ST / BSP_DISCO_F769NI

STM32Cube BSP FW for STM32F769I-Discovery

Dependents:   mbed-os-example-blinky-5 DISCO-F769NI_TOUCHSCREEN_demo_custom_1 Datarecorder2 DISCO-F769NI_TOUCHSCREEN_demo ... more

Drivers/BSP/STM32F769I-Discovery/stm32f769i_discovery.c@7:0680eff4de60, 2019-11-15 (annotated)

Committer:
Jerome Coutant
Date:
Fri Nov 15 14:31:53 2019 +0100
Revision:
7:0680eff4de60
Parent:
4:72a949940ad6 
Removed depreacted wait_ms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Jerome Coutant 0:c0f3bbab73d2 1 /**
Jerome Coutant 0:c0f3bbab73d2 2 ******************************************************************************
Jerome Coutant 0:c0f3bbab73d2 3 * @file stm32f769i_discovery.c
Jerome Coutant 0:c0f3bbab73d2 4 * @author MCD Application Team
Jerome Coutant 0:c0f3bbab73d2 5 * @brief This file provides a set of firmware functions to manage LEDs,
Jerome Coutant 0:c0f3bbab73d2 6 * push-buttons, external SDRAM, external QSPI Flash, RF EEPROM,
Jerome Coutant 0:c0f3bbab73d2 7 * available on STM32F769I-Discovery board (MB1225) from
Jerome Coutant 0:c0f3bbab73d2 8 * STMicroelectronics.
Jerome Coutant 0:c0f3bbab73d2 9 ******************************************************************************
Jerome Coutant 0:c0f3bbab73d2 10 * @attention
Jerome Coutant 0:c0f3bbab73d2 11 *
Jerome Coutant 0:c0f3bbab73d2 12 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
Jerome Coutant 0:c0f3bbab73d2 13 *
Jerome Coutant 0:c0f3bbab73d2 14 * Redistribution and use in source and binary forms, with or without modification,
Jerome Coutant 0:c0f3bbab73d2 15 * are permitted provided that the following conditions are met:
Jerome Coutant 0:c0f3bbab73d2 16 * 1. Redistributions of source code must retain the above copyright notice,
Jerome Coutant 0:c0f3bbab73d2 17 * this list of conditions and the following disclaimer.
Jerome Coutant 0:c0f3bbab73d2 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
Jerome Coutant 0:c0f3bbab73d2 19 * this list of conditions and the following disclaimer in the documentation
Jerome Coutant 0:c0f3bbab73d2 20 * and/or other materials provided with the distribution.
Jerome Coutant 0:c0f3bbab73d2 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
Jerome Coutant 0:c0f3bbab73d2 22 * may be used to endorse or promote products derived from this software
Jerome Coutant 0:c0f3bbab73d2 23 * without specific prior written permission.
Jerome Coutant 0:c0f3bbab73d2 24 *
Jerome Coutant 0:c0f3bbab73d2 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
Jerome Coutant 0:c0f3bbab73d2 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
Jerome Coutant 0:c0f3bbab73d2 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Jerome Coutant 0:c0f3bbab73d2 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
Jerome Coutant 0:c0f3bbab73d2 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
Jerome Coutant 0:c0f3bbab73d2 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
Jerome Coutant 0:c0f3bbab73d2 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Jerome Coutant 0:c0f3bbab73d2 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Jerome Coutant 0:c0f3bbab73d2 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Jerome Coutant 0:c0f3bbab73d2 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Jerome Coutant 0:c0f3bbab73d2 35 *
Jerome Coutant 0:c0f3bbab73d2 36 ******************************************************************************
Jerome Coutant 0:c0f3bbab73d2 37 */
Jerome Coutant 0:c0f3bbab73d2 38
Jerome Coutant 4:72a949940ad6 39 /* Dependencies
Jerome Coutant 4:72a949940ad6 40 - stm32f7xx_hal_cortex.c
Jerome Coutant 4:72a949940ad6 41 - stm32f7xx_hal_gpio.c
Jerome Coutant 4:72a949940ad6 42 - stm32f7xx_hal_uart.c
Jerome Coutant 4:72a949940ad6 43 - stm32f7xx_hal_i2c.c
Jerome Coutant 4:72a949940ad6 44 EndDependencies */
Jerome Coutant 4:72a949940ad6 45
Jerome Coutant 0:c0f3bbab73d2 46 /* Includes ------------------------------------------------------------------*/
Jerome Coutant 0:c0f3bbab73d2 47 #include "stm32f769i_discovery.h"
Jerome Coutant 0:c0f3bbab73d2 48
Jerome Coutant 0:c0f3bbab73d2 49 /** @addtogroup BSP
Jerome Coutant 0:c0f3bbab73d2 50 * @{
Jerome Coutant 0:c0f3bbab73d2 51 */
Jerome Coutant 0:c0f3bbab73d2 52
Jerome Coutant 1:3e58f8a39705 53 /** @addtogroup STM32F769I_DISCOVERY
Jerome Coutant 0:c0f3bbab73d2 54 * @{
Jerome Coutant 0:c0f3bbab73d2 55 */
Jerome Coutant 0:c0f3bbab73d2 56
Jerome Coutant 1:3e58f8a39705 57 /** @defgroup STM32F769I_DISCOVERY_LOW_LEVEL STM32F769I_DISCOVERY LOW LEVEL
Jerome Coutant 0:c0f3bbab73d2 58 * @{
Jerome Coutant 0:c0f3bbab73d2 59 */
Jerome Coutant 0:c0f3bbab73d2 60
Jerome Coutant 1:3e58f8a39705 61 /** @defgroup STM32F769I_DISCOVERY_LOW_LEVEL_Private_TypesDefinitions STM32F769I Discovery Low Level Private Typedef
Jerome Coutant 0:c0f3bbab73d2 62 * @{
Jerome Coutant 0:c0f3bbab73d2 63 */
Jerome Coutant 0:c0f3bbab73d2 64 /**
Jerome Coutant 0:c0f3bbab73d2 65 * @}
Jerome Coutant 0:c0f3bbab73d2 66 */
Jerome Coutant 0:c0f3bbab73d2 67
Jerome Coutant 1:3e58f8a39705 68 /** @defgroup STM32F769I_DISCOVERY_LOW_LEVEL_Private_Defines LOW_LEVEL Private Defines
Jerome Coutant 0:c0f3bbab73d2 69 * @{
Jerome Coutant 0:c0f3bbab73d2 70 */
Jerome Coutant 0:c0f3bbab73d2 71 /**
Jerome Coutant 4:72a949940ad6 72 * @brief STM32F769I Discovery BSP Driver version number V2.0.1
Jerome Coutant 0:c0f3bbab73d2 73 */
Jerome Coutant 1:3e58f8a39705 74 #define __STM32F769I_DISCOVERY_BSP_VERSION_MAIN (0x02) /*!< [31:24] main version */
Jerome Coutant 1:3e58f8a39705 75 #define __STM32F769I_DISCOVERY_BSP_VERSION_SUB1 (0x00) /*!< [23:16] sub1 version */
Jerome Coutant 4:72a949940ad6 76 #define __STM32F769I_DISCOVERY_BSP_VERSION_SUB2 (0x01) /*!< [15:8] sub2 version */
Jerome Coutant 0:c0f3bbab73d2 77 #define __STM32F769I_DISCOVERY_BSP_VERSION_RC (0x00) /*!< [7:0] release candidate */
Jerome Coutant 0:c0f3bbab73d2 78 #define __STM32F769I_DISCOVERY_BSP_VERSION ((__STM32F769I_DISCOVERY_BSP_VERSION_MAIN << 24)\
Jerome Coutant 0:c0f3bbab73d2 79 |(__STM32F769I_DISCOVERY_BSP_VERSION_SUB1 << 16)\
Jerome Coutant 0:c0f3bbab73d2 80 |(__STM32F769I_DISCOVERY_BSP_VERSION_SUB2 << 8 )\
Jerome Coutant 0:c0f3bbab73d2 81 |(__STM32F769I_DISCOVERY_BSP_VERSION_RC))
Jerome Coutant 0:c0f3bbab73d2 82 /**
Jerome Coutant 0:c0f3bbab73d2 83 * @}
Jerome Coutant 0:c0f3bbab73d2 84 */
Jerome Coutant 0:c0f3bbab73d2 85
Jerome Coutant 1:3e58f8a39705 86 /** @defgroup STM32F769I_DISCOVERY_LOW_LEVEL_Private_Macros LOW_LEVEL Private Macros
Jerome Coutant 0:c0f3bbab73d2 87 * @{
Jerome Coutant 0:c0f3bbab73d2 88 */
Jerome Coutant 0:c0f3bbab73d2 89 /**
Jerome Coutant 0:c0f3bbab73d2 90 * @}
Jerome Coutant 0:c0f3bbab73d2 91 */
Jerome Coutant 0:c0f3bbab73d2 92
Jerome Coutant 1:3e58f8a39705 93 /** @defgroup STM32F769I_DISCOVERY_LOW_LEVEL_Private_Variables LOW_LEVEL Private Variables
Jerome Coutant 0:c0f3bbab73d2 94 * @{
