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author | Trygve Laugstøl <trygvis@inamo.no> | 2017-01-25 22:24:18 +0100 |
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committer | Trygve Laugstøl <trygvis@inamo.no> | 2017-01-25 22:29:25 +0100 |
commit | 40e04e3772726829d66c12e69f24b03920d79c67 (patch) | |
tree | 636811bad956798c9d5d22de9e7ba8c799b8d791 /tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Input/readme.txt | |
parent | 2fff65aed2477a503c72629d27e2a330d30c02d1 (diff) | |
download | stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.gz stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.bz2 stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.tar.xz stm32f103-playground-40e04e3772726829d66c12e69f24b03920d79c67.zip |
o Moving tinyprintf and stm libraries under thirdparty.
Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Input/readme.txt')
-rw-r--r-- | tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Input/readme.txt | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Input/readme.txt b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Input/readme.txt deleted file mode 100644 index 10772aa..0000000 --- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/TIM/PWM_Input/readme.txt +++ /dev/null @@ -1,97 +0,0 @@ -/** - @page TIM_PWM_Input TIM PWM Input example - - @verbatim - ******************** (C) COPYRIGHT 2011 STMicroelectronics ******************* - * @file TIM/PWM_Input/readme.txt - * @author MCD Application Team - * @version V3.5.0 - * @date 08-April-2011 - * @brief Description of the TIM PWM Input example. - ****************************************************************************** - * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS - * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE - * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY - * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING - * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE - * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. - ****************************************************************************** - @endverbatim - -@par Example Description - -This example shows how to use the TIM peripheral to measure the frequency and -duty cycle of an external signal. - -The TIMxCLK frequency is set to SystemCoreClock (Hz), the Prescaler is 0 so the -TIM3 counter clock is SystemCoreClock (Hz). -SystemCoreClock is set to 72 MHz for Low-density, Medium-density, High-density -and Connectivity line devices. For Low-Density Value line, Medium-Density -Value line and High-Density devices, SystemCoreClock is set to 24 MHz. - -TIM3 is configured in PWM Input Mode: the external signal is connected to -TIM3 Channel2 used as input pin. -To measure the frequency and the duty cycle we use the TIM3 CC2 interrupt request, -so In the TIM3_IRQHandler routine, the frequency and the duty cycle of the external -signal are computed. -The "Frequency" variable contains the external signal frequency: -Frequency = TIM3 counter clock / TIM3_CCR2 in Hz, -The "DutyCycle" variable contains the external signal duty cycle: -DutyCycle = (TIM3_CCR1*100)/(TIM3_CCR2) in %. - -For Low-density, Medium-density, High-density and Connectivity line devices, -the minimum frequency value to measure is 1100 Hz. -For Low-Density Value line and Medium-Density Value line devices, the minimum -frequency value to measure is 366 Hz. - -@par Directory contents - - - TIM/PWM_Input/stm32f10x_conf.h Library Configuration file - - TIM/PWM_Input/stm32f10x_it.c Interrupt handlers - - TIM/PWM_Input/stm32f10x_it.h Interrupt handlers header file - - TIM/PWM_Input/main.c Main program - - TIM/PWM_Input/system_stm32f10x.c STM32F10x system source file - -@par Hardware and Software environment - - - This example runs on STM32F10x Connectivity line, High-Density, High-Density - Value line, Medium-Density, XL-Density, Medium-Density Value line, Low-Density - and Low-Density Value line Devices. - - - This example has been tested with STMicroelectronics STM32100E-EVAL (High-Density - Value line), STM32100B-EVAL (Medium-Density Value line), STM3210C-EVAL (Connectivity line), - STM3210E-EVAL (High-Density and XL-Density) and STM3210B-EVAL (Medium-Density) - evaluation boards and can be easily tailored to any other supported device - and development board. - - - STM32100B-EVAL, STM3210E-EVAL, STM32100E-EVAL, STM3210B-EVAL and STM3210C-EVAL Set-up - - Connect the external signal to measure to the TIM3 CH2 pin (PA.07). - -@par How to use it ? - -In order to make the program work, you must do the following : - - Copy all source files from this example folder to the template folder under - Project\STM32F10x_StdPeriph_Template - - Open your preferred toolchain - - Rebuild all files and load your image into target memory - - Run the example - -@note - - Low-density Value line devices are STM32F100xx microcontrollers where the - Flash memory density ranges between 16 and 32 Kbytes. - - Low-density devices are STM32F101xx, STM32F102xx and STM32F103xx - microcontrollers where the Flash memory density ranges between 16 and 32 Kbytes. - - Medium-density Value line devices are STM32F100xx microcontrollers where - the Flash memory density ranges between 64 and 128 Kbytes. - - Medium-density devices are STM32F101xx, STM32F102xx and STM32F103xx - microcontrollers where the Flash memory density ranges between 64 and 128 Kbytes. - - High-density Value line devices are STM32F100xx microcontrollers where - the Flash memory density ranges between 256 and 512 Kbytes. - - High-density devices are STM32F101xx and STM32F103xx microcontrollers where - the Flash memory density ranges between 256 and 512 Kbytes. - - XL-density devices are STM32F101xx and STM32F103xx microcontrollers where - the Flash memory density ranges between 512 and 1024 Kbytes. - - Connectivity line devices are STM32F105xx and STM32F107xx microcontrollers. - - * <h3><center>© COPYRIGHT 2011 STMicroelectronics</center></h3> - */ |