V1.18，武汉测试不错版本，为上一版本修改间隔到DELAY_BETWEEN_TWO_FRAME_UUS 300us

zhyinch

2020-06-15 8eeb0e8fbbde5e9cb33d895223322449fd58f345

 Ô´Âë/ºËÐÄ°å/Src/application/dw_app.c

@@ -251,10 +251,21 @@
//      change_base_count=0;
//   }
//}
uint8_t GetRandomValue(void)
{
   uint8_t random_value=0,temp_adc,i;
   for(i=0;i<8;i++)
   {
      temp_adc=Get_ADC_Value();
      random_value=random_value|((temp_adc&0x01)<<i);
   }
   return random_value;
}
u8 GetRandomSlotPos(uint32_t emptyslot)
{
   u8 i;
   for(i=dev_id%32;i<max_slotpos;i++)
   u8 i,temp_value;
   temp_value = GetRandomValue();
   for(i=temp_value%32;i<max_slotpos;i++)
   {
      if(((emptyslot>>i)&0x1)==0)
      {
@@ -404,8 +415,7 @@
                           tx_nearfinal_msg[MESSAGE_TYPE_IDX]=NEAR_FINAL;
                           dwt_writetxdata(28+nearbase_num*4, tx_nearfinal_msg, 0);//将发送数据写入DW1000
                           dwt_writetxfctrl(28+nearbase_num*4, 0);//设定发送数据长度
                           memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
                           tagslotpos=GetRandomSlotPos(rec_tagpos_binary);

                           
                           if(temp_dist!=0x1ffff)
                           {
@@ -442,6 +452,8 @@
                           dwt_writetxdata(28+nearbase_num*4, tx_nearfinal_msg, 0);//将发送数据写入DW1000
                           dwt_writetxfctrl(28+nearbase_num*4, 0);//设定发送数据长度
                           LED0_BLINK;
//                           memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4);
//                           tagslotpos=GetRandomSlotPos(rec_tagpos_binary);
                           if(temp_dist!=0x1ffff)
                           {
                              #ifndef USART_INTEGRATE_OUTPUT
@@ -880,12 +892,13 @@
   while (!((status_reg = dwt_read32bitreg(SYS_STATUS_ID)) & (SYS_STATUS_RXFCG | SYS_STATUS_ALL_RX_ERR))&&!g_start_send_flag&&!g_start_sync_flag)//不断查询芯片状态直到接收成功或者出现错误
   { 
      IdleTask();
      g_Resttimer=0;
   };

   if (status_reg & SYS_STATUS_RXFCG)//成功接收
   { u16 tag_recv_interval;
      float temp_tagpos;
	
      g_Resttimer=0;
      dwt_write32bitreg(SYS_STATUS_ID, SYS_STATUS_RXFCG);//清除标志位
      frame_len = dwt_read32bitreg(RX_FINFO_ID) & RX_FINFO_RXFL_MASK_1023;//获得接收数据长度
      dwt_readrxdata(rx_buffer, frame_len, 0);//读取接收数据