Jerome Coutant 0:c0f3bbab73d2 95 */
Jerome Coutant 0:c0f3bbab73d2 96 uint32_t GPIO_PIN[LEDn] = {LED1_PIN,
Jerome Coutant 0:c0f3bbab73d2 97 LED2_PIN};
Jerome Coutant 0:c0f3bbab73d2 98
Jerome Coutant 0:c0f3bbab73d2 99 GPIO_TypeDef* GPIO_PORT[LEDn] = {LED1_GPIO_PORT,
Jerome Coutant 0:c0f3bbab73d2 100 LED2_GPIO_PORT};
Jerome Coutant 0:c0f3bbab73d2 101
Jerome Coutant 0:c0f3bbab73d2 102 GPIO_TypeDef* BUTTON_PORT[BUTTONn] = {WAKEUP_BUTTON_GPIO_PORT };
Jerome Coutant 0:c0f3bbab73d2 103
Jerome Coutant 0:c0f3bbab73d2 104 const uint16_t BUTTON_PIN[BUTTONn] = {WAKEUP_BUTTON_PIN };
Jerome Coutant 0:c0f3bbab73d2 105
Jerome Coutant 0:c0f3bbab73d2 106 const uint16_t BUTTON_IRQn[BUTTONn] = {WAKEUP_BUTTON_EXTI_IRQn };
Jerome Coutant 0:c0f3bbab73d2 107
Jerome Coutant 0:c0f3bbab73d2 108
Jerome Coutant 0:c0f3bbab73d2 109 static I2C_HandleTypeDef hI2cAudioHandler = {0};
Jerome Coutant 0:c0f3bbab73d2 110 static I2C_HandleTypeDef hI2cExtHandler = {0};
Jerome Coutant 0:c0f3bbab73d2 111
Jerome Coutant 0:c0f3bbab73d2 112 /**
Jerome Coutant 0:c0f3bbab73d2 113 * @}
Jerome Coutant 0:c0f3bbab73d2 114 */
Jerome Coutant 0:c0f3bbab73d2 115
Jerome Coutant 1:3e58f8a39705 116 /** @defgroup STM32F769I_DISCOVERY_LOW_LEVEL_Private_FunctionPrototypes LOW_LEVEL Private FunctionPrototypes
Jerome Coutant 0:c0f3bbab73d2 117 * @{
Jerome Coutant 0:c0f3bbab73d2 118 */
Jerome Coutant 0:c0f3bbab73d2 119 static void I2Cx_MspInit(I2C_HandleTypeDef *i2c_handler);
Jerome Coutant 0:c0f3bbab73d2 120 static void I2Cx_Init(I2C_HandleTypeDef *i2c_handler);
Jerome Coutant 0:c0f3bbab73d2 121
Jerome Coutant 0:c0f3bbab73d2 122 static HAL_StatusTypeDef I2Cx_ReadMultiple(I2C_HandleTypeDef *i2c_handler, uint8_t Addr, uint16_t Reg, uint16_t MemAddSize, uint8_t *Buffer, uint16_t Length);
Jerome Coutant 0:c0f3bbab73d2 123 static HAL_StatusTypeDef I2Cx_WriteMultiple(I2C_HandleTypeDef *i2c_handler, uint8_t Addr, uint16_t Reg, uint16_t MemAddSize, uint8_t *Buffer, uint16_t Length);
Jerome Coutant 0:c0f3bbab73d2 124 static HAL_StatusTypeDef I2Cx_IsDeviceReady(I2C_HandleTypeDef *i2c_handler, uint16_t DevAddress, uint32_t Trials);
Jerome Coutant 0:c0f3bbab73d2 125 static void I2Cx_Error(I2C_HandleTypeDef *i2c_handler, uint8_t Addr);
Jerome Coutant 0:c0f3bbab73d2 126
Jerome Coutant 0:c0f3bbab73d2 127 /* AUDIO IO functions */
Jerome Coutant 0:c0f3bbab73d2 128 void AUDIO_IO_Init(void);
Jerome Coutant 0:c0f3bbab73d2 129 void AUDIO_IO_DeInit(void);
Jerome Coutant 0:c0f3bbab73d2 130 void AUDIO_IO_Write(uint8_t Addr, uint16_t Reg, uint16_t Value);
Jerome Coutant 0:c0f3bbab73d2 131 uint16_t AUDIO_IO_Read(uint8_t Addr, uint16_t Reg);
Jerome Coutant 0:c0f3bbab73d2 132 void AUDIO_IO_Delay(uint32_t Delay);
Jerome Coutant 0:c0f3bbab73d2 133
Jerome Coutant 0:c0f3bbab73d2 134 /* HDMI IO functions */
Jerome Coutant 0:c0f3bbab73d2 135 void HDMI_IO_Init(void);
Jerome Coutant 0:c0f3bbab73d2 136 void HDMI_IO_Delay(uint32_t Delay);
Jerome Coutant 0:c0f3bbab73d2 137 void HDMI_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value);
Jerome Coutant 0:c0f3bbab73d2 138 uint8_t HDMI_IO_Read(uint8_t Addr, uint8_t Reg);
Jerome Coutant 0:c0f3bbab73d2 139
Jerome Coutant 0:c0f3bbab73d2 140 /* I2C EEPROM IO function */
Jerome Coutant 0:c0f3bbab73d2 141 void EEPROM_IO_Init(void);
Jerome Coutant 0:c0f3bbab73d2 142 HAL_StatusTypeDef EEPROM_IO_WriteData(uint16_t DevAddress, uint16_t MemAddress, uint8_t* pBuffer, uint32_t BufferSize);
Jerome Coutant 0:c0f3bbab73d2 143 HAL_StatusTypeDef EEPROM_IO_ReadData(uint16_t DevAddress, uint16_t MemAddress, uint8_t* pBuffer, uint32_t BufferSize);
Jerome Coutant 0:c0f3bbab73d2 144 HAL_StatusTypeDef EEPROM_IO_IsDeviceReady(uint16_t DevAddress, uint32_t Trials);
Jerome Coutant 0:c0f3bbab73d2 145
Jerome Coutant 0:c0f3bbab73d2 146 /* TouchScreen (TS) IO functions */
Jerome Coutant 0:c0f3bbab73d2 147 void TS_IO_Init(void);
Jerome Coutant 0:c0f3bbab73d2 148 void TS_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value);
Jerome Coutant 0:c0f3bbab73d2 149 uint8_t TS_IO_Read(uint8_t Addr, uint8_t Reg);
Jerome Coutant 0:c0f3bbab73d2 150 uint16_t TS_IO_ReadMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length);
Jerome Coutant 0:c0f3bbab73d2 151 void TS_IO_WriteMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length);
Jerome Coutant 0:c0f3bbab73d2 152 void TS_IO_Delay(uint32_t Delay);
Jerome Coutant 0:c0f3bbab73d2 153
Jerome Coutant 0:c0f3bbab73d2 154 /* LCD Display IO functions */
Jerome Coutant 0:c0f3bbab73d2 155 void OTM8009A_IO_Delay(uint32_t Delay);
Jerome Coutant 0:c0f3bbab73d2 156 /**
Jerome Coutant 0:c0f3bbab73d2 157 * @}
Jerome Coutant 0:c0f3bbab73d2 158 */
Jerome Coutant 0:c0f3bbab73d2 159
Jerome Coutant 1:3e58f8a39705 160 /** @defgroup STM32F769I_DISCOVERY_BSP_Public_Functions BSP Public Functions
Jerome Coutant 0:c0f3bbab73d2 161 * @{
Jerome Coutant 0:c0f3bbab73d2 162 */
Jerome Coutant 0:c0f3bbab73d2 163
Jerome Coutant 0:c0f3bbab73d2 164 /**
Jerome Coutant 0:c0f3bbab73d2 165 * @brief This method returns the STM32F769I Discovery BSP Driver revision
Jerome Coutant 0:c0f3bbab73d2 166 * @retval version: 0xXYZR (8bits for each decimal, R for RC)
Jerome Coutant 0:c0f3bbab73d2 167 */
Jerome Coutant 0:c0f3bbab73d2 168 uint32_t BSP_GetVersion(void)
Jerome Coutant 0:c0f3bbab73d2 169 {
Jerome Coutant 0:c0f3bbab73d2 170 return __STM32F769I_DISCOVERY_BSP_VERSION;
Jerome Coutant 0:c0f3bbab73d2 171 }
Jerome Coutant 0:c0f3bbab73d2 172
Jerome Coutant 0:c0f3bbab73d2 173 /**
Jerome Coutant 0:c0f3bbab73d2 174 * @brief Configures LED GPIO.
Jerome Coutant 0:c0f3bbab73d2 175 * @param Led: LED to be configured.
Jerome Coutant 0:c0f3bbab73d2 176 * This parameter can be one of the following values:
Jerome Coutant 4:72a949940ad6 177 * @arg DISCO_LED1
Jerome Coutant 4:72a949940ad6 178 * @arg DISCO_LED2
Jerome Coutant 0:c0f3bbab73d2 179 * @retval None
Jerome Coutant 0:c0f3bbab73d2 180 */
Jerome Coutant 0:c0f3bbab73d2 181 void BSP_LED_Init(Led_TypeDef Led)
Jerome Coutant 0:c0f3bbab73d2 182 {
Jerome Coutant 0:c0f3bbab73d2 183 GPIO_InitTypeDef gpio_init_structure;
Jerome Coutant 0:c0f3bbab73d2 184
Jerome Coutant 0:c0f3bbab73d2 185 LEDx_GPIO_CLK_ENABLE();
Jerome Coutant 0:c0f3bbab73d2 186 /* Configure the GPIO_LED pin */
Jerome Coutant 0:c0f3bbab73d2 187 gpio_init_structure.Pin = GPIO_PIN[Led];
Jerome Coutant 0:c0f3bbab73d2 188 gpio_init_structure.Mode = GPIO_MODE_OUTPUT_PP;
Jerome Coutant 0:c0f3bbab73d2 189 gpio_init_structure.Pull = GPIO_PULLUP;
Jerome Coutant 0:c0f3bbab73d2 190 gpio_init_structure.Speed = GPIO_SPEED_HIGH;
Jerome Coutant 0:c0f3bbab73d2 191
Jerome Coutant 0:c0f3bbab73d2 192 HAL_GPIO_Init(GPIO_PORT[Led], &gpio_init_structure);
Jerome Coutant 0:c0f3bbab73d2 193
Jerome Coutant 0:c0f3bbab73d2 194 }
Jerome Coutant 0:c0f3bbab73d2 195
Jerome Coutant 0:c0f3bbab73d2 196
Jerome Coutant 0:c0f3bbab73d2 197 /**
Jerome Coutant 0:c0f3bbab73d2 198 * @brief DeInit LEDs.
