mbed library sources
Dependents: frdm_kl05z_gpio_test
Fork of mbed-src by
targets/cmsis/TARGET_STM/TARGET_NUCLEO_F334R8/stm32f3xx_hal_irda.c@323:9e901b0a5aa1, 2014-09-13 (annotated)
- Committer:
- shaoziyang
- Date:
- Sat Sep 13 14:25:46 2014 +0000
- Revision:
- 323:9e901b0a5aa1
- Parent:
- 237:f3da66175598
test with CLOCK_SETUP = 0
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 237:f3da66175598 | 1 | /** |
mbed_official | 237:f3da66175598 | 2 | ****************************************************************************** |
mbed_official | 237:f3da66175598 | 3 | * @file stm32f3xx_hal_irda.c |
mbed_official | 237:f3da66175598 | 4 | * @author MCD Application Team |
mbed_official | 237:f3da66175598 | 5 | * @version V1.0.1 |
mbed_official | 237:f3da66175598 | 6 | * @date 18-June-2014 |
mbed_official | 237:f3da66175598 | 7 | * @brief IRDA HAL module driver. |
mbed_official | 237:f3da66175598 | 8 | * |
mbed_official | 237:f3da66175598 | 9 | * This file provides firmware functions to manage the following |
mbed_official | 237:f3da66175598 | 10 | * functionalities of the IrDA (Infrared Data Association) Peripheral |
mbed_official | 237:f3da66175598 | 11 | * (IRDA) |
mbed_official | 237:f3da66175598 | 12 | * + Initialization and de-initialization functions |
mbed_official | 237:f3da66175598 | 13 | * + IO operation functions |
mbed_official | 237:f3da66175598 | 14 | * + Peripheral Control functions |
mbed_official | 237:f3da66175598 | 15 | * |
mbed_official | 237:f3da66175598 | 16 | * |
mbed_official | 237:f3da66175598 | 17 | @verbatim |
mbed_official | 237:f3da66175598 | 18 | =============================================================================== |
mbed_official | 237:f3da66175598 | 19 | ##### How to use this driver ##### |
mbed_official | 237:f3da66175598 | 20 | =============================================================================== |
mbed_official | 237:f3da66175598 | 21 | [..] |
mbed_official | 237:f3da66175598 | 22 | The IRDA HAL driver can be used as follows: |
mbed_official | 237:f3da66175598 | 23 | |
mbed_official | 237:f3da66175598 | 24 | (#) Declare a IRDA_HandleTypeDef handle structure. |
mbed_official | 237:f3da66175598 | 25 | (#) Initialize the IRDA low level resources by implementing the HAL_IRDA_MspInit() API |
mbed_official | 237:f3da66175598 | 26 | in setting the associated USART or UART in IRDA mode: |
mbed_official | 237:f3da66175598 | 27 | (##) Enable the USARTx/UARTx interface clock. |
mbed_official | 237:f3da66175598 | 28 | (##) USARTx/UARTx pins configuration: |
mbed_official | 237:f3da66175598 | 29 | (+) Enable the clock for the USARTx/UARTx GPIOs. |
mbed_official | 237:f3da66175598 | 30 | (+) Configure these USARTx/UARTx pins as alternate function pull-up. |
mbed_official | 237:f3da66175598 | 31 | (##) NVIC configuration if you need to use interrupt process (HAL_IRDA_Transmit_IT() |
mbed_official | 237:f3da66175598 | 32 | and HAL_IRDA_Receive_IT() APIs): |
mbed_official | 237:f3da66175598 | 33 | (+) Configure the USARTx/UARTx interrupt priority. |
mbed_official | 237:f3da66175598 | 34 | (+) Enable the NVIC IRDA IRQ handle. |
mbed_official | 237:f3da66175598 | 35 | (@) The specific IRDA interrupts (Transmission complete interrupt, |
mbed_official | 237:f3da66175598 | 36 | RXNE interrupt and Error Interrupts) will be managed using the macros |
mbed_official | 237:f3da66175598 | 37 | __HAL_IRDA_ENABLE_IT() and __HAL_IRDA_DISABLE_IT() inside the transmit and receive process. |
mbed_official | 237:f3da66175598 | 38 | (##) DMA Configuration if you need to use DMA process (HAL_IRDA_Transmit_DMA() |
mbed_official | 237:f3da66175598 | 39 | and HAL_IRDA_Receive_DMA() APIs): |
mbed_official | 237:f3da66175598 | 40 | (+) Declare a DMA handle structure for the Tx/Rx stream. |
mbed_official | 237:f3da66175598 | 41 | (+) Enable the DMAx interface clock. |
mbed_official | 237:f3da66175598 | 42 | (+) Configure the declared DMA handle structure with the required Tx/Rx parameters. |
mbed_official | 237:f3da66175598 | 43 | (+) Configure the DMA Tx/Rx Stream. |
mbed_official | 237:f3da66175598 | 44 | (+) Associate the initilalized DMA handle to the IRDA DMA Tx/Rx handle. |
mbed_official | 237:f3da66175598 | 45 | (+) Configure the priority and enable the NVIC for the transfer complete interrupt on the DMA Tx/Rx Stream. |
mbed_official | 237:f3da66175598 | 46 | |
mbed_official | 237:f3da66175598 | 47 | (#) Program the Baud Rate, Word Length and Parity and Mode(Receiver/Transmitter), |
mbed_official | 237:f3da66175598 | 48 | the normal or low power mode and the clock prescaler in the hirda Init structure. |
mbed_official | 237:f3da66175598 | 49 | |
mbed_official | 237:f3da66175598 | 50 | (#) Initialize the IRDA registers by calling |
mbed_official | 237:f3da66175598 | 51 | the HAL_IRDA_Init() API. |
mbed_official | 237:f3da66175598 | 52 | |
mbed_official | 237:f3da66175598 | 53 | (@) This API (HAL_IRDA_Init()) configures also the low level Hardware (GPIO, CLOCK, CORTEX...etc) |
mbed_official | 237:f3da66175598 | 54 | by calling the customized HAL_IRDA_MspInit() API. |
mbed_official | 237:f3da66175598 | 55 | |
mbed_official | 237:f3da66175598 | 56 | @endverbatim |
mbed_official | 237:f3da66175598 | 57 | ****************************************************************************** |
mbed_official | 237:f3da66175598 | 58 | * @attention |
mbed_official | 237:f3da66175598 | 59 | * |
mbed_official | 237:f3da66175598 | 60 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
mbed_official | 237:f3da66175598 | 61 | * |
mbed_official | 237:f3da66175598 | 62 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 237:f3da66175598 | 63 | * are permitted provided that the following conditions are met: |
mbed_official | 237:f3da66175598 | 64 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 237:f3da66175598 | 65 | * this list of conditions and the following disclaimer. |
mbed_official | 237:f3da66175598 | 66 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 237:f3da66175598 | 67 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 237:f3da66175598 | 68 | * and/or other materials provided with the distribution. |
mbed_official | 237:f3da66175598 | 69 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 237:f3da66175598 | 70 | * may be used to endorse or promote products derived from this software |
mbed_official | 237:f3da66175598 | 71 | * without specific prior written permission. |
mbed_official | 237:f3da66175598 | 72 | * |
mbed_official | 237:f3da66175598 | 73 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 237:f3da66175598 | 74 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 237:f3da66175598 | 75 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 237:f3da66175598 | 76 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 237:f3da66175598 | 77 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 237:f3da66175598 | 78 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 237:f3da66175598 | 79 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 237:f3da66175598 | 80 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 237:f3da66175598 | 81 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 237:f3da66175598 | 82 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 237:f3da66175598 | 83 | * |
mbed_official | 237:f3da66175598 | 84 | ****************************************************************************** |
mbed_official | 237:f3da66175598 | 85 | */ |
mbed_official | 237:f3da66175598 | 86 | |
mbed_official | 237:f3da66175598 | 87 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 88 | #include "stm32f3xx_hal.h" |
mbed_official | 237:f3da66175598 | 89 | |
mbed_official | 237:f3da66175598 | 90 | /** @addtogroup STM32F3xx_HAL_Driver |
mbed_official | 237:f3da66175598 | 91 | * @{ |
mbed_official | 237:f3da66175598 | 92 | */ |
mbed_official | 237:f3da66175598 | 93 | |
mbed_official | 237:f3da66175598 | 94 | /** @defgroup IRDA |
mbed_official | 237:f3da66175598 | 95 | * @brief HAL IRDA module driver |
mbed_official | 237:f3da66175598 | 96 | * @{ |
mbed_official | 237:f3da66175598 | 97 | */ |
mbed_official | 237:f3da66175598 | 98 | #ifdef HAL_IRDA_MODULE_ENABLED |
mbed_official | 237:f3da66175598 | 99 | |
mbed_official | 237:f3da66175598 | 100 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 101 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 102 | #define TEACK_REACK_TIMEOUT 1000 |
mbed_official | 237:f3da66175598 | 103 | #define IRDA_TXDMA_TIMEOUTVALUE 22000 |
mbed_official | 237:f3da66175598 | 104 | #define IRDA_TIMEOUT_VALUE 22000 |
mbed_official | 237:f3da66175598 | 105 | #define IRDA_CR1_FIELDS ((uint32_t)(USART_CR1_M | USART_CR1_PCE \ |
mbed_official | 237:f3da66175598 | 106 | | USART_CR1_PS | USART_CR1_TE | USART_CR1_RE)) |
mbed_official | 237:f3da66175598 | 107 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 108 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 109 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 110 | static void IRDA_DMATransmitCplt(DMA_HandleTypeDef *hdma); |
mbed_official | 237:f3da66175598 | 111 | static void IRDA_DMAReceiveCplt(DMA_HandleTypeDef *hdma); |
mbed_official | 237:f3da66175598 | 112 | static void IRDA_DMAError(DMA_HandleTypeDef *hdma); |
mbed_official | 237:f3da66175598 | 113 | static HAL_StatusTypeDef IRDA_SetConfig(IRDA_HandleTypeDef *hirda); |
mbed_official | 237:f3da66175598 | 114 | static HAL_StatusTypeDef IRDA_CheckIdleState(IRDA_HandleTypeDef *hirda); |
mbed_official | 237:f3da66175598 | 115 | static HAL_StatusTypeDef IRDA_WaitOnFlagUntilTimeout(IRDA_HandleTypeDef *hirda, uint32_t Flag, FlagStatus Status, uint32_t Timeout); |
mbed_official | 237:f3da66175598 | 116 | static HAL_StatusTypeDef IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda); |
mbed_official | 237:f3da66175598 | 117 | static HAL_StatusTypeDef IRDA_Receive_IT(IRDA_HandleTypeDef *hirda); |
mbed_official | 237:f3da66175598 | 118 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 119 | |
mbed_official | 237:f3da66175598 | 120 | /** @defgroup IRDA_Private_Functions |
mbed_official | 237:f3da66175598 | 121 | * @{ |
mbed_official | 237:f3da66175598 | 122 | */ |
mbed_official | 237:f3da66175598 | 123 | |
mbed_official | 237:f3da66175598 | 124 | /** @defgroup HAL_IRDA_Group1 Initialization/de-initialization functions |
mbed_official | 237:f3da66175598 | 125 | * @brief Initialization and Configuration functions |
mbed_official | 237:f3da66175598 | 126 | * |
mbed_official | 237:f3da66175598 | 127 | @verbatim |
mbed_official | 237:f3da66175598 | 128 | =============================================================================== |
mbed_official | 237:f3da66175598 | 129 | ##### Initialization and Configuration functions ##### |
