Tushar Sachdeva / FRDM_K64F_LCD

A simple 128x32 graphical LCD program to quickstart with LCD on ARM mbed IoT Starter Kit. This requires mbed Applciation Shield with FRDM-K64F platform.

Dependencies:   C12832

mbed/TARGET_MTS_MDOT_F411RE/stm32f4xx_hal_iwdg.h@1:eb68c94a8ee5, 2015-04-12 (annotated)

Committer:
tushki7
Date:
Sun Apr 12 15:45:52 2015 +0000
Revision:
1:eb68c94a8ee5
Parent:
0:60d829a0353a 
A simple 128x32 LCD program with ARM mbed IoT Starter Kit;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tushki7 0:60d829a0353a 1 /**
tushki7 0:60d829a0353a 2 ******************************************************************************
tushki7 0:60d829a0353a 3 * @file stm32f4xx_hal_iwdg.h
tushki7 0:60d829a0353a 4 * @author MCD Application Team
tushki7 0:60d829a0353a 5 * @version V1.1.0
tushki7 0:60d829a0353a 6 * @date 19-June-2014
tushki7 0:60d829a0353a 7 * @brief Header file of IWDG HAL module.
tushki7 0:60d829a0353a 8 ******************************************************************************
tushki7 0:60d829a0353a 9 * @attention
tushki7 0:60d829a0353a 10 *
tushki7 0:60d829a0353a 11 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
tushki7 0:60d829a0353a 12 *
tushki7 0:60d829a0353a 13 * Redistribution and use in source and binary forms, with or without modification,
tushki7 0:60d829a0353a 14 * are permitted provided that the following conditions are met:
tushki7 0:60d829a0353a 15 * 1. Redistributions of source code must retain the above copyright notice,
tushki7 0:60d829a0353a 16 * this list of conditions and the following disclaimer.
tushki7 0:60d829a0353a 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
tushki7 0:60d829a0353a 18 * this list of conditions and the following disclaimer in the documentation
tushki7 0:60d829a0353a 19 * and/or other materials provided with the distribution.
tushki7 0:60d829a0353a 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
tushki7 0:60d829a0353a 21 * may be used to endorse or promote products derived from this software
tushki7 0:60d829a0353a 22 * without specific prior written permission.
tushki7 0:60d829a0353a 23 *
tushki7 0:60d829a0353a 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
tushki7 0:60d829a0353a 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
tushki7 0:60d829a0353a 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
tushki7 0:60d829a0353a 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
tushki7 0:60d829a0353a 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
tushki7 0:60d829a0353a 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
tushki7 0:60d829a0353a 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
tushki7 0:60d829a0353a 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
tushki7 0:60d829a0353a 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
tushki7 0:60d829a0353a 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
tushki7 0:60d829a0353a 34 *
