From caa8b8c09c55bdcf027f25d5fbf522f0cebc87b2 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期日, 24 三月 2024 09:21:52 +0800
Subject: [PATCH] 1
---
Src/radio/Lora.c | 207 ++++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 202 insertions(+), 5 deletions(-)
diff --git a/Src/radio/Lora.c b/Src/radio/Lora.c
index 94dabf6..daf7937 100644
--- a/Src/radio/Lora.c
+++ b/Src/radio/Lora.c
@@ -12,10 +12,12 @@
#include "main.h"
#include <stdlib.h>
#include "dw_mbx_tag.h"
+#include "Flash.h"
static RadioEvents_t RadioEvents;
#define USE_MODEM_LORA
//#define USE_MODEM_FSK
#define REGION_CN779
+void LoraUp_Poll();
void Lora47xrx_Init(void);
void Lora433_change(void);
void Lora433rx_Init(void);
@@ -42,10 +44,56 @@
extern uint8_t lora_yingda_flag;
uint16_t lora_yingda_num;
uint16_t crc_value;
-/*!
- * Radio events function pointer
- */
+/**
+ * @brief Update CRC16 for input byte
+ * @param CRC input value
+ * @param input byte
+ * @retval Updated CRC value
+ */
+uint16_t UpdateCRC16(uint16_t crcIn, uint8_t byte)
+{
+ uint32_t crc = crcIn;
+ uint32_t in = byte|0x100;
+ do
+ {
+ crc <<= 1;
+ in <<= 1;
+
+ if(in&0x100)
+ {
+ ++crc;
+ }
+
+ if(crc&0x10000)
+ {
+ crc ^= 0x1021;
+ }
+ } while(!(in&0x10000));
+
+ return (crc&0xffffu);
+}
+
+/**
+ * @brief Cal CRC16 for YModem Packet
+ * @param data
+ * @param length
+ * @retval CRC value
+ */
+uint16_t Cal_CRC16(const uint8_t* data, uint32_t size)
+{
+ uint32_t crc = 0;
+ const uint8_t* dataEnd = data+size;
+
+ while(data<dataEnd)
+ {
+ crc = UpdateCRC16(crc,*data++);
+ }
+ crc = UpdateCRC16(crc,0);
+ crc = UpdateCRC16(crc,0);
+
+ return (crc&0xffffu);
+}
static RadioEvents_t RadioEvents;
#if defined( USE_MODEM_LORA )
@@ -112,7 +160,9 @@
uint8_t lora_chongfuyingda_flag;
uint8_t Lora_rx_open_flag;
extern u32 Loratx_frequency;
-
+uint8_t huifushengjibao_flag;
+uint8_t LoraUp_flag;
+uint8_t lora_up_rec_flag;
uint8_t flag_writepara_needreset = 0;
uint32_t wg_lost_count = 10;
uint32_t lora_zhuangtai;
@@ -126,8 +176,16 @@
SCB->AIRCR = 0X05FA0000|(unsigned int)0x04; //软复位回到bootloader
}
Radio.Standby();
+ if(LoraUp_flag)
+ {
+ huifushengjibao_flag=1;
+ Radio.Rx( 500 );
+ }
+ else
+ {
Radio.Rx( 50 );
LED_TB_OFF;
+ }
}
extern LPTIM_HandleTypeDef hlptim1;
uint16_t current_time,start_time,end_time;
@@ -195,6 +253,7 @@
SnrValue = snr;
Radio.Standby();
no_rx_flag = 0;
+ lora_up_rec_flag=1;
if(RX_Buffer[MSG_TYPE_IDX]==LORA_MSGTYPE_RANGEPOLL)
{
UWB_Wkup();
@@ -235,6 +294,9 @@
rec_index = RX_Buffer[PWTAG_WRITE_IDX_IDX];
switch(rec_index)
{
+ case 0xaa: //升级下发
+ LoraUp_Poll();
+ break;
case 0xdd: //语音下发
break;
case 0x20: //蜂鸣
@@ -257,7 +319,7 @@
}
if(!no_rx_flag)
{
- if(lora_jianting_flag)
+ if(lora_jianting_flag&&LoraUp_flag==0)
{
SwitchLoraSettings(UWB_CHANNEL_FRQ+g_com_map[GROUP_ID],UWB_CHANNEL_SF,0);
Radio.Rx(0);
@@ -342,3 +404,138 @@
// Radio.SetRxDutyCycle(RxDutyCycle_RX_time,RxDutyCycle_SLEEP_time);
}
+
+uint16_t rec_wenjian_daxiao;
+uint16_t wangguan_up_id;
+uint8_t send_lora_data[250];
+//extern uint8_t lora_recbuffer[255];
+uint8_t muqiandeshengjibao;
+static uint16_t current_count1,target_count1,end_count1,start_count1;
+uint8_t huifushengjibaoerror_num;
+uint8_t final_bag_num;
+uint16_t testflag;
+uint32_t Zhongjian_data[60];
+uint16_t app1_or_app2;
+extern IWDG_HandleTypeDef hiwdg;
+void LoraUp_Poll()
+{ uint16_t result ;
+ uint16_t crc16;
+ memcpy(&rec_wenjian_daxiao,&RX_Buffer[WRITEPARA_VALUE_IDX],2);//文件大小
