From d8dd7c6e256bc607904ef1c1b1a36471c99db873 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期二, 21 十一月 2023 14:58:09 +0800
Subject: [PATCH] 免布线lora，调试差不多，即将加入自动跳频功能，固提交保存
---
Src/radio/Lora.c | 145 ++++++++++++++++++++++++++++++++---------------
1 files changed, 98 insertions(+), 47 deletions(-)
diff --git a/Src/radio/Lora.c b/Src/radio/Lora.c
index b36232a..9aafe2b 100644
--- a/Src/radio/Lora.c
+++ b/Src/radio/Lora.c
@@ -13,9 +13,14 @@
static RadioEvents_t RadioEvents;
#define USE_MODEM_LORA
//#define USE_MODEM_FSK
-#define REGION_CN779
+#define REGION_CN779
uint32_t RxDutyCycle_RX_time =128;
uint32_t RxDutyCycle_SLEEP_time=256;
+#define LORA_FREQUENCY0 470200000
+#define LORA_FREQUENCY1 471200000
+#define LORA_FREQUENCY2 472200000
+#define LORA_FREQUENCY3 473200000
+#define LORA_FREQUENCY4 474200000
#if defined( REGION_AS923 )
#define RF_FREQUENCY 923000000 // Hz
@@ -140,6 +145,7 @@
void OnRxError( void );
uint8_t lora_chongfuyingda_flag;
uint8_t Lora_rx_open_flag;
+extern u32 Loratx_frequency;
void LedToggle(void)
{
@@ -147,8 +153,10 @@
}
void Lora_tx_mode( void )
{
- Radio.SetChannel( 470200000 );
- Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, 0,
+
+ Radio.SetChannel( Loratx_frequency );
+
+ Radio.SetTxConfig( MODEM_LORA, TX_OUTPUT_POWER, 0, 2,
7, LORA_CODINGRATE,LORA_PREAMBLE_LENGTH_T, LORA_FIX_LENGTH_PAYLOAD_ON,
false, 0, 0, LORA_IQ_INVERSION_ON_T, 3000 );
@@ -186,6 +194,7 @@
}
void OnTxDone( void )
{
+ LED_TB_OFF;
if(lora_yingda_num>1000)
{
lora_yingda_num=0;
@@ -198,20 +207,61 @@
{}
}
+
+extern uint32_t lp_time;
+uint32_t lora_txtime_old;
extern uint8_t frame_seq_nb2,rec_nearbase_num,ancidlist_num;
uint16_t RX_TIMEOUTs;
extern LPTIM_HandleTypeDef hlptim1;
uint16_t current_time,start_time,end_time;
uint16_t lora_recv_devid=0;
u32 id;
-void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
+extern uint8_t Lora_tx_ancnum;
+extern uint16_t Lora_tx_ancid[50];
+extern uint16_t Lora_tx_ancdist[50];
+uint8_t power_and_key=0;
+extern u8 battary,button;
+u8 lora_seq_nb2;
+extern uint8_t stationary_flag;
+extern uint8_t anjian_flag;
+void Lora_tx_zubao( void )
{
+ uint16_t checksum;
+ usart_send[2] = 0x22;//正常模式
+ usart_send[3] = 9+Lora_tx_ancnum*4;//数据段长度
+ memcpy(&usart_send[4],&dev_id,2);
+ usart_send[6] = lora_seq_nb2;//包序
+ power_and_key=stationary_flag<<1;//把按键跟静止2合1，发出去
+ power_and_key=power_and_key+anjian_flag;;
+ memcpy(usart_send+7,&bat_percent,1);
+ memcpy(usart_send+8,&power_and_key,1);
+ usart_send[9] = lora_yingda_flag;//lora等待应答位
+ usart_send[10] = Lora_tx_ancnum;
+// usart_send[9] = lora_yingda_flag;
+ memcpy(&usart_send[11],&Lora_tx_ancid,2*Lora_tx_ancnum);
+ memcpy(&usart_send[11+Lora_tx_ancnum*2],&Lora_tx_ancdist,2*Lora_tx_ancnum);
+ checksum = Checksum_u16(&usart_send[2],8+4*Lora_tx_ancnum);
+ memcpy(&usart_send[11+4*Lora_tx_ancnum],&checksum,2);
+}
+uint16_t current_count;
+u16 Lora_recevcount;
+extern uint8_t no_data_chongqi_num;
+void OnRxDone( uint8_t *payload, uint16_t size, int16_t rssi, int8_t snr )
+{
+ Lora_recevcount=HAL_LPTIM_ReadCounter(&hlptim1);
+ Lora_recevcount=Lora_recevcount+197;//197代表6ms
+ if(Lora_recevcount>=32768)
+ {
+ Lora_recevcount -=32768;
+ }
+// HAL_GPIO_WritePin(GPIOA, GPIO_PIN_15, GPIO_PIN_SET);