Jerome Coutant 0:c0f3bbab73d2 199 * @param Led: LED to be configured.
Jerome Coutant 0:c0f3bbab73d2 200 * This parameter can be one of the following values:
Jerome Coutant 4:72a949940ad6 201 * @arg DISCO_LED1
Jerome Coutant 4:72a949940ad6 202 * @arg DISCO_LED2
Jerome Coutant 0:c0f3bbab73d2 203 * @note Led DeInit does not disable the GPIO clock
Jerome Coutant 0:c0f3bbab73d2 204 * @retval None
Jerome Coutant 0:c0f3bbab73d2 205 */
Jerome Coutant 0:c0f3bbab73d2 206 void BSP_LED_DeInit(Led_TypeDef Led)
Jerome Coutant 0:c0f3bbab73d2 207 {
Jerome Coutant 0:c0f3bbab73d2 208 GPIO_InitTypeDef gpio_init_structure;
Jerome Coutant 0:c0f3bbab73d2 209
Jerome Coutant 0:c0f3bbab73d2 210 /* DeInit the GPIO_LED pin */
Jerome Coutant 0:c0f3bbab73d2 211 gpio_init_structure.Pin = GPIO_PIN[Led];
Jerome Coutant 0:c0f3bbab73d2 212
Jerome Coutant 0:c0f3bbab73d2 213 /* Turn off LED */
Jerome Coutant 0:c0f3bbab73d2 214 HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_RESET);
Jerome Coutant 0:c0f3bbab73d2 215 HAL_GPIO_DeInit(GPIO_PORT[Led], gpio_init_structure.Pin);
Jerome Coutant 0:c0f3bbab73d2 216 }
Jerome Coutant 0:c0f3bbab73d2 217
Jerome Coutant 0:c0f3bbab73d2 218 /**
Jerome Coutant 0:c0f3bbab73d2 219 * @brief Turns selected LED On.
Jerome Coutant 0:c0f3bbab73d2 220 * @param Led: LED to be set on
Jerome Coutant 0:c0f3bbab73d2 221 * This parameter can be one of the following values:
Jerome Coutant 4:72a949940ad6 222 * @arg DISCO_LED1
Jerome Coutant 4:72a949940ad6 223 * @arg DISCO_LED2
Jerome Coutant 0:c0f3bbab73d2 224 * @retval None
Jerome Coutant 0:c0f3bbab73d2 225 */
Jerome Coutant 0:c0f3bbab73d2 226 void BSP_LED_On(Led_TypeDef Led)
Jerome Coutant 0:c0f3bbab73d2 227 {
Jerome Coutant 0:c0f3bbab73d2 228 HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_SET);
Jerome Coutant 0:c0f3bbab73d2 229 }
Jerome Coutant 0:c0f3bbab73d2 230
Jerome Coutant 0:c0f3bbab73d2 231 /**
Jerome Coutant 0:c0f3bbab73d2 232 * @brief Turns selected LED Off.
Jerome Coutant 0:c0f3bbab73d2 233 * @param Led: LED to be set off
Jerome Coutant 0:c0f3bbab73d2 234 * This parameter can be one of the following values:
Jerome Coutant 4:72a949940ad6 235 * @arg DISCO_LED1
Jerome Coutant 4:72a949940ad6 236 * @arg DISCO_LED2
Jerome Coutant 0:c0f3bbab73d2 237 * @retval None
Jerome Coutant 0:c0f3bbab73d2 238 */
Jerome Coutant 0:c0f3bbab73d2 239 void BSP_LED_Off(Led_TypeDef Led)
Jerome Coutant 0:c0f3bbab73d2 240 {
Jerome Coutant 0:c0f3bbab73d2 241 HAL_GPIO_WritePin(GPIO_PORT[Led], GPIO_PIN[Led], GPIO_PIN_RESET);
Jerome Coutant 0:c0f3bbab73d2 242 }
Jerome Coutant 0:c0f3bbab73d2 243
Jerome Coutant 0:c0f3bbab73d2 244 /**
Jerome Coutant 0:c0f3bbab73d2 245 * @brief Toggles the selected LED.
Jerome Coutant 0:c0f3bbab73d2 246 * @param Led: LED to be toggled
Jerome Coutant 0:c0f3bbab73d2 247 * This parameter can be one of the following values:
Jerome Coutant 4:72a949940ad6 248 * @arg DISCO_LED1
Jerome Coutant 4:72a949940ad6 249 * @arg DISCO_LED2
Jerome Coutant 0:c0f3bbab73d2 250 * @retval None
Jerome Coutant 0:c0f3bbab73d2 251 */
Jerome Coutant 0:c0f3bbab73d2 252 void BSP_LED_Toggle(Led_TypeDef Led)
Jerome Coutant 0:c0f3bbab73d2 253 {
Jerome Coutant 0:c0f3bbab73d2 254 HAL_GPIO_TogglePin(GPIO_PORT[Led], GPIO_PIN[Led]);
Jerome Coutant 0:c0f3bbab73d2 255 }
Jerome Coutant 0:c0f3bbab73d2 256
Jerome Coutant 0:c0f3bbab73d2 257 /**
Jerome Coutant 0:c0f3bbab73d2 258 * @brief Configures button GPIO and EXTI Line.
Jerome Coutant 0:c0f3bbab73d2 259 * @param Button: Button to be configured
Jerome Coutant 0:c0f3bbab73d2 260 * This parameter can be one of the following values:
Jerome Coutant 0:c0f3bbab73d2 261 * @arg BUTTON_WAKEUP: Wakeup Push Button
Jerome Coutant 0:c0f3bbab73d2 262 * @arg BUTTON_USER: User Push Button
Jerome Coutant 0:c0f3bbab73d2 263 * @param Button_Mode: Button mode
Jerome Coutant 0:c0f3bbab73d2 264 * This parameter can be one of the following values:
Jerome Coutant 0:c0f3bbab73d2 265 * @arg BUTTON_MODE_GPIO: Button will be used as simple IO
Jerome Coutant 0:c0f3bbab73d2 266 * @arg BUTTON_MODE_EXTI: Button will be connected to EXTI line
Jerome Coutant 0:c0f3bbab73d2 267 * with interrupt generation capability
Jerome Coutant 0:c0f3bbab73d2 268 * @retval None
Jerome Coutant 0:c0f3bbab73d2 269 */
Jerome Coutant 0:c0f3bbab73d2 270 void BSP_PB_Init(Button_TypeDef Button, ButtonMode_TypeDef Button_Mode)
Jerome Coutant 0:c0f3bbab73d2 271 {
Jerome Coutant 0:c0f3bbab73d2 272 GPIO_InitTypeDef gpio_init_structure;
Jerome Coutant 0:c0f3bbab73d2 273
Jerome Coutant 0:c0f3bbab73d2 274 /* Enable the BUTTON clock */
Jerome Coutant 0:c0f3bbab73d2 275 BUTTON_GPIO_CLK_ENABLE();
Jerome Coutant 0:c0f3bbab73d2 276
Jerome Coutant 0:c0f3bbab73d2 277 if(Button_Mode == BUTTON_MODE_GPIO)
Jerome Coutant 0:c0f3bbab73d2 278 {
Jerome Coutant 0:c0f3bbab73d2 279 /* Configure Button pin as input */
Jerome Coutant 0:c0f3bbab73d2 280 gpio_init_structure.Pin = BUTTON_PIN[Button];
Jerome Coutant 0:c0f3bbab73d2 281 gpio_init_structure.Mode = GPIO_MODE_INPUT;
Jerome Coutant 0:c0f3bbab73d2 282 gpio_init_structure.Pull = GPIO_NOPULL;
Jerome Coutant 0:c0f3bbab73d2 283 gpio_init_structure.Speed = GPIO_SPEED_FAST;
Jerome Coutant 0:c0f3bbab73d2 284 HAL_GPIO_Init(BUTTON_PORT[Button], &gpio_init_structure);
Jerome Coutant 0:c0f3bbab73d2 285 }
Jerome Coutant 0:c0f3bbab73d2 286
Jerome Coutant 0:c0f3bbab73d2 287 if(Button_Mode == BUTTON_MODE_EXTI)
Jerome Coutant 0:c0f3bbab73d2 288 {
Jerome Coutant 0:c0f3bbab73d2 289 /* Configure Button pin as input with External interrupt */
Jerome Coutant 0:c0f3bbab73d2 290 gpio_init_structure.Pin = BUTTON_PIN[Button];
Jerome Coutant 0:c0f3bbab73d2 291 gpio_init_structure.Pull = GPIO_NOPULL;
Jerome Coutant 0:c0f3bbab73d2 292 gpio_init_structure.Speed = GPIO_SPEED_FAST;
Jerome Coutant 0:c0f3bbab73d2 293
Jerome Coutant 0:c0f3bbab73d2 294 gpio_init_structure.Mode = GPIO_MODE_IT_RISING;
Jerome Coutant 0:c0f3bbab73d2 295
Jerome Coutant 0:c0f3bbab73d2 296 HAL_GPIO_Init(BUTTON_PORT[Button], &gpio_init_structure);
Jerome Coutant 0:c0f3bbab73d2 297
Jerome Coutant 0:c0f3bbab73d2 298 /* Enable and set Button EXTI Interrupt to the lowest priority */
Jerome Coutant 0:c0f3bbab73d2 299 HAL_NVIC_SetPriority((IRQn_Type)(BUTTON_IRQn[Button]), 0x0F, 0x00);
Jerome Coutant 0:c0f3bbab73d2 300 HAL_NVIC_EnableIRQ((IRQn_Type)(BUTTON_IRQn[Button]));
Jerome Coutant 0:c0f3bbab73d2 301 }
Jerome Coutant 0:c0f3bbab73d2 302 }
Jerome Coutant 0:c0f3bbab73d2 303
Jerome Coutant 0:c0f3bbab73d2 304 /**
Jerome Coutant 0:c0f3bbab73d2 305 * @brief Push Button DeInit.