+// rec_wenjian_daxiao=rxbuffer[WRITEPATE_VALUE_IDX];
+ if(rec_wenjian_daxiao>0XAC00)
+ {}//文件过大，超出范围
+ else
+ {
+ memcpy(&wangguan_up_id,&RX_Buffer[SOURCE_ID_IDX],2);//网关ID 占用2个字节
+ send_lora_data[MSG_TYPE_IDX]=LORA_MSGTYPE_UPDATE_CONFIRM;
+ memcpy(&send_lora_data[SOURCE_ID_IDX],&dev_id,2);//网关ID 占用2个字节
+ memcpy(&send_lora_data[DEST_ID_IDX],&wangguan_up_id,2);//标签或者基站的设备ID 2个字节
+// send_lora_data[MUQIAN_BAG]=0xFF;
+ crc16=Checksum_u16(send_lora_data,6);
+ memcpy(&send_lora_data[6],&crc16,2);
+ huifushengjibao_flag=0;
+ LoraUp_flag=1;
+ Radio.Send(send_lora_data,8);//基站发送升级确认回复
+ Delay_Ms(1000);
+ SwitchLoraSettings(LORA_UPCHANNEL_FRQ,LORA_UPCHANNEL_SF,22); //切换lora升级频点
+ delay_ms(200);
+ __disable_irq();
+// FLASH_Read(APP_1OR2_ADRESS,(uint8_t*)&app1_or_app2,2);
+ final_bag_num=(rec_wenjian_daxiao/220)+1;//计算一共要请求多少包
+ while(1)
+ {
+ FLASH_Prepare(APP2_ADRESS, APP_SIZE);
+ delay_ms(500);
+ if(testflag==0)
+ {break;}
+ }
+// FLASH_Write(APP2_ADRESS, (const uint8_t*)&tmp111, 2);
+ __enable_irq();
+ while(1)
+ {
+ if(huifushengjibao_flag==1)
+ {lora_up_rec_flag=1;
+ while(1)
+ {
+ send_lora_data[MSG_TYPE_IDX]=LORA_MSGTYPE_UPDATEFILE_REQUEST;
+ memcpy(&send_lora_data[SOURCE_ID_IDX],&dev_id,2);//网关ID 占用2个字节
+ memcpy(&send_lora_data[DEST_ID_IDX],&wangguan_up_id,2);//标签或者基站的设备ID 2个字节
+ send_lora_data[MUQIAN_BAG]=muqiandeshengjibao;
+ crc16=Checksum_u16(send_lora_data,7);
+ memcpy(&send_lora_data[7],&crc16,2);
+ lora_up_rec_flag=0;
+ Radio.Send(send_lora_data,9);//基站发送请求第x包
+
+ start_count1=HAL_LPTIM_ReadCounter(&hlptim1); //等待接收完成直到超时
+ end_count1=start_count1+32768/2;//500ms等待
+ if(end_count1>=32768)
+ {end_count1-=32768;}
+ current_count1=HAL_LPTIM_ReadCounter(&hlptim1);
+ while(!lora_up_rec_flag)
+ {
+ current_count1=HAL_LPTIM_ReadCounter(&hlptim1);
+ if(current_count1>=end_count1&¤t_count1<end_count1+15000)
+ {
+ break;
+ }
+ delay_ms(100);
+ if(lora_up_rec_flag)
+ {break;}
+ Radio.Send(send_lora_data,9);
+ }
+// while(1);
+ if(lora_up_rec_flag)
+ {
+ HAL_IWDG_Refresh(&hiwdg);
+ crc16=Cal_CRC16(RX_Buffer,DATA_IDX+ONE_BAG_DAXIAO);
+ if(muqiandeshengjibao==RX_Buffer[MUQIAN_BAG]&&!memcmp(&crc16,&RX_Buffer[DATA_IDX+ONE_BAG_DAXIAO],2)&&!memcmp(&dev_id,&RX_Buffer[DEST_ID_IDX],2)&& !memcmp(&wangguan_up_id,&RX_Buffer[SOURCE_ID_IDX],2))
+ {
+ memcpy(Zhongjian_data,&RX_Buffer[DATA_IDX],ONE_BAG_DAXIAO);
+// if(app1_or_app2==1)
+// FLASH_Write(APP1_ADRESS+ONE_BAG_DAXIAO*rxbuffer[MUQIAN_BAG],(uint8_t*)Zhongjian_data,ONE_BAG_DAXIAO);
+// else
+ FLASH_Write(APP2_ADRESS+ONE_BAG_DAXIAO*RX_Buffer[MUQIAN_BAG],(uint8_t*)Zhongjian_data,ONE_BAG_DAXIAO);
+
+ muqiandeshengjibao++;
+ }
+ }
+ else
+ {
+ HAL_IWDG_Refresh(&hiwdg);
+ huifushengjibaoerror_num++;
+ if(huifushengjibaoerror_num>=20)
+ {
+ huifushengjibaoerror_num=0;
+ muqiandeshengjibao=0;
+ Delay_Ms(500);
+ HAL_NVIC_SystemReset();
+ break;
+ }
+ }
+ if(muqiandeshengjibao==final_bag_num)
+ {
+ uint16_t tmp11 ,result11;
+ tmp11=0XBB;
+ result11 = FLASH_Prepare(APP_1OR2_ADRESS, PAGE_SIZE);
+ if(result11)
+ result11 = FLASH_Write(APP_1OR2_ADRESS, (const uint8_t*)&tmp11, 2);
+ Delay_Ms(1500);
+ HAL_NVIC_SystemReset();
+ }
+ }
+ }
+ else
+ {
+ Delay_Ms(500);
+// huifushengjibao_flag=0;
+ Radio.Send(send_lora_data,8);//基站发送升级确认回复
+ huifushengjibaoerror_num++;
+ if(huifushengjibaoerror_num>=5)
+ {
+ huifushengjibaoerror_num=0;
+ break;
+ }
+ }
+ }
+ }
+}
--
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