From 0401ba0353be795d83dad129a942d892c7f13eb5 Mon Sep 17 00:00:00 2001
From: yincheng.zhong <634916154@qq.com>
Date: 星期六, 23 三月 2024 19:51:13 +0800
Subject: [PATCH] 修改同步时间，lora发送长度也会影响同步延迟的参数。 2.增加回复基站随机5个抢占位。
---
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 94dabf6..b23bc0e 100644
--- a/Src/radio/Lora.c
+++ b/Src/radio/Lora.c
@@ -180,15 +180,15 @@
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;
@@ -203,6 +203,9 @@
}
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);
@@ -219,8 +222,15 @@
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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