Jerome Coutant 0:c0f3bbab73d2 306 * @param Button: Button to be configured
Jerome Coutant 0:c0f3bbab73d2 307 * This parameter can be one of the following values:
Jerome Coutant 0:c0f3bbab73d2 308 * @arg BUTTON_WAKEUP: Wakeup Push Button
Jerome Coutant 0:c0f3bbab73d2 309 * @arg BUTTON_USER: User Push Button
Jerome Coutant 0:c0f3bbab73d2 310 * @note PB DeInit does not disable the GPIO clock
Jerome Coutant 0:c0f3bbab73d2 311 * @retval None
Jerome Coutant 0:c0f3bbab73d2 312 */
Jerome Coutant 0:c0f3bbab73d2 313 void BSP_PB_DeInit(Button_TypeDef Button)
Jerome Coutant 0:c0f3bbab73d2 314 {
Jerome Coutant 0:c0f3bbab73d2 315 GPIO_InitTypeDef gpio_init_structure;
Jerome Coutant 0:c0f3bbab73d2 316
Jerome Coutant 0:c0f3bbab73d2 317 gpio_init_structure.Pin = BUTTON_PIN[Button];
Jerome Coutant 0:c0f3bbab73d2 318 HAL_NVIC_DisableIRQ((IRQn_Type)(BUTTON_IRQn[Button]));
Jerome Coutant 0:c0f3bbab73d2 319 HAL_GPIO_DeInit(BUTTON_PORT[Button], gpio_init_structure.Pin);
Jerome Coutant 0:c0f3bbab73d2 320 }
Jerome Coutant 0:c0f3bbab73d2 321
Jerome Coutant 0:c0f3bbab73d2 322
Jerome Coutant 0:c0f3bbab73d2 323 /**
Jerome Coutant 0:c0f3bbab73d2 324 * @brief Returns the selected button state.
Jerome Coutant 0:c0f3bbab73d2 325 * @param Button: Button to be checked
Jerome Coutant 0:c0f3bbab73d2 326 * This parameter can be one of the following values:
Jerome Coutant 0:c0f3bbab73d2 327 * @arg BUTTON_WAKEUP: Wakeup Push Button
Jerome Coutant 0:c0f3bbab73d2 328 * @arg BUTTON_USER: User Push Button
Jerome Coutant 0:c0f3bbab73d2 329 * @retval The Button GPIO pin value
Jerome Coutant 0:c0f3bbab73d2 330 */
Jerome Coutant 0:c0f3bbab73d2 331 uint32_t BSP_PB_GetState(Button_TypeDef Button)
Jerome Coutant 0:c0f3bbab73d2 332 {
Jerome Coutant 0:c0f3bbab73d2 333 return HAL_GPIO_ReadPin(BUTTON_PORT[Button], BUTTON_PIN[Button]);
Jerome Coutant 0:c0f3bbab73d2 334 }
Jerome Coutant 0:c0f3bbab73d2 335
Jerome Coutant 0:c0f3bbab73d2 336 /**
Jerome Coutant 0:c0f3bbab73d2 337 * @}
Jerome Coutant 0:c0f3bbab73d2 338 */
Jerome Coutant 0:c0f3bbab73d2 339
Jerome Coutant 1:3e58f8a39705 340 /** @defgroup STM32F769I_DISCOVERY_LOW_LEVEL_Private_Functions STM32F769I_DISCOVERY_LOW_LEVEL Private Functions
Jerome Coutant 0:c0f3bbab73d2 341 * @{
Jerome Coutant 0:c0f3bbab73d2 342 */
Jerome Coutant 0:c0f3bbab73d2 343
Jerome Coutant 0:c0f3bbab73d2 344
Jerome Coutant 0:c0f3bbab73d2 345 /*******************************************************************************
Jerome Coutant 0:c0f3bbab73d2 346 BUS OPERATIONS
Jerome Coutant 0:c0f3bbab73d2 347 *******************************************************************************/
Jerome Coutant 0:c0f3bbab73d2 348
Jerome Coutant 0:c0f3bbab73d2 349 /******************************* I2C Routines *********************************/
Jerome Coutant 0:c0f3bbab73d2 350 /**
Jerome Coutant 0:c0f3bbab73d2 351 * @brief Initializes I2C MSP.
Jerome Coutant 0:c0f3bbab73d2 352 * @param i2c_handler : I2C handler
Jerome Coutant 0:c0f3bbab73d2 353 * @retval None
Jerome Coutant 0:c0f3bbab73d2 354 */
Jerome Coutant 0:c0f3bbab73d2 355 static void I2Cx_MspInit(I2C_HandleTypeDef *i2c_handler)
Jerome Coutant 0:c0f3bbab73d2 356 {
Jerome Coutant 0:c0f3bbab73d2 357 GPIO_InitTypeDef gpio_init_structure;
Jerome Coutant 0:c0f3bbab73d2 358
Jerome Coutant 0:c0f3bbab73d2 359 if (i2c_handler == (I2C_HandleTypeDef*)(&hI2cAudioHandler))
Jerome Coutant 0:c0f3bbab73d2 360 {
Jerome Coutant 0:c0f3bbab73d2 361 /*** Configure the GPIOs ***/
Jerome Coutant 0:c0f3bbab73d2 362 /* Enable GPIO clock */
Jerome Coutant 0:c0f3bbab73d2 363 DISCOVERY_AUDIO_I2Cx_SCL_GPIO_CLK_ENABLE();
Jerome Coutant 0:c0f3bbab73d2 364 DISCOVERY_AUDIO_I2Cx_SDA_GPIO_CLK_ENABLE();
Jerome Coutant 0:c0f3bbab73d2 365 /* Configure I2C Tx as alternate function */
Jerome Coutant 0:c0f3bbab73d2 366 gpio_init_structure.Pin = DISCOVERY_AUDIO_I2Cx_SCL_PIN;
Jerome Coutant 0:c0f3bbab73d2 367 gpio_init_structure.Mode = GPIO_MODE_AF_OD;
Jerome Coutant 0:c0f3bbab73d2 368 gpio_init_structure.Pull = GPIO_NOPULL;
Jerome Coutant 0:c0f3bbab73d2 369 gpio_init_structure.Speed = GPIO_SPEED_FAST;
Jerome Coutant 0:c0f3bbab73d2 370 gpio_init_structure.Alternate = DISCOVERY_AUDIO_I2Cx_SCL_AF;
Jerome Coutant 0:c0f3bbab73d2 371 HAL_GPIO_Init(DISCOVERY_AUDIO_I2Cx_SCL_GPIO_PORT, &gpio_init_structure);
Jerome Coutant 0:c0f3bbab73d2 372
Jerome Coutant 0:c0f3bbab73d2 373 /* Configure I2C Rx as alternate function */
Jerome Coutant 0:c0f3bbab73d2 374 gpio_init_structure.Pin = DISCOVERY_AUDIO_I2Cx_SDA_PIN;
Jerome Coutant 0:c0f3bbab73d2 375 gpio_init_structure.Alternate = DISCOVERY_AUDIO_I2Cx_SDA_AF;
Jerome Coutant 0:c0f3bbab73d2 376 HAL_GPIO_Init(DISCOVERY_AUDIO_I2Cx_SDA_GPIO_PORT, &gpio_init_structure);
Jerome Coutant 0:c0f3bbab73d2 377
Jerome Coutant 0:c0f3bbab73d2 378 /*** Configure the I2C peripheral ***/
Jerome Coutant 0:c0f3bbab73d2 379 /* Enable I2C clock */
Jerome Coutant 0:c0f3bbab73d2 380 DISCOVERY_AUDIO_I2Cx_CLK_ENABLE();
Jerome Coutant 0:c0f3bbab73d2 381
Jerome Coutant 0:c0f3bbab73d2 382 /* Force the I2C peripheral clock reset */
Jerome Coutant 0:c0f3bbab73d2 383 DISCOVERY_AUDIO_I2Cx_FORCE_RESET();
Jerome Coutant 0:c0f3bbab73d2 384
Jerome Coutant 0:c0f3bbab73d2 385 /* Release the I2C peripheral clock reset */
Jerome Coutant 0:c0f3bbab73d2 386 DISCOVERY_AUDIO_I2Cx_RELEASE_RESET();
Jerome Coutant 0:c0f3bbab73d2 387
Jerome Coutant 0:c0f3bbab73d2 388 /* Enable and set I2C1 Interrupt to a lower priority */
Jerome Coutant 0:c0f3bbab73d2 389 HAL_NVIC_SetPriority(DISCOVERY_AUDIO_I2Cx_EV_IRQn, 0x0F, 0);
Jerome Coutant 0:c0f3bbab73d2 390 HAL_NVIC_EnableIRQ(DISCOVERY_AUDIO_I2Cx_EV_IRQn);
Jerome Coutant 0:c0f3bbab73d2 391
Jerome Coutant 0:c0f3bbab73d2 392 /* Enable and set I2C1 Interrupt to a lower priority */
Jerome Coutant 0:c0f3bbab73d2 393 HAL_NVIC_SetPriority(DISCOVERY_AUDIO_I2Cx_ER_IRQn, 0x0F, 0);
Jerome Coutant 0:c0f3bbab73d2 394 HAL_NVIC_EnableIRQ(DISCOVERY_AUDIO_I2Cx_ER_IRQn);
Jerome Coutant 0:c0f3bbab73d2 395
Jerome Coutant 0:c0f3bbab73d2 396 }
Jerome Coutant 0:c0f3bbab73d2 397 else
Jerome Coutant 0:c0f3bbab73d2 398 {
Jerome Coutant 0:c0f3bbab73d2 399 /*** Configure the GPIOs ***/