tushki7 0:60d829a0353a 35 ******************************************************************************
tushki7 0:60d829a0353a 36 */
tushki7 0:60d829a0353a 37
tushki7 0:60d829a0353a 38 /* Define to prevent recursive inclusion -------------------------------------*/
tushki7 0:60d829a0353a 39 #ifndef __STM32F4xx_HAL_IWDG_H
tushki7 0:60d829a0353a 40 #define __STM32F4xx_HAL_IWDG_H
tushki7 0:60d829a0353a 41
tushki7 0:60d829a0353a 42 #ifdef __cplusplus
tushki7 0:60d829a0353a 43 extern "C" {
tushki7 0:60d829a0353a 44 #endif
tushki7 0:60d829a0353a 45
tushki7 0:60d829a0353a 46 /* Includes ------------------------------------------------------------------*/
tushki7 0:60d829a0353a 47 #include "stm32f4xx_hal_def.h"
tushki7 0:60d829a0353a 48
tushki7 0:60d829a0353a 49 /** @addtogroup STM32F4xx_HAL_Driver
tushki7 0:60d829a0353a 50 * @{
tushki7 0:60d829a0353a 51 */
tushki7 0:60d829a0353a 52
tushki7 0:60d829a0353a 53 /** @addtogroup IWDG
tushki7 0:60d829a0353a 54 * @{
tushki7 0:60d829a0353a 55 */
tushki7 0:60d829a0353a 56
tushki7 0:60d829a0353a 57 /* Exported types ------------------------------------------------------------*/
tushki7 0:60d829a0353a 58
tushki7 0:60d829a0353a 59 /**
tushki7 0:60d829a0353a 60 * @brief IWDG HAL State Structure definition
tushki7 0:60d829a0353a 61 */
tushki7 0:60d829a0353a 62 typedef enum
tushki7 0:60d829a0353a 63 {
tushki7 0:60d829a0353a 64 HAL_IWDG_STATE_RESET = 0x00, /*!< IWDG not yet initialized or disabled */
tushki7 0:60d829a0353a 65 HAL_IWDG_STATE_READY = 0x01, /*!< IWDG initialized and ready for use */
tushki7 0:60d829a0353a 66 HAL_IWDG_STATE_BUSY = 0x02, /*!< IWDG internal process is ongoing */
tushki7 0:60d829a0353a 67 HAL_IWDG_STATE_TIMEOUT = 0x03, /*!< IWDG timeout state */
tushki7 0:60d829a0353a 68 HAL_IWDG_STATE_ERROR = 0x04 /*!< IWDG error state */
tushki7 0:60d829a0353a 69
tushki7 0:60d829a0353a 70 }HAL_IWDG_StateTypeDef;
tushki7 0:60d829a0353a 71
tushki7 0:60d829a0353a 72 /**
tushki7 0:60d829a0353a 73 * @brief IWDG Init structure definition
tushki7 0:60d829a0353a 74 */
tushki7 0:60d829a0353a 75 typedef struct
tushki7 0:60d829a0353a 76 {
tushki7 0:60d829a0353a 77 uint32_t Prescaler; /*!< Select the prescaler of the IWDG.
tushki7 0:60d829a0353a 78 This parameter can be a value of @ref IWDG_Prescaler */
tushki7 0:60d829a0353a 79
tushki7 0:60d829a0353a 80 uint32_t Reload; /*!< Specifies the IWDG down-counter reload value.
tushki7 0:60d829a0353a 81 This parameter must be a number between Min_Data = 0 and Max_Data = 0x0FFF */
tushki7 0:60d829a0353a 82
tushki7 0:60d829a0353a 83 }IWDG_InitTypeDef;
tushki7 0:60d829a0353a 84
tushki7 0:60d829a0353a 85 /**
tushki7 0:60d829a0353a 86 * @brief IWDG handle Structure definition
tushki7 0:60d829a0353a 87 */
tushki7 0:60d829a0353a 88 typedef struct
tushki7 0:60d829a0353a 89 {
tushki7 0:60d829a0353a 90 IWDG_TypeDef *Instance; /*!< Register base address */
tushki7 0:60d829a0353a 91
tushki7 0:60d829a0353a 92 IWDG_InitTypeDef Init; /*!< IWDG required parameters */
