@@ -142,13 +142,13 @@ extern "C" {
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* AHB Prescaler = 1
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* APB1 Prescaler = 4
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* APB2 Prescaler = 2
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- * HSE Frequency(Hz) = 25000000
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- * PLL_M = 25
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- * PLL_N = 432
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+ * HSE Frequency(Hz) = 8000000
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+ * PLL_M = 4
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+ * PLL_N = 216
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* PLL_P = 2
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* PLL_Q = 9
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- * PLLSAI_N = 192
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- * PLLSAI_P = 4
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+ * PLLSAI1_N = 192
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+ * PLLSAI1_P = 2
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* VDD(V) = 3.3
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* Main regulator output voltage = Scale1 mode
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* Flash Latency(WS) = 7
@@ -164,17 +164,17 @@ WEAK void SystemClock_Config(void)
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/* Configure the main internal regulator output voltage */
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__HAL_RCC_PWR_CLK_ENABLE ();
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- __HAL_PWR_VOLTAGESCALING_CONFIG (PWR_REGULATOR_VOLTAGE_SCALE3 );
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+ __HAL_PWR_VOLTAGESCALING_CONFIG (PWR_REGULATOR_VOLTAGE_SCALE1 );
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/* Initializes the CPU, AHB and APB busses clocks */
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
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RCC_OscInitStruct.HSEState = RCC_HSE_BYPASS;
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RCC_OscInitStruct.PLL .PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL .PLLSource = RCC_PLLSOURCE_HSE;
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RCC_OscInitStruct.PLL .PLLM = 4 ;
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- RCC_OscInitStruct.PLL .PLLN = 96 ;
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+ RCC_OscInitStruct.PLL .PLLN = 216 ;
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RCC_OscInitStruct.PLL .PLLP = RCC_PLLP_DIV2;
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- RCC_OscInitStruct.PLL .PLLQ = 4 ;
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+ RCC_OscInitStruct.PLL .PLLQ = 9 ;
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if (HAL_RCC_OscConfig (&RCC_OscInitStruct) != HAL_OK)
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{
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_Error_Handler (__FILE__, __LINE__);
@@ -191,10 +191,10 @@ WEAK void SystemClock_Config(void)
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|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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- RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2 ;
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- RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1 ;
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+ RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4 ;
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+ RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2 ;
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- if (HAL_RCC_ClockConfig (&RCC_ClkInitStruct, FLASH_LATENCY_3 ) != HAL_OK)
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+ if (HAL_RCC_ClockConfig (&RCC_ClkInitStruct, FLASH_LATENCY_7 ) != HAL_OK)
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{
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_Error_Handler (__FILE__, __LINE__);
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}
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