGIN USART2_IRQn 0 */
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// if(LL_USART_IsActiveFlag_RXNE(USART2))
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// {
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//
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// uint8_t Res = LL_USART_ReceiveData8(USART2);
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//
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// LL_USART_TransmitData8(USART1,Res);
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// while(LL_USART_IsActiveFlag_TXE(USART1)==RESET);
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// }
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if(LL_USART_IsActiveFlag_IDLE(USART2))
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{
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// LL_USART_TransmitData8(USART2,'d');
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// while(LL_USART_IsActiveFlag_TXE(USART2)==RESET);
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// for(int i = 0;i<USART_RX_LENGTH-LL_DMA_GetDataLength(DMA1,LL_DMA_CHANNEL_6);i++)
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// {
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// LL_USART_TransmitData8(USART2,Usart2_RxBuff[i]);
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// while(LL_USART_IsActiveFlag_TXE(USART2)==RESET);
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// }
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// LL_USART_TransmitData8(USART2,'d');
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// while(LL_USART_IsActiveFlag_TXE(USART2)==RESET);
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if(strncmp("\r\n+STATUS:",(const char *)Usart2_RxBuff,10) == 0)
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{
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switch(Usart2_RxBuff[10]-0x30)
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{
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case LORA_RESET:
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LORA_STATE = LORA_RESET;
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break;
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case LORA_P2P:
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LORA_STATE = LORA_P2P;
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break;
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case LORA_NOT_JOIN:
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LORA_STATE = LORA_NOT_JOIN;
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break;
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case LORA_JOINED:
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LORA_STATE = LORA_JOINED;
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break;
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}
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}
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else if(strncmp("\r\n^STATUS:",(const char *)Usart2_RxBuff,10) == 0)
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{
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switch(Usart2_RxBuff[10]-0x30)
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{
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case LORA_RESET:
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LORA_STATE = LORA_RESET;
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break;
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case LORA_P2P:
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LORA_STATE = LORA_P2P;
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break;
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case LORA_NOT_JOIN:
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LORA_STATE = LORA_NOT_JOIN;
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break;
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case LORA_JOINED:
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LORA_STATE = LORA_JOINED;
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break;
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}
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}
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else if(strncmp("^STATUS:",(const char *)Usart2_RxBuff,8) == 0)
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{
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switch(Usart2_RxBuff[8]-0x30)
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{
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case LORA_RESET:
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LORA_STATE = LORA_RESET;
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break;
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case LORA_P2P:
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LORA_STATE = LORA_P2P;
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break;
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case LORA_NOT_JOIN:
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LORA_STATE = LORA_NOT_JOIN;
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break;
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case LORA_JOINED:
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LORA_STATE = LORA_JOINED;
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break;
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}
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}
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LL_DMA_DisableChannel(USART2_DMA,USART2_DMA_CHANNEL);
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Usart_DMA_CONFIG(USART2_DMA, USART2_DMA_CHANNEL, USART2, (uint32_t)Usart2_RxBuff,USART_RX_LENGTH);
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memset(Usart2_RxBuff,0,sizeof(Usart2_RxBuff));
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LL_USART_ClearFlag_IDLE(USART2);
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}
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/* USER CODE END USART2_IRQn 0 */
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/* USER CODE BEGIN USART2_IRQn 1 */
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/* USER CODE END USART2_IRQn 1 */
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}
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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