tushki7 0:60d829a0353a 93
tushki7 0:60d829a0353a 94 HAL_LockTypeDef Lock; /*!< IWDG locking object */
tushki7 0:60d829a0353a 95
tushki7 0:60d829a0353a 96 __IO HAL_IWDG_StateTypeDef State; /*!< IWDG communication state */
tushki7 0:60d829a0353a 97
tushki7 0:60d829a0353a 98 }IWDG_HandleTypeDef;
tushki7 0:60d829a0353a 99
tushki7 0:60d829a0353a 100 /* Exported constants --------------------------------------------------------*/
tushki7 0:60d829a0353a 101 /** @defgroup IWDG_Exported_Constants
tushki7 0:60d829a0353a 102 * @{
tushki7 0:60d829a0353a 103 */
tushki7 0:60d829a0353a 104
tushki7 0:60d829a0353a 105 /** @defgroup IWDG_Registers_BitMask
tushki7 0:60d829a0353a 106 * @{
tushki7 0:60d829a0353a 107 */
tushki7 0:60d829a0353a 108 /* --- KR Register ---*/
tushki7 0:60d829a0353a 109 /* KR register bit mask */
tushki7 0:60d829a0353a 110 #define KR_KEY_RELOAD ((uint32_t)0xAAAA) /*!< IWDG reload counter enable */
tushki7 0:60d829a0353a 111 #define KR_KEY_ENABLE ((uint32_t)0xCCCC) /*!< IWDG peripheral enable */
tushki7 0:60d829a0353a 112 #define KR_KEY_EWA ((uint32_t)0x5555) /*!< IWDG KR write Access enable */
tushki7 0:60d829a0353a 113 #define KR_KEY_DWA ((uint32_t)0x0000) /*!< IWDG KR write Access disable */
tushki7 0:60d829a0353a 114
tushki7 0:60d829a0353a 115 #define IS_IWDG_KR(__KR__) (((__KR__) == KR_KEY_RELOAD) || \
tushki7 0:60d829a0353a 116 ((__KR__) == KR_KEY_ENABLE))|| \
tushki7 0:60d829a0353a 117 ((__KR__) == KR_KEY_EWA)) || \
tushki7 0:60d829a0353a 118 ((__KR__) == KR_KEY_DWA))
tushki7 0:60d829a0353a 119 /**
tushki7 0:60d829a0353a 120 * @}
tushki7 0:60d829a0353a 121 */
tushki7 0:60d829a0353a 122
tushki7 0:60d829a0353a 123 /** @defgroup IWDG_Flag_definition
tushki7 0:60d829a0353a 124 * @{
tushki7 0:60d829a0353a 125 */
tushki7 0:60d829a0353a 126 #define IWDG_FLAG_PVU ((uint32_t)0x0001) /*!< Watchdog counter prescaler value update flag */
tushki7 0:60d829a0353a 127 #define IWDG_FLAG_RVU ((uint32_t)0x0002) /*!< Watchdog counter reload value update flag */
tushki7 0:60d829a0353a 128
tushki7 0:60d829a0353a 129 #define IS_IWDG_FLAG(FLAG) (((FLAG) == IWDG_FLAG_PVU) || \
tushki7 0:60d829a0353a 130 ((FLAG) == IWDG_FLAG_RVU))
tushki7 0:60d829a0353a 131
tushki7 0:60d829a0353a 132 /**
tushki7 0:60d829a0353a 133 * @}
tushki7 0:60d829a0353a 134 */
tushki7 0:60d829a0353a 135
tushki7 0:60d829a0353a 136 /** @defgroup IWDG_Prescaler
tushki7 0:60d829a0353a 137 * @{
tushki7 0:60d829a0353a 138 */
tushki7 0:60d829a0353a 139 #define IWDG_PRESCALER_4 ((uint8_t)0x00) /*!< IWDG prescaler set to 4 */
tushki7 0:60d829a0353a 140 #define IWDG_PRESCALER_8 ((uint8_t)(IWDG_PR_PR_0)) /*!< IWDG prescaler set to 8 */
tushki7 0:60d829a0353a 141 #define IWDG_PRESCALER_16 ((uint8_t)(IWDG_PR_PR_1)) /*!< IWDG prescaler set to 16 */
tushki7 0:60d829a0353a 142 #define IWDG_PRESCALER_32 ((uint8_t)(IWDG_PR_PR_1 | IWDG_PR_PR_0)) /*!< IWDG prescaler set to 32 */
tushki7 0:60d829a0353a 143 #define IWDG_PRESCALER_64 ((uint8_t)(IWDG_PR_PR_2)) /*!< IWDG prescaler set to 64 */
