aboutsummaryrefslogtreecommitdiff
path: root/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/BitBand/main.c
diff options
context:
space:
mode:
authorTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:24:18 +0100
committerTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:29:25 +0100
commit40e04e3772726829d66c12e69f24b03920d79c67 (patch)
tree636811bad956798c9d5d22de9e7ba8c799b8d791 /tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/BitBand/main.c
parent2fff65aed2477a503c72629d27e2a330d30c02d1 (diff)
downloadstm32f103-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/CortexM3/BitBand/main.c')
-rw-r--r--tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/BitBand/main.c144
1 files changed, 0 insertions, 144 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/BitBand/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/BitBand/main.c
deleted file mode 100644
index 3074221..0000000
--- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/CortexM3/BitBand/main.c
+++ /dev/null
@@ -1,144 +0,0 @@
-/**
- ******************************************************************************
- * @file CortexM3/BitBand/main.c
- * @author MCD Application Team
- * @version V3.5.0
- * @date 08-April-2011
- * @brief Main program body.
- ******************************************************************************
- * @attention
- *
- * 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.
- *
- * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
- ******************************************************************************
- */
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32f10x.h"
-
-/** @addtogroup STM32F10x_StdPeriph_Examples
- * @{
- */
-
-/** @addtogroup CortexM3_BitBand
- * @{
- */
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-#define RAM_BASE 0x20000000
-#define RAM_BB_BASE 0x22000000
-
-/* Private macro -------------------------------------------------------------*/
-#define Var_ResetBit_BB(VarAddr, BitNumber) \
- (*(__IO uint32_t *) (RAM_BB_BASE | ((VarAddr - RAM_BASE) << 5) | ((BitNumber) << 2)) = 0)
-
-#define Var_SetBit_BB(VarAddr, BitNumber) \
- (*(__IO uint32_t *) (RAM_BB_BASE | ((VarAddr - RAM_BASE) << 5) | ((BitNumber) << 2)) = 1)
-
-#define Var_GetBit_BB(VarAddr, BitNumber) \
- (*(__IO uint32_t *) (RAM_BB_BASE | ((VarAddr - RAM_BASE) << 5) | ((BitNumber) << 2)))
-
-/* Private variables ---------------------------------------------------------*/
-
-__IO uint32_t Var, VarAddr = 0, VarBitValue = 0;
-
-/* Private function prototypes -----------------------------------------------*/
-/* Private functions ---------------------------------------------------------*/
-
-/**
- * @brief Main program.
- * @param None
- * @retval None
- */
-int main(void)
-{
- /*!< At this stage the microcontroller clock setting is already configured,
- this is done through SystemInit() function which is called from startup
- file (startup_stm32f10x_xx.s) before to branch to application main.
- To reconfigure the default setting of SystemInit() function, refer to
- system_stm32f10x.c file
- */
-
- Var = 0x00005AA5;
-
-/* A mapping formula shows how to reference each word in the alias region to a
- corresponding bit in the bit-band region. The mapping formula is:
- bit_word_addr = bit_band_base + (byte_offset x 32) + (bit_number + 4)
-
-where:
- - bit_word_addr: is the address of the word in the alias memory region that
- maps to the targeted bit.
- - bit_band_base is the starting address of the alias region
- - byte_offset is the number of the byte in the bit-band region that contains
- the targeted bit
- - bit_number is the bit position (0-7) of the targeted bit */
-
-/* Get the variable address --------------------------------------------------*/
- VarAddr = (uint32_t)&Var;
-
-/* Modify variable bit using bit-band access ---------------------------------*/
- /* Modify Var variable bit 0 -----------------------------------------------*/
- Var_ResetBit_BB(VarAddr, 0); /* Var = 0x00005AA4 */
- Var_SetBit_BB(VarAddr, 0); /* Var = 0x00005AA5 */
-
- /* Modify Var variable bit 11 ----------------------------------------------*/
- Var_ResetBit_BB(VarAddr, 11); /* Var = 0x000052A5 */
- /* Get Var variable bit 11 value */
- VarBitValue = Var_GetBit_BB(VarAddr, 11); /* VarBitValue = 0x00000000 */
-
- Var_SetBit_BB(VarAddr, 11); /* Var = 0x00005AA5 */
- /* Get Var variable bit 11 value */
- VarBitValue = Var_GetBit_BB(VarAddr, 11); /* VarBitValue = 0x00000001 */
-
- /* Modify Var variable bit 31 ----------------------------------------------*/
- Var_SetBit_BB(VarAddr, 31); /* Var = 0x80005AA5 */
- /* Get Var variable bit 31 value */
- VarBitValue = Var_GetBit_BB(VarAddr, 31); /* VarBitValue = 0x00000001 */
-
- Var_ResetBit_BB(VarAddr, 31); /* Var = 0x00005AA5 */
- /* Get Var variable bit 31 value */
- VarBitValue = Var_GetBit_BB(VarAddr, 31); /* VarBitValue = 0x00000000 */
-
- while (1)
- {
- }
-}
-
-#ifdef USE_FULL_ASSERT
-
-/**
- * @brief Reports the name of the source file and the source line number
- * where the assert_param error has occurred.
- * @param file: pointer to the source file name
- * @param line: assert_param error line source number
- * @retval None
- */
-void assert_failed(uint8_t* file, uint32_t line)
-{
- /* User can add his own implementation to report the file name and line number,
- ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
-
- /* Infinite loop */
- while (1)
- {
- }
-}
-
-#endif
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/