From c1e6196d3da930a82f12313bce04205b3488f7f1 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期日, 24 三月 2024 09:22:59 +0800
Subject: [PATCH] Merge branch '免布线标签-lora-泰斗GPS' of http://47.108.70.204:60062/r/XRange_Tag into 免布线标签-lora-泰斗GPS

---
 Src/radio/Lora.c |   22 ++++++++++++++++------
 1 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/Src/radio/Lora.c b/Src/radio/Lora.c
index daf7937..e90eb7a 100644
--- a/Src/radio/Lora.c
+++ b/Src/radio/Lora.c
@@ -238,15 +238,15 @@
     Radio.Send(lora_sendbuffer,data_length+11);
   //  Delay_Ms(100);
 }
-extern u8 lora_jianting_flag;
-static uint16_t delaytime = 1050;
+extern u8 lora_jianting_flag,report_ancnum;
+static uint16_t delaytime = 771;
 static uint16_t source_id;
 uint8_t rec_index;
-uint16_t rec_value,rec_delaytime,rx_count;
+uint16_t rec_value,rec_delaytime,rx_count,datalen_offset;
 int32_t target_count;
 extern uint16_t motor_keeptime;
 void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
-{   
+{   uint16_t checksum1;
         BufferSize = size;
         memcpy( RX_Buffer, payload, BufferSize );
         RssiValue = rssi;
@@ -262,6 +262,9 @@
     }
     if(RX_Buffer[MSG_TYPE_IDX]==LORA_MSGTYPE_WGRESPTAG)
     {
+        checksum1=Checksum_u16(RX_Buffer,BufferSize-2);
+        
+        if(!memcmp(&checksum1,&RX_Buffer[BufferSize-2],2))
         if(!memcmp(&dev_id,&RX_Buffer[DEST_ID_IDX],2))
         {
            memcpy(&source_id,&RX_Buffer[SOURCE_ID_IDX],2); 
@@ -278,8 +281,15 @@
                     case WGRSP_RWTAG_NONE:
                         current_count = HAL_LPTIM_ReadCounter(&hlptim1);
                         wg_report_freq = RX_Buffer[POLL_FREQ_IDX]+400;
-                        memcpy(&rec_delaytime,&RX_Buffer[NEXTPOLL_TIME_IDX],2);                  
-                        target_count = current_count + rec_delaytime*3.2768 - delaytime;
+                        memcpy(&rec_delaytime,&RX_Buffer[NEXTPOLL_TIME_IDX],2);
+                    if(report_ancnum<2)
+                    {
+                        datalen_offset = report_ancnum*85;
+                    }else{
+                        datalen_offset = (report_ancnum-1)*46+85;
+                    }
+                        
+                        target_count = current_count + rec_delaytime*3.2768 - delaytime-datalen_offset;
                         while(target_count>=32768)
                             target_count-=32768;
                         __HAL_LPTIM_COMPARE_SET(&hlptim1, target_count);

--
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