tushki7 0:60d829a0353a 144 #define IWDG_PRESCALER_128 ((uint8_t)(IWDG_PR_PR_2 | IWDG_PR_PR_0)) /*!< IWDG prescaler set to 128 */
tushki7 0:60d829a0353a 145 #define IWDG_PRESCALER_256 ((uint8_t)(IWDG_PR_PR_2 | IWDG_PR_PR_1)) /*!< IWDG prescaler set to 256 */
tushki7 0:60d829a0353a 146
tushki7 0:60d829a0353a 147
tushki7 0:60d829a0353a 148 #define IS_IWDG_PRESCALER(PRESCALER) (((PRESCALER) == IWDG_PRESCALER_4) || \
tushki7 0:60d829a0353a 149 ((PRESCALER) == IWDG_PRESCALER_8) || \
tushki7 0:60d829a0353a 150 ((PRESCALER) == IWDG_PRESCALER_16) || \
tushki7 0:60d829a0353a 151 ((PRESCALER) == IWDG_PRESCALER_32) || \
tushki7 0:60d829a0353a 152 ((PRESCALER) == IWDG_PRESCALER_64) || \
tushki7 0:60d829a0353a 153 ((PRESCALER) == IWDG_PRESCALER_128)|| \
tushki7 0:60d829a0353a 154 ((PRESCALER) == IWDG_PRESCALER_256))
tushki7 0:60d829a0353a 155
tushki7 0:60d829a0353a 156 /**
tushki7 0:60d829a0353a 157 * @}
tushki7 0:60d829a0353a 158 */
tushki7 0:60d829a0353a 159
tushki7 0:60d829a0353a 160 /** @defgroup IWDG_Reload_Value
tushki7 0:60d829a0353a 161 * @{
tushki7 0:60d829a0353a 162 */
tushki7 0:60d829a0353a 163 #define IS_IWDG_RELOAD(RELOAD) ((RELOAD) <= 0xFFF)
tushki7 0:60d829a0353a 164
tushki7 0:60d829a0353a 165 /**
tushki7 0:60d829a0353a 166 * @}
tushki7 0:60d829a0353a 167 */
tushki7 0:60d829a0353a 168
tushki7 0:60d829a0353a 169 /**
tushki7 0:60d829a0353a 170 * @}
tushki7 0:60d829a0353a 171 */
tushki7 0:60d829a0353a 172
tushki7 0:60d829a0353a 173 /* Exported macro ------------------------------------------------------------*/
tushki7 0:60d829a0353a 174
tushki7 0:60d829a0353a 175 /** @brief Reset IWDG handle state
tushki7 0:60d829a0353a 176 * @param __HANDLE__: IWDG handle
tushki7 0:60d829a0353a 177 * @retval None
tushki7 0:60d829a0353a 178 */
tushki7 0:60d829a0353a 179 #define __HAL_IWDG_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_IWDG_STATE_RESET)
tushki7 0:60d829a0353a 180
tushki7 0:60d829a0353a 181 /**
tushki7 0:60d829a0353a 182 * @brief Enables the IWDG peripheral.
tushki7 0:60d829a0353a 183 * @param __HANDLE__: IWDG handle
tushki7 0:60d829a0353a 184 * @retval None
tushki7 0:60d829a0353a 185 */
tushki7 0:60d829a0353a 186 #define __HAL_IWDG_START(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, KR_KEY_ENABLE)
tushki7 0:60d829a0353a 187
tushki7 0:60d829a0353a 188 /**
tushki7 0:60d829a0353a 189 * @brief Reloads IWDG counter with value defined in the reload register
tushki7 0:60d829a0353a 190 * (write access to IWDG_PR and IWDG_RLR registers disabled).
tushki7 0:60d829a0353a 191 * @param __HANDLE__: IWDG handle
tushki7 0:60d829a0353a 192 * @retval None
tushki7 0:60d829a0353a 193 */
tushki7 0:60d829a0353a 194 #define __HAL_IWDG_RELOAD_COUNTER(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, KR_KEY_RELOAD)
tushki7 0:60d829a0353a 195
tushki7 0:60d829a0353a 196 /**
tushki7 0:60d829a0353a 197 * @brief Enables write access to IWDG_PR and IWDG_RLR registers.