mbed_official | 237:f3da66175598 | 130 | =============================================================================== |
mbed_official | 237:f3da66175598 | 131 | [..] |
mbed_official | 237:f3da66175598 | 132 | This subsection provides a set of functions allowing to initialize the USARTx |
mbed_official | 237:f3da66175598 | 133 | in asynchronous IRDA mode. |
mbed_official | 237:f3da66175598 | 134 | (+) For the asynchronous mode only these parameters can be configured: |
mbed_official | 237:f3da66175598 | 135 | (++) Baud Rate |
mbed_official | 237:f3da66175598 | 136 | (++) Word Length |
mbed_official | 237:f3da66175598 | 137 | (++) Parity: If the parity is enabled, then the MSB bit of the data written |
mbed_official | 237:f3da66175598 | 138 | in the data register is transmitted but is changed by the parity bit. |
mbed_official | 237:f3da66175598 | 139 | Depending on the frame length defined by the M bit (8-bits or 9-bits) |
mbed_official | 237:f3da66175598 | 140 | or by the M1 and M0 bits (7-bit, 8-bit or 9-bit), |
mbed_official | 237:f3da66175598 | 141 | the possible IRDA frame formats are as listed in the following table: |
mbed_official | 237:f3da66175598 | 142 | +---------------------------------------------------------------+ |
mbed_official | 237:f3da66175598 | 143 | | M bit | PCE bit | IRDA frame | |
mbed_official | 237:f3da66175598 | 144 | |-----------|-----------|---------------------------------------| |
mbed_official | 237:f3da66175598 | 145 | | 0 | 0 | | SB | 8-bit data | STB | | |
mbed_official | 237:f3da66175598 | 146 | |-----------|-----------|---------------------------------------| |
mbed_official | 237:f3da66175598 | 147 | | 0 | 1 | | SB | 7-bit data | PB | STB | | |
mbed_official | 237:f3da66175598 | 148 | |-----------|-----------|---------------------------------------| |
mbed_official | 237:f3da66175598 | 149 | | 1 | 0 | | SB | 9-bit data | STB | | |
mbed_official | 237:f3da66175598 | 150 | |-----------|-----------|---------------------------------------| |
mbed_official | 237:f3da66175598 | 151 | | 1 | 1 | | SB | 8-bit data | PB | STB | | |
mbed_official | 237:f3da66175598 | 152 | +---------------------------------------------------------------+ |
mbed_official | 237:f3da66175598 | 153 | | M1M0 bits | PCE bit | IRDA frame | |
mbed_official | 237:f3da66175598 | 154 | |-----------------------|---------------------------------------| |
mbed_official | 237:f3da66175598 | 155 | | 10 | 0 | | SB | 7-bit data | STB | | |
mbed_official | 237:f3da66175598 | 156 | |-----------|-----------|---------------------------------------| |
mbed_official | 237:f3da66175598 | 157 | | 10 | 1 | | SB | 6-bit data | PB | STB | | |
mbed_official | 237:f3da66175598 | 158 | +---------------------------------------------------------------+ |
mbed_official | 237:f3da66175598 | 159 | |
mbed_official | 237:f3da66175598 | 160 | (++) Power mode |
mbed_official | 237:f3da66175598 | 161 | (++) Prescaler setting |
mbed_official | 237:f3da66175598 | 162 | (++) Receiver/transmitter modes |
mbed_official | 237:f3da66175598 | 163 | |
mbed_official | 237:f3da66175598 | 164 | [..] |
mbed_official | 237:f3da66175598 | 165 | The HAL_IRDA_Init() API follows the USART asynchronous configuration procedures |
mbed_official | 237:f3da66175598 | 166 | (details for the procedures are available in reference manual). |
mbed_official | 237:f3da66175598 | 167 | |
mbed_official | 237:f3da66175598 | 168 | @endverbatim |
mbed_official | 237:f3da66175598 | 169 | * @{ |
mbed_official | 237:f3da66175598 | 170 | */ |
mbed_official | 237:f3da66175598 | 171 | |
mbed_official | 237:f3da66175598 | 172 | /** |
mbed_official | 237:f3da66175598 | 173 | * @brief Initializes the IRDA mode according to the specified |
mbed_official | 237:f3da66175598 | 174 | * parameters in the IRDA_InitTypeDef and creates the associated handle . |
mbed_official | 237:f3da66175598 | 175 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 176 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 177 | */ |
mbed_official | 237:f3da66175598 | 178 | HAL_StatusTypeDef HAL_IRDA_Init(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 179 | { |
mbed_official | 237:f3da66175598 | 180 | /* Check the IRDA handle allocation */ |
mbed_official | 237:f3da66175598 | 181 | if(hirda == NULL) |
mbed_official | 237:f3da66175598 | 182 | { |
mbed_official | 237:f3da66175598 | 183 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 184 | } |
mbed_official | 237:f3da66175598 | 185 | |
mbed_official | 237:f3da66175598 | 186 | /* Check the USART/UART associated to the IRDA handle */ |
mbed_official | 237:f3da66175598 | 187 | assert_param(IS_IRDA_INSTANCE(hirda->Instance)); |
mbed_official | 237:f3da66175598 | 188 | |
mbed_official | 237:f3da66175598 | 189 | if(hirda->State == HAL_IRDA_STATE_RESET) |
mbed_official | 237:f3da66175598 | 190 | { |
mbed_official | 237:f3da66175598 | 191 | /* Init the low level hardware : GPIO, CLOCK */ |
mbed_official | 237:f3da66175598 | 192 | HAL_IRDA_MspInit(hirda); |
mbed_official | 237:f3da66175598 | 193 | } |
mbed_official | 237:f3da66175598 | 194 | |
mbed_official | 237:f3da66175598 | 195 | hirda->State = HAL_IRDA_STATE_BUSY; |
mbed_official | 237:f3da66175598 | 196 | |
mbed_official | 237:f3da66175598 | 197 | /* Disable the Peripheral to update the configuration registers */ |
mbed_official | 237:f3da66175598 | 198 | __HAL_IRDA_DISABLE(hirda); |
mbed_official | 237:f3da66175598 | 199 | |
mbed_official | 237:f3da66175598 | 200 | /* Set the IRDA Communication parameters */ |
mbed_official | 237:f3da66175598 | 201 | if (IRDA_SetConfig(hirda) == HAL_ERROR) |
mbed_official | 237:f3da66175598 | 202 | { |
mbed_official | 237:f3da66175598 | 203 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 204 | } |
mbed_official | 237:f3da66175598 | 205 | |
mbed_official | 237:f3da66175598 | 206 | /* In IRDA mode, the following bits must be kept cleared: |
mbed_official | 237:f3da66175598 | 207 | - LINEN, STOP and CLKEN bits in the USART_CR2 register, |
mbed_official | 237:f3da66175598 | 208 | - SCEN and HDSEL bits in the USART_CR3 register.*/ |
mbed_official | 237:f3da66175598 | 209 | hirda->Instance->CR2 &= ~(USART_CR2_LINEN | USART_CR2_CLKEN | USART_CR2_STOP); |
mbed_official | 237:f3da66175598 | 210 | hirda->Instance->CR3 &= ~(USART_CR3_SCEN | USART_CR3_HDSEL); |
mbed_official | 237:f3da66175598 | 211 | |
mbed_official | 237:f3da66175598 | 212 | /* set the UART/USART in IRDA mode */ |
mbed_official | 237:f3da66175598 | 213 | hirda->Instance->CR3 |= USART_CR3_IREN; |
mbed_official | 237:f3da66175598 | 214 | |
mbed_official | 237:f3da66175598 | 215 | /* Enable the Peripheral */ |
mbed_official | 237:f3da66175598 | 216 | __HAL_IRDA_ENABLE(hirda); |
mbed_official | 237:f3da66175598 | 217 | |
mbed_official | 237:f3da66175598 | 218 | /* TEACK and/or REACK to check before moving hirda->State to Ready */ |
mbed_official | 237:f3da66175598 | 219 | return (IRDA_CheckIdleState(hirda)); |
mbed_official | 237:f3da66175598 | 220 | } |
mbed_official | 237:f3da66175598 | 221 | |
mbed_official | 237:f3da66175598 | 222 | |
mbed_official | 237:f3da66175598 | 223 | |
mbed_official | 237:f3da66175598 | 224 | |
mbed_official | 237:f3da66175598 | 225 | |
mbed_official | 237:f3da66175598 | 226 | |
mbed_official | 237:f3da66175598 | 227 | /** |
mbed_official | 237:f3da66175598 | 228 | * @brief DeInitializes the IRDA peripheral |
mbed_official | 237:f3da66175598 | 229 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 230 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 231 | */ |
mbed_official | 237:f3da66175598 | 232 | HAL_StatusTypeDef HAL_IRDA_DeInit(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 233 | { |
mbed_official | 237:f3da66175598 | 234 | /* Check the IRDA handle allocation */ |
mbed_official | 237:f3da66175598 | 235 | if(hirda == NULL) |
mbed_official | 237:f3da66175598 | 236 | { |
mbed_official | 237:f3da66175598 | 237 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 238 | } |
mbed_official | 237:f3da66175598 | 239 | |
mbed_official | 237:f3da66175598 | 240 | /* Check the USART/UART associated to the IRDA handle */ |
mbed_official | 237:f3da66175598 | 241 | assert_param(IS_IRDA_INSTANCE(hirda->Instance)); |
mbed_official | 237:f3da66175598 | 242 | |
mbed_official | 237:f3da66175598 | 243 | hirda->State = HAL_IRDA_STATE_BUSY; |
mbed_official | 237:f3da66175598 | 244 | |
mbed_official | 237:f3da66175598 | 245 | /* DeInit the low level hardware */ |
mbed_official | 237:f3da66175598 | 246 | HAL_IRDA_MspDeInit(hirda); |
mbed_official | 237:f3da66175598 | 247 | /* Disable the Peripheral */ |
mbed_official | 237:f3da66175598 | 248 | __HAL_IRDA_DISABLE(hirda); |
mbed_official | 237:f3da66175598 | 249 | |
mbed_official | 237:f3da66175598 | 250 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 237:f3da66175598 | 251 | hirda->State = HAL_IRDA_STATE_RESET; |
mbed_official | 237:f3da66175598 | 252 | |
mbed_official | 237:f3da66175598 | 253 | /* Process Unlock */ |
mbed_official | 237:f3da66175598 | 254 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 255 | |
mbed_official | 237:f3da66175598 | 256 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 257 | } |
mbed_official | 237:f3da66175598 | 258 | |
mbed_official | 237:f3da66175598 | 259 | /** |
mbed_official | 237:f3da66175598 | 260 | * @brief IRDA MSP Init |
mbed_official | 237:f3da66175598 | 261 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 262 | * @retval None |
mbed_official | 237:f3da66175598 | 263 | */ |
mbed_official | 237:f3da66175598 | 264 | __weak void HAL_IRDA_MspInit(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 265 | { |
mbed_official | 237:f3da66175598 | 266 | /* NOTE : This function should not be modified, when the callback is needed, |
mbed_official | 237:f3da66175598 | 267 | the HAL_IRDA_MspInit can be implemented in the user file |
mbed_official | 237:f3da66175598 | 268 | */ |
mbed_official | 237:f3da66175598 | 269 | } |
mbed_official | 237:f3da66175598 | 270 | |
mbed_official | 237:f3da66175598 | 271 | /** |
mbed_official | 237:f3da66175598 | 272 | * @brief IRDA MSP DeInit |
mbed_official | 237:f3da66175598 | 273 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 274 | * @retval None |
mbed_official | 237:f3da66175598 | 275 | */ |
mbed_official | 237:f3da66175598 | 276 | __weak void HAL_IRDA_MspDeInit(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 277 | { |
mbed_official | 237:f3da66175598 | 278 | /* NOTE : This function should not be modified, when the callback is needed, |
mbed_official | 237:f3da66175598 | 279 | the HAL_IRDA_MspDeInit can be implemented in the user file |
mbed_official | 237:f3da66175598 | 280 | */ |
mbed_official | 237:f3da66175598 | 281 | } |
mbed_official | 237:f3da66175598 | 282 | |
mbed_official | 237:f3da66175598 | 283 | /** |
