mbed library sources
Dependents: frdm_kl05z_gpio_test
Fork of mbed-src by
Diff: targets/cmsis/TARGET_STM/TARGET_NUCLEO_L152RE/stm32l1xx_lcd.c
- Revision:
- 80:66393a7b209d
- Parent:
- 76:aeb1df146756
- Child:
- 106:ced8cbb51063
--- a/targets/cmsis/TARGET_STM/TARGET_NUCLEO_L152RE/stm32l1xx_lcd.c Thu Jan 30 09:45:05 2014 +0000 +++ b/targets/cmsis/TARGET_STM/TARGET_NUCLEO_L152RE/stm32l1xx_lcd.c Thu Jan 30 12:15:05 2014 +0000 @@ -2,8 +2,8 @@ ****************************************************************************** * @file stm32l1xx_lcd.c * @author MCD Application Team - * @version V1.2.0 - * @date 22-February-2013 + * @version V1.3.0 + * @date 31-January-2014 * @brief This file provides firmware functions to manage the following * functionalities of the LCD controller (LCD) peripheral: * + Initialization and configuration @@ -61,7 +61,7 @@ ****************************************************************************** * @attention * - * <h2><center>© COPYRIGHT 2013 STMicroelectronics</center></h2> + * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> * * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); * You may not use this file except in compliance with the License. @@ -129,6 +129,8 @@ #define BLINK_MASK ((uint32_t)0xFFFC1FFF) /* LCD BLINK Mask */ #define CONTRAST_MASK ((uint32_t)0xFFFFE3FF) /* LCD CONTRAST Mask */ +#define SYNCHRO_TIMEOUT ((uint32_t) 0x00008000) + /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ /* Private function prototypes -----------------------------------------------*/ @@ -236,10 +238,15 @@ */ void LCD_WaitForSynchro(void) { + uint32_t synchrocounter = 0; + uint32_t synchrostatus = 0x00; + /* Loop until FCRSF flag is set */ - while ((LCD->SR & LCD_FLAG_FCRSF) == (uint32_t)RESET) + do { - } + synchrostatus = LCD->SR & LCD_FLAG_FCRSF; + synchrocounter++; + } while((synchrocounter != SYNCHRO_TIMEOUT) && (synchrostatus == 0x00)); } /**