Jerome Coutant 0:c0f3bbab73d2 400 /* Enable GPIO clock */
Jerome Coutant 0:c0f3bbab73d2 401 DISCOVERY_EXT_I2Cx_SCL_SDA_GPIO_CLK_ENABLE();
Jerome Coutant 0:c0f3bbab73d2 402
Jerome Coutant 0:c0f3bbab73d2 403 /* Configure I2C Tx as alternate function */
Jerome Coutant 0:c0f3bbab73d2 404 gpio_init_structure.Pin = DISCOVERY_EXT_I2Cx_SCL_PIN;
Jerome Coutant 0:c0f3bbab73d2 405 gpio_init_structure.Mode = GPIO_MODE_AF_OD;
Jerome Coutant 0:c0f3bbab73d2 406 gpio_init_structure.Pull = GPIO_NOPULL;
Jerome Coutant 0:c0f3bbab73d2 407 gpio_init_structure.Speed = GPIO_SPEED_FAST;
Jerome Coutant 0:c0f3bbab73d2 408 gpio_init_structure.Alternate = DISCOVERY_EXT_I2Cx_SCL_SDA_AF;
Jerome Coutant 0:c0f3bbab73d2 409 HAL_GPIO_Init(DISCOVERY_EXT_I2Cx_SCL_SDA_GPIO_PORT, &gpio_init_structure);
Jerome Coutant 0:c0f3bbab73d2 410
Jerome Coutant 0:c0f3bbab73d2 411 /* Configure I2C Rx as alternate function */
Jerome Coutant 0:c0f3bbab73d2 412 gpio_init_structure.Pin = DISCOVERY_EXT_I2Cx_SDA_PIN;
Jerome Coutant 0:c0f3bbab73d2 413 HAL_GPIO_Init(DISCOVERY_EXT_I2Cx_SCL_SDA_GPIO_PORT, &gpio_init_structure);
Jerome Coutant 0:c0f3bbab73d2 414
Jerome Coutant 0:c0f3bbab73d2 415 /*** Configure the I2C peripheral ***/
Jerome Coutant 0:c0f3bbab73d2 416 /* Enable I2C clock */
Jerome Coutant 0:c0f3bbab73d2 417 DISCOVERY_EXT_I2Cx_CLK_ENABLE();
Jerome Coutant 0:c0f3bbab73d2 418
Jerome Coutant 0:c0f3bbab73d2 419 /* Force the I2C peripheral clock reset */
Jerome Coutant 0:c0f3bbab73d2 420 DISCOVERY_EXT_I2Cx_FORCE_RESET();
Jerome Coutant 0:c0f3bbab73d2 421
Jerome Coutant 0:c0f3bbab73d2 422 /* Release the I2C peripheral clock reset */
Jerome Coutant 0:c0f3bbab73d2 423 DISCOVERY_EXT_I2Cx_RELEASE_RESET();
Jerome Coutant 0:c0f3bbab73d2 424
Jerome Coutant 0:c0f3bbab73d2 425 /* Enable and set I2C1 Interrupt to a lower priority */
Jerome Coutant 0:c0f3bbab73d2 426 HAL_NVIC_SetPriority(DISCOVERY_EXT_I2Cx_EV_IRQn, 0x0F, 0);
Jerome Coutant 0:c0f3bbab73d2 427 HAL_NVIC_EnableIRQ(DISCOVERY_EXT_I2Cx_EV_IRQn);
Jerome Coutant 0:c0f3bbab73d2 428
Jerome Coutant 0:c0f3bbab73d2 429 /* Enable and set I2C1 Interrupt to a lower priority */
Jerome Coutant 0:c0f3bbab73d2 430 HAL_NVIC_SetPriority(DISCOVERY_EXT_I2Cx_ER_IRQn, 0x0F, 0);
Jerome Coutant 0:c0f3bbab73d2 431 HAL_NVIC_EnableIRQ(DISCOVERY_EXT_I2Cx_ER_IRQn);
Jerome Coutant 0:c0f3bbab73d2 432 }
Jerome Coutant 0:c0f3bbab73d2 433 }
Jerome Coutant 0:c0f3bbab73d2 434
Jerome Coutant 0:c0f3bbab73d2 435 /**
Jerome Coutant 0:c0f3bbab73d2 436 * @brief Initializes I2C HAL.
Jerome Coutant 0:c0f3bbab73d2 437 * @param i2c_handler : I2C handler
Jerome Coutant 0:c0f3bbab73d2 438 * @retval None
Jerome Coutant 0:c0f3bbab73d2 439 */
Jerome Coutant 0:c0f3bbab73d2 440 static void I2Cx_Init(I2C_HandleTypeDef *i2c_handler)
Jerome Coutant 0:c0f3bbab73d2 441 {
Jerome Coutant 0:c0f3bbab73d2 442 if(HAL_I2C_GetState(i2c_handler) == HAL_I2C_STATE_RESET)
Jerome Coutant 0:c0f3bbab73d2 443 {
Jerome Coutant 0:c0f3bbab73d2 444 if (i2c_handler == (I2C_HandleTypeDef*)(&hI2cAudioHandler))
Jerome Coutant 0:c0f3bbab73d2 445 {
Jerome Coutant 0:c0f3bbab73d2 446 /* Audio and LCD I2C configuration */
Jerome Coutant 0:c0f3bbab73d2 447 i2c_handler->Instance = DISCOVERY_AUDIO_I2Cx;
Jerome Coutant 0:c0f3bbab73d2 448 }
Jerome Coutant 0:c0f3bbab73d2 449 else
Jerome Coutant 0:c0f3bbab73d2 450 {
Jerome Coutant 0:c0f3bbab73d2 451 /* External, camera and Arduino connector I2C configuration */
Jerome Coutant 0:c0f3bbab73d2 452 i2c_handler->Instance = DISCOVERY_EXT_I2Cx;
Jerome Coutant 0:c0f3bbab73d2 453 }
Jerome Coutant 0:c0f3bbab73d2 454 i2c_handler->Init.Timing = DISCOVERY_I2Cx_TIMING;
Jerome Coutant 0:c0f3bbab73d2 455 i2c_handler->Init.OwnAddress1 = 0;
Jerome Coutant 0:c0f3bbab73d2 456 i2c_handler->Init.AddressingMode = I2C_ADDRESSINGMODE_7BIT;
Jerome Coutant 0:c0f3bbab73d2 457 i2c_handler->Init.DualAddressMode = I2C_DUALADDRESS_DISABLE;
Jerome Coutant 0:c0f3bbab73d2 458 i2c_handler->Init.OwnAddress2 = 0;
Jerome Coutant 0:c0f3bbab73d2 459 i2c_handler->Init.GeneralCallMode = I2C_GENERALCALL_DISABLE;
Jerome Coutant 0:c0f3bbab73d2 460 i2c_handler->Init.NoStretchMode = I2C_NOSTRETCH_DISABLE;
Jerome Coutant 0:c0f3bbab73d2 461
Jerome Coutant 0:c0f3bbab73d2 462 /* Init the I2C */
Jerome Coutant 0:c0f3bbab73d2 463 I2Cx_MspInit(i2c_handler);
Jerome Coutant 0:c0f3bbab73d2 464 HAL_I2C_Init(i2c_handler);
Jerome Coutant 0:c0f3bbab73d2 465 }
Jerome Coutant 0:c0f3bbab73d2 466 }
Jerome Coutant 0:c0f3bbab73d2 467
Jerome Coutant 0:c0f3bbab73d2 468 /**
Jerome Coutant 0:c0f3bbab73d2 469 * @brief Reads multiple data.
Jerome Coutant 0:c0f3bbab73d2 470 * @param i2c_handler : I2C handler
Jerome Coutant 0:c0f3bbab73d2 471 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 472 * @param Reg: Reg address
Jerome Coutant 0:c0f3bbab73d2 473 * @param MemAddress: memory address
Jerome Coutant 0:c0f3bbab73d2 474 * @param Buffer: Pointer to data buffer
Jerome Coutant 0:c0f3bbab73d2 475 * @param Length: Length of the data
Jerome Coutant 0:c0f3bbab73d2 476 * @retval HAL status
Jerome Coutant 0:c0f3bbab73d2 477 */
Jerome Coutant 0:c0f3bbab73d2 478 static HAL_StatusTypeDef I2Cx_ReadMultiple(I2C_HandleTypeDef *i2c_handler, uint8_t Addr, uint16_t Reg, uint16_t MemAddress, uint8_t *Buffer, uint16_t Length)
Jerome Coutant 0:c0f3bbab73d2 479 {
Jerome Coutant 0:c0f3bbab73d2 480 HAL_StatusTypeDef status = HAL_OK;
Jerome Coutant 0:c0f3bbab73d2 481
Jerome Coutant 0:c0f3bbab73d2 482 status = HAL_I2C_Mem_Read(i2c_handler, Addr, (uint16_t)Reg, MemAddress, Buffer, Length, 1000);
Jerome Coutant 0:c0f3bbab73d2 483
Jerome Coutant 0:c0f3bbab73d2 484 /* Check the communication status */
Jerome Coutant 0:c0f3bbab73d2 485 if(status != HAL_OK)
Jerome Coutant 0:c0f3bbab73d2 486 {
Jerome Coutant 0:c0f3bbab73d2 487 /* I2C error occured */
Jerome Coutant 0:c0f3bbab73d2 488 I2Cx_Error(i2c_handler, Addr);
Jerome Coutant 0:c0f3bbab73d2 489 }
Jerome Coutant 0:c0f3bbab73d2 490 return status;
Jerome Coutant 0:c0f3bbab73d2 491 }
Jerome Coutant 0:c0f3bbab73d2 492
Jerome Coutant 0:c0f3bbab73d2 493
Jerome Coutant 0:c0f3bbab73d2 494 /**
Jerome Coutant 0:c0f3bbab73d2 495 * @brief Writes a value in a register of the device through BUS in using DMA mode.