mbed_official | 237:f3da66175598 | 284 | * @} |
mbed_official | 237:f3da66175598 | 285 | */ |
mbed_official | 237:f3da66175598 | 286 | |
mbed_official | 237:f3da66175598 | 287 | /** @defgroup HAL_IRDA_Group2 IO operation functions |
mbed_official | 237:f3da66175598 | 288 | * @brief IRDA Transmit/Receive functions |
mbed_official | 237:f3da66175598 | 289 | * |
mbed_official | 237:f3da66175598 | 290 | @verbatim |
mbed_official | 237:f3da66175598 | 291 | =============================================================================== |
mbed_official | 237:f3da66175598 | 292 | ##### I/O operation functions ##### |
mbed_official | 237:f3da66175598 | 293 | =============================================================================== |
mbed_official | 237:f3da66175598 | 294 | This subsection provides a set of functions allowing to manage the IRDA asynchronous |
mbed_official | 237:f3da66175598 | 295 | data transfers. |
mbed_official | 237:f3da66175598 | 296 | |
mbed_official | 237:f3da66175598 | 297 | (#) There are two modes of transfer: |
mbed_official | 237:f3da66175598 | 298 | (+) Blocking mode: the communication is performed in polling mode. |
mbed_official | 237:f3da66175598 | 299 | The HAL status of all data processing is returned by the same function |
mbed_official | 237:f3da66175598 | 300 | after finishing transfer. |
mbed_official | 237:f3da66175598 | 301 | (+) No-Blocking mode: the communication is performed using Interrupts |
mbed_official | 237:f3da66175598 | 302 | or DMA, these API's return the HAL status. |
mbed_official | 237:f3da66175598 | 303 | The end of the data processing will be indicated through the |
mbed_official | 237:f3da66175598 | 304 | dedicated IRDA IRQ when using Interrupt mode or the DMA IRQ when |
mbed_official | 237:f3da66175598 | 305 | using DMA mode. |
mbed_official | 237:f3da66175598 | 306 | The HAL_IRDA_TxCpltCallback(), HAL_IRDA_RxCpltCallback() user callbacks |
mbed_official | 237:f3da66175598 | 307 | will be executed respectivelly at the end of the Transmit or Receive process |
mbed_official | 237:f3da66175598 | 308 | The HAL_IRDA_ErrorCallback() user callback will be executed when a communication error is detected |
mbed_official | 237:f3da66175598 | 309 | |
mbed_official | 237:f3da66175598 | 310 | (#) Blocking mode API's are : |
mbed_official | 237:f3da66175598 | 311 | (+) HAL_IRDA_Transmit() |
mbed_official | 237:f3da66175598 | 312 | (+) HAL_IRDA_Receive() |
mbed_official | 237:f3da66175598 | 313 | |
mbed_official | 237:f3da66175598 | 314 | (#) Non-Blocking mode API's with Interrupt are : |
mbed_official | 237:f3da66175598 | 315 | (+) HAL_IRDA_Transmit_IT() |
mbed_official | 237:f3da66175598 | 316 | (+) HAL_IRDA_Receive_IT() |
mbed_official | 237:f3da66175598 | 317 | (+) HAL_IRDA_IRQHandler() |
mbed_official | 237:f3da66175598 | 318 | (+) IRDA_Transmit_IT() |
mbed_official | 237:f3da66175598 | 319 | (+) IRDA_Receive_IT() |
mbed_official | 237:f3da66175598 | 320 | |
mbed_official | 237:f3da66175598 | 321 | (#) Non-Blocking mode functions with DMA are : |
mbed_official | 237:f3da66175598 | 322 | (+) HAL_IRDA_Transmit_DMA() |
mbed_official | 237:f3da66175598 | 323 | (+) HAL_IRDA_Receive_DMA() |
mbed_official | 237:f3da66175598 | 324 | |
mbed_official | 237:f3da66175598 | 325 | (#) A set of Transfer Complete Callbacks are provided in No_Blocking mode: |
mbed_official | 237:f3da66175598 | 326 | (+) HAL_IRDA_TxCpltCallback() |
mbed_official | 237:f3da66175598 | 327 | (+) HAL_IRDA_RxCpltCallback() |
mbed_official | 237:f3da66175598 | 328 | (+) HAL_IRDA_ErrorCallback() |
mbed_official | 237:f3da66175598 | 329 | |
mbed_official | 237:f3da66175598 | 330 | @endverbatim |
mbed_official | 237:f3da66175598 | 331 | * @{ |
mbed_official | 237:f3da66175598 | 332 | */ |
mbed_official | 237:f3da66175598 | 333 | |
mbed_official | 237:f3da66175598 | 334 | /** |
mbed_official | 237:f3da66175598 | 335 | * @brief Send an amount of data in blocking mode |
mbed_official | 237:f3da66175598 | 336 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 337 | * @param pData: pointer to data buffer |
mbed_official | 237:f3da66175598 | 338 | * @param Size: amount of data to be sent |
mbed_official | 237:f3da66175598 | 339 | * @param Timeout: Duration of the timeout |
mbed_official | 237:f3da66175598 | 340 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 341 | */ |
mbed_official | 237:f3da66175598 | 342 | HAL_StatusTypeDef HAL_IRDA_Transmit(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
mbed_official | 237:f3da66175598 | 343 | { |
mbed_official | 237:f3da66175598 | 344 | uint16_t* tmp; |
mbed_official | 237:f3da66175598 | 345 | |
mbed_official | 237:f3da66175598 | 346 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_RX)) |
mbed_official | 237:f3da66175598 | 347 | { |
mbed_official | 237:f3da66175598 | 348 | if((pData == NULL) || (Size == 0)) |
mbed_official | 237:f3da66175598 | 349 | { |
mbed_official | 237:f3da66175598 | 350 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 351 | } |
mbed_official | 237:f3da66175598 | 352 | |
mbed_official | 237:f3da66175598 | 353 | /* Process Locked */ |
mbed_official | 237:f3da66175598 | 354 | __HAL_LOCK(hirda); |
mbed_official | 237:f3da66175598 | 355 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 237:f3da66175598 | 356 | |
mbed_official | 237:f3da66175598 | 357 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
mbed_official | 237:f3da66175598 | 358 | { |
mbed_official | 237:f3da66175598 | 359 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 237:f3da66175598 | 360 | } |
mbed_official | 237:f3da66175598 | 361 | else |
mbed_official | 237:f3da66175598 | 362 | { |
mbed_official | 237:f3da66175598 | 363 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 237:f3da66175598 | 364 | } |
mbed_official | 237:f3da66175598 | 365 | |
mbed_official | 237:f3da66175598 | 366 | hirda->TxXferSize = Size; |
mbed_official | 237:f3da66175598 | 367 | hirda->TxXferCount = Size; |
mbed_official | 237:f3da66175598 | 368 | while(hirda->TxXferCount > 0) |
mbed_official | 237:f3da66175598 | 369 | { |
mbed_official | 237:f3da66175598 | 370 | hirda->TxXferCount--; |
mbed_official | 237:f3da66175598 | 371 | |
mbed_official | 237:f3da66175598 | 372 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TXE, RESET, Timeout) != HAL_OK) |
mbed_official | 237:f3da66175598 | 373 | { |
mbed_official | 237:f3da66175598 | 374 | return HAL_TIMEOUT; |
mbed_official | 237:f3da66175598 | 375 | } |
mbed_official | 237:f3da66175598 | 376 | if ((hirda->Init.WordLength == IRDA_WORDLENGTH_9B) && (hirda->Init.Parity == IRDA_PARITY_NONE)) |
mbed_official | 237:f3da66175598 | 377 | { |
mbed_official | 237:f3da66175598 | 378 | tmp = (uint16_t*) pData; |
mbed_official | 237:f3da66175598 | 379 | hirda->Instance->TDR = (*tmp & (uint16_t)0x01FF); |
mbed_official | 237:f3da66175598 | 380 | pData +=2; |
mbed_official | 237:f3da66175598 | 381 | } |
mbed_official | 237:f3da66175598 | 382 | else |
mbed_official | 237:f3da66175598 | 383 | { |
mbed_official | 237:f3da66175598 | 384 | hirda->Instance->TDR = (*pData++ & (uint8_t)0xFF); |
mbed_official | 237:f3da66175598 | 385 | } |
mbed_official | 237:f3da66175598 | 386 | } |
mbed_official | 237:f3da66175598 | 387 | |
mbed_official | 237:f3da66175598 | 388 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TC, RESET, Timeout) != HAL_OK) |
mbed_official | 237:f3da66175598 | 389 | { |
mbed_official | 237:f3da66175598 | 390 | return HAL_TIMEOUT; |
mbed_official | 237:f3da66175598 | 391 | } |
mbed_official | 237:f3da66175598 | 392 | |
mbed_official | 237:f3da66175598 | 393 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 237:f3da66175598 | 394 | { |
mbed_official | 237:f3da66175598 | 395 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 237:f3da66175598 | 396 | } |
mbed_official | 237:f3da66175598 | 397 | else |
mbed_official | 237:f3da66175598 | 398 | { |
mbed_official | 237:f3da66175598 | 399 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 400 | } |
mbed_official | 237:f3da66175598 | 401 | |
mbed_official | 237:f3da66175598 | 402 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 403 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 404 | |
mbed_official | 237:f3da66175598 | 405 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 406 | } |
mbed_official | 237:f3da66175598 | 407 | else |
mbed_official | 237:f3da66175598 | 408 | { |
mbed_official | 237:f3da66175598 | 409 | return HAL_BUSY; |
mbed_official | 237:f3da66175598 | 410 | } |
mbed_official | 237:f3da66175598 | 411 | } |
mbed_official | 237:f3da66175598 | 412 | |
mbed_official | 237:f3da66175598 | 413 | /** |
mbed_official | 237:f3da66175598 | 414 | * @brief Receive an amount of data in blocking mode |
mbed_official | 237:f3da66175598 | 415 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 416 | * @param pData: pointer to data buffer |
mbed_official | 237:f3da66175598 | 417 | * @param Size: amount of data to be received |
mbed_official | 237:f3da66175598 | 418 | * @param Timeout: Duration of the timeout |
mbed_official | 237:f3da66175598 | 419 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 420 | */ |
mbed_official | 237:f3da66175598 | 421 | HAL_StatusTypeDef HAL_IRDA_Receive(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
mbed_official | 237:f3da66175598 | 422 | { |
mbed_official | 237:f3da66175598 | 423 | uint16_t* tmp; |
mbed_official | 237:f3da66175598 | 424 | uint16_t uhMask; |
mbed_official | 237:f3da66175598 | 425 | |
mbed_official | 237:f3da66175598 | 426 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_TX)) |
mbed_official | 237:f3da66175598 | 427 | { |
mbed_official | 237:f3da66175598 | 428 | if((pData == NULL) || (Size == 0)) |
mbed_official | 237:f3da66175598 | 429 | { |
mbed_official | 237:f3da66175598 | 430 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 431 | } |
mbed_official | 237:f3da66175598 | 432 | |
mbed_official | 237:f3da66175598 | 433 | /* Process Locked */ |
mbed_official | 237:f3da66175598 | 434 | __HAL_LOCK(hirda); |
mbed_official | 237:f3da66175598 | 435 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 237:f3da66175598 | 436 | |
mbed_official | 237:f3da66175598 | 437 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
mbed_official | 237:f3da66175598 | 438 | { |
mbed_official | 237:f3da66175598 | 439 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 237:f3da66175598 | 440 | } |
mbed_official | 237:f3da66175598 | 441 | else |
mbed_official | 237:f3da66175598 | 442 | { |
mbed_official | 237:f3da66175598 | 443 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 237:f3da66175598 | 444 | } |
mbed_official | 237:f3da66175598 | 445 | |
mbed_official | 237:f3da66175598 | 446 | hirda->RxXferSize = Size; |
