降低部分外设主频，验证没问题。（上一次提交是： 烧录版本）

Core/Src/main.c

@@ -489,8 +489,8 @@ void SystemClock_Config(void)
   RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
                               |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
-  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
-  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
+  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV2;
+  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
   RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
 
   if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)

lora_bl.ioc

@@ -176,17 +176,17 @@ ProjectManager.UAScriptAfterPath=
 ProjectManager.UAScriptBeforePath=
 ProjectManager.UnderRoot=false
 ProjectManager.functionlistsort=1-SystemClock_Config-RCC-false-HAL-false,2-MX_GPIO_Init-GPIO-false-HAL-true,3-MX_DMA_Init-DMA-false-HAL-true,4-MX_USART1_UART_Init-USART1-false-HAL-true,5-MX_USART2_UART_Init-USART2-false-HAL-true,6-MX_USART3_UART_Init-USART3-false-HAL-true,7-MX_RTC_Init-RTC-false-HAL-true
-RCC.ADCFreqValue=36000000
-RCC.AHBFreq_Value=72000000
-RCC.APB1CLKDivider=RCC_HCLK_DIV2
+RCC.ADCFreqValue=18000000
+RCC.AHBCLKDivider=RCC_SYSCLK_DIV2
+RCC.AHBFreq_Value=36000000
 RCC.APB1Freq_Value=36000000
-RCC.APB1TimFreq_Value=72000000
-RCC.APB2Freq_Value=72000000
-RCC.APB2TimFreq_Value=72000000
-RCC.FCLKCortexFreq_Value=72000000
+RCC.APB1TimFreq_Value=36000000
+RCC.APB2Freq_Value=36000000
+RCC.APB2TimFreq_Value=36000000
+RCC.FCLKCortexFreq_Value=36000000
 RCC.FamilyName=M
-RCC.HCLKFreq_Value=72000000
-RCC.IPParameters=ADCFreqValue,AHBFreq_Value,APB1CLKDivider,APB1Freq_Value,APB1TimFreq_Value,APB2Freq_Value,APB2TimFreq_Value,FCLKCortexFreq_Value,FamilyName,HCLKFreq_Value,MCOFreq_Value,PLLCLKFreq_Value,PLLMCOFreq_Value,PLLMUL,PLLSourceVirtual,RTCClockSelection,RTCFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,TimSysFreq_Value,USBFreq_Value,VCOOutput2Freq_Value
+RCC.HCLKFreq_Value=36000000
+RCC.IPParameters=ADCFreqValue,AHBCLKDivider,AHBFreq_Value,APB1Freq_Value,APB1TimFreq_Value,APB2Freq_Value,APB2TimFreq_Value,FCLKCortexFreq_Value,FamilyName,HCLKFreq_Value,MCOFreq_Value,PLLCLKFreq_Value,PLLMCOFreq_Value,PLLMUL,PLLSourceVirtual,RTCClockSelection,RTCFreq_Value,SYSCLKFreq_VALUE,SYSCLKSource,TimSysFreq_Value,USBFreq_Value,VCOOutput2Freq_Value
 RCC.MCOFreq_Value=72000000
 RCC.PLLCLKFreq_Value=72000000
 RCC.PLLMCOFreq_Value=36000000
@@ -196,7 +196,7 @@ RCC.RTCClockSelection=RCC_RTCCLKSOURCE_LSE
 RCC.RTCFreq_Value=32768
 RCC.SYSCLKFreq_VALUE=72000000
 RCC.SYSCLKSource=RCC_SYSCLKSOURCE_PLLCLK
-RCC.TimSysFreq_Value=72000000
+RCC.TimSysFreq_Value=36000000
 RCC.USBFreq_Value=72000000
 RCC.VCOOutput2Freq_Value=8000000
 RTC.Format=RTC_FORMAT_BIN