Mercurial > ~darius > hgwebdir.cgi > stm32temp
diff libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/Mode_Privilege/readme.txt @ 0:c59513fd84fb
Initial commit of STM32 test code.
author | Daniel O'Connor <darius@dons.net.au> |
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date | Mon, 03 Oct 2011 21:19:15 +1030 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/Mode_Privilege/readme.txt Mon Oct 03 21:19:15 2011 +1030 @@ -0,0 +1,87 @@ +/** + @page CortexM3_Mode_Privilege CortexM3 Mode Privilege example + + @verbatim + ******************** (C) COPYRIGHT 2011 STMicroelectronics ******************* + * @file CortexM3/Mode_Privilege/readme.txt + * @author MCD Application Team + * @version V3.5.0 + * @date 08-April-2011 + * @brief Description of the CortexM3 Mode Privilege 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 modify CortexM3 Thread mode privilege access and stack. +CortexM3 Thread mode is entered on Reset, and can be entered as a result of an +exception return. + +The associated program is used to: + +1. Switch the Thread mode stack from Main stack to Process stack + +2. Switch the Thread mode from Privileged to Unprivileged + +3. Switch the Thread mode from Unprivileged back to Privileged + +To monitor the stack used and the privileged or unprivileged access level of code +in Thread mode, a set of variables is available within the program. It is also +possible to use the 'Cortex register' window of the debugger. + +@par Directory contents + + - CortexM3/Mode_Privilege/stm32f10x_conf.h Library Configuration file + - CortexM3/Mode_Privilege/stm32f10x_it.c Interrupt handlers + - CortexM3/Mode_Privilege/stm32f10x_it.h Header for stm32f10x_it.c + - CortexM3/Mode_Privilege/main.c Main program + - CortexM3/Mode_Privilege/system_stm32f10x.c STM32F10x system source file + + +@par Hardware and Software environment + + - This example runs on STM32F10x Connectivity line, High-Density, Medium-Density, + High-Density Value line, 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. + +@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> + */