Jerome Coutant 0:c0f3bbab73d2 496 * @param i2c_handler : I2C handler
Jerome Coutant 0:c0f3bbab73d2 497 * @param Addr: Device address on BUS Bus.
Jerome Coutant 0:c0f3bbab73d2 498 * @param Reg: The target register address to write
Jerome Coutant 0:c0f3bbab73d2 499 * @param MemAddress: memory address
Jerome Coutant 0:c0f3bbab73d2 500 * @param Buffer: The target register value to be written
Jerome Coutant 0:c0f3bbab73d2 501 * @param Length: buffer size to be written
Jerome Coutant 0:c0f3bbab73d2 502 * @retval HAL status
Jerome Coutant 0:c0f3bbab73d2 503 */
Jerome Coutant 0:c0f3bbab73d2 504 static HAL_StatusTypeDef I2Cx_WriteMultiple(I2C_HandleTypeDef *i2c_handler, uint8_t Addr, uint16_t Reg, uint16_t MemAddress, uint8_t *Buffer, uint16_t Length)
Jerome Coutant 0:c0f3bbab73d2 505 {
Jerome Coutant 0:c0f3bbab73d2 506 HAL_StatusTypeDef status = HAL_OK;
Jerome Coutant 0:c0f3bbab73d2 507
Jerome Coutant 0:c0f3bbab73d2 508 status = HAL_I2C_Mem_Write(i2c_handler, Addr, (uint16_t)Reg, MemAddress, Buffer, Length, 1000);
Jerome Coutant 0:c0f3bbab73d2 509
Jerome Coutant 0:c0f3bbab73d2 510 /* Check the communication status */
Jerome Coutant 0:c0f3bbab73d2 511 if(status != HAL_OK)
Jerome Coutant 0:c0f3bbab73d2 512 {
Jerome Coutant 0:c0f3bbab73d2 513 /* Re-Initiaize the I2C Bus */
Jerome Coutant 0:c0f3bbab73d2 514 I2Cx_Error(i2c_handler, Addr);
Jerome Coutant 0:c0f3bbab73d2 515 }
Jerome Coutant 0:c0f3bbab73d2 516 return status;
Jerome Coutant 0:c0f3bbab73d2 517 }
Jerome Coutant 0:c0f3bbab73d2 518
Jerome Coutant 0:c0f3bbab73d2 519 /**
Jerome Coutant 0:c0f3bbab73d2 520 * @brief Checks if target device is ready for communication.
Jerome Coutant 0:c0f3bbab73d2 521 * @note This function is used with Memory devices
Jerome Coutant 0:c0f3bbab73d2 522 * @param i2c_handler : I2C handler
Jerome Coutant 0:c0f3bbab73d2 523 * @param DevAddress: Target device address
Jerome Coutant 0:c0f3bbab73d2 524 * @param Trials: Number of trials
Jerome Coutant 0:c0f3bbab73d2 525 * @retval HAL status
Jerome Coutant 0:c0f3bbab73d2 526 */
Jerome Coutant 0:c0f3bbab73d2 527 static HAL_StatusTypeDef I2Cx_IsDeviceReady(I2C_HandleTypeDef *i2c_handler, uint16_t DevAddress, uint32_t Trials)
Jerome Coutant 0:c0f3bbab73d2 528 {
Jerome Coutant 0:c0f3bbab73d2 529 return (HAL_I2C_IsDeviceReady(i2c_handler, DevAddress, Trials, 1000));
Jerome Coutant 0:c0f3bbab73d2 530 }
Jerome Coutant 0:c0f3bbab73d2 531
Jerome Coutant 0:c0f3bbab73d2 532 /**
Jerome Coutant 0:c0f3bbab73d2 533 * @brief Manages error callback by re-initializing I2C.
Jerome Coutant 0:c0f3bbab73d2 534 * @param i2c_handler : I2C handler
Jerome Coutant 0:c0f3bbab73d2 535 * @param Addr: I2C Address
Jerome Coutant 0:c0f3bbab73d2 536 * @retval None
Jerome Coutant 0:c0f3bbab73d2 537 */
Jerome Coutant 0:c0f3bbab73d2 538 static void I2Cx_Error(I2C_HandleTypeDef *i2c_handler, uint8_t Addr)
Jerome Coutant 0:c0f3bbab73d2 539 {
Jerome Coutant 0:c0f3bbab73d2 540 /* De-initialize the I2C communication bus */
Jerome Coutant 0:c0f3bbab73d2 541 HAL_I2C_DeInit(i2c_handler);
Jerome Coutant 0:c0f3bbab73d2 542
Jerome Coutant 0:c0f3bbab73d2 543 /* Re-Initialize the I2C communication bus */
Jerome Coutant 0:c0f3bbab73d2 544 I2Cx_Init(i2c_handler);
Jerome Coutant 0:c0f3bbab73d2 545 }
Jerome Coutant 0:c0f3bbab73d2 546
Jerome Coutant 0:c0f3bbab73d2 547 /**
Jerome Coutant 0:c0f3bbab73d2 548 * @}
Jerome Coutant 0:c0f3bbab73d2 549 */
Jerome Coutant 0:c0f3bbab73d2 550
Jerome Coutant 0:c0f3bbab73d2 551 /*******************************************************************************
Jerome Coutant 0:c0f3bbab73d2 552 LINK OPERATIONS
Jerome Coutant 0:c0f3bbab73d2 553 *******************************************************************************/
Jerome Coutant 0:c0f3bbab73d2 554
Jerome Coutant 0:c0f3bbab73d2 555 /********************************* LINK AUDIO *********************************/
Jerome Coutant 0:c0f3bbab73d2 556
Jerome Coutant 0:c0f3bbab73d2 557 /**
Jerome Coutant 0:c0f3bbab73d2 558 * @brief Initializes Audio low level.
Jerome Coutant 0:c0f3bbab73d2 559 */
Jerome Coutant 0:c0f3bbab73d2 560 void AUDIO_IO_Init(void)
Jerome Coutant 0:c0f3bbab73d2 561 {
Jerome Coutant 0:c0f3bbab73d2 562 I2Cx_Init(&hI2cAudioHandler);
Jerome Coutant 0:c0f3bbab73d2 563 }
Jerome Coutant 0:c0f3bbab73d2 564
Jerome Coutant 0:c0f3bbab73d2 565 /**
Jerome Coutant 0:c0f3bbab73d2 566 * @brief DeInitializes Audio low level.
Jerome Coutant 0:c0f3bbab73d2 567 */
Jerome Coutant 0:c0f3bbab73d2 568 void AUDIO_IO_DeInit(void)
Jerome Coutant 0:c0f3bbab73d2 569 {
Jerome Coutant 0:c0f3bbab73d2 570
Jerome Coutant 0:c0f3bbab73d2 571 }
Jerome Coutant 0:c0f3bbab73d2 572
Jerome Coutant 0:c0f3bbab73d2 573 /**
Jerome Coutant 0:c0f3bbab73d2 574 * @brief Writes a single data.
Jerome Coutant 0:c0f3bbab73d2 575 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 576 * @param Reg: Reg address
Jerome Coutant 0:c0f3bbab73d2 577 * @param Value: Data to be written
Jerome Coutant 0:c0f3bbab73d2 578 * @retval None
Jerome Coutant 0:c0f3bbab73d2 579 */
Jerome Coutant 0:c0f3bbab73d2 580 void AUDIO_IO_Write(uint8_t Addr, uint16_t Reg, uint16_t Value)
Jerome Coutant 0:c0f3bbab73d2 581 {
Jerome Coutant 0:c0f3bbab73d2 582 uint16_t tmp = Value;
Jerome Coutant 0:c0f3bbab73d2 583
Jerome Coutant 0:c0f3bbab73d2 584 Value = ((uint16_t)(tmp >> 8) & 0x00FF);
Jerome Coutant 0:c0f3bbab73d2 585
Jerome Coutant 0:c0f3bbab73d2 586 Value |= ((uint16_t)(tmp << 8)& 0xFF00);
Jerome Coutant 0:c0f3bbab73d2 587
Jerome Coutant 0:c0f3bbab73d2 588 I2Cx_WriteMultiple(&hI2cAudioHandler, Addr, Reg, I2C_MEMADD_SIZE_16BIT,(uint8_t*)&Value, 2);
Jerome Coutant 0:c0f3bbab73d2 589 }
Jerome Coutant 0:c0f3bbab73d2 590
Jerome Coutant 0:c0f3bbab73d2 591 /**
Jerome Coutant 0:c0f3bbab73d2 592 * @brief Reads a single data.