mbed_official | 237:f3da66175598 | 447 | hirda->RxXferCount = Size; |
mbed_official | 237:f3da66175598 | 448 | |
mbed_official | 237:f3da66175598 | 449 | /* Computation of the mask to apply to the RDR register |
mbed_official | 237:f3da66175598 | 450 | of the UART associated to the IRDA */ |
mbed_official | 237:f3da66175598 | 451 | __HAL_IRDA_MASK_COMPUTATION(hirda); |
mbed_official | 237:f3da66175598 | 452 | uhMask = hirda->Mask; |
mbed_official | 237:f3da66175598 | 453 | |
mbed_official | 237:f3da66175598 | 454 | /* Check data remaining to be received */ |
mbed_official | 237:f3da66175598 | 455 | while(hirda->RxXferCount > 0) |
mbed_official | 237:f3da66175598 | 456 | { |
mbed_official | 237:f3da66175598 | 457 | hirda->RxXferCount--; |
mbed_official | 237:f3da66175598 | 458 | |
mbed_official | 237:f3da66175598 | 459 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_RXNE, RESET, Timeout) != HAL_OK) |
mbed_official | 237:f3da66175598 | 460 | { |
mbed_official | 237:f3da66175598 | 461 | return HAL_TIMEOUT; |
mbed_official | 237:f3da66175598 | 462 | } |
mbed_official | 237:f3da66175598 | 463 | if ((hirda->Init.WordLength == IRDA_WORDLENGTH_9B) && (hirda->Init.Parity == IRDA_PARITY_NONE)) |
mbed_official | 237:f3da66175598 | 464 | { |
mbed_official | 237:f3da66175598 | 465 | tmp = (uint16_t*) pData ; |
mbed_official | 237:f3da66175598 | 466 | *tmp = (uint16_t)(hirda->Instance->RDR & uhMask); |
mbed_official | 237:f3da66175598 | 467 | pData +=2; |
mbed_official | 237:f3da66175598 | 468 | } |
mbed_official | 237:f3da66175598 | 469 | else |
mbed_official | 237:f3da66175598 | 470 | { |
mbed_official | 237:f3da66175598 | 471 | *pData++ = (uint8_t)(hirda->Instance->RDR & (uint8_t)uhMask); |
mbed_official | 237:f3da66175598 | 472 | } |
mbed_official | 237:f3da66175598 | 473 | } |
mbed_official | 237:f3da66175598 | 474 | |
mbed_official | 237:f3da66175598 | 475 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 237:f3da66175598 | 476 | { |
mbed_official | 237:f3da66175598 | 477 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 237:f3da66175598 | 478 | } |
mbed_official | 237:f3da66175598 | 479 | else |
mbed_official | 237:f3da66175598 | 480 | { |
mbed_official | 237:f3da66175598 | 481 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 482 | } |
mbed_official | 237:f3da66175598 | 483 | |
mbed_official | 237:f3da66175598 | 484 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 485 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 486 | |
mbed_official | 237:f3da66175598 | 487 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 488 | } |
mbed_official | 237:f3da66175598 | 489 | else |
mbed_official | 237:f3da66175598 | 490 | { |
mbed_official | 237:f3da66175598 | 491 | return HAL_BUSY; |
mbed_official | 237:f3da66175598 | 492 | } |
mbed_official | 237:f3da66175598 | 493 | } |
mbed_official | 237:f3da66175598 | 494 | |
mbed_official | 237:f3da66175598 | 495 | /** |
mbed_official | 237:f3da66175598 | 496 | * @brief Send an amount of data in interrupt mode |
mbed_official | 237:f3da66175598 | 497 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 498 | * @param pData: pointer to data buffer |
mbed_official | 237:f3da66175598 | 499 | * @param Size: amount of data to be sent |
mbed_official | 237:f3da66175598 | 500 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 501 | */ |
mbed_official | 237:f3da66175598 | 502 | HAL_StatusTypeDef HAL_IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
mbed_official | 237:f3da66175598 | 503 | { |
mbed_official | 237:f3da66175598 | 504 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_RX)) |
mbed_official | 237:f3da66175598 | 505 | { |
mbed_official | 237:f3da66175598 | 506 | if((pData == NULL) || (Size == 0)) |
mbed_official | 237:f3da66175598 | 507 | { |
mbed_official | 237:f3da66175598 | 508 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 509 | } |
mbed_official | 237:f3da66175598 | 510 | |
mbed_official | 237:f3da66175598 | 511 | /* Process Locked */ |
mbed_official | 237:f3da66175598 | 512 | __HAL_LOCK(hirda); |
mbed_official | 237:f3da66175598 | 513 | |
mbed_official | 237:f3da66175598 | 514 | hirda->pTxBuffPtr = pData; |
mbed_official | 237:f3da66175598 | 515 | hirda->TxXferSize = Size; |
mbed_official | 237:f3da66175598 | 516 | hirda->TxXferCount = Size; |
mbed_official | 237:f3da66175598 | 517 | |
mbed_official | 237:f3da66175598 | 518 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 237:f3da66175598 | 519 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
mbed_official | 237:f3da66175598 | 520 | { |
mbed_official | 237:f3da66175598 | 521 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 237:f3da66175598 | 522 | } |
mbed_official | 237:f3da66175598 | 523 | else |
mbed_official | 237:f3da66175598 | 524 | { |
mbed_official | 237:f3da66175598 | 525 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 237:f3da66175598 | 526 | } |
mbed_official | 237:f3da66175598 | 527 | |
mbed_official | 237:f3da66175598 | 528 | /* Enable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
mbed_official | 237:f3da66175598 | 529 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 237:f3da66175598 | 530 | |
mbed_official | 237:f3da66175598 | 531 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 532 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 533 | |
mbed_official | 237:f3da66175598 | 534 | /* Enable the IRDA Transmit Data Register Empty Interrupt */ |
mbed_official | 237:f3da66175598 | 535 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_TXE); |
mbed_official | 237:f3da66175598 | 536 | |
mbed_official | 237:f3da66175598 | 537 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 538 | } |
mbed_official | 237:f3da66175598 | 539 | else |
mbed_official | 237:f3da66175598 | 540 | { |
mbed_official | 237:f3da66175598 | 541 | return HAL_BUSY; |
mbed_official | 237:f3da66175598 | 542 | } |
mbed_official | 237:f3da66175598 | 543 | } |
mbed_official | 237:f3da66175598 | 544 | |
mbed_official | 237:f3da66175598 | 545 | /** |
mbed_official | 237:f3da66175598 | 546 | * @brief Receive an amount of data in interrupt mode |
mbed_official | 237:f3da66175598 | 547 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 548 | * @param pData: pointer to data buffer |
mbed_official | 237:f3da66175598 | 549 | * @param Size: amount of data to be received |
mbed_official | 237:f3da66175598 | 550 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 551 | */ |
mbed_official | 237:f3da66175598 | 552 | HAL_StatusTypeDef HAL_IRDA_Receive_IT(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
mbed_official | 237:f3da66175598 | 553 | { |
mbed_official | 237:f3da66175598 | 554 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_TX)) |
mbed_official | 237:f3da66175598 | 555 | { |
mbed_official | 237:f3da66175598 | 556 | if((pData == NULL) || (Size == 0)) |
mbed_official | 237:f3da66175598 | 557 | { |
mbed_official | 237:f3da66175598 | 558 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 559 | } |
mbed_official | 237:f3da66175598 | 560 | |
mbed_official | 237:f3da66175598 | 561 | /* Process Locked */ |
mbed_official | 237:f3da66175598 | 562 | __HAL_LOCK(hirda); |
mbed_official | 237:f3da66175598 | 563 | |
mbed_official | 237:f3da66175598 | 564 | hirda->pRxBuffPtr = pData; |
mbed_official | 237:f3da66175598 | 565 | hirda->RxXferSize = Size; |
mbed_official | 237:f3da66175598 | 566 | hirda->RxXferCount = Size; |
mbed_official | 237:f3da66175598 | 567 | |
mbed_official | 237:f3da66175598 | 568 | /* Computation of the mask to apply to the RDR register |
mbed_official | 237:f3da66175598 | 569 | of the UART associated to the IRDA */ |
mbed_official | 237:f3da66175598 | 570 | __HAL_IRDA_MASK_COMPUTATION(hirda); |
mbed_official | 237:f3da66175598 | 571 | |
mbed_official | 237:f3da66175598 | 572 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 237:f3da66175598 | 573 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
mbed_official | 237:f3da66175598 | 574 | { |
mbed_official | 237:f3da66175598 | 575 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 237:f3da66175598 | 576 | } |
mbed_official | 237:f3da66175598 | 577 | else |
mbed_official | 237:f3da66175598 | 578 | { |
mbed_official | 237:f3da66175598 | 579 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 237:f3da66175598 | 580 | } |
mbed_official | 237:f3da66175598 | 581 | |
mbed_official | 237:f3da66175598 | 582 | /* Enable the IRDA Parity Error Interrupt */ |
mbed_official | 237:f3da66175598 | 583 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 237:f3da66175598 | 584 | |
mbed_official | 237:f3da66175598 | 585 | /* Enable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
mbed_official | 237:f3da66175598 | 586 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 237:f3da66175598 | 587 | |
mbed_official | 237:f3da66175598 | 588 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 589 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 590 | |
mbed_official | 237:f3da66175598 | 591 | /* Enable the IRDA Data Register not empty Interrupt */ |
mbed_official | 237:f3da66175598 | 592 | __HAL_IRDA_ENABLE_IT(hirda, IRDA_IT_RXNE); |
mbed_official | 237:f3da66175598 | 593 | |
mbed_official | 237:f3da66175598 | 594 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 595 | } |
mbed_official | 237:f3da66175598 | 596 | else |
mbed_official | 237:f3da66175598 | 597 | { |
mbed_official | 237:f3da66175598 | 598 | return HAL_BUSY; |
mbed_official | 237:f3da66175598 | 599 | } |
mbed_official | 237:f3da66175598 | 600 | } |
mbed_official | 237:f3da66175598 | 601 | |
mbed_official | 237:f3da66175598 | 602 | /** |
mbed_official | 237:f3da66175598 | 603 | * @brief Send an amount of data in DMA mode |
mbed_official | 237:f3da66175598 | 604 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 605 | * @param pData: pointer to data buffer |
mbed_official | 237:f3da66175598 | 606 | * @param Size: amount of data to be sent |
mbed_official | 237:f3da66175598 | 607 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 608 | */ |
mbed_official | 237:f3da66175598 | 609 | HAL_StatusTypeDef HAL_IRDA_Transmit_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
mbed_official | 237:f3da66175598 | 610 | { |
mbed_official | 237:f3da66175598 | 611 | uint32_t *tmp; |
mbed_official | 237:f3da66175598 | 612 | |
mbed_official | 237:f3da66175598 | 613 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_RX)) |
mbed_official | 237:f3da66175598 | 614 | { |
mbed_official | 237:f3da66175598 | 615 | if((pData == NULL) || (Size == 0)) |
mbed_official | 237:f3da66175598 | 616 | { |
mbed_official | 237:f3da66175598 | 617 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 618 | } |
mbed_official | 237:f3da66175598 | 619 | |
mbed_official | 237:f3da66175598 | 620 | /* Process Locked */ |