BufferSize = size;
memcpy( RX_Buffer, payload, BufferSize );
RssiValue = rssi;
SnrValue = snr;
-
+ no_data_chongqi_num=0;
Radio.Standby();
+ HAL_GPIO_WritePin(GPIOA, GPIO_PIN_15, GPIO_PIN_SET);
if(lora_yingda_flag)
{
memcpy(&lora_recv_devid,&RX_Buffer[4],2);
@@ -228,10 +278,10 @@
// Delay_Ms(10);
// HAL_GPIO_WritePin(GPIOB, GPIO_PIN_2, GPIO_PIN_RESET);
uint16_t i=0;
- for(i=0;i<BufferSize;i++)
- {printf("RXD %d:\r\n",RX_Buffer[i]);}
+// for(i=0;i<BufferSize;i++)
+ {printf("R %d:\r\n",RX_Buffer[3]);}
RX_TIMEOUTs++;
- printf("RX_num :%d\r\n",RX_TIMEOUTs);
+// printf("RX_num :%d\r\n",RX_TIMEOUTs);
// start_time=HAL_LPTIM_ReadCounter(&hlptim1);
// end_time=start_time+((32768/1000)*20);
// if(end_time>=32768)
@@ -251,34 +301,57 @@
}
}
//////// printf("Anchor_App\r\n");
+ current_count=HAL_LPTIM_ReadCounter(&hlptim1);
+ while(current_count<Lora_recevcount||current_count>Lora_recevcount+16384)
+ {
+ current_count=HAL_LPTIM_ReadCounter(&hlptim1);
+ if(current_count<Lora_recevcount-300)
+ {
+ break;
+ }
+ }
+// HAL_GPIO_WritePin(GPIOA, GPIO_PIN_15, GPIO_PIN_RESET);
Anchor_App();
-
-
+// HAL_GPIO_WritePin(GPIOA, GPIO_PIN_15, GPIO_PIN_RESET);
HAL_GPIO_WritePin(RADIO_NSS_GPIO_Port, RADIO_NSS_Pin, GPIO_PIN_RESET); //片选lora有效
- delay_ms(10);
-
- Lora_tx_mode();
- Radio.Send( usart_send, 12+rec_nearbase_num*4);
- lora_yingda_num++;
-// printf("RX_TIMEOUTs :%d\r\n",RX_TIMEOUTs);
-// Radio.SetRxDutyCycle(RxDutyCycle_RX_time,RxDutyCycle_SLEEP_time);
-// printf("RX_TIMEOUTs :XXXX\r\n");
-// Radio.Rx( RX_TIMEOUT_VALUE );
-// printf("Slave TXD XXXX\r\n");
+ delay_ms(1);
+// if(lp_time-lora_txtime_old>=1)
+// {
+// LED_TB_ON;
+// lora_txtime_old=lp_time;
+// lora_seq_nb2++;
+// lora_yingda_num++;
+// Lora_tx_zubao();
+// Lora_tx_mode();
+// Radio.Send( usart_send, 12+Lora_tx_ancnum*4);
+// Lora_tx_ancnum=0;
+// }
+// else
+// {
+ Radio.SetRxDutyCycle(RxDutyCycle_RX_time,RxDutyCycle_SLEEP_time);
+// }
+
}
}
void OnTxTimeout( void )
{
-
+ Radio.Standby();
+ Lora_Init();
+ Lora_rx_open_flag=0;
+
+ Radio.SetRxDutyCycle(RxDutyCycle_RX_time,RxDutyCycle_SLEEP_time);
}
void OnRxTimeout( void )
{
Radio.Standby();
+ Lora_Init();
+ Lora_rx_open_flag=0;
+
Radio.SetRxDutyCycle(RxDutyCycle_RX_time,RxDutyCycle_SLEEP_time);
- printf("slave OnRxTimeout\r\n");
+// printf("slave OnRxTimeout\r\n");
}
@@ -286,31 +359,9 @@
{
Radio.Standby();
- if(EnableMaster)
- {
- TX_Buffer[0] = 'P';
- TX_Buffer[1] = 'I';
- TX_Buffer[2] = 'N';
- TX_Buffer[3] = 'G';
-
-// crc_value=RadioComputeCRC(TX_Buffer,4,CRC_TYPE_IBM);//计算得出要发送数据包CRC值
-// TX_Buffer[4]=crc_value>>8;
-// TX_Buffer[5]=crc_value;
- //Radio.Send( TX_Buffer, 6);
- Radio.Send( TX_Buffer, 4);
-// HAL_GPIO_WritePin( OUT1_GPIO_Port, OUT1_Pin,GPIO_PIN_SET);
-// HAL_Delay_nMS( 1 );
-// HAL_GPIO_WritePin( OUT1_GPIO_Port, OUT1_Pin,GPIO_PIN_RESET);
- printf("Master TXD PING!\r\n");
- }
- else
- {
- Radio.SetRxDutyCycle(RxDutyCycle_RX_time,RxDutyCycle_SLEEP_time);
- printf("slave OnRxError\r\n");
-// Radio.Rx( RX_TIMEOUT_VALUE );
-
- }
-
+ Lora_Init();
+ Lora_rx_open_flag=0;
+ Radio.SetRxDutyCycle(RxDutyCycle_RX_time,RxDutyCycle_SLEEP_time);
}
void Lora_Init(void)
--
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