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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

Files at this revision

API Documentation at this revision

Revision 605:ded2017be6ab, committed 2015-08-13

Comitter:
mbed_official
Date:
Thu Aug 13 11:30:09 2015 +0100
Parent:
604:19d487c995ec
Child:
606:12ecb532fd15
Commit message:
Synchronized with git revision 163a66abdd17c224129f0199f6ed2f3c626cacab

Full URL: https://github.com/mbedmicro/mbed/commit/163a66abdd17c224129f0199f6ed2f3c626cacab/

STMF4 - pwmout_api.c freq fix

Changed in this revision

targets/cmsis/TARGET_NXP/TARGET_LPC15XX/LPC15xx.h Show annotated file Show diff for this revision Revisions of this file
targets/hal/TARGET_STM/TARGET_STM32F4/pwmout_api.c Show annotated file Show diff for this revision Revisions of this file 
--- a/targets/cmsis/TARGET_NXP/TARGET_LPC15XX/LPC15xx.h	Thu Aug 13 11:00:09 2015 +0100
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC15XX/LPC15xx.h	Thu Aug 13 11:30:09 2015 +0100
@@ -159,9 +159,9 @@
 
 typedef struct {                                    /*!< GPIO_PORT Structure                                                   */
   __IO uint8_t   B[76];                             /*!< Byte pin registers                                                    */
-  __I  uint32_t  RESERVED0[45];
+  __I  uint32_t  RESERVED0[1005];
   __IO uint32_t  W[76];                             /*!< Word pin registers                                                    */
-  __I  uint32_t  RESERVED1[1908];
+  __I  uint32_t  RESERVED1[948];
   __IO uint32_t  DIR[3];                            /*!< Port Direction registers                                              */
   __I  uint32_t  RESERVED2[29];
   __IO uint32_t  MASK[3];                           /*!< Port Mask register                                                    */

--- a/targets/hal/TARGET_STM/TARGET_STM32F4/pwmout_api.c	Thu Aug 13 11:00:09 2015 +0100
+++ b/targets/hal/TARGET_STM/TARGET_STM32F4/pwmout_api.c	Thu Aug 13 11:30:09 2015 +0100
@@ -241,9 +241,9 @@
 
     TimHandle.Init.Period        = us - 1;
     if (APBxCLKDivider == RCC_HCLK_DIV1)
-      TimHandle.Init.Prescaler   = (uint16_t)((PclkFreq*2) / 1000000) - 1; // 1 µs tick
+      TimHandle.Init.Prescaler   = (uint16_t)((PclkFreq) / 1000000) - 1; // 1 µs tick
     else
-      TimHandle.Init.Prescaler   = (uint16_t)((PclkFreq) / 1000000) - 1; // 1 µs tick
+      TimHandle.Init.Prescaler   = (uint16_t)((PclkFreq)*2 / 1000000) - 1; // 1 µs tick
     TimHandle.Init.ClockDivision = 0;
     TimHandle.Init.CounterMode   = TIM_COUNTERMODE_UP;
     HAL_TIM_PWM_Init(&TimHandle);