WebSVN – LedShow – Diff – /trunk/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_gpio.c

   * @author  MCD Application Team
   * @brief   GPIO LL module driver.
   ******************************************************************************
   * @attention
+  *
-  * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
+  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
-  * Redistribution and use in source and binary forms, with or without modification,
+  * This software component is licensed by ST under BSD 3-Clause license,
-  * are permitted provided that the following conditions are met:
+  * the "License"; You may not use this file except in compliance with the
-  *   1. Redistributions of source code must retain the above copyright notice,
-  *      this list of conditions and the following disclaimer.
-  *   2. Redistributions in binary form must reproduce the above copyright notice,
-  *      this list of conditions and the following disclaimer in the documentation
-  *      and/or other materials provided with the distribution.
+  * License. You may obtain a copy of the License at:
-  *   3. Neither the name of STMicroelectronics nor the names of its contributors
-  *      may be used to endorse or promote products derived from this software
+  *                        opensource.org/licenses/BSD-3-Clause
-  *      without specific prior written permission.
-  *
-  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
-  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
-  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
-  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
-  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
-  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  *
   ******************************************************************************
   */
 #if defined(USE_FULL_LL_DRIVER)
 /* Includes ------------------------------------------------------------------*/
 #include "stm32f1xx_ll_gpio.h"
 #include "stm32f1xx_ll_bus.h"
 /* Private macros ------------------------------------------------------------*/
 /** @addtogroup GPIO_LL_Private_Macros
   * @{
   */
-#define IS_LL_GPIO_PIN(__VALUE__)          ((((__VALUE__) & LL_GPIO_PIN_ALL)!= 0U) &&\
+#define IS_LL_GPIO_PIN(__VALUE__)          ((((__VALUE__) & LL_GPIO_PIN_ALL)!= 0u) &&\
-                                            (((__VALUE__) & (~LL_GPIO_PIN_ALL))== 0U))
+                                            (((__VALUE__) & (~LL_GPIO_PIN_ALL))== 0u))
 #define IS_LL_GPIO_MODE(__VALUE__)         (((__VALUE__) == LL_GPIO_MODE_ANALOG)       ||\
                                             ((__VALUE__) == LL_GPIO_MODE_FLOATING)     ||\
                                             ((__VALUE__) == LL_GPIO_MODE_INPUT)        ||\
                                             ((__VALUE__) == LL_GPIO_MODE_OUTPUT)       ||\
   pinmask = ((GPIO_InitStruct->Pin) << GPIO_PIN_MASK_POS) >> GPIO_PIN_NB;
   pinpos = POSITION_VAL(pinmask);
   /* Configure the port pins */
-  while ((pinmask  >> pinpos) != 0U)
+  while ((pinmask  >> pinpos) != 0u)
+  {
     /* skip if bit is not set */
-    if ((pinmask & (1U << pinpos)) != 0U)
+    if ((pinmask & (1u << pinpos)) != 0u)
+    {
       /* Get current io position */
       if (pinpos < GPIO_PIN_MASK_POS)
+      {
-        currentpin = (0x00000101U << pinpos);
+        currentpin = (0x00000101uL << pinpos);
+      }
       else
+      {
-        currentpin = ((0x00010001U << (pinpos - GPIO_PIN_MASK_POS)) | 0x04000000U);
+        currentpin = ((0x00010001u << (pinpos - GPIO_PIN_MASK_POS)) | 0x04000000u);
+      }
       /* Check Pin Mode and Pin Pull parameters */
       assert_param(IS_LL_GPIO_MODE(GPIO_InitStruct->Mode));
       assert_param(IS_LL_GPIO_PULL(GPIO_InitStruct->Pull));
-      /* Pin Mode configuration */
-      LL_GPIO_SetPinMode(GPIOx, currentpin, GPIO_InitStruct->Mode);
       /* Pull-up Pull-down resistor configuration*/
       LL_GPIO_SetPinPull(GPIOx, currentpin, GPIO_InitStruct->Pull);
+      /* Pin Mode configuration */
+      LL_GPIO_SetPinMode(GPIOx, currentpin, GPIO_InitStruct->Mode);
       if ((GPIO_InitStruct->Mode == LL_GPIO_MODE_OUTPUT) || (GPIO_InitStruct->Mode == LL_GPIO_MODE_ALTERNATE))
+      {
         /* Check speed and Output mode parameters */
         assert_param(IS_LL_GPIO_SPEED(GPIO_InitStruct->Speed));
         assert_param(IS_LL_GPIO_OUTPUT_TYPE(GPIO_InitStruct->OutputType));

Subversion Repositories LedShow

(root)/trunk/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_gpio.c – Rev 2 → 9