mbed_official | 237:f3da66175598 | 621 | __HAL_LOCK(hirda); |
mbed_official | 237:f3da66175598 | 622 | |
mbed_official | 237:f3da66175598 | 623 | hirda->pTxBuffPtr = pData; |
mbed_official | 237:f3da66175598 | 624 | hirda->TxXferSize = Size; |
mbed_official | 237:f3da66175598 | 625 | hirda->TxXferCount = Size; |
mbed_official | 237:f3da66175598 | 626 | |
mbed_official | 237:f3da66175598 | 627 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 237:f3da66175598 | 628 | |
mbed_official | 237:f3da66175598 | 629 | if(hirda->State == HAL_IRDA_STATE_BUSY_RX) |
mbed_official | 237:f3da66175598 | 630 | { |
mbed_official | 237:f3da66175598 | 631 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 237:f3da66175598 | 632 | } |
mbed_official | 237:f3da66175598 | 633 | else |
mbed_official | 237:f3da66175598 | 634 | { |
mbed_official | 237:f3da66175598 | 635 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 237:f3da66175598 | 636 | } |
mbed_official | 237:f3da66175598 | 637 | |
mbed_official | 237:f3da66175598 | 638 | /* Set the IRDA DMA transfer complete callback */ |
mbed_official | 237:f3da66175598 | 639 | hirda->hdmatx->XferCpltCallback = IRDA_DMATransmitCplt; |
mbed_official | 237:f3da66175598 | 640 | |
mbed_official | 237:f3da66175598 | 641 | /* Set the DMA error callback */ |
mbed_official | 237:f3da66175598 | 642 | hirda->hdmatx->XferErrorCallback = IRDA_DMAError; |
mbed_official | 237:f3da66175598 | 643 | |
mbed_official | 237:f3da66175598 | 644 | /* Enable the IRDA transmit DMA channel */ |
mbed_official | 237:f3da66175598 | 645 | tmp = (uint32_t*)&pData; |
mbed_official | 237:f3da66175598 | 646 | HAL_DMA_Start_IT(hirda->hdmatx, *(uint32_t*)tmp, (uint32_t)&hirda->Instance->TDR, Size); |
mbed_official | 237:f3da66175598 | 647 | |
mbed_official | 237:f3da66175598 | 648 | /* Enable the DMA transfer for transmit request by setting the DMAT bit |
mbed_official | 237:f3da66175598 | 649 | in the IRDA CR3 register */ |
mbed_official | 237:f3da66175598 | 650 | hirda->Instance->CR3 |= USART_CR3_DMAT; |
mbed_official | 237:f3da66175598 | 651 | |
mbed_official | 237:f3da66175598 | 652 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 653 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 654 | |
mbed_official | 237:f3da66175598 | 655 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 656 | } |
mbed_official | 237:f3da66175598 | 657 | else |
mbed_official | 237:f3da66175598 | 658 | { |
mbed_official | 237:f3da66175598 | 659 | return HAL_BUSY; |
mbed_official | 237:f3da66175598 | 660 | } |
mbed_official | 237:f3da66175598 | 661 | } |
mbed_official | 237:f3da66175598 | 662 | |
mbed_official | 237:f3da66175598 | 663 | /** |
mbed_official | 237:f3da66175598 | 664 | * @brief Receive an amount of data in DMA mode |
mbed_official | 237:f3da66175598 | 665 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 666 | * @param pData: pointer to data buffer |
mbed_official | 237:f3da66175598 | 667 | * @param Size: amount of data to be received |
mbed_official | 237:f3da66175598 | 668 | * @note When the IRDA parity is enabled (PCE = 1), the received data contain |
mbed_official | 237:f3da66175598 | 669 | * the parity bit (MSB position) |
mbed_official | 237:f3da66175598 | 670 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 671 | */ |
mbed_official | 237:f3da66175598 | 672 | HAL_StatusTypeDef HAL_IRDA_Receive_DMA(IRDA_HandleTypeDef *hirda, uint8_t *pData, uint16_t Size) |
mbed_official | 237:f3da66175598 | 673 | { |
mbed_official | 237:f3da66175598 | 674 | uint32_t *tmp; |
mbed_official | 237:f3da66175598 | 675 | |
mbed_official | 237:f3da66175598 | 676 | if ((hirda->State == HAL_IRDA_STATE_READY) || (hirda->State == HAL_IRDA_STATE_BUSY_TX)) |
mbed_official | 237:f3da66175598 | 677 | { |
mbed_official | 237:f3da66175598 | 678 | if((pData == NULL) || (Size == 0)) |
mbed_official | 237:f3da66175598 | 679 | { |
mbed_official | 237:f3da66175598 | 680 | return HAL_ERROR; |
mbed_official | 237:f3da66175598 | 681 | } |
mbed_official | 237:f3da66175598 | 682 | |
mbed_official | 237:f3da66175598 | 683 | /* Process Locked */ |
mbed_official | 237:f3da66175598 | 684 | __HAL_LOCK(hirda); |
mbed_official | 237:f3da66175598 | 685 | |
mbed_official | 237:f3da66175598 | 686 | hirda->pRxBuffPtr = pData; |
mbed_official | 237:f3da66175598 | 687 | hirda->RxXferSize = Size; |
mbed_official | 237:f3da66175598 | 688 | |
mbed_official | 237:f3da66175598 | 689 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 237:f3da66175598 | 690 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX) |
mbed_official | 237:f3da66175598 | 691 | { |
mbed_official | 237:f3da66175598 | 692 | hirda->State = HAL_IRDA_STATE_BUSY_TX_RX; |
mbed_official | 237:f3da66175598 | 693 | } |
mbed_official | 237:f3da66175598 | 694 | else |
mbed_official | 237:f3da66175598 | 695 | { |
mbed_official | 237:f3da66175598 | 696 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 237:f3da66175598 | 697 | } |
mbed_official | 237:f3da66175598 | 698 | |
mbed_official | 237:f3da66175598 | 699 | /* Set the IRDA DMA transfer complete callback */ |
mbed_official | 237:f3da66175598 | 700 | hirda->hdmarx->XferCpltCallback = IRDA_DMAReceiveCplt; |
mbed_official | 237:f3da66175598 | 701 | |
mbed_official | 237:f3da66175598 | 702 | /* Set the DMA error callback */ |
mbed_official | 237:f3da66175598 | 703 | hirda->hdmarx->XferErrorCallback = IRDA_DMAError; |
mbed_official | 237:f3da66175598 | 704 | |
mbed_official | 237:f3da66175598 | 705 | /* Enable the DMA channel */ |
mbed_official | 237:f3da66175598 | 706 | tmp = (uint32_t*)&pData; |
mbed_official | 237:f3da66175598 | 707 | HAL_DMA_Start_IT(hirda->hdmarx, (uint32_t)&hirda->Instance->RDR, *(uint32_t*)tmp, Size); |
mbed_official | 237:f3da66175598 | 708 | |
mbed_official | 237:f3da66175598 | 709 | /* Enable the DMA transfer for the receiver request by setting the DMAR bit |
mbed_official | 237:f3da66175598 | 710 | in the IRDA CR3 register */ |
mbed_official | 237:f3da66175598 | 711 | hirda->Instance->CR3 |= USART_CR3_DMAR; |
mbed_official | 237:f3da66175598 | 712 | |
mbed_official | 237:f3da66175598 | 713 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 714 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 715 | |
mbed_official | 237:f3da66175598 | 716 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 717 | } |
mbed_official | 237:f3da66175598 | 718 | else |
mbed_official | 237:f3da66175598 | 719 | { |
mbed_official | 237:f3da66175598 | 720 | return HAL_BUSY; |
mbed_official | 237:f3da66175598 | 721 | } |
mbed_official | 237:f3da66175598 | 722 | } |
mbed_official | 237:f3da66175598 | 723 | |
mbed_official | 237:f3da66175598 | 724 | /** |
mbed_official | 237:f3da66175598 | 725 | * @brief This function handles IRDA interrupt request. |
mbed_official | 237:f3da66175598 | 726 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 727 | * @retval None |
mbed_official | 237:f3da66175598 | 728 | */ |
mbed_official | 237:f3da66175598 | 729 | void HAL_IRDA_IRQHandler(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 730 | { |
mbed_official | 237:f3da66175598 | 731 | /* IRDA parity error interrupt occurred -------------------------------------*/ |
mbed_official | 237:f3da66175598 | 732 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_PE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_PE) != RESET)) |
mbed_official | 237:f3da66175598 | 733 | { |
mbed_official | 237:f3da66175598 | 734 | __HAL_IRDA_CLEAR_IT(hirda, IRDA_CLEAR_PEF); |
mbed_official | 237:f3da66175598 | 735 | |
mbed_official | 237:f3da66175598 | 736 | hirda->ErrorCode |= HAL_IRDA_ERROR_PE; |
mbed_official | 237:f3da66175598 | 737 | /* Set the IRDA state ready to be able to start again the process */ |
mbed_official | 237:f3da66175598 | 738 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 739 | } |
mbed_official | 237:f3da66175598 | 740 | |
mbed_official | 237:f3da66175598 | 741 | /* IRDA frame error interrupt occured --------------------------------------*/ |
mbed_official | 237:f3da66175598 | 742 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_FE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR) != RESET)) |
mbed_official | 237:f3da66175598 | 743 | { |
mbed_official | 237:f3da66175598 | 744 | __HAL_IRDA_CLEAR_IT(hirda, IRDA_CLEAR_FEF); |
mbed_official | 237:f3da66175598 | 745 | |
mbed_official | 237:f3da66175598 | 746 | hirda->ErrorCode |= HAL_IRDA_ERROR_FE; |
mbed_official | 237:f3da66175598 | 747 | /* Set the IRDA state ready to be able to start again the process */ |
mbed_official | 237:f3da66175598 | 748 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 749 | } |
mbed_official | 237:f3da66175598 | 750 | |
mbed_official | 237:f3da66175598 | 751 | /* IRDA noise error interrupt occured --------------------------------------*/ |
mbed_official | 237:f3da66175598 | 752 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_NE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR) != RESET)) |
mbed_official | 237:f3da66175598 | 753 | { |
mbed_official | 237:f3da66175598 | 754 | __HAL_IRDA_CLEAR_IT(hirda, IRDA_CLEAR_NEF); |
mbed_official | 237:f3da66175598 | 755 | |
mbed_official | 237:f3da66175598 | 756 | hirda->ErrorCode |= HAL_IRDA_ERROR_NE; |
mbed_official | 237:f3da66175598 | 757 | /* Set the IRDA state ready to be able to start again the process */ |
mbed_official | 237:f3da66175598 | 758 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 759 | } |
mbed_official | 237:f3da66175598 | 760 | |
mbed_official | 237:f3da66175598 | 761 | /* IRDA Over-Run interrupt occured -----------------------------------------*/ |
mbed_official | 237:f3da66175598 | 762 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_ORE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_ERR) != RESET)) |
mbed_official | 237:f3da66175598 | 763 | { |
mbed_official | 237:f3da66175598 | 764 | __HAL_IRDA_CLEAR_IT(hirda, IRDA_CLEAR_OREF); |
mbed_official | 237:f3da66175598 | 765 | |
mbed_official | 237:f3da66175598 | 766 | hirda->ErrorCode |= HAL_IRDA_ERROR_ORE; |
mbed_official | 237:f3da66175598 | 767 | /* Set the IRDA state ready to be able to start again the process */ |
mbed_official | 237:f3da66175598 | 768 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 769 | } |
mbed_official | 237:f3da66175598 | 770 | |
mbed_official | 237:f3da66175598 | 771 | /* Call IRDA Error Call back function if need be --------------------------*/ |
mbed_official | 237:f3da66175598 | 772 | if(hirda->ErrorCode != HAL_IRDA_ERROR_NONE) |
mbed_official | 237:f3da66175598 | 773 | { |
mbed_official | 237:f3da66175598 | 774 | HAL_IRDA_ErrorCallback(hirda); |
mbed_official | 237:f3da66175598 | 775 | } |
mbed_official | 237:f3da66175598 | 776 | |
