Add Code to caculate the Scanner Performance-优快云博客

本文链接：https://blog.youkuaiyun.com/jgw2008/article/details/72654505

本文介绍了针对蓝牙扫描器性能的代码优化措施。通过对软件握手过程的改进，记录并报告了扫描延迟；同时，在UART解码过程中增加了对解码时间的记录，以进一步评估系统的响应速度。这些更改有助于更准确地衡量蓝牙设备的性能表现。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

Add Code to caculate the Scanner Performance

diff --git a/code/application/test/pmp_application_test/player/src/bt.cpp b/code/application/test/pmp_application_test/player/src/bt.cpp
index 407ac6f..83911ae 100644
--- a/code/application/test/pmp_application_test/player/src/bt.cpp
+++ b/code/application/test/pmp_application_test/player/src/bt.cpp
@@ -787,6 +787,10 @@ bool CBt::RxDefault()
      {
       if (CfgIni.SoftwareHandshake == ENABLE_SOFTWARE_HANDSHAKE)
       {
+       // SSI profile will go through here
+       ULONG latency = tx_time_get() - Flags.Test_Start;
+       Sys.Logf("Latency is %d ms", latency*OS_MSEC_PER_TICK);
+
        Uart.SwitchTo(UART_SW_DEC);
        tx_thread_sleep(OS_MSECS_TO_TICKS(10)); // wait for uart stable
        Dec.SendHostResult(true);
diff --git a/code/application/test/pmp_application_test/player/src/evt.cpp b/code/application/test/pmp_application_test/player/src/evt.cpp
index 0e269b5..201bfec 100644
--- a/code/application/test/pmp_application_test/player/src/evt.cpp
+++ b/code/application/test/pmp_application_test/player/src/evt.cpp
@@ -1949,6 +1949,9 @@ extern "C" void EvtUartRxDec(void)

   if (opCode==SSI_DECODE_DATA)
   {
+   ULONG TimeToDecode = tx_time_get() - Flags.Test_Start;
+   Sys.Logf("Time to decode is %d ms", TimeToDecode*OS_MSEC_PER_TICK);
+
    /*for (int i = 0; i < len + 5; i++)
     Sys.Logf("m_bcodeBuf[%d] = 0x%X/%c",i,BCode.m_bcodeBuf[i],BCode.m_bcodeBuf[i]);*/

@@ -1975,6 +1978,9 @@ extern "C" void EvtUartRxDec(void)
      Dec.SendHostResult(true);
     }
    }
+   // Batch/HID/SSP will go through here, we record the fininsh time here
+   ULONG latency = tx_time_get() - Flags.Test_Start;
+   Sys.Logf("Latency is %d ms", latency*OS_MSEC_PER_TICK);
   }
#if 0
   else if (opCode==SSI_EVENT)
@@ -4817,6 +4823,7 @@ void CDo::PlusBtnDown()
  }
  else
  {
+  Flags.Test_Start=tx_time_get();
   // If the Host_Trigger still assert, then it needs to de-assert first.
   if (Dec.IsTriggered())
   {
diff --git a/code/application/test/pmp_application_test/player/src/flags.hpp b/code/application/test/pmp_application_test/player/src/flags.hpp
index 6b8bd64..073f972 100644
--- a/code/application/test/pmp_application_test/player/src/flags.hpp
+++ b/code/application/test/pmp_application_test/player/src/flags.hpp
@@ -71,6 +71,8 @@ public:
  uint32 SsiOption1PacketLen;
  uint32 SsiOption1PacketTotalCounts;
  uint32 SsiOption1PacketCurrentCount;
+
+ ULONG Test_Start;

  uint32 IsSsiLedTimerEnabled :1;