Peter Drescher / ST_401_84MHZ

Dependents:   Nucleo_spi_master_20MHz Nucleo_vs_Arduino_Speed_Test DMA_I2S_Test MPU9150AHRS ... more

Files at this revision

API Documentation at this revision

Comitter:
dreschpe
Date:
Fri Mar 07 20:21:31 2014 +0000
Parent:
2:e5c1060ec62d
Child:
4:0834e0e36a1e
Commit message:
call SystemCoreClockUpdate() to correct timing functions

Changed in this revision

ST_F401_84MHZ.cpp Show annotated file Show diff for this revision Revisions of this file
--- a/ST_F401_84MHZ.cpp	Wed Mar 05 22:19:14 2014 +0000
+++ b/ST_F401_84MHZ.cpp	Fri Mar 07 20:21:31 2014 +0000
@@ -24,7 +24,7 @@
   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
   HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2);
-
+  SystemCoreClockUpdate();                                                  // update SystemCoreClock var
 }
 
 
@@ -53,5 +53,6 @@
   RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
   RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
   HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2);
+  SystemCoreClockUpdate();                                                 // update SystemCoreClock var
 
 }