mbed_official | 237:f3da66175598 | 777 | /* IRDA in mode Receiver ---------------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 778 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_RXNE) != RESET) && (__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_RXNE) != RESET)) |
mbed_official | 237:f3da66175598 | 779 | { |
mbed_official | 237:f3da66175598 | 780 | IRDA_Receive_IT(hirda); |
mbed_official | 237:f3da66175598 | 781 | /* Clear RXNE interrupt flag */ |
mbed_official | 237:f3da66175598 | 782 | __HAL_IRDA_SEND_REQ(hirda, IRDA_RXDATA_FLUSH_REQUEST); |
mbed_official | 237:f3da66175598 | 783 | } |
mbed_official | 237:f3da66175598 | 784 | |
mbed_official | 237:f3da66175598 | 785 | |
mbed_official | 237:f3da66175598 | 786 | /* IRDA in mode Transmitter ------------------------------------------------*/ |
mbed_official | 237:f3da66175598 | 787 | if((__HAL_IRDA_GET_IT(hirda, IRDA_IT_TXE) != RESET) &&(__HAL_IRDA_GET_IT_SOURCE(hirda, IRDA_IT_TXE) != RESET)) |
mbed_official | 237:f3da66175598 | 788 | { |
mbed_official | 237:f3da66175598 | 789 | IRDA_Transmit_IT(hirda); |
mbed_official | 237:f3da66175598 | 790 | } |
mbed_official | 237:f3da66175598 | 791 | |
mbed_official | 237:f3da66175598 | 792 | } |
mbed_official | 237:f3da66175598 | 793 | |
mbed_official | 237:f3da66175598 | 794 | /** |
mbed_official | 237:f3da66175598 | 795 | * @brief DMA IRDA Tx transfer completed callback |
mbed_official | 237:f3da66175598 | 796 | * @param hdma: DMA handle |
mbed_official | 237:f3da66175598 | 797 | * @retval None |
mbed_official | 237:f3da66175598 | 798 | */ |
mbed_official | 237:f3da66175598 | 799 | static void IRDA_DMATransmitCplt(DMA_HandleTypeDef *hdma) |
mbed_official | 237:f3da66175598 | 800 | { |
mbed_official | 237:f3da66175598 | 801 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 237:f3da66175598 | 802 | hirda->TxXferCount = 0; |
mbed_official | 237:f3da66175598 | 803 | |
mbed_official | 237:f3da66175598 | 804 | /* Disable the DMA transfer for transmit request by setting the DMAT bit |
mbed_official | 237:f3da66175598 | 805 | in the IRDA CR3 register */ |
mbed_official | 237:f3da66175598 | 806 | hirda->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_DMAT); |
mbed_official | 237:f3da66175598 | 807 | |
mbed_official | 237:f3da66175598 | 808 | /* Wait for IRDA TC Flag */ |
mbed_official | 237:f3da66175598 | 809 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_FLAG_TC, RESET, IRDA_TXDMA_TIMEOUTVALUE) != HAL_OK) |
mbed_official | 237:f3da66175598 | 810 | { |
mbed_official | 237:f3da66175598 | 811 | /* Timeout Occured */ |
mbed_official | 237:f3da66175598 | 812 | HAL_IRDA_ErrorCallback(hirda); |
mbed_official | 237:f3da66175598 | 813 | } |
mbed_official | 237:f3da66175598 | 814 | else |
mbed_official | 237:f3da66175598 | 815 | { |
mbed_official | 237:f3da66175598 | 816 | /* No Timeout */ |
mbed_official | 237:f3da66175598 | 817 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 237:f3da66175598 | 818 | { |
mbed_official | 237:f3da66175598 | 819 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 237:f3da66175598 | 820 | } |
mbed_official | 237:f3da66175598 | 821 | else |
mbed_official | 237:f3da66175598 | 822 | { |
mbed_official | 237:f3da66175598 | 823 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 824 | } |
mbed_official | 237:f3da66175598 | 825 | HAL_IRDA_TxCpltCallback(hirda); |
mbed_official | 237:f3da66175598 | 826 | } |
mbed_official | 237:f3da66175598 | 827 | } |
mbed_official | 237:f3da66175598 | 828 | |
mbed_official | 237:f3da66175598 | 829 | /** |
mbed_official | 237:f3da66175598 | 830 | * @brief DMA IRDA Rx Transfer completed callback |
mbed_official | 237:f3da66175598 | 831 | * @param hdma: DMA handle |
mbed_official | 237:f3da66175598 | 832 | * @retval None |
mbed_official | 237:f3da66175598 | 833 | */ |
mbed_official | 237:f3da66175598 | 834 | static void IRDA_DMAReceiveCplt(DMA_HandleTypeDef *hdma) |
mbed_official | 237:f3da66175598 | 835 | { |
mbed_official | 237:f3da66175598 | 836 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 237:f3da66175598 | 837 | hirda->RxXferCount = 0; |
mbed_official | 237:f3da66175598 | 838 | |
mbed_official | 237:f3da66175598 | 839 | /* Disable the DMA transfer for the receiver request by setting the DMAR bit |
mbed_official | 237:f3da66175598 | 840 | in the IRDA CR3 register */ |
mbed_official | 237:f3da66175598 | 841 | hirda->Instance->CR3 &= (uint16_t)~((uint16_t)USART_CR3_DMAR); |
mbed_official | 237:f3da66175598 | 842 | |
mbed_official | 237:f3da66175598 | 843 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 237:f3da66175598 | 844 | { |
mbed_official | 237:f3da66175598 | 845 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 237:f3da66175598 | 846 | } |
mbed_official | 237:f3da66175598 | 847 | else |
mbed_official | 237:f3da66175598 | 848 | { |
mbed_official | 237:f3da66175598 | 849 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 850 | } |
mbed_official | 237:f3da66175598 | 851 | |
mbed_official | 237:f3da66175598 | 852 | HAL_IRDA_RxCpltCallback(hirda); |
mbed_official | 237:f3da66175598 | 853 | } |
mbed_official | 237:f3da66175598 | 854 | |
mbed_official | 237:f3da66175598 | 855 | /** |
mbed_official | 237:f3da66175598 | 856 | * @brief DMA IRDA communication error callback |
mbed_official | 237:f3da66175598 | 857 | * @param hdma: DMA handle |
mbed_official | 237:f3da66175598 | 858 | * @retval None |
mbed_official | 237:f3da66175598 | 859 | */ |
mbed_official | 237:f3da66175598 | 860 | static void IRDA_DMAError(DMA_HandleTypeDef *hdma) |
mbed_official | 237:f3da66175598 | 861 | { |
mbed_official | 237:f3da66175598 | 862 | IRDA_HandleTypeDef* hirda = ( IRDA_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 237:f3da66175598 | 863 | hirda->RxXferCount = 0; |
mbed_official | 237:f3da66175598 | 864 | hirda->TxXferCount = 0; |
mbed_official | 237:f3da66175598 | 865 | hirda->State= HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 866 | hirda->ErrorCode |= HAL_IRDA_ERROR_DMA; |
mbed_official | 237:f3da66175598 | 867 | HAL_IRDA_ErrorCallback(hirda); |
mbed_official | 237:f3da66175598 | 868 | } |
mbed_official | 237:f3da66175598 | 869 | |
mbed_official | 237:f3da66175598 | 870 | /** |
mbed_official | 237:f3da66175598 | 871 | * @brief Tx Transfer completed callback |
mbed_official | 237:f3da66175598 | 872 | * @param hirda: irda handle |
mbed_official | 237:f3da66175598 | 873 | * @retval None |
mbed_official | 237:f3da66175598 | 874 | */ |
mbed_official | 237:f3da66175598 | 875 | __weak void HAL_IRDA_TxCpltCallback(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 876 | { |
mbed_official | 237:f3da66175598 | 877 | /* NOTE : This function should not be modified, when the callback is needed, |
mbed_official | 237:f3da66175598 | 878 | the HAL_IRDA_TxCpltCallback can be implemented in the user file |
mbed_official | 237:f3da66175598 | 879 | */ |
mbed_official | 237:f3da66175598 | 880 | } |
mbed_official | 237:f3da66175598 | 881 | |
mbed_official | 237:f3da66175598 | 882 | /** |
mbed_official | 237:f3da66175598 | 883 | * @brief Rx Transfer completed callback |
mbed_official | 237:f3da66175598 | 884 | * @param hirda: irda handle |
mbed_official | 237:f3da66175598 | 885 | * @retval None |
mbed_official | 237:f3da66175598 | 886 | */ |
mbed_official | 237:f3da66175598 | 887 | __weak void HAL_IRDA_RxCpltCallback(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 888 | { |
mbed_official | 237:f3da66175598 | 889 | /* NOTE : This function should not be modified, when the callback is needed, |
mbed_official | 237:f3da66175598 | 890 | the HAL_IRDA_TxCpltCallback can be implemented in the user file |
mbed_official | 237:f3da66175598 | 891 | */ |
mbed_official | 237:f3da66175598 | 892 | } |
mbed_official | 237:f3da66175598 | 893 | |
mbed_official | 237:f3da66175598 | 894 | /** |
mbed_official | 237:f3da66175598 | 895 | * @brief IRDA error callback |
mbed_official | 237:f3da66175598 | 896 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 897 | * @retval None |
mbed_official | 237:f3da66175598 | 898 | */ |
mbed_official | 237:f3da66175598 | 899 | __weak void HAL_IRDA_ErrorCallback(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 900 | { |
mbed_official | 237:f3da66175598 | 901 | /* NOTE : This function should not be modified, when the callback is needed, |
mbed_official | 237:f3da66175598 | 902 | the HAL_IRDA_ErrorCallback can be implemented in the user file |
mbed_official | 237:f3da66175598 | 903 | */ |
mbed_official | 237:f3da66175598 | 904 | } |
mbed_official | 237:f3da66175598 | 905 | |
mbed_official | 237:f3da66175598 | 906 | /** |
mbed_official | 237:f3da66175598 | 907 | * @brief Receive an amount of data in non blocking mode. |
mbed_official | 237:f3da66175598 | 908 | * Function called under interruption only, once |
mbed_official | 237:f3da66175598 | 909 | * interruptions have been enabled by HAL_IRDA_Transmit_IT() |
mbed_official | 237:f3da66175598 | 910 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 911 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 912 | */ |
mbed_official | 237:f3da66175598 | 913 | static HAL_StatusTypeDef IRDA_Transmit_IT(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 914 | { |
mbed_official | 237:f3da66175598 | 915 | uint16_t* tmp; |
mbed_official | 237:f3da66175598 | 916 | |
mbed_official | 237:f3da66175598 | 917 | if((hirda->State == HAL_IRDA_STATE_BUSY_TX) || (hirda->State == HAL_IRDA_STATE_BUSY_TX_RX)) |
mbed_official | 237:f3da66175598 | 918 | { |
mbed_official | 237:f3da66175598 | 919 | |
mbed_official | 237:f3da66175598 | 920 | if(hirda->TxXferCount == 0) |
mbed_official | 237:f3da66175598 | 921 | { |
mbed_official | 237:f3da66175598 | 922 | /* Disable the IRDA Transmit Data Register Empty Interrupt */ |
mbed_official | 237:f3da66175598 | 923 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TXE); |
mbed_official | 237:f3da66175598 | 924 | |
mbed_official | 237:f3da66175598 | 925 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 237:f3da66175598 | 926 | { |
mbed_official | 237:f3da66175598 | 927 | hirda->State = HAL_IRDA_STATE_BUSY_RX; |
mbed_official | 237:f3da66175598 | 928 | } |
mbed_official | 237:f3da66175598 | 929 | else |
mbed_official | 237:f3da66175598 | 930 | { |
mbed_official | 237:f3da66175598 | 931 | /* Disable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
mbed_official | 237:f3da66175598 | 932 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 237:f3da66175598 | 933 | |
mbed_official | 237:f3da66175598 | 934 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 935 | } |
mbed_official | 237:f3da66175598 | 936 | |
mbed_official | 237:f3da66175598 | 937 | /* Wait on TC flag to be able to start a second transfer */ |
mbed_official | 237:f3da66175598 | 938 | if(IRDA_WaitOnFlagUntilTimeout(hirda, IRDA_IT_TC, RESET, IRDA_TIMEOUT_VALUE) != HAL_OK) |