tushki7 0:60d829a0353a 198 * @param __HANDLE__: IWDG handle
tushki7 0:60d829a0353a 199 * @retval None
tushki7 0:60d829a0353a 200 */
tushki7 0:60d829a0353a 201 #define __HAL_IWDG_ENABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, KR_KEY_EWA)
tushki7 0:60d829a0353a 202
tushki7 0:60d829a0353a 203 /**
tushki7 0:60d829a0353a 204 * @brief Disables write access to IWDG_PR and IWDG_RLR registers.
tushki7 0:60d829a0353a 205 * @param __HANDLE__: IWDG handle
tushki7 0:60d829a0353a 206 * @retval None
tushki7 0:60d829a0353a 207 */
tushki7 0:60d829a0353a 208 #define __HAL_IWDG_DISABLE_WRITE_ACCESS(__HANDLE__) WRITE_REG((__HANDLE__)->Instance->KR, KR_KEY_DWA)
tushki7 0:60d829a0353a 209
tushki7 0:60d829a0353a 210 /**
tushki7 0:60d829a0353a 211 * @brief Gets the selected IWDG's flag status.
tushki7 0:60d829a0353a 212 * @param __HANDLE__: IWDG handle
tushki7 0:60d829a0353a 213 * @param __FLAG__: specifies the flag to check.
tushki7 0:60d829a0353a 214 * This parameter can be one of the following values:
tushki7 0:60d829a0353a 215 * @arg IWDG_FLAG_PVU: Watchdog counter reload value update flag
tushki7 0:60d829a0353a 216 * @arg IWDG_FLAG_RVU: Watchdog counter prescaler value flag
tushki7 0:60d829a0353a 217 * @retval The new state of __FLAG__ (TRUE or FALSE).
tushki7 0:60d829a0353a 218 */
tushki7 0:60d829a0353a 219 #define __HAL_IWDG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
tushki7 0:60d829a0353a 220
tushki7 0:60d829a0353a 221 /* Exported functions --------------------------------------------------------*/
tushki7 0:60d829a0353a 222
tushki7 0:60d829a0353a 223 /* Initialization/de-initialization functions ********************************/
tushki7 0:60d829a0353a 224 HAL_StatusTypeDef HAL_IWDG_Init(IWDG_HandleTypeDef *hiwdg);
tushki7 0:60d829a0353a 225 void HAL_IWDG_MspInit(IWDG_HandleTypeDef *hiwdg);
tushki7 0:60d829a0353a 226
tushki7 0:60d829a0353a 227 /* I/O operation functions ****************************************************/
tushki7 0:60d829a0353a 228 HAL_StatusTypeDef HAL_IWDG_Start(IWDG_HandleTypeDef *hiwdg);
tushki7 0:60d829a0353a 229 HAL_StatusTypeDef HAL_IWDG_Refresh(IWDG_HandleTypeDef *hiwdg);
tushki7 0:60d829a0353a 230
tushki7 0:60d829a0353a 231 /* Peripheral State functions ************************************************/
tushki7 0:60d829a0353a 232 HAL_IWDG_StateTypeDef HAL_IWDG_GetState(IWDG_HandleTypeDef *hiwdg);
tushki7 0:60d829a0353a 233
tushki7 0:60d829a0353a 234 /**
tushki7 0:60d829a0353a 235 * @}
tushki7 0:60d829a0353a 236 */
tushki7 0:60d829a0353a 237
tushki7 0:60d829a0353a 238 /**
tushki7 0:60d829a0353a 239 * @}
tushki7 0:60d829a0353a 240 */
tushki7 0:60d829a0353a 241
tushki7 0:60d829a0353a 242 #ifdef __cplusplus
tushki7 0:60d829a0353a 243 }
tushki7 0:60d829a0353a 244 #endif
tushki7 0:60d829a0353a 245
tushki7 0:60d829a0353a 246 #endif /* __STM32F4xx_HAL_IWDG_H */
tushki7 0:60d829a0353a 247
tushki7 0:60d829a0353a 248 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/