Jerome Coutant 0:c0f3bbab73d2 593 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 594 * @param Reg: Reg address
Jerome Coutant 0:c0f3bbab73d2 595 * @retval Data to be read
Jerome Coutant 0:c0f3bbab73d2 596 */
Jerome Coutant 0:c0f3bbab73d2 597 uint16_t AUDIO_IO_Read(uint8_t Addr, uint16_t Reg)
Jerome Coutant 0:c0f3bbab73d2 598 {
Jerome Coutant 0:c0f3bbab73d2 599 uint16_t read_value = 0, tmp = 0;
Jerome Coutant 0:c0f3bbab73d2 600
Jerome Coutant 0:c0f3bbab73d2 601 I2Cx_ReadMultiple(&hI2cAudioHandler, Addr, Reg, I2C_MEMADD_SIZE_16BIT, (uint8_t*)&read_value, 2);
Jerome Coutant 0:c0f3bbab73d2 602
Jerome Coutant 0:c0f3bbab73d2 603 tmp = ((uint16_t)(read_value >> 8) & 0x00FF);
Jerome Coutant 0:c0f3bbab73d2 604
Jerome Coutant 0:c0f3bbab73d2 605 tmp |= ((uint16_t)(read_value << 8)& 0xFF00);
Jerome Coutant 0:c0f3bbab73d2 606
Jerome Coutant 0:c0f3bbab73d2 607 read_value = tmp;
Jerome Coutant 0:c0f3bbab73d2 608
Jerome Coutant 0:c0f3bbab73d2 609 return read_value;
Jerome Coutant 0:c0f3bbab73d2 610 }
Jerome Coutant 0:c0f3bbab73d2 611
Jerome Coutant 0:c0f3bbab73d2 612 /**
Jerome Coutant 0:c0f3bbab73d2 613 * @brief AUDIO Codec delay
Jerome Coutant 0:c0f3bbab73d2 614 * @param Delay: Delay in ms
Jerome Coutant 0:c0f3bbab73d2 615 */
Jerome Coutant 0:c0f3bbab73d2 616 void AUDIO_IO_Delay(uint32_t Delay)
Jerome Coutant 0:c0f3bbab73d2 617 {
Jerome Coutant 7:0680eff4de60 618 HAL_Delay(Delay);
Jerome Coutant 0:c0f3bbab73d2 619 }
Jerome Coutant 0:c0f3bbab73d2 620
Jerome Coutant 0:c0f3bbab73d2 621 /******************************** LINK I2C EEPROM *****************************/
Jerome Coutant 0:c0f3bbab73d2 622
Jerome Coutant 0:c0f3bbab73d2 623 /**
Jerome Coutant 0:c0f3bbab73d2 624 * @brief Initializes peripherals used by the I2C EEPROM driver.
Jerome Coutant 0:c0f3bbab73d2 625 */
Jerome Coutant 0:c0f3bbab73d2 626 void EEPROM_IO_Init(void)
Jerome Coutant 0:c0f3bbab73d2 627 {
Jerome Coutant 0:c0f3bbab73d2 628 I2Cx_Init(&hI2cExtHandler);
Jerome Coutant 0:c0f3bbab73d2 629 }
Jerome Coutant 0:c0f3bbab73d2 630
Jerome Coutant 0:c0f3bbab73d2 631 /**
Jerome Coutant 0:c0f3bbab73d2 632 * @brief Write data to I2C EEPROM driver in using DMA channel.
Jerome Coutant 0:c0f3bbab73d2 633 * @param DevAddress: Target device address
Jerome Coutant 0:c0f3bbab73d2 634 * @param MemAddress: Internal memory address
Jerome Coutant 0:c0f3bbab73d2 635 * @param pBuffer: Pointer to data buffer
Jerome Coutant 0:c0f3bbab73d2 636 * @param BufferSize: Amount of data to be sent
Jerome Coutant 0:c0f3bbab73d2 637 * @retval HAL status
Jerome Coutant 0:c0f3bbab73d2 638 */
Jerome Coutant 0:c0f3bbab73d2 639 HAL_StatusTypeDef EEPROM_IO_WriteData(uint16_t DevAddress, uint16_t MemAddress, uint8_t* pBuffer, uint32_t BufferSize)
Jerome Coutant 0:c0f3bbab73d2 640 {
Jerome Coutant 0:c0f3bbab73d2 641 return (I2Cx_WriteMultiple(&hI2cExtHandler, DevAddress, MemAddress, I2C_MEMADD_SIZE_16BIT, pBuffer, BufferSize));
Jerome Coutant 0:c0f3bbab73d2 642 }
Jerome Coutant 0:c0f3bbab73d2 643
Jerome Coutant 0:c0f3bbab73d2 644 /**
Jerome Coutant 0:c0f3bbab73d2 645 * @brief Read data from I2C EEPROM driver in using DMA channel.
Jerome Coutant 0:c0f3bbab73d2 646 * @param DevAddress: Target device address
Jerome Coutant 0:c0f3bbab73d2 647 * @param MemAddress: Internal memory address
Jerome Coutant 0:c0f3bbab73d2 648 * @param pBuffer: Pointer to data buffer
Jerome Coutant 0:c0f3bbab73d2 649 * @param BufferSize: Amount of data to be read
Jerome Coutant 0:c0f3bbab73d2 650 * @retval HAL status
Jerome Coutant 0:c0f3bbab73d2 651 */
Jerome Coutant 0:c0f3bbab73d2 652 HAL_StatusTypeDef EEPROM_IO_ReadData(uint16_t DevAddress, uint16_t MemAddress, uint8_t* pBuffer, uint32_t BufferSize)
Jerome Coutant 0:c0f3bbab73d2 653 {
Jerome Coutant 0:c0f3bbab73d2 654 return (I2Cx_ReadMultiple(&hI2cExtHandler, DevAddress, MemAddress, I2C_MEMADD_SIZE_16BIT, pBuffer, BufferSize));
Jerome Coutant 0:c0f3bbab73d2 655 }
Jerome Coutant 0:c0f3bbab73d2 656
Jerome Coutant 0:c0f3bbab73d2 657 /**
Jerome Coutant 0:c0f3bbab73d2 658 * @brief Checks if target device is ready for communication.
Jerome Coutant 0:c0f3bbab73d2 659 * @note This function is used with Memory devices
Jerome Coutant 0:c0f3bbab73d2 660 * @param DevAddress: Target device address
Jerome Coutant 0:c0f3bbab73d2 661 * @param Trials: Number of trials
Jerome Coutant 0:c0f3bbab73d2 662 * @retval HAL status
Jerome Coutant 0:c0f3bbab73d2 663 */
Jerome Coutant 0:c0f3bbab73d2 664 HAL_StatusTypeDef EEPROM_IO_IsDeviceReady(uint16_t DevAddress, uint32_t Trials)
Jerome Coutant 0:c0f3bbab73d2 665 {
Jerome Coutant 0:c0f3bbab73d2 666 return (I2Cx_IsDeviceReady(&hI2cExtHandler, DevAddress, Trials));
Jerome Coutant 0:c0f3bbab73d2 667 }
Jerome Coutant 0:c0f3bbab73d2 668
Jerome Coutant 0:c0f3bbab73d2 669 /******************************** LINK TS (TouchScreen) ***********************/
Jerome Coutant 0:c0f3bbab73d2 670
Jerome Coutant 0:c0f3bbab73d2 671 /**
Jerome Coutant 0:c0f3bbab73d2 672 * @brief Initializes Touchscreen low level.
Jerome Coutant 0:c0f3bbab73d2 673 * @retval None
Jerome Coutant 0:c0f3bbab73d2 674 */
Jerome Coutant 0:c0f3bbab73d2 675 void TS_IO_Init(void)
Jerome Coutant 0:c0f3bbab73d2 676 {
Jerome Coutant 0:c0f3bbab73d2 677 I2Cx_Init(&hI2cAudioHandler);
Jerome Coutant 0:c0f3bbab73d2 678 }
Jerome Coutant 0:c0f3bbab73d2 679
Jerome Coutant 0:c0f3bbab73d2 680 /**
Jerome Coutant 0:c0f3bbab73d2 681 * @brief Writes a single data.
Jerome Coutant 0:c0f3bbab73d2 682 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 683 * @param Reg: Reg address
Jerome Coutant 0:c0f3bbab73d2 684 * @param Value: Data to be written
Jerome Coutant 0:c0f3bbab73d2 685 * @retval None
Jerome Coutant 0:c0f3bbab73d2 686 */
Jerome Coutant 0:c0f3bbab73d2 687 void TS_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value)
Jerome Coutant 0:c0f3bbab73d2 688 {
Jerome Coutant 0:c0f3bbab73d2 689 I2Cx_WriteMultiple(&hI2cAudioHandler, Addr, (uint16_t)Reg, I2C_MEMADD_SIZE_8BIT,(uint8_t*)&Value, 1);
Jerome Coutant 0:c0f3bbab73d2 690 }
Jerome Coutant 0:c0f3bbab73d2 691
Jerome Coutant 0:c0f3bbab73d2 692 /**
Jerome Coutant 0:c0f3bbab73d2 693 * @brief Reads a single data.
Jerome Coutant 0:c0f3bbab73d2 694 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 695 * @param Reg: Reg address
Jerome Coutant 0:c0f3bbab73d2 696 * @retval Data to be read
Jerome Coutant 0:c0f3bbab73d2 697 */
Jerome Coutant 0:c0f3bbab73d2 698 uint8_t TS_IO_Read(uint8_t Addr, uint8_t Reg)
Jerome Coutant 0:c0f3bbab73d2 699 {
Jerome Coutant 0:c0f3bbab73d2 700 uint8_t read_value = 0;
Jerome Coutant 0:c0f3bbab73d2 701
Jerome Coutant 0:c0f3bbab73d2 702 I2Cx_ReadMultiple(&hI2cAudioHandler, Addr, Reg, I2C_MEMADD_SIZE_8BIT, (uint8_t*)&read_value, 1);
Jerome Coutant 0:c0f3bbab73d2 703
Jerome Coutant 0:c0f3bbab73d2 704 return read_value;
Jerome Coutant 0:c0f3bbab73d2 705 }
Jerome Coutant 0:c0f3bbab73d2 706
Jerome Coutant 0:c0f3bbab73d2 707 /**
Jerome Coutant 0:c0f3bbab73d2 708 * @brief Reads multiple data with I2C communication
Jerome Coutant 0:c0f3bbab73d2 709 * channel from TouchScreen.
Jerome Coutant 0:c0f3bbab73d2 710 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 711 * @param Reg: Register address
Jerome Coutant 0:c0f3bbab73d2 712 * @param Buffer: Pointer to data buffer
Jerome Coutant 0:c0f3bbab73d2 713 * @param Length: Length of the data
Jerome Coutant 0:c0f3bbab73d2 714 * @retval Number of read data
Jerome Coutant 0:c0f3bbab73d2 715 */
Jerome Coutant 0:c0f3bbab73d2 716 uint16_t TS_IO_ReadMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length)
Jerome Coutant 0:c0f3bbab73d2 717 {
Jerome Coutant 0:c0f3bbab73d2 718 return I2Cx_ReadMultiple(&hI2cAudioHandler, Addr, (uint16_t)Reg, I2C_MEMADD_SIZE_8BIT, Buffer, Length);
Jerome Coutant 0:c0f3bbab73d2 719 }
Jerome Coutant 0:c0f3bbab73d2 720
Jerome Coutant 0:c0f3bbab73d2 721 /**
Jerome Coutant 0:c0f3bbab73d2 722 * @brief Writes multiple data with I2C communication
Jerome Coutant 0:c0f3bbab73d2 723 * channel from MCU to TouchScreen.
Jerome Coutant 0:c0f3bbab73d2 724 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 725 * @param Reg: Register address
Jerome Coutant 0:c0f3bbab73d2 726 * @param Buffer: Pointer to data buffer
Jerome Coutant 0:c0f3bbab73d2 727 * @param Length: Length of the data
Jerome Coutant 0:c0f3bbab73d2 728 * @retval None
Jerome Coutant 0:c0f3bbab73d2 729 */
Jerome Coutant 0:c0f3bbab73d2 730 void TS_IO_WriteMultiple(uint8_t Addr, uint8_t Reg, uint8_t *Buffer, uint16_t Length)
Jerome Coutant 0:c0f3bbab73d2 731 {
Jerome Coutant 0:c0f3bbab73d2 732 I2Cx_WriteMultiple(&hI2cAudioHandler, Addr, (uint16_t)Reg, I2C_MEMADD_SIZE_8BIT, Buffer, Length);
Jerome Coutant 0:c0f3bbab73d2 733 }
Jerome Coutant 0:c0f3bbab73d2 734
Jerome Coutant 0:c0f3bbab73d2 735 /**
Jerome Coutant 0:c0f3bbab73d2 736 * @brief Delay function used in TouchScreen low level driver.
Jerome Coutant 0:c0f3bbab73d2 737 * @param Delay: Delay in ms
Jerome Coutant 0:c0f3bbab73d2 738 * @retval None
Jerome Coutant 0:c0f3bbab73d2 739 */
Jerome Coutant 0:c0f3bbab73d2 740 void TS_IO_Delay(uint32_t Delay)
Jerome Coutant 0:c0f3bbab73d2 741 {
Jerome Coutant 7:0680eff4de60 742 HAL_Delay(Delay);
Jerome Coutant 0:c0f3bbab73d2 743 }
Jerome Coutant 0:c0f3bbab73d2 744
Jerome Coutant 0:c0f3bbab73d2 745 /**************************** LINK OTM8009A (Display driver) ******************/
Jerome Coutant 0:c0f3bbab73d2 746 /**
Jerome Coutant 0:c0f3bbab73d2 747 * @brief OTM8009A delay
Jerome Coutant 0:c0f3bbab73d2 748 * @param Delay: Delay in ms
Jerome Coutant 0:c0f3bbab73d2 749 */
Jerome Coutant 0:c0f3bbab73d2 750 void OTM8009A_IO_Delay(uint32_t Delay)
Jerome Coutant 0:c0f3bbab73d2 751 {
Jerome Coutant 7:0680eff4de60 752 HAL_Delay(Delay);
Jerome Coutant 0:c0f3bbab73d2 753 }
Jerome Coutant 0:c0f3bbab73d2 754
Jerome Coutant 0:c0f3bbab73d2 755 /**************************** LINK ADV7533 DSI-HDMI (Display driver) **********/
Jerome Coutant 0:c0f3bbab73d2 756 /**
Jerome Coutant 0:c0f3bbab73d2 757 * @brief Initializes HDMI IO low level.
Jerome Coutant 0:c0f3bbab73d2 758 * @retval None
Jerome Coutant 0:c0f3bbab73d2 759 */
Jerome Coutant 0:c0f3bbab73d2 760 void HDMI_IO_Init(void)
Jerome Coutant 0:c0f3bbab73d2 761 {
Jerome Coutant 0:c0f3bbab73d2 762 I2Cx_Init(&hI2cAudioHandler);
Jerome Coutant 0:c0f3bbab73d2 763 }
Jerome Coutant 0:c0f3bbab73d2 764
Jerome Coutant 0:c0f3bbab73d2 765 /**
Jerome Coutant 0:c0f3bbab73d2 766 * @brief HDMI writes single data.
Jerome Coutant 0:c0f3bbab73d2 767 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 768 * @param Reg: Register address
Jerome Coutant 0:c0f3bbab73d2 769 * @param Value: Data to be written
Jerome Coutant 0:c0f3bbab73d2 770 * @retval None
Jerome Coutant 0:c0f3bbab73d2 771 */
Jerome Coutant 0:c0f3bbab73d2 772 void HDMI_IO_Write(uint8_t Addr, uint8_t Reg, uint8_t Value)
Jerome Coutant 0:c0f3bbab73d2 773 {
Jerome Coutant 0:c0f3bbab73d2 774 I2Cx_WriteMultiple(&hI2cAudioHandler, Addr, (uint16_t)Reg, I2C_MEMADD_SIZE_8BIT, &Value, 1);
Jerome Coutant 0:c0f3bbab73d2 775 }
Jerome Coutant 0:c0f3bbab73d2 776
Jerome Coutant 0:c0f3bbab73d2 777 /**
Jerome Coutant 0:c0f3bbab73d2 778 * @brief Reads single data with I2C communication
Jerome Coutant 0:c0f3bbab73d2 779 * channel from HDMI bridge.
Jerome Coutant 0:c0f3bbab73d2 780 * @param Addr: I2C address
Jerome Coutant 0:c0f3bbab73d2 781 * @param Reg: Register address
Jerome Coutant 0:c0f3bbab73d2 782 * @retval Read data
Jerome Coutant 0:c0f3bbab73d2 783 */
Jerome Coutant 0:c0f3bbab73d2 784 uint8_t HDMI_IO_Read(uint8_t Addr, uint8_t Reg)
Jerome Coutant 0:c0f3bbab73d2 785 {
Jerome Coutant 0:c0f3bbab73d2 786 uint8_t value = 0x00;
Jerome Coutant 0:c0f3bbab73d2 787
Jerome Coutant 0:c0f3bbab73d2 788 I2Cx_ReadMultiple(&hI2cAudioHandler, Addr, (uint16_t)Reg, I2C_MEMADD_SIZE_8BIT, &value, 1);
Jerome Coutant 0:c0f3bbab73d2 789
Jerome Coutant 0:c0f3bbab73d2 790 return value;
Jerome Coutant 0:c0f3bbab73d2 791 }
Jerome Coutant 0:c0f3bbab73d2 792
Jerome Coutant 0:c0f3bbab73d2 793 /**
Jerome Coutant 0:c0f3bbab73d2 794 * @brief HDMI delay
Jerome Coutant 0:c0f3bbab73d2 795 * @param Delay: Delay in ms
Jerome Coutant 0:c0f3bbab73d2 796 * @retval None
Jerome Coutant 0:c0f3bbab73d2 797 */
Jerome Coutant 0:c0f3bbab73d2 798 void HDMI_IO_Delay(uint32_t Delay)
Jerome Coutant 0:c0f3bbab73d2 799 {
Jerome Coutant 7:0680eff4de60 800 HAL_Delay(Delay);
Jerome Coutant 0:c0f3bbab73d2 801 }
Jerome Coutant 0:c0f3bbab73d2 802 /**
Jerome Coutant 0:c0f3bbab73d2 803 * @}
Jerome Coutant 0:c0f3bbab73d2 804 */
Jerome Coutant 0:c0f3bbab73d2 805
Jerome Coutant 0:c0f3bbab73d2 806 /**
Jerome Coutant 0:c0f3bbab73d2 807 * @}
Jerome Coutant 0:c0f3bbab73d2 808 */
Jerome Coutant 0:c0f3bbab73d2 809
Jerome Coutant 0:c0f3bbab73d2 810 /**
Jerome Coutant 0:c0f3bbab73d2 811 * @}
Jerome Coutant 0:c0f3bbab73d2 812 */
Jerome Coutant 0:c0f3bbab73d2 813
Jerome Coutant 0:c0f3bbab73d2 814 /**
Jerome Coutant 0:c0f3bbab73d2 815 * @}
Jerome Coutant 0:c0f3bbab73d2 816 */
Jerome Coutant 0:c0f3bbab73d2 817
Jerome Coutant 0:c0f3bbab73d2 818 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/