mbed_official | 237:f3da66175598 | 939 | { |
mbed_official | 237:f3da66175598 | 940 | return HAL_TIMEOUT; |
mbed_official | 237:f3da66175598 | 941 | } |
mbed_official | 237:f3da66175598 | 942 | |
mbed_official | 237:f3da66175598 | 943 | HAL_IRDA_TxCpltCallback(hirda); |
mbed_official | 237:f3da66175598 | 944 | |
mbed_official | 237:f3da66175598 | 945 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 946 | } |
mbed_official | 237:f3da66175598 | 947 | else |
mbed_official | 237:f3da66175598 | 948 | { |
mbed_official | 237:f3da66175598 | 949 | if ((hirda->Init.WordLength == IRDA_WORDLENGTH_9B) && (hirda->Init.Parity == IRDA_PARITY_NONE)) |
mbed_official | 237:f3da66175598 | 950 | { |
mbed_official | 237:f3da66175598 | 951 | tmp = (uint16_t*) hirda->pTxBuffPtr; |
mbed_official | 237:f3da66175598 | 952 | hirda->Instance->TDR = (*tmp & (uint16_t)0x01FF); |
mbed_official | 237:f3da66175598 | 953 | hirda->pTxBuffPtr += 2; |
mbed_official | 237:f3da66175598 | 954 | } |
mbed_official | 237:f3da66175598 | 955 | else |
mbed_official | 237:f3da66175598 | 956 | { |
mbed_official | 237:f3da66175598 | 957 | hirda->Instance->TDR = (uint8_t)(*hirda->pTxBuffPtr++ & (uint8_t)0xFF); |
mbed_official | 237:f3da66175598 | 958 | } |
mbed_official | 237:f3da66175598 | 959 | hirda->TxXferCount--; |
mbed_official | 237:f3da66175598 | 960 | |
mbed_official | 237:f3da66175598 | 961 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 962 | } |
mbed_official | 237:f3da66175598 | 963 | } |
mbed_official | 237:f3da66175598 | 964 | else |
mbed_official | 237:f3da66175598 | 965 | { |
mbed_official | 237:f3da66175598 | 966 | return HAL_BUSY; |
mbed_official | 237:f3da66175598 | 967 | } |
mbed_official | 237:f3da66175598 | 968 | } |
mbed_official | 237:f3da66175598 | 969 | |
mbed_official | 237:f3da66175598 | 970 | /** |
mbed_official | 237:f3da66175598 | 971 | * @brief Receive an amount of data in non blocking mode. |
mbed_official | 237:f3da66175598 | 972 | * Function called under interruption only, once |
mbed_official | 237:f3da66175598 | 973 | * interruptions have been enabled by HAL_IRDA_Receive_IT() |
mbed_official | 237:f3da66175598 | 974 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 975 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 976 | */ |
mbed_official | 237:f3da66175598 | 977 | static HAL_StatusTypeDef IRDA_Receive_IT(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 978 | { |
mbed_official | 237:f3da66175598 | 979 | uint16_t* tmp; |
mbed_official | 237:f3da66175598 | 980 | uint16_t uhMask = hirda->Mask; |
mbed_official | 237:f3da66175598 | 981 | |
mbed_official | 237:f3da66175598 | 982 | if ((hirda->State == HAL_IRDA_STATE_BUSY_RX) || (hirda->State == HAL_IRDA_STATE_BUSY_TX_RX)) |
mbed_official | 237:f3da66175598 | 983 | { |
mbed_official | 237:f3da66175598 | 984 | |
mbed_official | 237:f3da66175598 | 985 | if ((hirda->Init.WordLength == IRDA_WORDLENGTH_9B) && (hirda->Init.Parity == IRDA_PARITY_NONE)) |
mbed_official | 237:f3da66175598 | 986 | { |
mbed_official | 237:f3da66175598 | 987 | tmp = (uint16_t*) hirda->pRxBuffPtr ; |
mbed_official | 237:f3da66175598 | 988 | *tmp = (uint16_t)(hirda->Instance->RDR & uhMask); |
mbed_official | 237:f3da66175598 | 989 | hirda->pRxBuffPtr +=2; |
mbed_official | 237:f3da66175598 | 990 | } |
mbed_official | 237:f3da66175598 | 991 | else |
mbed_official | 237:f3da66175598 | 992 | { |
mbed_official | 237:f3da66175598 | 993 | *hirda->pRxBuffPtr++ = (uint8_t)(hirda->Instance->RDR & (uint8_t)uhMask); |
mbed_official | 237:f3da66175598 | 994 | } |
mbed_official | 237:f3da66175598 | 995 | |
mbed_official | 237:f3da66175598 | 996 | if(--hirda->RxXferCount == 0) |
mbed_official | 237:f3da66175598 | 997 | { |
mbed_official | 237:f3da66175598 | 998 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
mbed_official | 237:f3da66175598 | 999 | |
mbed_official | 237:f3da66175598 | 1000 | if(hirda->State == HAL_IRDA_STATE_BUSY_TX_RX) |
mbed_official | 237:f3da66175598 | 1001 | { |
mbed_official | 237:f3da66175598 | 1002 | hirda->State = HAL_IRDA_STATE_BUSY_TX; |
mbed_official | 237:f3da66175598 | 1003 | } |
mbed_official | 237:f3da66175598 | 1004 | else |
mbed_official | 237:f3da66175598 | 1005 | { |
mbed_official | 237:f3da66175598 | 1006 | /* Disable the IRDA Parity Error Interrupt */ |
mbed_official | 237:f3da66175598 | 1007 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 237:f3da66175598 | 1008 | |
mbed_official | 237:f3da66175598 | 1009 | /* Disable the IRDA Error Interrupt: (Frame error, noise error, overrun error) */ |
mbed_official | 237:f3da66175598 | 1010 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 237:f3da66175598 | 1011 | |
mbed_official | 237:f3da66175598 | 1012 | hirda->State = HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 1013 | } |
mbed_official | 237:f3da66175598 | 1014 | |
mbed_official | 237:f3da66175598 | 1015 | HAL_IRDA_RxCpltCallback(hirda); |
mbed_official | 237:f3da66175598 | 1016 | |
mbed_official | 237:f3da66175598 | 1017 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 1018 | } |
mbed_official | 237:f3da66175598 | 1019 | |
mbed_official | 237:f3da66175598 | 1020 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 1021 | } |
mbed_official | 237:f3da66175598 | 1022 | else |
mbed_official | 237:f3da66175598 | 1023 | { |
mbed_official | 237:f3da66175598 | 1024 | return HAL_BUSY; |
mbed_official | 237:f3da66175598 | 1025 | } |
mbed_official | 237:f3da66175598 | 1026 | } |
mbed_official | 237:f3da66175598 | 1027 | |
mbed_official | 237:f3da66175598 | 1028 | /** |
mbed_official | 237:f3da66175598 | 1029 | * @} |
mbed_official | 237:f3da66175598 | 1030 | */ |
mbed_official | 237:f3da66175598 | 1031 | |
mbed_official | 237:f3da66175598 | 1032 | /** @defgroup HAL_IRDA_Group3 Peripheral Control functions |
mbed_official | 237:f3da66175598 | 1033 | * @brief IRDA control functions |
mbed_official | 237:f3da66175598 | 1034 | * |
mbed_official | 237:f3da66175598 | 1035 | @verbatim |
mbed_official | 237:f3da66175598 | 1036 | =============================================================================== |
mbed_official | 237:f3da66175598 | 1037 | ##### Peripheral Control functions ##### |
mbed_official | 237:f3da66175598 | 1038 | =============================================================================== |
mbed_official | 237:f3da66175598 | 1039 | [..] |
mbed_official | 237:f3da66175598 | 1040 | This subsection provides a set of functions allowing to control the IRDA. |
mbed_official | 237:f3da66175598 | 1041 | (+) HAL_IRDA_GetState() API can be helpful to check in run-time the state of the IRDA peripheral. |
mbed_official | 237:f3da66175598 | 1042 | (+) IRDA_SetConfig() API is used to configure the IRDA communications parameters. |
mbed_official | 237:f3da66175598 | 1043 | @endverbatim |
mbed_official | 237:f3da66175598 | 1044 | * @{ |
mbed_official | 237:f3da66175598 | 1045 | */ |
mbed_official | 237:f3da66175598 | 1046 | |
mbed_official | 237:f3da66175598 | 1047 | /** |
mbed_official | 237:f3da66175598 | 1048 | * @brief return the IRDA state |
mbed_official | 237:f3da66175598 | 1049 | * @param hirda: irda handle |
mbed_official | 237:f3da66175598 | 1050 | * @retval HAL state |
mbed_official | 237:f3da66175598 | 1051 | */ |
mbed_official | 237:f3da66175598 | 1052 | HAL_IRDA_StateTypeDef HAL_IRDA_GetState(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 1053 | { |
mbed_official | 237:f3da66175598 | 1054 | return hirda->State; |
mbed_official | 237:f3da66175598 | 1055 | } |
mbed_official | 237:f3da66175598 | 1056 | |
mbed_official | 237:f3da66175598 | 1057 | /** |
mbed_official | 237:f3da66175598 | 1058 | * @brief Return the IRDA error code |
mbed_official | 237:f3da66175598 | 1059 | * @param hirda : pointer to a IRDA_HandleTypeDef structure that contains |
mbed_official | 237:f3da66175598 | 1060 | * the configuration information for the specified IRDA. |
mbed_official | 237:f3da66175598 | 1061 | * @retval IRDA Error Code |
mbed_official | 237:f3da66175598 | 1062 | */ |
mbed_official | 237:f3da66175598 | 1063 | uint32_t HAL_IRDA_GetError(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 1064 | { |
mbed_official | 237:f3da66175598 | 1065 | return hirda->ErrorCode; |
mbed_official | 237:f3da66175598 | 1066 | } |
mbed_official | 237:f3da66175598 | 1067 | |
mbed_official | 237:f3da66175598 | 1068 | /** |
mbed_official | 237:f3da66175598 | 1069 | * @} |
mbed_official | 237:f3da66175598 | 1070 | */ |
mbed_official | 237:f3da66175598 | 1071 | |
mbed_official | 237:f3da66175598 | 1072 | /** |
mbed_official | 237:f3da66175598 | 1073 | * @brief Configure the IRDA peripheral |
mbed_official | 237:f3da66175598 | 1074 | * @param hirda: irda handle |
mbed_official | 237:f3da66175598 | 1075 | * @retval None |
mbed_official | 237:f3da66175598 | 1076 | */ |
mbed_official | 237:f3da66175598 | 1077 | static HAL_StatusTypeDef IRDA_SetConfig(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 1078 | { |
mbed_official | 237:f3da66175598 | 1079 | uint32_t tmpreg = 0x00000000; |
mbed_official | 237:f3da66175598 | 1080 | IRDA_ClockSourceTypeDef clocksource = IRDA_CLOCKSOURCE_UNDEFINED; |
mbed_official | 237:f3da66175598 | 1081 | HAL_StatusTypeDef ret = HAL_OK; |
mbed_official | 237:f3da66175598 | 1082 | |
mbed_official | 237:f3da66175598 | 1083 | /* Check the communication parameters */ |
mbed_official | 237:f3da66175598 | 1084 | assert_param(IS_IRDA_BAUDRATE(hirda->Init.BaudRate)); |
mbed_official | 237:f3da66175598 | 1085 | assert_param(IS_IRDA_WORD_LENGTH(hirda->Init.WordLength)); |
mbed_official | 237:f3da66175598 | 1086 | assert_param(IS_IRDA_PARITY(hirda->Init.Parity)); |
mbed_official | 237:f3da66175598 | 1087 | assert_param(IS_IRDA_TX_RX_MODE(hirda->Init.Mode)); |
mbed_official | 237:f3da66175598 | 1088 | assert_param(IS_IRDA_PRESCALER(hirda->Init.Prescaler)); |
mbed_official | 237:f3da66175598 | 1089 | assert_param(IS_IRDA_POWERMODE(hirda->Init.PowerMode)); |
mbed_official | 237:f3da66175598 | 1090 | |
mbed_official | 237:f3da66175598 | 1091 | |
mbed_official | 237:f3da66175598 | 1092 | |
mbed_official | 237:f3da66175598 | 1093 | |
mbed_official | 237:f3da66175598 | 1094 | /*-------------------------- USART CR1 Configuration -----------------------*/ |
mbed_official | 237:f3da66175598 | 1095 | /* Configure the IRDA Word Length, Parity and transfer Mode: |
mbed_official | 237:f3da66175598 | 1096 | Set the M bits according to hirda->Init.WordLength value |
mbed_official | 237:f3da66175598 | 1097 | Set PCE and PS bits according to hirda->Init.Parity value |
mbed_official | 237:f3da66175598 | 1098 | Set TE and RE bits according to hirda->Init.Mode value */ |
mbed_official | 237:f3da66175598 | 1099 | tmpreg = (uint32_t)hirda->Init.WordLength | hirda->Init.Parity | hirda->Init.Mode ; |
mbed_official | 237:f3da66175598 | 1100 | |
mbed_official | 237:f3da66175598 | 1101 | MODIFY_REG(hirda->Instance->CR1, IRDA_CR1_FIELDS, tmpreg); |
mbed_official | 237:f3da66175598 | 1102 | |
mbed_official | 237:f3da66175598 | 1103 | /*-------------------------- USART CR3 Configuration -----------------------*/ |
mbed_official | 237:f3da66175598 | 1104 | MODIFY_REG(hirda->Instance->CR3, USART_CR3_IRLP, hirda->Init.PowerMode); |
mbed_official | 237:f3da66175598 | 1105 | |
mbed_official | 237:f3da66175598 | 1106 | /*-------------------------- USART GTPR Configuration ----------------------*/ |
mbed_official | 237:f3da66175598 | 1107 | MODIFY_REG(hirda->Instance->GTPR, USART_GTPR_PSC, hirda->Init.Prescaler); |
mbed_official | 237:f3da66175598 | 1108 | |
mbed_official | 237:f3da66175598 | 1109 | /*-------------------------- USART BRR Configuration -----------------------*/ |
mbed_official | 237:f3da66175598 | 1110 | __HAL_IRDA_GETCLOCKSOURCE(hirda, clocksource); |
mbed_official | 237:f3da66175598 | 1111 | switch (clocksource) |
mbed_official | 237:f3da66175598 | 1112 | { |
mbed_official | 237:f3da66175598 | 1113 | case IRDA_CLOCKSOURCE_PCLK1: |
mbed_official | 237:f3da66175598 | 1114 | hirda->Instance->BRR = (uint16_t)(HAL_RCC_GetPCLK1Freq() / hirda->Init.BaudRate); |
mbed_official | 237:f3da66175598 | 1115 | break; |
mbed_official | 237:f3da66175598 | 1116 | case IRDA_CLOCKSOURCE_PCLK2: |
mbed_official | 237:f3da66175598 | 1117 | hirda->Instance->BRR = (uint16_t)(HAL_RCC_GetPCLK2Freq() / hirda->Init.BaudRate); |
mbed_official | 237:f3da66175598 | 1118 | break; |
mbed_official | 237:f3da66175598 | 1119 | case IRDA_CLOCKSOURCE_HSI: |
mbed_official | 237:f3da66175598 | 1120 | hirda->Instance->BRR = (uint16_t)(HSI_VALUE / hirda->Init.BaudRate); |
mbed_official | 237:f3da66175598 | 1121 | break; |
mbed_official | 237:f3da66175598 | 1122 | case IRDA_CLOCKSOURCE_SYSCLK: |
mbed_official | 237:f3da66175598 | 1123 | hirda->Instance->BRR = (uint16_t)(HAL_RCC_GetSysClockFreq() / hirda->Init.BaudRate); |
mbed_official | 237:f3da66175598 | 1124 | break; |
mbed_official | 237:f3da66175598 | 1125 | case IRDA_CLOCKSOURCE_LSE: |
mbed_official | 237:f3da66175598 | 1126 | hirda->Instance->BRR = (uint16_t)(LSE_VALUE / hirda->Init.BaudRate); |
mbed_official | 237:f3da66175598 | 1127 | break; |
mbed_official | 237:f3da66175598 | 1128 | case IRDA_CLOCKSOURCE_UNDEFINED: |
mbed_official | 237:f3da66175598 | 1129 | default: |
mbed_official | 237:f3da66175598 | 1130 | ret = HAL_ERROR; |
mbed_official | 237:f3da66175598 | 1131 | break; |
mbed_official | 237:f3da66175598 | 1132 | } |
mbed_official | 237:f3da66175598 | 1133 | |
mbed_official | 237:f3da66175598 | 1134 | return ret; |
mbed_official | 237:f3da66175598 | 1135 | } |
mbed_official | 237:f3da66175598 | 1136 | |
mbed_official | 237:f3da66175598 | 1137 | /** |
mbed_official | 237:f3da66175598 | 1138 | * @brief Check the IRDA Idle State |
mbed_official | 237:f3da66175598 | 1139 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 1140 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 1141 | */ |
mbed_official | 237:f3da66175598 | 1142 | static HAL_StatusTypeDef IRDA_CheckIdleState(IRDA_HandleTypeDef *hirda) |
mbed_official | 237:f3da66175598 | 1143 | { |
mbed_official | 237:f3da66175598 | 1144 | |
mbed_official | 237:f3da66175598 | 1145 | /* Initialize the IRDA ErrorCode */ |
mbed_official | 237:f3da66175598 | 1146 | hirda->ErrorCode = HAL_IRDA_ERROR_NONE; |
mbed_official | 237:f3da66175598 | 1147 | |
mbed_official | 237:f3da66175598 | 1148 | /* Check if the Transmitter is enabled */ |
mbed_official | 237:f3da66175598 | 1149 | if((hirda->Instance->CR1 & USART_CR1_TE) == USART_CR1_TE) |
mbed_official | 237:f3da66175598 | 1150 | { |
mbed_official | 237:f3da66175598 | 1151 | /* Wait until TEACK flag is set */ |
mbed_official | 237:f3da66175598 | 1152 | if(IRDA_WaitOnFlagUntilTimeout(hirda, USART_ISR_TEACK, RESET, TEACK_REACK_TIMEOUT) != HAL_OK) |
mbed_official | 237:f3da66175598 | 1153 | { |
mbed_official | 237:f3da66175598 | 1154 | /* Timeout Occured */ |
mbed_official | 237:f3da66175598 | 1155 | return HAL_TIMEOUT; |
mbed_official | 237:f3da66175598 | 1156 | } |
mbed_official | 237:f3da66175598 | 1157 | } |
mbed_official | 237:f3da66175598 | 1158 | /* Check if the Receiver is enabled */ |
mbed_official | 237:f3da66175598 | 1159 | if((hirda->Instance->CR1 & USART_CR1_RE) == USART_CR1_RE) |
mbed_official | 237:f3da66175598 | 1160 | { |
mbed_official | 237:f3da66175598 | 1161 | if(IRDA_WaitOnFlagUntilTimeout(hirda, USART_ISR_REACK, RESET, TEACK_REACK_TIMEOUT) != HAL_OK) |
mbed_official | 237:f3da66175598 | 1162 | { |
mbed_official | 237:f3da66175598 | 1163 | /* Timeout Occured */ |
mbed_official | 237:f3da66175598 | 1164 | return HAL_TIMEOUT; |
mbed_official | 237:f3da66175598 | 1165 | } |
mbed_official | 237:f3da66175598 | 1166 | } |
mbed_official | 237:f3da66175598 | 1167 | |
mbed_official | 237:f3da66175598 | 1168 | /* Initialize the IRDA state*/ |
mbed_official | 237:f3da66175598 | 1169 | hirda->State= HAL_IRDA_STATE_READY; |
mbed_official | 237:f3da66175598 | 1170 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 1171 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 1172 | |
mbed_official | 237:f3da66175598 | 1173 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 1174 | } |
mbed_official | 237:f3da66175598 | 1175 | |
mbed_official | 237:f3da66175598 | 1176 | |
mbed_official | 237:f3da66175598 | 1177 | /** |
mbed_official | 237:f3da66175598 | 1178 | * @brief Handle IRDA Communication Timeout. |
mbed_official | 237:f3da66175598 | 1179 | * @param hirda: IRDA handle |
mbed_official | 237:f3da66175598 | 1180 | * @param Flag: specifies the IRDA flag to check. |
mbed_official | 237:f3da66175598 | 1181 | * @param Status: the flag status (SET or RESET). The function is locked in a while loop as long as the flag remains set to Status. |
mbed_official | 237:f3da66175598 | 1182 | * @param Timeout: Timeout duration |
mbed_official | 237:f3da66175598 | 1183 | * @retval HAL status |
mbed_official | 237:f3da66175598 | 1184 | */ |
mbed_official | 237:f3da66175598 | 1185 | static HAL_StatusTypeDef IRDA_WaitOnFlagUntilTimeout(IRDA_HandleTypeDef *hirda, uint32_t Flag, FlagStatus Status, uint32_t Timeout) |
mbed_official | 237:f3da66175598 | 1186 | { |
mbed_official | 237:f3da66175598 | 1187 | uint32_t tickstart = HAL_GetTick(); |
mbed_official | 237:f3da66175598 | 1188 | |
mbed_official | 237:f3da66175598 | 1189 | /* Wait until flag is set */ |
mbed_official | 237:f3da66175598 | 1190 | if(Status == RESET) |
mbed_official | 237:f3da66175598 | 1191 | { |
mbed_official | 237:f3da66175598 | 1192 | while(__HAL_IRDA_GET_FLAG(hirda, Flag) == RESET) |
mbed_official | 237:f3da66175598 | 1193 | { |
mbed_official | 237:f3da66175598 | 1194 | /* Check for the Timeout */ |
mbed_official | 237:f3da66175598 | 1195 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 237:f3da66175598 | 1196 | { |
mbed_official | 237:f3da66175598 | 1197 | if((Timeout == 0) || ((HAL_GetTick()-tickstart) > Timeout)) |
mbed_official | 237:f3da66175598 | 1198 | { |
mbed_official | 237:f3da66175598 | 1199 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
mbed_official | 237:f3da66175598 | 1200 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TXE); |
mbed_official | 237:f3da66175598 | 1201 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
mbed_official | 237:f3da66175598 | 1202 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 237:f3da66175598 | 1203 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 237:f3da66175598 | 1204 | |
mbed_official | 237:f3da66175598 | 1205 | hirda->State= HAL_IRDA_STATE_TIMEOUT; |
mbed_official | 237:f3da66175598 | 1206 | |
mbed_official | 237:f3da66175598 | 1207 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 1208 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 1209 | |
mbed_official | 237:f3da66175598 | 1210 | return HAL_TIMEOUT; |
mbed_official | 237:f3da66175598 | 1211 | } |
mbed_official | 237:f3da66175598 | 1212 | } |
mbed_official | 237:f3da66175598 | 1213 | } |
mbed_official | 237:f3da66175598 | 1214 | } |
mbed_official | 237:f3da66175598 | 1215 | else |
mbed_official | 237:f3da66175598 | 1216 | { |
mbed_official | 237:f3da66175598 | 1217 | while(__HAL_IRDA_GET_FLAG(hirda, Flag) != RESET) |
mbed_official | 237:f3da66175598 | 1218 | { |
mbed_official | 237:f3da66175598 | 1219 | /* Check for the Timeout */ |
mbed_official | 237:f3da66175598 | 1220 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 237:f3da66175598 | 1221 | { |
mbed_official | 237:f3da66175598 | 1222 | if((Timeout == 0) || ((HAL_GetTick()-tickstart) > Timeout)) |
mbed_official | 237:f3da66175598 | 1223 | { |
mbed_official | 237:f3da66175598 | 1224 | /* Disable TXE, RXNE, PE and ERR (Frame error, noise error, overrun error) interrupts for the interrupt process */ |
mbed_official | 237:f3da66175598 | 1225 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_TXE); |
mbed_official | 237:f3da66175598 | 1226 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_RXNE); |
mbed_official | 237:f3da66175598 | 1227 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_PE); |
mbed_official | 237:f3da66175598 | 1228 | __HAL_IRDA_DISABLE_IT(hirda, IRDA_IT_ERR); |
mbed_official | 237:f3da66175598 | 1229 | |
mbed_official | 237:f3da66175598 | 1230 | hirda->State= HAL_IRDA_STATE_TIMEOUT; |
mbed_official | 237:f3da66175598 | 1231 | |
mbed_official | 237:f3da66175598 | 1232 | /* Process Unlocked */ |
mbed_official | 237:f3da66175598 | 1233 | __HAL_UNLOCK(hirda); |
mbed_official | 237:f3da66175598 | 1234 | |
mbed_official | 237:f3da66175598 | 1235 | return HAL_TIMEOUT; |
mbed_official | 237:f3da66175598 | 1236 | } |
mbed_official | 237:f3da66175598 | 1237 | } |
mbed_official | 237:f3da66175598 | 1238 | } |
mbed_official | 237:f3da66175598 | 1239 | } |
mbed_official | 237:f3da66175598 | 1240 | return HAL_OK; |
mbed_official | 237:f3da66175598 | 1241 | } |
mbed_official | 237:f3da66175598 | 1242 | |
mbed_official | 237:f3da66175598 | 1243 | /** |
mbed_official | 237:f3da66175598 | 1244 | * @} |
mbed_official | 237:f3da66175598 | 1245 | */ |
mbed_official | 237:f3da66175598 | 1246 | |
mbed_official | 237:f3da66175598 | 1247 | #endif /* HAL_IRDA_MODULE_ENABLED */ |
mbed_official | 237:f3da66175598 | 1248 | /** |
mbed_official | 237:f3da66175598 | 1249 | * @} |
mbed_official | 237:f3da66175598 | 1250 | */ |
mbed_official | 237:f3da66175598 | 1251 | |
mbed_official | 237:f3da66175598 | 1252 | /** |
mbed_official | 237:f3da66175598 | 1253 | * @} |
mbed_official | 237:f3da66175598 | 1254 | */ |
mbed_official | 237:f3da66175598 | 1255 | |
mbed_official | 237:f3da66175598 | 1256 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |