fix LPC812 PWM
Fork of mbed-dev by
targets/cmsis/TARGET_STM/TARGET_STM32L1/stm32l1xx_hal_smartcard.c@129:2e517c56bcfb, 2016-05-16 (annotated)
- Committer:
- nameless129
- Date:
- Mon May 16 16:50:30 2016 +0000
- Revision:
- 129:2e517c56bcfb
- Parent:
- 0:9b334a45a8ff
PWM Fix:Duty 0%??H???????????????
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 0:9b334a45a8ff | 1 | /** |
bogdanm | 0:9b334a45a8ff | 2 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 3 | * @file stm32l1xx_hal_smartcard.c |
bogdanm | 0:9b334a45a8ff | 4 | * @author MCD Application Team |
bogdanm | 0:9b334a45a8ff | 5 | * @version V1.0.0 |
bogdanm | 0:9b334a45a8ff | 6 | * @date 5-September-2014 |
bogdanm | 0:9b334a45a8ff | 7 | * @brief SMARTCARD HAL module driver. |
bogdanm | 0:9b334a45a8ff | 8 | * This file provides firmware functions to manage the following |
bogdanm | 0:9b334a45a8ff | 9 | * functionalities of the SMARTCARD peripheral: |
bogdanm | 0:9b334a45a8ff | 10 | * + Initialization and de-initialization functions |
bogdanm | 0:9b334a45a8ff | 11 | * + IO operation functions |
bogdanm | 0:9b334a45a8ff | 12 | * + Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 13 | * + Peripheral Control functions |
bogdanm | 0:9b334a45a8ff | 14 | * |
bogdanm | 0:9b334a45a8ff | 15 | @verbatim |
bogdanm | 0:9b334a45a8ff | 16 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 17 | ##### How to use this driver ##### |
bogdanm | 0:9b334a45a8ff | 18 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 19 | [..] |
bogdanm | 0:9b334a45a8ff | 20 | The SMARTCARD HAL driver can be used as follows: |
bogdanm | 0:9b334a45a8ff | 21 | |
bogdanm | 0:9b334a45a8ff | 22 | (#) Declare a SMARTCARD_HandleTypeDef handle structure. |
bogdanm | 0:9b334a45a8ff | 23 | (#) Initialize the SMARTCARD low level resources by implementing the HAL_SMARTCARD_MspInit() API: |
bogdanm | 0:9b334a45a8ff | 24 | (##) Enable the USARTx interface clock. |
bogdanm | 0:9b334a45a8ff | 25 | (##) SMARTCARD pins configuration: |
bogdanm | 0:9b334a45a8ff | 26 | (+++) Enable the clock for the SMARTCARD GPIOs. |
bogdanm | 0:9b334a45a8ff | 27 | (+++) Configure these SMARTCARD pins as alternate function pull-up. |
bogdanm | 0:9b334a45a8ff | 28 | (##) NVIC configuration if you need to use interrupt process (HAL_SMARTCARD_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 29 | and HAL_SMARTCARD_Receive_IT() APIs): |
bogdanm | 0:9b334a45a8ff | 30 | (+++) Configure the USARTx interrupt priority. |
bogdanm | 0:9b334a45a8ff | 31 | (+++) Enable the NVIC USART IRQ handle. |
bogdanm | 0:9b334a45a8ff | 32 | (##) DMA Configuration if you need to use DMA process (HAL_SMARTCARD_Transmit_DMA() |
bogdanm | 0:9b334a45a8ff | 33 | and HAL_SMARTCARD_Receive_DMA() APIs): |
bogdanm | 0:9b334a45a8ff | 34 | (+++) Declare a DMA handle structure for the Tx/Rx channel. |
bogdanm | 0:9b334a45a8ff | 35 | (+++) Enable the DMAx interface clock. |
bogdanm | 0:9b334a45a8ff | 36 | (+++) Configure the declared DMA handle structure with the required Tx/Rx parameters. |
bogdanm | 0:9b334a45a8ff | 37 | (+++) Configure the DMA Tx/Rx channel. |
bogdanm | 0:9b334a45a8ff | 38 | (+++) Associate the initilalized DMA handle to the SMARTCARD DMA Tx/Rx handle. |
bogdanm | 0:9b334a45a8ff | 39 | (+++) Configure the priority and enable the NVIC for the transfer complete interrupt on the DMA Tx/Rx channel. |
bogdanm | 0:9b334a45a8ff | 40 | |
bogdanm | 0:9b334a45a8ff | 41 | (#) Program the Baud Rate, Word Length , Stop Bit, Parity, Hardware |
bogdanm | 0:9b334a45a8ff | 42 | flow control and Mode(Receiver/Transmitter) in the SMARTCARD Init structure. |
bogdanm | 0:9b334a45a8ff | 43 | |
bogdanm | 0:9b334a45a8ff | 44 | (#) Initialize the SMARTCARD registers by calling the HAL_SMARTCARD_Init() API: |
bogdanm | 0:9b334a45a8ff | 45 | (++) This API configures also the low level Hardware GPIO, CLOCK, CORTEX...etc) |
bogdanm | 0:9b334a45a8ff | 46 | by calling the customed HAL_SMARTCARD_MspInit(&hsc) API. |
bogdanm | 0:9b334a45a8ff | 47 | |
bogdanm | 0:9b334a45a8ff | 48 | -@@- The specific SMARTCARD interrupts (Transmission complete interrupt, |
bogdanm | 0:9b334a45a8ff | 49 | RXNE interrupt and Error Interrupts) will be managed using the macros |
bogdanm | 0:9b334a45a8ff | 50 | __HAL_SMARTCARD_ENABLE_IT() and __HAL_SMARTCARD_DISABLE_IT() inside the transmit and receive process. |
bogdanm | 0:9b334a45a8ff | 51 | |
bogdanm | 0:9b334a45a8ff | 52 | (#) Three operation modes are available within this driver : |
bogdanm | 0:9b334a45a8ff | 53 | |
bogdanm | 0:9b334a45a8ff | 54 | *** Polling mode IO operation *** |
bogdanm | 0:9b334a45a8ff | 55 | ================================= |
bogdanm | 0:9b334a45a8ff | 56 | [..] |
bogdanm | 0:9b334a45a8ff | 57 | (+) Send an amount of data in blocking mode using HAL_SMARTCARD_Transmit() |
bogdanm | 0:9b334a45a8ff | 58 | (+) Receive an amount of data in blocking mode using HAL_SMARTCARD_Receive() |
bogdanm | 0:9b334a45a8ff | 59 | |
bogdanm | 0:9b334a45a8ff | 60 | *** Interrupt mode IO operation *** |
bogdanm | 0:9b334a45a8ff | 61 | =================================== |
bogdanm | 0:9b334a45a8ff | 62 | [..] |
bogdanm | 0:9b334a45a8ff | 63 | (+) Send an amount of data in non blocking mode using HAL_SMARTCARD_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 64 | (+) At transmission end of transfer HAL_SMARTCARD_TxCpltCallback is executed and user can |
bogdanm | 0:9b334a45a8ff | 65 | add his own code by customization of function pointer HAL_SMARTCARD_TxCpltCallback |
bogdanm | 0:9b334a45a8ff | 66 | (+) Receive an amount of data in non blocking mode using HAL_SMARTCARD_Receive_IT() |
bogdanm | 0:9b334a45a8ff | 67 | (+) At reception end of transfer HAL_SMARTCARD_RxCpltCallback is executed and user can |
bogdanm | 0:9b334a45a8ff | 68 | add his own code by customization of function pointer HAL_SMARTCARD_RxCpltCallback |
bogdanm | 0:9b334a45a8ff | 69 | (+) In case of transfer Error, HAL_SMARTCARD_ErrorCallback() function is executed and user can |
bogdanm | 0:9b334a45a8ff | 70 | add his own code by customization of function pointer HAL_SMARTCARD_ErrorCallback |
bogdanm | 0:9b334a45a8ff | 71 | |
bogdanm | 0:9b334a45a8ff | 72 | *** DMA mode IO operation *** |
bogdanm | 0:9b334a45a8ff | 73 | ============================== |
bogdanm | 0:9b334a45a8ff | 74 | [..] |
bogdanm | 0:9b334a45a8ff | 75 | (+) Send an amount of data in non blocking mode (DMA) using HAL_SMARTCARD_Transmit_DMA() |
bogdanm | 0:9b334a45a8ff | 76 | (+) At transmission end of transfer HAL_SMARTCARD_TxCpltCallback is executed and user can |
bogdanm | 0:9b334a45a8ff | 77 | add his own code by customization of function pointer HAL_SMARTCARD_TxCpltCallback |
bogdanm | 0:9b334a45a8ff | 78 | (+) Receive an amount of data in non blocking mode (DMA) using HAL_SMARTCARD_Receive_DMA() |
bogdanm | 0:9b334a45a8ff | 79 | (+) At reception end of transfer HAL_SMARTCARD_RxCpltCallback is executed and user can |
bogdanm | 0:9b334a45a8ff | 80 | add his own code by customization of function pointer HAL_SMARTCARD_RxCpltCallback |
bogdanm | 0:9b334a45a8ff | 81 | (+) In case of transfer Error, HAL_SMARTCARD_ErrorCallback() function is executed and user can |
bogdanm | 0:9b334a45a8ff | 82 | add his own code by customization of function pointer HAL_SMARTCARD_ErrorCallback |
bogdanm | 0:9b334a45a8ff | 83 | |
bogdanm | 0:9b334a45a8ff | 84 | *** SMARTCARD HAL driver macros list *** |
bogdanm | 0:9b334a45a8ff | 85 | ======================================== |
bogdanm | 0:9b334a45a8ff | 86 | [..] |
bogdanm | 0:9b334a45a8ff | 87 | Below the list of most used macros in SMARTCARD HAL driver. |
bogdanm | 0:9b334a45a8ff | 88 | |
bogdanm | 0:9b334a45a8ff | 89 | (+) __HAL_SMARTCARD_ENABLE: Enable the SMARTCARD peripheral |
bogdanm | 0:9b334a45a8ff | 90 | (+) __HAL_SMARTCARD_DISABLE: Disable the SMARTCARD peripheral |
bogdanm | 0:9b334a45a8ff | 91 | (+) __HAL_SMARTCARD_GET_FLAG : Check whether the specified SMARTCARD flag is set or not |
bogdanm | 0:9b334a45a8ff | 92 | (+) __HAL_SMARTCARD_CLEAR_FLAG : Clear the specified SMARTCARD pending flag |
bogdanm | 0:9b334a45a8ff | 93 | (+) __HAL_SMARTCARD_ENABLE_IT: Enable the specified SMARTCARD interrupt |
bogdanm | 0:9b334a45a8ff | 94 | (+) __HAL_SMARTCARD_DISABLE_IT: Disable the specified SMARTCARD interrupt |
bogdanm | 0:9b334a45a8ff | 95 | |
bogdanm | 0:9b334a45a8ff | 96 | [..] |
bogdanm | 0:9b334a45a8ff | 97 | (@) You can refer to the SMARTCARD HAL driver header file for more useful macros |
bogdanm | 0:9b334a45a8ff | 98 | |
bogdanm | 0:9b334a45a8ff | 99 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 100 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 101 | * @attention |
bogdanm | 0:9b334a45a8ff | 102 | * |
bogdanm | 0:9b334a45a8ff | 103 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
bogdanm | 0:9b334a45a8ff | 104 | * |
bogdanm | 0:9b334a45a8ff | 105 | * Redistribution and use in source and binary forms, with or without modification, |
bogdanm | 0:9b334a45a8ff | 106 | * are permitted provided that the following conditions are met: |
bogdanm | 0:9b334a45a8ff | 107 | * 1. Redistributions of source code must retain the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 108 | * this list of conditions and the following disclaimer. |
bogdanm | 0:9b334a45a8ff | 109 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 110 | * this list of conditions and the following disclaimer in the documentation |
bogdanm | 0:9b334a45a8ff | 111 | * and/or other materials provided with the distribution. |
bogdanm | 0:9b334a45a8ff | 112 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
bogdanm | 0:9b334a45a8ff | 113 | * may be used to endorse or promote products derived from this software |
bogdanm | 0:9b334a45a8ff | 114 | * without specific prior written permission. |
bogdanm | 0:9b334a45a8ff | 115 | * |
bogdanm | 0:9b334a45a8ff | 116 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
bogdanm | 0:9b334a45a8ff | 117 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
bogdanm | 0:9b334a45a8ff | 118 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
bogdanm | 0:9b334a45a8ff | 119 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
bogdanm | 0:9b334a45a8ff | 120 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
bogdanm | 0:9b334a45a8ff | 121 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
bogdanm | 0:9b334a45a8ff | 122 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
bogdanm | 0:9b334a45a8ff | 123 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
bogdanm | 0:9b334a45a8ff | 124 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
bogdanm | 0:9b334a45a8ff | 125 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
bogdanm | 0:9b334a45a8ff | 126 | * |
bogdanm | 0:9b334a45a8ff | 127 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 128 | */ |
bogdanm | 0:9b334a45a8ff | 129 | |
bogdanm | 0:9b334a45a8ff | 130 | /* Includes ------------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 131 | #include "stm32l1xx_hal.h" |
bogdanm | 0:9b334a45a8ff | 132 | |
bogdanm | 0:9b334a45a8ff | 133 | /** @addtogroup STM32L1xx_HAL_Driver |
bogdanm | 0:9b334a45a8ff | 134 | * @{ |
bogdanm | 0:9b334a45a8ff | 135 | */ |
bogdanm | 0:9b334a45a8ff | 136 | |
bogdanm | 0:9b334a45a8ff | 137 | /** @defgroup SMARTCARD SMARTCARD |
bogdanm | 0:9b334a45a8ff | 138 | * @brief HAL SMARTCARD module driver |
bogdanm | 0:9b334a45a8ff | 139 | * @{ |
bogdanm | 0:9b334a45a8ff | 140 | */ |
bogdanm | 0:9b334a45a8ff | 141 | |
bogdanm | 0:9b334a45a8ff | 142 | #ifdef HAL_SMARTCARD_MODULE_ENABLED |
bogdanm | 0:9b334a45a8ff | 143 | |
bogdanm | 0:9b334a45a8ff | 144 | /* Private typedef -----------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 145 | /* Private define ------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 146 | /** @defgroup SMARTCARD_Private_Constants SMARTCARD Private Constants |
bogdanm | 0:9b334a45a8ff | 147 | * @{ |
bogdanm | 0:9b334a45a8ff | 148 | */ |
bogdanm | 0:9b334a45a8ff | 149 | #define SMARTCARD_TIMEOUT_VALUE 22000 |
bogdanm | 0:9b334a45a8ff | 150 | /** |
bogdanm | 0:9b334a45a8ff | 151 | * @} |
bogdanm | 0:9b334a45a8ff | 152 | */ |
bogdanm | 0:9b334a45a8ff | 153 | |
bogdanm | 0:9b334a45a8ff | 154 | /* Private macro -------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 155 | /* Private variables ---------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 156 | /* Private function prototypes -----------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 157 | /** @addtogroup SMARTCARD_Private_Functions SMARTCARD Private Functions |
bogdanm | 0:9b334a45a8ff | 158 | * @{ |
bogdanm | 0:9b334a45a8ff | 159 | */ |
bogdanm | 0:9b334a45a8ff | 160 | static HAL_StatusTypeDef SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc); |
bogdanm | 0:9b334a45a8ff | 161 | static HAL_StatusTypeDef SMARTCARD_EndTransmit_IT(SMARTCARD_HandleTypeDef *hsmartcard); |
bogdanm | 0:9b334a45a8ff | 162 | static HAL_StatusTypeDef SMARTCARD_Receive_IT(SMARTCARD_HandleTypeDef *hsc); |
bogdanm | 0:9b334a45a8ff | 163 | static void SMARTCARD_SetConfig (SMARTCARD_HandleTypeDef *hsc); |
bogdanm | 0:9b334a45a8ff | 164 | static void SMARTCARD_DMATransmitCplt(DMA_HandleTypeDef *hdma); |
bogdanm | 0:9b334a45a8ff | 165 | static void SMARTCARD_DMAReceiveCplt(DMA_HandleTypeDef *hdma); |
bogdanm | 0:9b334a45a8ff | 166 | static void SMARTCARD_DMAError(DMA_HandleTypeDef *hdma); |
bogdanm | 0:9b334a45a8ff | 167 | static HAL_StatusTypeDef SMARTCARD_WaitOnFlagUntilTimeout(SMARTCARD_HandleTypeDef *hsc, uint32_t Flag, FlagStatus Status, uint32_t Timeout); |
bogdanm | 0:9b334a45a8ff | 168 | /** |
bogdanm | 0:9b334a45a8ff | 169 | * @} |
bogdanm | 0:9b334a45a8ff | 170 | */ |
bogdanm | 0:9b334a45a8ff | 171 | |
bogdanm | 0:9b334a45a8ff | 172 | /* Exported functions ---------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 173 | |
bogdanm | 0:9b334a45a8ff | 174 | /** @defgroup SMARTCARD_Exported_Functions SMARTCARD Exported Functions |
bogdanm | 0:9b334a45a8ff | 175 | * @{ |
bogdanm | 0:9b334a45a8ff | 176 | */ |
bogdanm | 0:9b334a45a8ff | 177 | |
bogdanm | 0:9b334a45a8ff | 178 | /** @defgroup SMARTCARD_Exported_Functions_Group1 SmartCard Initialization and de-initialization functions |
bogdanm | 0:9b334a45a8ff | 179 | * @brief Initialization and Configuration functions |
bogdanm | 0:9b334a45a8ff | 180 | * |
bogdanm | 0:9b334a45a8ff | 181 | @verbatim |
bogdanm | 0:9b334a45a8ff | 182 | |
bogdanm | 0:9b334a45a8ff | 183 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 184 | ##### Initialization and Configuration functions ##### |
bogdanm | 0:9b334a45a8ff | 185 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 186 | [..] |
bogdanm | 0:9b334a45a8ff | 187 | This subsection provides a set of functions allowing to initialize the USART |
bogdanm | 0:9b334a45a8ff | 188 | in Smartcard mode. |
bogdanm | 0:9b334a45a8ff | 189 | [..] |
bogdanm | 0:9b334a45a8ff | 190 | The Smartcard interface is designed to support asynchronous protocol Smartcards as |
bogdanm | 0:9b334a45a8ff | 191 | defined in the ISO 7816-3 standard. |
bogdanm | 0:9b334a45a8ff | 192 | [..] |
bogdanm | 0:9b334a45a8ff | 193 | The USART can provide a clock to the smartcard through the SCLK output. |
bogdanm | 0:9b334a45a8ff | 194 | In smartcard mode, SCLK is not associated to the communication but is simply derived |
bogdanm | 0:9b334a45a8ff | 195 | from the internal peripheral input clock through a 5-bit prescaler. |
bogdanm | 0:9b334a45a8ff | 196 | [..] |
bogdanm | 0:9b334a45a8ff | 197 | (+) For the Smartcard mode only these parameters can be configured: |
bogdanm | 0:9b334a45a8ff | 198 | (++) Baud Rate |
bogdanm | 0:9b334a45a8ff | 199 | (++) Word Length => Should be 9 bits (8 bits + parity) |
bogdanm | 0:9b334a45a8ff | 200 | (++) Stop Bit |
bogdanm | 0:9b334a45a8ff | 201 | (++) Parity: => Should be enabled |
bogdanm | 0:9b334a45a8ff | 202 | +-------------------------------------------------------------+ |
bogdanm | 0:9b334a45a8ff | 203 | | M bit | PCE bit | SMARTCARD frame | |
bogdanm | 0:9b334a45a8ff | 204 | |---------------------|---------------------------------------| |
bogdanm | 0:9b334a45a8ff | 205 | | 1 | 1 | | SB | 8 bit data | PB | STB | | |
bogdanm | 0:9b334a45a8ff | 206 | +-------------------------------------------------------------+ |
bogdanm | 0:9b334a45a8ff | 207 | (++) USART polarity |
bogdanm | 0:9b334a45a8ff | 208 | (++) USART phase |
bogdanm | 0:9b334a45a8ff | 209 | (++) USART LastBit |
bogdanm | 0:9b334a45a8ff | 210 | (++) Receiver/transmitter modes |
bogdanm | 0:9b334a45a8ff | 211 | (++) Prescaler |
bogdanm | 0:9b334a45a8ff | 212 | (++) GuardTime |
bogdanm | 0:9b334a45a8ff | 213 | (++) NACKState: The Smartcard NACK state |
bogdanm | 0:9b334a45a8ff | 214 | |
bogdanm | 0:9b334a45a8ff | 215 | (+) Recommended SmartCard interface configuration to get the Answer to Reset from the Card: |
bogdanm | 0:9b334a45a8ff | 216 | (++) Word Length = 9 Bits |
bogdanm | 0:9b334a45a8ff | 217 | (++) 1.5 Stop Bit |
bogdanm | 0:9b334a45a8ff | 218 | (++) Even parity |
bogdanm | 0:9b334a45a8ff | 219 | (++) BaudRate = 12096 baud |
bogdanm | 0:9b334a45a8ff | 220 | (++) Tx and Rx enabled |
bogdanm | 0:9b334a45a8ff | 221 | [..] |
bogdanm | 0:9b334a45a8ff | 222 | Please refer to the ISO 7816-3 specification for more details. |
bogdanm | 0:9b334a45a8ff | 223 | |
bogdanm | 0:9b334a45a8ff | 224 | -@- It is also possible to choose 0.5 stop bit for receiving but it is recommended |
bogdanm | 0:9b334a45a8ff | 225 | to use 1.5 stop bits for both transmitting and receiving to avoid switching |
bogdanm | 0:9b334a45a8ff | 226 | between the two configurations. |
bogdanm | 0:9b334a45a8ff | 227 | [..] |
bogdanm | 0:9b334a45a8ff | 228 | The HAL_SMARTCARD_Init() function follows the USART SmartCard configuration |
bogdanm | 0:9b334a45a8ff | 229 | procedure (details for the procedure are available in reference manual (RM0038)). |
bogdanm | 0:9b334a45a8ff | 230 | |
bogdanm | 0:9b334a45a8ff | 231 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 232 | * @{ |
bogdanm | 0:9b334a45a8ff | 233 | */ |
bogdanm | 0:9b334a45a8ff | 234 | |
bogdanm | 0:9b334a45a8ff | 235 | /** |
bogdanm | 0:9b334a45a8ff | 236 | * @brief Initializes the SmartCard mode according to the specified |
bogdanm | 0:9b334a45a8ff | 237 | * parameters in the SMARTCARD_HandleTypeDef and create the associated handle. |
bogdanm | 0:9b334a45a8ff | 238 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 239 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 240 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 241 | */ |
bogdanm | 0:9b334a45a8ff | 242 | HAL_StatusTypeDef HAL_SMARTCARD_Init(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 243 | { |
bogdanm | 0:9b334a45a8ff | 244 | /* Check the SMARTCARD handle allocation */ |
bogdanm | 0:9b334a45a8ff | 245 | if(hsc == HAL_NULL) |
bogdanm | 0:9b334a45a8ff | 246 | { |
bogdanm | 0:9b334a45a8ff | 247 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 248 | } |
bogdanm | 0:9b334a45a8ff | 249 | |
bogdanm | 0:9b334a45a8ff | 250 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 251 | assert_param(IS_SMARTCARD_INSTANCE(hsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 252 | assert_param(IS_SMARTCARD_NACK_STATE(hsc->Init.NACKState)); |
bogdanm | 0:9b334a45a8ff | 253 | |
bogdanm | 0:9b334a45a8ff | 254 | if(hsc->State == HAL_SMARTCARD_STATE_RESET) |
bogdanm | 0:9b334a45a8ff | 255 | { |
bogdanm | 0:9b334a45a8ff | 256 | /* Init the low level hardware */ |
bogdanm | 0:9b334a45a8ff | 257 | HAL_SMARTCARD_MspInit(hsc); |
bogdanm | 0:9b334a45a8ff | 258 | } |
bogdanm | 0:9b334a45a8ff | 259 | |
bogdanm | 0:9b334a45a8ff | 260 | hsc->State = HAL_SMARTCARD_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 261 | |
bogdanm | 0:9b334a45a8ff | 262 | /* Set the Prescaler */ |
bogdanm | 0:9b334a45a8ff | 263 | MODIFY_REG(hsc->Instance->GTPR, USART_GTPR_PSC, hsc->Init.Prescaler); |
bogdanm | 0:9b334a45a8ff | 264 | |
bogdanm | 0:9b334a45a8ff | 265 | /* Set the Guard Time */ |
bogdanm | 0:9b334a45a8ff | 266 | MODIFY_REG(hsc->Instance->GTPR, USART_GTPR_GT, ((hsc->Init.GuardTime)<<8)); |
bogdanm | 0:9b334a45a8ff | 267 | |
bogdanm | 0:9b334a45a8ff | 268 | /* Set the Smartcard Communication parameters */ |
bogdanm | 0:9b334a45a8ff | 269 | SMARTCARD_SetConfig(hsc); |
bogdanm | 0:9b334a45a8ff | 270 | |
bogdanm | 0:9b334a45a8ff | 271 | /* In SmartCard mode, the following bits must be kept cleared: |
bogdanm | 0:9b334a45a8ff | 272 | - LINEN bit in the USART_CR2 register |
bogdanm | 0:9b334a45a8ff | 273 | - HDSEL and IREN bits in the USART_CR3 register.*/ |
bogdanm | 0:9b334a45a8ff | 274 | CLEAR_BIT(hsc->Instance->CR2, USART_CR2_LINEN); |
bogdanm | 0:9b334a45a8ff | 275 | CLEAR_BIT(hsc->Instance->CR3, (USART_CR3_IREN | USART_CR3_HDSEL)); |
bogdanm | 0:9b334a45a8ff | 276 | |
bogdanm | 0:9b334a45a8ff | 277 | /* Enable the SMARTCARD Parity Error Interrupt */ |
bogdanm | 0:9b334a45a8ff | 278 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_PE); |
bogdanm | 0:9b334a45a8ff | 279 | |
bogdanm | 0:9b334a45a8ff | 280 | /* Enable the SMARTCARD Framing Error Interrupt */ |
bogdanm | 0:9b334a45a8ff | 281 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 282 | |
bogdanm | 0:9b334a45a8ff | 283 | /* Enable the Peripharal */ |
bogdanm | 0:9b334a45a8ff | 284 | __HAL_SMARTCARD_ENABLE(hsc); |
bogdanm | 0:9b334a45a8ff | 285 | |
bogdanm | 0:9b334a45a8ff | 286 | /* Configure the Smartcard NACK state */ |
bogdanm | 0:9b334a45a8ff | 287 | MODIFY_REG(hsc->Instance->CR3, USART_CR3_NACK, hsc->Init.NACKState); |
bogdanm | 0:9b334a45a8ff | 288 | |
bogdanm | 0:9b334a45a8ff | 289 | /* Enable the SC mode by setting the SCEN bit in the CR3 register */ |
bogdanm | 0:9b334a45a8ff | 290 | SET_BIT(hsc->Instance->CR3, USART_CR3_SCEN); |
bogdanm | 0:9b334a45a8ff | 291 | |
bogdanm | 0:9b334a45a8ff | 292 | /* Initialize the SMARTCARD state*/ |
bogdanm | 0:9b334a45a8ff | 293 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 294 | hsc->State= HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 295 | |
bogdanm | 0:9b334a45a8ff | 296 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 297 | } |
bogdanm | 0:9b334a45a8ff | 298 | |
bogdanm | 0:9b334a45a8ff | 299 | /** |
bogdanm | 0:9b334a45a8ff | 300 | * @brief DeInitializes the SMARTCARD peripheral |
bogdanm | 0:9b334a45a8ff | 301 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 302 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 303 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 304 | */ |
bogdanm | 0:9b334a45a8ff | 305 | HAL_StatusTypeDef HAL_SMARTCARD_DeInit(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 306 | { |
bogdanm | 0:9b334a45a8ff | 307 | /* Check the SMARTCARD handle allocation */ |
bogdanm | 0:9b334a45a8ff | 308 | if(hsc == HAL_NULL) |
bogdanm | 0:9b334a45a8ff | 309 | { |
bogdanm | 0:9b334a45a8ff | 310 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 311 | } |
bogdanm | 0:9b334a45a8ff | 312 | |
bogdanm | 0:9b334a45a8ff | 313 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 314 | assert_param(IS_SMARTCARD_INSTANCE(hsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 315 | |
bogdanm | 0:9b334a45a8ff | 316 | hsc->State = HAL_SMARTCARD_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 317 | |
bogdanm | 0:9b334a45a8ff | 318 | /* Disable the Peripheral */ |
bogdanm | 0:9b334a45a8ff | 319 | __HAL_SMARTCARD_DISABLE(hsc); |
bogdanm | 0:9b334a45a8ff | 320 | |
bogdanm | 0:9b334a45a8ff | 321 | /* DeInit the low level hardware */ |
bogdanm | 0:9b334a45a8ff | 322 | HAL_SMARTCARD_MspDeInit(hsc); |
bogdanm | 0:9b334a45a8ff | 323 | |
bogdanm | 0:9b334a45a8ff | 324 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 325 | hsc->State = HAL_SMARTCARD_STATE_RESET; |
bogdanm | 0:9b334a45a8ff | 326 | |
bogdanm | 0:9b334a45a8ff | 327 | /* Release Lock */ |
bogdanm | 0:9b334a45a8ff | 328 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 329 | |
bogdanm | 0:9b334a45a8ff | 330 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 331 | } |
bogdanm | 0:9b334a45a8ff | 332 | |
bogdanm | 0:9b334a45a8ff | 333 | /** |
bogdanm | 0:9b334a45a8ff | 334 | * @brief SMARTCARD MSP Init. |
bogdanm | 0:9b334a45a8ff | 335 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 336 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 337 | * @retval None |
bogdanm | 0:9b334a45a8ff | 338 | */ |
bogdanm | 0:9b334a45a8ff | 339 | __weak void HAL_SMARTCARD_MspInit(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 340 | { |
bogdanm | 0:9b334a45a8ff | 341 | /* NOTE: This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 342 | the HAL_SMARTCARD_MspInit can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 343 | */ |
bogdanm | 0:9b334a45a8ff | 344 | } |
bogdanm | 0:9b334a45a8ff | 345 | |
bogdanm | 0:9b334a45a8ff | 346 | /** |
bogdanm | 0:9b334a45a8ff | 347 | * @brief SMARTCARD MSP DeInit. |
bogdanm | 0:9b334a45a8ff | 348 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 349 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 350 | * @retval None |
bogdanm | 0:9b334a45a8ff | 351 | */ |
bogdanm | 0:9b334a45a8ff | 352 | __weak void HAL_SMARTCARD_MspDeInit(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 353 | { |
bogdanm | 0:9b334a45a8ff | 354 | /* NOTE: This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 355 | the HAL_SMARTCARD_MspDeInit can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 356 | */ |
bogdanm | 0:9b334a45a8ff | 357 | } |
bogdanm | 0:9b334a45a8ff | 358 | |
bogdanm | 0:9b334a45a8ff | 359 | /** |
bogdanm | 0:9b334a45a8ff | 360 | * @} |
bogdanm | 0:9b334a45a8ff | 361 | */ |
bogdanm | 0:9b334a45a8ff | 362 | |
bogdanm | 0:9b334a45a8ff | 363 | /** @defgroup SMARTCARD_Exported_Functions_Group2 IO operation functions |
bogdanm | 0:9b334a45a8ff | 364 | * @brief SMARTCARD Transmit and Receive functions |
bogdanm | 0:9b334a45a8ff | 365 | * |
bogdanm | 0:9b334a45a8ff | 366 | @verbatim |
bogdanm | 0:9b334a45a8ff | 367 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 368 | ##### IO operation functions ##### |
bogdanm | 0:9b334a45a8ff | 369 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 370 | [..] |
bogdanm | 0:9b334a45a8ff | 371 | This subsection provides a set of functions allowing to manage the SMARTCARD data transfers. |
bogdanm | 0:9b334a45a8ff | 372 | |
bogdanm | 0:9b334a45a8ff | 373 | [..] |
bogdanm | 0:9b334a45a8ff | 374 | Smartcard is a single wire half duplex communication protocol. |
bogdanm | 0:9b334a45a8ff | 375 | The Smartcard interface is designed to support asynchronous protocol Smartcards as |
bogdanm | 0:9b334a45a8ff | 376 | defined in the ISO 7816-3 standard. The USART should be configured as: |
bogdanm | 0:9b334a45a8ff | 377 | - 8 bits plus parity: where M=1 and PCE=1 in the USART_CR1 register |
bogdanm | 0:9b334a45a8ff | 378 | - 1.5 stop bits when transmitting and receiving: where STOP=11 in the USART_CR2 register. |
bogdanm | 0:9b334a45a8ff | 379 | |
bogdanm | 0:9b334a45a8ff | 380 | (#) There are two modes of transfer: |
bogdanm | 0:9b334a45a8ff | 381 | (++) Blocking mode: The communication is performed in polling mode. |
bogdanm | 0:9b334a45a8ff | 382 | The HAL status of all data processing is returned by the same function |
bogdanm | 0:9b334a45a8ff | 383 | after finishing transfer. |
bogdanm | 0:9b334a45a8ff | 384 | (++) No-Blocking mode: The communication is performed using Interrupts |
bogdanm | 0:9b334a45a8ff | 385 | or DMA, These API's return the HAL status. |
bogdanm | 0:9b334a45a8ff | 386 | The end of the data processing will be indicated through the |
bogdanm | 0:9b334a45a8ff | 387 | dedicated SMARTCARD IRQ when using Interrupt mode or the DMA IRQ when |
bogdanm | 0:9b334a45a8ff | 388 | using DMA mode. |
bogdanm | 0:9b334a45a8ff | 389 | The HAL_SMARTCARD_TxCpltCallback(), HAL_SMARTCARD_RxCpltCallback() user callbacks |
bogdanm | 0:9b334a45a8ff | 390 | will be executed respectivelly at the end of the Transmit or Receive process |
bogdanm | 0:9b334a45a8ff | 391 | The HAL_SMARTCARD_ErrorCallback() user callback will be executed when a communication |
bogdanm | 0:9b334a45a8ff | 392 | error is detected |
bogdanm | 0:9b334a45a8ff | 393 | |
bogdanm | 0:9b334a45a8ff | 394 | (#) Blocking mode APIs are : |
bogdanm | 0:9b334a45a8ff | 395 | (++) HAL_SMARTCARD_Transmit() |
bogdanm | 0:9b334a45a8ff | 396 | (++) HAL_SMARTCARD_Receive() |
bogdanm | 0:9b334a45a8ff | 397 | |
bogdanm | 0:9b334a45a8ff | 398 | (#) Non Blocking mode APIs with Interrupt are : |
bogdanm | 0:9b334a45a8ff | 399 | (++) HAL_SMARTCARD_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 400 | (++) HAL_SMARTCARD_Receive_IT() |
bogdanm | 0:9b334a45a8ff | 401 | (++) HAL_SMARTCARD_IRQHandler() |
bogdanm | 0:9b334a45a8ff | 402 | |
bogdanm | 0:9b334a45a8ff | 403 | (#) Non Blocking mode functions with DMA are : |
bogdanm | 0:9b334a45a8ff | 404 | (++) HAL_SMARTCARD_Transmit_DMA() |
bogdanm | 0:9b334a45a8ff | 405 | (++) HAL_SMARTCARD_Receive_DMA() |
bogdanm | 0:9b334a45a8ff | 406 | |
bogdanm | 0:9b334a45a8ff | 407 | (#) A set of Transfer Complete Callbacks are provided in non Blocking mode: |
bogdanm | 0:9b334a45a8ff | 408 | (++) HAL_SMARTCARD_TxCpltCallback() |
bogdanm | 0:9b334a45a8ff | 409 | (++) HAL_SMARTCARD_RxCpltCallback() |
bogdanm | 0:9b334a45a8ff | 410 | (++) HAL_SMARTCARD_ErrorCallback() |
bogdanm | 0:9b334a45a8ff | 411 | |
bogdanm | 0:9b334a45a8ff | 412 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 413 | * @{ |
bogdanm | 0:9b334a45a8ff | 414 | */ |
bogdanm | 0:9b334a45a8ff | 415 | |
bogdanm | 0:9b334a45a8ff | 416 | /** |
bogdanm | 0:9b334a45a8ff | 417 | * @brief Sends an amount of data in blocking mode. |
bogdanm | 0:9b334a45a8ff | 418 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 419 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 420 | * @param pData: Pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 421 | * @param Size: Amount of data to be sent |
bogdanm | 0:9b334a45a8ff | 422 | * @param Timeout: Specify timeout value |
bogdanm | 0:9b334a45a8ff | 423 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 424 | */ |
bogdanm | 0:9b334a45a8ff | 425 | HAL_StatusTypeDef HAL_SMARTCARD_Transmit(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
bogdanm | 0:9b334a45a8ff | 426 | { |
bogdanm | 0:9b334a45a8ff | 427 | uint16_t* tmp = 0; |
bogdanm | 0:9b334a45a8ff | 428 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 429 | |
bogdanm | 0:9b334a45a8ff | 430 | tmp1 = hsc->State; |
bogdanm | 0:9b334a45a8ff | 431 | if((tmp1 == HAL_SMARTCARD_STATE_READY) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_RX)) |
bogdanm | 0:9b334a45a8ff | 432 | { |
bogdanm | 0:9b334a45a8ff | 433 | if((pData == HAL_NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 434 | { |
bogdanm | 0:9b334a45a8ff | 435 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 436 | } |
bogdanm | 0:9b334a45a8ff | 437 | |
bogdanm | 0:9b334a45a8ff | 438 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 439 | __HAL_LOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 440 | |
bogdanm | 0:9b334a45a8ff | 441 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 442 | /* Check if a non-blocking receive process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 443 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_RX) |
bogdanm | 0:9b334a45a8ff | 444 | { |
bogdanm | 0:9b334a45a8ff | 445 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 446 | } |
bogdanm | 0:9b334a45a8ff | 447 | else |
bogdanm | 0:9b334a45a8ff | 448 | { |
bogdanm | 0:9b334a45a8ff | 449 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 450 | } |
bogdanm | 0:9b334a45a8ff | 451 | |
bogdanm | 0:9b334a45a8ff | 452 | hsc->TxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 453 | hsc->TxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 454 | while(hsc->TxXferCount > 0) |
bogdanm | 0:9b334a45a8ff | 455 | { |
bogdanm | 0:9b334a45a8ff | 456 | if(hsc->Init.WordLength == SMARTCARD_WORDLENGTH_9B) |
bogdanm | 0:9b334a45a8ff | 457 | { |
bogdanm | 0:9b334a45a8ff | 458 | if(SMARTCARD_WaitOnFlagUntilTimeout(hsc, SMARTCARD_FLAG_TXE, RESET, Timeout) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 459 | { |
bogdanm | 0:9b334a45a8ff | 460 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 461 | } |
bogdanm | 0:9b334a45a8ff | 462 | tmp = (uint16_t*) pData; |
bogdanm | 0:9b334a45a8ff | 463 | WRITE_REG(hsc->Instance->DR, (*tmp & (uint16_t)0x01FF)); |
bogdanm | 0:9b334a45a8ff | 464 | if(hsc->Init.Parity == SMARTCARD_PARITY_NONE) |
bogdanm | 0:9b334a45a8ff | 465 | { |
bogdanm | 0:9b334a45a8ff | 466 | pData +=2; |
bogdanm | 0:9b334a45a8ff | 467 | } |
bogdanm | 0:9b334a45a8ff | 468 | else |
bogdanm | 0:9b334a45a8ff | 469 | { |
bogdanm | 0:9b334a45a8ff | 470 | pData +=1; |
bogdanm | 0:9b334a45a8ff | 471 | } |
bogdanm | 0:9b334a45a8ff | 472 | } |
bogdanm | 0:9b334a45a8ff | 473 | else |
bogdanm | 0:9b334a45a8ff | 474 | { |
bogdanm | 0:9b334a45a8ff | 475 | if(SMARTCARD_WaitOnFlagUntilTimeout(hsc, SMARTCARD_FLAG_TXE, RESET, Timeout) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 476 | { |
bogdanm | 0:9b334a45a8ff | 477 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 478 | } |
bogdanm | 0:9b334a45a8ff | 479 | WRITE_REG(hsc->Instance->DR, (*pData++ & (uint8_t)0xFF)); |
bogdanm | 0:9b334a45a8ff | 480 | } |
bogdanm | 0:9b334a45a8ff | 481 | hsc->TxXferCount--; |
bogdanm | 0:9b334a45a8ff | 482 | } |
bogdanm | 0:9b334a45a8ff | 483 | |
bogdanm | 0:9b334a45a8ff | 484 | if(SMARTCARD_WaitOnFlagUntilTimeout(hsc, SMARTCARD_FLAG_TC, RESET, Timeout) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 485 | { |
bogdanm | 0:9b334a45a8ff | 486 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 487 | } |
bogdanm | 0:9b334a45a8ff | 488 | |
bogdanm | 0:9b334a45a8ff | 489 | /* Check if a non-blocking receive process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 490 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 491 | { |
bogdanm | 0:9b334a45a8ff | 492 | hsc->State = HAL_SMARTCARD_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 493 | } |
bogdanm | 0:9b334a45a8ff | 494 | else |
bogdanm | 0:9b334a45a8ff | 495 | { |
bogdanm | 0:9b334a45a8ff | 496 | hsc->State = HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 497 | } |
bogdanm | 0:9b334a45a8ff | 498 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 499 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 500 | |
bogdanm | 0:9b334a45a8ff | 501 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 502 | } |
bogdanm | 0:9b334a45a8ff | 503 | else |
bogdanm | 0:9b334a45a8ff | 504 | { |
bogdanm | 0:9b334a45a8ff | 505 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 506 | } |
bogdanm | 0:9b334a45a8ff | 507 | } |
bogdanm | 0:9b334a45a8ff | 508 | |
bogdanm | 0:9b334a45a8ff | 509 | /** |
bogdanm | 0:9b334a45a8ff | 510 | * @brief Receive an amount of data in blocking mode. |
bogdanm | 0:9b334a45a8ff | 511 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 512 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 513 | * @param pData: Pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 514 | * @param Size: Amount of data to be received |
bogdanm | 0:9b334a45a8ff | 515 | * @param Timeout: Specify timeout value |
bogdanm | 0:9b334a45a8ff | 516 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 517 | */ |
bogdanm | 0:9b334a45a8ff | 518 | HAL_StatusTypeDef HAL_SMARTCARD_Receive(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size, uint32_t Timeout) |
bogdanm | 0:9b334a45a8ff | 519 | { |
bogdanm | 0:9b334a45a8ff | 520 | uint16_t* tmp = 0; |
bogdanm | 0:9b334a45a8ff | 521 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 522 | |
bogdanm | 0:9b334a45a8ff | 523 | tmp1 = hsc->State; |
bogdanm | 0:9b334a45a8ff | 524 | if((tmp1 == HAL_SMARTCARD_STATE_READY) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_TX)) |
bogdanm | 0:9b334a45a8ff | 525 | { |
bogdanm | 0:9b334a45a8ff | 526 | if((pData == HAL_NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 527 | { |
bogdanm | 0:9b334a45a8ff | 528 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 529 | } |
bogdanm | 0:9b334a45a8ff | 530 | |
bogdanm | 0:9b334a45a8ff | 531 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 532 | __HAL_LOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 533 | |
bogdanm | 0:9b334a45a8ff | 534 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 535 | |
bogdanm | 0:9b334a45a8ff | 536 | /* Check if a non-blocking transmit process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 537 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX) |
bogdanm | 0:9b334a45a8ff | 538 | { |
bogdanm | 0:9b334a45a8ff | 539 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 540 | } |
bogdanm | 0:9b334a45a8ff | 541 | else |
bogdanm | 0:9b334a45a8ff | 542 | { |
bogdanm | 0:9b334a45a8ff | 543 | hsc->State = HAL_SMARTCARD_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 544 | } |
bogdanm | 0:9b334a45a8ff | 545 | |
bogdanm | 0:9b334a45a8ff | 546 | hsc->RxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 547 | hsc->RxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 548 | /* Check the remain data to be received */ |
bogdanm | 0:9b334a45a8ff | 549 | while(hsc->RxXferCount > 0) |
bogdanm | 0:9b334a45a8ff | 550 | { |
bogdanm | 0:9b334a45a8ff | 551 | if(hsc->Init.WordLength == SMARTCARD_WORDLENGTH_9B) |
bogdanm | 0:9b334a45a8ff | 552 | { |
bogdanm | 0:9b334a45a8ff | 553 | if(SMARTCARD_WaitOnFlagUntilTimeout(hsc, SMARTCARD_FLAG_RXNE, RESET, Timeout) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 554 | { |
bogdanm | 0:9b334a45a8ff | 555 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 556 | } |
bogdanm | 0:9b334a45a8ff | 557 | tmp = (uint16_t*) pData; |
bogdanm | 0:9b334a45a8ff | 558 | if(hsc->Init.Parity == SMARTCARD_PARITY_NONE) |
bogdanm | 0:9b334a45a8ff | 559 | { |
bogdanm | 0:9b334a45a8ff | 560 | *tmp = (uint16_t)(hsc->Instance->DR & (uint16_t)0x01FF); |
bogdanm | 0:9b334a45a8ff | 561 | pData +=2; |
bogdanm | 0:9b334a45a8ff | 562 | } |
bogdanm | 0:9b334a45a8ff | 563 | else |
bogdanm | 0:9b334a45a8ff | 564 | { |
bogdanm | 0:9b334a45a8ff | 565 | *tmp = (uint16_t)(hsc->Instance->DR & (uint16_t)0x00FF); |
bogdanm | 0:9b334a45a8ff | 566 | pData +=1; |
bogdanm | 0:9b334a45a8ff | 567 | } |
bogdanm | 0:9b334a45a8ff | 568 | } |
bogdanm | 0:9b334a45a8ff | 569 | else |
bogdanm | 0:9b334a45a8ff | 570 | { |
bogdanm | 0:9b334a45a8ff | 571 | if(SMARTCARD_WaitOnFlagUntilTimeout(hsc, SMARTCARD_FLAG_RXNE, RESET, Timeout) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 572 | { |
bogdanm | 0:9b334a45a8ff | 573 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 574 | } |
bogdanm | 0:9b334a45a8ff | 575 | if(hsc->Init.Parity == SMARTCARD_PARITY_NONE) |
bogdanm | 0:9b334a45a8ff | 576 | { |
bogdanm | 0:9b334a45a8ff | 577 | *pData++ = (uint8_t)(hsc->Instance->DR & (uint8_t)0x00FF); |
bogdanm | 0:9b334a45a8ff | 578 | } |
bogdanm | 0:9b334a45a8ff | 579 | else |
bogdanm | 0:9b334a45a8ff | 580 | { |
bogdanm | 0:9b334a45a8ff | 581 | *pData++ = (uint8_t)(hsc->Instance->DR & (uint8_t)0x007F); |
bogdanm | 0:9b334a45a8ff | 582 | } |
bogdanm | 0:9b334a45a8ff | 583 | } |
bogdanm | 0:9b334a45a8ff | 584 | hsc->RxXferCount--; |
bogdanm | 0:9b334a45a8ff | 585 | } |
bogdanm | 0:9b334a45a8ff | 586 | |
bogdanm | 0:9b334a45a8ff | 587 | /* Check if a non-blocking transmit process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 588 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 589 | { |
bogdanm | 0:9b334a45a8ff | 590 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 591 | } |
bogdanm | 0:9b334a45a8ff | 592 | else |
bogdanm | 0:9b334a45a8ff | 593 | { |
bogdanm | 0:9b334a45a8ff | 594 | hsc->State = HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 595 | } |
bogdanm | 0:9b334a45a8ff | 596 | |
bogdanm | 0:9b334a45a8ff | 597 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 598 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 599 | |
bogdanm | 0:9b334a45a8ff | 600 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 601 | } |
bogdanm | 0:9b334a45a8ff | 602 | else |
bogdanm | 0:9b334a45a8ff | 603 | { |
bogdanm | 0:9b334a45a8ff | 604 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 605 | } |
bogdanm | 0:9b334a45a8ff | 606 | } |
bogdanm | 0:9b334a45a8ff | 607 | |
bogdanm | 0:9b334a45a8ff | 608 | /** |
bogdanm | 0:9b334a45a8ff | 609 | * @brief Sends an amount of data in non-blocking mode. |
bogdanm | 0:9b334a45a8ff | 610 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 611 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 612 | * @param pData: Pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 613 | * @param Size: Amount of data to be sent |
bogdanm | 0:9b334a45a8ff | 614 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 615 | */ |
bogdanm | 0:9b334a45a8ff | 616 | HAL_StatusTypeDef HAL_SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size) |
bogdanm | 0:9b334a45a8ff | 617 | { |
bogdanm | 0:9b334a45a8ff | 618 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 619 | |
bogdanm | 0:9b334a45a8ff | 620 | tmp1 = hsc->State; |
bogdanm | 0:9b334a45a8ff | 621 | if((tmp1 == HAL_SMARTCARD_STATE_READY) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_RX)) |
bogdanm | 0:9b334a45a8ff | 622 | { |
bogdanm | 0:9b334a45a8ff | 623 | if((pData == HAL_NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 624 | { |
bogdanm | 0:9b334a45a8ff | 625 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 626 | } |
bogdanm | 0:9b334a45a8ff | 627 | |
bogdanm | 0:9b334a45a8ff | 628 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 629 | __HAL_LOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 630 | |
bogdanm | 0:9b334a45a8ff | 631 | hsc->pTxBuffPtr = pData; |
bogdanm | 0:9b334a45a8ff | 632 | hsc->TxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 633 | hsc->TxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 634 | |
bogdanm | 0:9b334a45a8ff | 635 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 636 | /* Check if a non-blocking receive process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 637 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_RX) |
bogdanm | 0:9b334a45a8ff | 638 | { |
bogdanm | 0:9b334a45a8ff | 639 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 640 | } |
bogdanm | 0:9b334a45a8ff | 641 | else |
bogdanm | 0:9b334a45a8ff | 642 | { |
bogdanm | 0:9b334a45a8ff | 643 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 644 | } |
bogdanm | 0:9b334a45a8ff | 645 | |
bogdanm | 0:9b334a45a8ff | 646 | /* Enable the SMARTCARD Parity Error Interrupt */ |
bogdanm | 0:9b334a45a8ff | 647 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_PE); |
bogdanm | 0:9b334a45a8ff | 648 | |
bogdanm | 0:9b334a45a8ff | 649 | /* Enable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */ |
bogdanm | 0:9b334a45a8ff | 650 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 651 | |
bogdanm | 0:9b334a45a8ff | 652 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 653 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 654 | |
bogdanm | 0:9b334a45a8ff | 655 | /* Enable the SMARTCARD Transmit data register empty Interrupt */ |
bogdanm | 0:9b334a45a8ff | 656 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 657 | |
bogdanm | 0:9b334a45a8ff | 658 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 659 | } |
bogdanm | 0:9b334a45a8ff | 660 | else |
bogdanm | 0:9b334a45a8ff | 661 | { |
bogdanm | 0:9b334a45a8ff | 662 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 663 | } |
bogdanm | 0:9b334a45a8ff | 664 | } |
bogdanm | 0:9b334a45a8ff | 665 | |
bogdanm | 0:9b334a45a8ff | 666 | /** |
bogdanm | 0:9b334a45a8ff | 667 | * @brief Receives an amount of data in non-blocking mode. |
bogdanm | 0:9b334a45a8ff | 668 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 669 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 670 | * @param pData: Pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 671 | * @param Size: Amount of data to be received |
bogdanm | 0:9b334a45a8ff | 672 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 673 | */ |
bogdanm | 0:9b334a45a8ff | 674 | HAL_StatusTypeDef HAL_SMARTCARD_Receive_IT(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size) |
bogdanm | 0:9b334a45a8ff | 675 | { |
bogdanm | 0:9b334a45a8ff | 676 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 677 | |
bogdanm | 0:9b334a45a8ff | 678 | tmp1 = hsc->State; |
bogdanm | 0:9b334a45a8ff | 679 | if((tmp1 == HAL_SMARTCARD_STATE_READY) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_TX)) |
bogdanm | 0:9b334a45a8ff | 680 | { |
bogdanm | 0:9b334a45a8ff | 681 | if((pData == HAL_NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 682 | { |
bogdanm | 0:9b334a45a8ff | 683 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 684 | } |
bogdanm | 0:9b334a45a8ff | 685 | |
bogdanm | 0:9b334a45a8ff | 686 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 687 | __HAL_LOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 688 | |
bogdanm | 0:9b334a45a8ff | 689 | hsc->pRxBuffPtr = pData; |
bogdanm | 0:9b334a45a8ff | 690 | hsc->RxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 691 | hsc->RxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 692 | |
bogdanm | 0:9b334a45a8ff | 693 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 694 | /* Check if a non-blocking transmit process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 695 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX) |
bogdanm | 0:9b334a45a8ff | 696 | { |
bogdanm | 0:9b334a45a8ff | 697 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 698 | } |
bogdanm | 0:9b334a45a8ff | 699 | else |
bogdanm | 0:9b334a45a8ff | 700 | { |
bogdanm | 0:9b334a45a8ff | 701 | hsc->State = HAL_SMARTCARD_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 702 | } |
bogdanm | 0:9b334a45a8ff | 703 | |
bogdanm | 0:9b334a45a8ff | 704 | /* Enable the SMARTCARD Data Register not empty Interrupt */ |
bogdanm | 0:9b334a45a8ff | 705 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 706 | |
bogdanm | 0:9b334a45a8ff | 707 | /* Enable the SMARTCARD Parity Error Interrupt */ |
bogdanm | 0:9b334a45a8ff | 708 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_PE); |
bogdanm | 0:9b334a45a8ff | 709 | |
bogdanm | 0:9b334a45a8ff | 710 | /* Enable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */ |
bogdanm | 0:9b334a45a8ff | 711 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 712 | |
bogdanm | 0:9b334a45a8ff | 713 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 714 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 715 | |
bogdanm | 0:9b334a45a8ff | 716 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 717 | } |
bogdanm | 0:9b334a45a8ff | 718 | else |
bogdanm | 0:9b334a45a8ff | 719 | { |
bogdanm | 0:9b334a45a8ff | 720 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 721 | } |
bogdanm | 0:9b334a45a8ff | 722 | } |
bogdanm | 0:9b334a45a8ff | 723 | |
bogdanm | 0:9b334a45a8ff | 724 | /** |
bogdanm | 0:9b334a45a8ff | 725 | * @brief Sends an amount of data in non-blocking mode. |
bogdanm | 0:9b334a45a8ff | 726 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 727 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 728 | * @param pData: Pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 729 | * @param Size: Amount of data to be sent |
bogdanm | 0:9b334a45a8ff | 730 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 731 | */ |
bogdanm | 0:9b334a45a8ff | 732 | HAL_StatusTypeDef HAL_SMARTCARD_Transmit_DMA(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size) |
bogdanm | 0:9b334a45a8ff | 733 | { |
bogdanm | 0:9b334a45a8ff | 734 | uint32_t *tmp = 0; |
bogdanm | 0:9b334a45a8ff | 735 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 736 | |
bogdanm | 0:9b334a45a8ff | 737 | tmp1 = hsc->State; |
bogdanm | 0:9b334a45a8ff | 738 | if((tmp1 == HAL_SMARTCARD_STATE_READY) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_RX)) |
bogdanm | 0:9b334a45a8ff | 739 | { |
bogdanm | 0:9b334a45a8ff | 740 | if((pData == HAL_NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 741 | { |
bogdanm | 0:9b334a45a8ff | 742 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 743 | } |
bogdanm | 0:9b334a45a8ff | 744 | |
bogdanm | 0:9b334a45a8ff | 745 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 746 | __HAL_LOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 747 | |
bogdanm | 0:9b334a45a8ff | 748 | hsc->pTxBuffPtr = pData; |
bogdanm | 0:9b334a45a8ff | 749 | hsc->TxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 750 | hsc->TxXferCount = Size; |
bogdanm | 0:9b334a45a8ff | 751 | |
bogdanm | 0:9b334a45a8ff | 752 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 753 | /* Check if a non-blocking receive process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 754 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_RX) |
bogdanm | 0:9b334a45a8ff | 755 | { |
bogdanm | 0:9b334a45a8ff | 756 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 757 | } |
bogdanm | 0:9b334a45a8ff | 758 | else |
bogdanm | 0:9b334a45a8ff | 759 | { |
bogdanm | 0:9b334a45a8ff | 760 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 761 | } |
bogdanm | 0:9b334a45a8ff | 762 | |
bogdanm | 0:9b334a45a8ff | 763 | /* Set the SMARTCARD DMA transfer complete callback */ |
bogdanm | 0:9b334a45a8ff | 764 | hsc->hdmatx->XferCpltCallback = SMARTCARD_DMATransmitCplt; |
bogdanm | 0:9b334a45a8ff | 765 | |
bogdanm | 0:9b334a45a8ff | 766 | /* Set the DMA error callback */ |
bogdanm | 0:9b334a45a8ff | 767 | hsc->hdmatx->XferErrorCallback = SMARTCARD_DMAError; |
bogdanm | 0:9b334a45a8ff | 768 | |
bogdanm | 0:9b334a45a8ff | 769 | /* Enable the SMARTCARD transmit DMA channel */ |
bogdanm | 0:9b334a45a8ff | 770 | tmp = (uint32_t*)&pData; |
bogdanm | 0:9b334a45a8ff | 771 | HAL_DMA_Start_IT(hsc->hdmatx, *(uint32_t*)tmp, (uint32_t)&hsc->Instance->DR, Size); |
bogdanm | 0:9b334a45a8ff | 772 | |
bogdanm | 0:9b334a45a8ff | 773 | /* Enable the DMA transfer for transmit request by setting the DMAT bit |
bogdanm | 0:9b334a45a8ff | 774 | in the SMARTCARD CR3 register */ |
bogdanm | 0:9b334a45a8ff | 775 | SET_BIT(hsc->Instance->CR3,USART_CR3_DMAT); |
bogdanm | 0:9b334a45a8ff | 776 | |
bogdanm | 0:9b334a45a8ff | 777 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 778 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 779 | |
bogdanm | 0:9b334a45a8ff | 780 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 781 | } |
bogdanm | 0:9b334a45a8ff | 782 | else |
bogdanm | 0:9b334a45a8ff | 783 | { |
bogdanm | 0:9b334a45a8ff | 784 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 785 | } |
bogdanm | 0:9b334a45a8ff | 786 | } |
bogdanm | 0:9b334a45a8ff | 787 | |
bogdanm | 0:9b334a45a8ff | 788 | /** |
bogdanm | 0:9b334a45a8ff | 789 | * @brief Receive an amount of data in non-blocking mode. |
bogdanm | 0:9b334a45a8ff | 790 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 791 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 792 | * @param pData: Pointer to data buffer |
bogdanm | 0:9b334a45a8ff | 793 | * @param Size: Amount of data to be received |
bogdanm | 0:9b334a45a8ff | 794 | * @note When the SMARTCARD parity is enabled (PCE = 1) the data received contain the parity bit. |
bogdanm | 0:9b334a45a8ff | 795 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 796 | */ |
bogdanm | 0:9b334a45a8ff | 797 | HAL_StatusTypeDef HAL_SMARTCARD_Receive_DMA(SMARTCARD_HandleTypeDef *hsc, uint8_t *pData, uint16_t Size) |
bogdanm | 0:9b334a45a8ff | 798 | { |
bogdanm | 0:9b334a45a8ff | 799 | uint32_t *tmp = 0; |
bogdanm | 0:9b334a45a8ff | 800 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 801 | |
bogdanm | 0:9b334a45a8ff | 802 | tmp1 = hsc->State; |
bogdanm | 0:9b334a45a8ff | 803 | if((tmp1 == HAL_SMARTCARD_STATE_READY) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_TX)) |
bogdanm | 0:9b334a45a8ff | 804 | { |
bogdanm | 0:9b334a45a8ff | 805 | if((pData == HAL_NULL) || (Size == 0)) |
bogdanm | 0:9b334a45a8ff | 806 | { |
bogdanm | 0:9b334a45a8ff | 807 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 808 | } |
bogdanm | 0:9b334a45a8ff | 809 | |
bogdanm | 0:9b334a45a8ff | 810 | /* Process Locked */ |
bogdanm | 0:9b334a45a8ff | 811 | __HAL_LOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 812 | |
bogdanm | 0:9b334a45a8ff | 813 | hsc->pRxBuffPtr = pData; |
bogdanm | 0:9b334a45a8ff | 814 | hsc->RxXferSize = Size; |
bogdanm | 0:9b334a45a8ff | 815 | |
bogdanm | 0:9b334a45a8ff | 816 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 817 | /* Check if a non-blocking transmit process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 818 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX) |
bogdanm | 0:9b334a45a8ff | 819 | { |
bogdanm | 0:9b334a45a8ff | 820 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX_RX; |
bogdanm | 0:9b334a45a8ff | 821 | } |
bogdanm | 0:9b334a45a8ff | 822 | else |
bogdanm | 0:9b334a45a8ff | 823 | { |
bogdanm | 0:9b334a45a8ff | 824 | hsc->State = HAL_SMARTCARD_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 825 | } |
bogdanm | 0:9b334a45a8ff | 826 | |
bogdanm | 0:9b334a45a8ff | 827 | /* Set the SMARTCARD DMA transfer complete callback */ |
bogdanm | 0:9b334a45a8ff | 828 | hsc->hdmarx->XferCpltCallback = SMARTCARD_DMAReceiveCplt; |
bogdanm | 0:9b334a45a8ff | 829 | |
bogdanm | 0:9b334a45a8ff | 830 | /* Set the DMA error callback */ |
bogdanm | 0:9b334a45a8ff | 831 | hsc->hdmarx->XferErrorCallback = SMARTCARD_DMAError; |
bogdanm | 0:9b334a45a8ff | 832 | |
bogdanm | 0:9b334a45a8ff | 833 | /* Enable the DMA channel */ |
bogdanm | 0:9b334a45a8ff | 834 | tmp = (uint32_t*)&pData; |
bogdanm | 0:9b334a45a8ff | 835 | HAL_DMA_Start_IT(hsc->hdmarx, (uint32_t)&hsc->Instance->DR, *(uint32_t*)tmp, Size); |
bogdanm | 0:9b334a45a8ff | 836 | |
bogdanm | 0:9b334a45a8ff | 837 | /* Enable the DMA transfer for the receiver request by setting the DMAR bit |
bogdanm | 0:9b334a45a8ff | 838 | in the SMARTCARD CR3 register */ |
bogdanm | 0:9b334a45a8ff | 839 | SET_BIT(hsc->Instance->CR3,USART_CR3_DMAR); |
bogdanm | 0:9b334a45a8ff | 840 | |
bogdanm | 0:9b334a45a8ff | 841 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 842 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 843 | |
bogdanm | 0:9b334a45a8ff | 844 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 845 | } |
bogdanm | 0:9b334a45a8ff | 846 | else |
bogdanm | 0:9b334a45a8ff | 847 | { |
bogdanm | 0:9b334a45a8ff | 848 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 849 | } |
bogdanm | 0:9b334a45a8ff | 850 | } |
bogdanm | 0:9b334a45a8ff | 851 | |
bogdanm | 0:9b334a45a8ff | 852 | /** |
bogdanm | 0:9b334a45a8ff | 853 | * @brief This function handles SMARTCARD interrupt request. |
bogdanm | 0:9b334a45a8ff | 854 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 855 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 856 | * @retval None |
bogdanm | 0:9b334a45a8ff | 857 | */ |
bogdanm | 0:9b334a45a8ff | 858 | void HAL_SMARTCARD_IRQHandler(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 859 | { |
bogdanm | 0:9b334a45a8ff | 860 | uint32_t tmp1 = 0, tmp2 = 0; |
bogdanm | 0:9b334a45a8ff | 861 | |
bogdanm | 0:9b334a45a8ff | 862 | tmp1 = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_PE); |
bogdanm | 0:9b334a45a8ff | 863 | tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_PE); |
bogdanm | 0:9b334a45a8ff | 864 | /* SMARTCARD parity error interrupt occurred -----------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 865 | if((tmp1 != RESET) && (tmp2 != RESET)) |
bogdanm | 0:9b334a45a8ff | 866 | { |
bogdanm | 0:9b334a45a8ff | 867 | __HAL_SMARTCARD_CLEAR_PEFLAG(hsc); |
bogdanm | 0:9b334a45a8ff | 868 | hsc->ErrorCode |= HAL_SMARTCARD_ERROR_PE; |
bogdanm | 0:9b334a45a8ff | 869 | } |
bogdanm | 0:9b334a45a8ff | 870 | |
bogdanm | 0:9b334a45a8ff | 871 | tmp1 = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_FE); |
bogdanm | 0:9b334a45a8ff | 872 | tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 873 | /* SMARTCARD frame error interrupt occurred ------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 874 | if((tmp1 != RESET) && (tmp2 != RESET)) |
bogdanm | 0:9b334a45a8ff | 875 | { |
bogdanm | 0:9b334a45a8ff | 876 | __HAL_SMARTCARD_CLEAR_FEFLAG(hsc); |
bogdanm | 0:9b334a45a8ff | 877 | hsc->ErrorCode |= HAL_SMARTCARD_ERROR_FE; |
bogdanm | 0:9b334a45a8ff | 878 | } |
bogdanm | 0:9b334a45a8ff | 879 | |
bogdanm | 0:9b334a45a8ff | 880 | tmp1 = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_NE); |
bogdanm | 0:9b334a45a8ff | 881 | tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 882 | /* SMARTCARD noise error interrupt occurred ------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 883 | if((tmp1 != RESET) && (tmp2 != RESET)) |
bogdanm | 0:9b334a45a8ff | 884 | { |
bogdanm | 0:9b334a45a8ff | 885 | __HAL_SMARTCARD_CLEAR_NEFLAG(hsc); |
bogdanm | 0:9b334a45a8ff | 886 | hsc->ErrorCode |= HAL_SMARTCARD_ERROR_NE; |
bogdanm | 0:9b334a45a8ff | 887 | } |
bogdanm | 0:9b334a45a8ff | 888 | |
bogdanm | 0:9b334a45a8ff | 889 | tmp1 = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_ORE); |
bogdanm | 0:9b334a45a8ff | 890 | tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 891 | /* SMARTCARD Over-Run interrupt occurred ---------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 892 | if((tmp1 != RESET) && (tmp2 != RESET)) |
bogdanm | 0:9b334a45a8ff | 893 | { |
bogdanm | 0:9b334a45a8ff | 894 | __HAL_SMARTCARD_CLEAR_OREFLAG(hsc); |
bogdanm | 0:9b334a45a8ff | 895 | hsc->ErrorCode |= HAL_SMARTCARD_ERROR_ORE; |
bogdanm | 0:9b334a45a8ff | 896 | } |
bogdanm | 0:9b334a45a8ff | 897 | |
bogdanm | 0:9b334a45a8ff | 898 | tmp1 = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_RXNE); |
bogdanm | 0:9b334a45a8ff | 899 | tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 900 | /* SMARTCARD in mode Receiver --------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 901 | if((tmp1 != RESET) && (tmp2 != RESET)) |
bogdanm | 0:9b334a45a8ff | 902 | { |
bogdanm | 0:9b334a45a8ff | 903 | SMARTCARD_Receive_IT(hsc); |
bogdanm | 0:9b334a45a8ff | 904 | } |
bogdanm | 0:9b334a45a8ff | 905 | |
bogdanm | 0:9b334a45a8ff | 906 | tmp1 = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_TXE); |
bogdanm | 0:9b334a45a8ff | 907 | tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 908 | /* SMARTCARD in mode Transmitter -----------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 909 | if((tmp1 != RESET) && (tmp2 != RESET)) |
bogdanm | 0:9b334a45a8ff | 910 | { |
bogdanm | 0:9b334a45a8ff | 911 | SMARTCARD_Transmit_IT(hsc); |
bogdanm | 0:9b334a45a8ff | 912 | } |
bogdanm | 0:9b334a45a8ff | 913 | |
bogdanm | 0:9b334a45a8ff | 914 | tmp1 = __HAL_SMARTCARD_GET_FLAG(hsc, SMARTCARD_FLAG_TC); |
bogdanm | 0:9b334a45a8ff | 915 | tmp2 = __HAL_SMARTCARD_GET_IT_SOURCE(hsc, SMARTCARD_IT_TC); |
bogdanm | 0:9b334a45a8ff | 916 | /* SMARTCARD in mode Transmitter (transmission end) ------------------------*/ |
bogdanm | 0:9b334a45a8ff | 917 | if((tmp1 != RESET) && (tmp2 != RESET)) |
bogdanm | 0:9b334a45a8ff | 918 | { |
bogdanm | 0:9b334a45a8ff | 919 | SMARTCARD_EndTransmit_IT(hsc); |
bogdanm | 0:9b334a45a8ff | 920 | } |
bogdanm | 0:9b334a45a8ff | 921 | |
bogdanm | 0:9b334a45a8ff | 922 | /* Call the Error call Back in case of Errors */ |
bogdanm | 0:9b334a45a8ff | 923 | if(hsc->ErrorCode != HAL_SMARTCARD_ERROR_NONE) |
bogdanm | 0:9b334a45a8ff | 924 | { |
bogdanm | 0:9b334a45a8ff | 925 | /* Set the SMARTCARD state ready to be able to start again the process */ |
bogdanm | 0:9b334a45a8ff | 926 | hsc->State= HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 927 | HAL_SMARTCARD_ErrorCallback(hsc); |
bogdanm | 0:9b334a45a8ff | 928 | } |
bogdanm | 0:9b334a45a8ff | 929 | } |
bogdanm | 0:9b334a45a8ff | 930 | |
bogdanm | 0:9b334a45a8ff | 931 | /** |
bogdanm | 0:9b334a45a8ff | 932 | * @brief Tx Transfer completed callbacks. |
bogdanm | 0:9b334a45a8ff | 933 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 934 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 935 | * @retval None |
bogdanm | 0:9b334a45a8ff | 936 | */ |
bogdanm | 0:9b334a45a8ff | 937 | __weak void HAL_SMARTCARD_TxCpltCallback(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 938 | { |
bogdanm | 0:9b334a45a8ff | 939 | /* NOTE: This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 940 | the HAL_SMARTCARD_TxCpltCallback can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 941 | */ |
bogdanm | 0:9b334a45a8ff | 942 | } |
bogdanm | 0:9b334a45a8ff | 943 | |
bogdanm | 0:9b334a45a8ff | 944 | /** |
bogdanm | 0:9b334a45a8ff | 945 | * @brief Rx Transfer completed callbacks. |
bogdanm | 0:9b334a45a8ff | 946 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 947 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 948 | * @retval None |
bogdanm | 0:9b334a45a8ff | 949 | */ |
bogdanm | 0:9b334a45a8ff | 950 | __weak void HAL_SMARTCARD_RxCpltCallback(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 951 | { |
bogdanm | 0:9b334a45a8ff | 952 | /* NOTE: This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 953 | the HAL_SMARTCARD_RxCpltCallback can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 954 | */ |
bogdanm | 0:9b334a45a8ff | 955 | } |
bogdanm | 0:9b334a45a8ff | 956 | |
bogdanm | 0:9b334a45a8ff | 957 | /** |
bogdanm | 0:9b334a45a8ff | 958 | * @brief SMARTCARD error callbacks. |
bogdanm | 0:9b334a45a8ff | 959 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 960 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 961 | * @retval None |
bogdanm | 0:9b334a45a8ff | 962 | */ |
bogdanm | 0:9b334a45a8ff | 963 | __weak void HAL_SMARTCARD_ErrorCallback(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 964 | { |
bogdanm | 0:9b334a45a8ff | 965 | /* NOTE: This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 966 | the HAL_SMARTCARD_ErrorCallback can be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 967 | */ |
bogdanm | 0:9b334a45a8ff | 968 | } |
bogdanm | 0:9b334a45a8ff | 969 | |
bogdanm | 0:9b334a45a8ff | 970 | /** |
bogdanm | 0:9b334a45a8ff | 971 | * @} |
bogdanm | 0:9b334a45a8ff | 972 | */ |
bogdanm | 0:9b334a45a8ff | 973 | |
bogdanm | 0:9b334a45a8ff | 974 | /** @defgroup SMARTCARD_Exported_Functions_Group3 Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 975 | * @brief SMARTCARD State and Errors functions |
bogdanm | 0:9b334a45a8ff | 976 | * |
bogdanm | 0:9b334a45a8ff | 977 | @verbatim |
bogdanm | 0:9b334a45a8ff | 978 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 979 | ##### Peripheral State and Errors functions ##### |
bogdanm | 0:9b334a45a8ff | 980 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 981 | [..] |
bogdanm | 0:9b334a45a8ff | 982 | This subsection provides a set of functions allowing to return the State of SmartCard |
bogdanm | 0:9b334a45a8ff | 983 | communication process and also return Peripheral Errors occurred during communication process |
bogdanm | 0:9b334a45a8ff | 984 | (+) HAL_SMARTCARD_GetState() API can be helpful to check in run-time the state |
bogdanm | 0:9b334a45a8ff | 985 | of the SMARTCARD peripheral. |
bogdanm | 0:9b334a45a8ff | 986 | (+) HAL_SMARTCARD_GetError() check in run-time errors that could be occurred during |
bogdanm | 0:9b334a45a8ff | 987 | communication. |
bogdanm | 0:9b334a45a8ff | 988 | |
bogdanm | 0:9b334a45a8ff | 989 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 990 | * @{ |
bogdanm | 0:9b334a45a8ff | 991 | */ |
bogdanm | 0:9b334a45a8ff | 992 | |
bogdanm | 0:9b334a45a8ff | 993 | /** |
bogdanm | 0:9b334a45a8ff | 994 | * @brief Returns the SMARTCARD state. |
bogdanm | 0:9b334a45a8ff | 995 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 996 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 997 | * @retval HAL state |
bogdanm | 0:9b334a45a8ff | 998 | */ |
bogdanm | 0:9b334a45a8ff | 999 | HAL_SMARTCARD_StateTypeDef HAL_SMARTCARD_GetState(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 1000 | { |
bogdanm | 0:9b334a45a8ff | 1001 | return hsc->State; |
bogdanm | 0:9b334a45a8ff | 1002 | } |
bogdanm | 0:9b334a45a8ff | 1003 | |
bogdanm | 0:9b334a45a8ff | 1004 | /** |
bogdanm | 0:9b334a45a8ff | 1005 | * @brief Return the SMARTCARD error code |
bogdanm | 0:9b334a45a8ff | 1006 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1007 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 1008 | * @retval SMARTCARD Error Code |
bogdanm | 0:9b334a45a8ff | 1009 | */ |
bogdanm | 0:9b334a45a8ff | 1010 | uint32_t HAL_SMARTCARD_GetError(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 1011 | { |
bogdanm | 0:9b334a45a8ff | 1012 | return hsc->ErrorCode; |
bogdanm | 0:9b334a45a8ff | 1013 | } |
bogdanm | 0:9b334a45a8ff | 1014 | |
bogdanm | 0:9b334a45a8ff | 1015 | /** |
bogdanm | 0:9b334a45a8ff | 1016 | * @} |
bogdanm | 0:9b334a45a8ff | 1017 | */ |
bogdanm | 0:9b334a45a8ff | 1018 | |
bogdanm | 0:9b334a45a8ff | 1019 | /** |
bogdanm | 0:9b334a45a8ff | 1020 | * @} |
bogdanm | 0:9b334a45a8ff | 1021 | */ |
bogdanm | 0:9b334a45a8ff | 1022 | |
bogdanm | 0:9b334a45a8ff | 1023 | /** @defgroup SMARTCARD_Private_Functions SMARTCARD Private Functions |
bogdanm | 0:9b334a45a8ff | 1024 | * @brief SMARTCARD Private functions |
bogdanm | 0:9b334a45a8ff | 1025 | * @{ |
bogdanm | 0:9b334a45a8ff | 1026 | */ |
bogdanm | 0:9b334a45a8ff | 1027 | /** |
bogdanm | 0:9b334a45a8ff | 1028 | * @brief DMA SMARTCARD transmit process complete callback. |
bogdanm | 0:9b334a45a8ff | 1029 | * @param hdma: Pointer to a DMA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1030 | * the configuration information for the specified DMA module. |
bogdanm | 0:9b334a45a8ff | 1031 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1032 | */ |
bogdanm | 0:9b334a45a8ff | 1033 | static void SMARTCARD_DMATransmitCplt(DMA_HandleTypeDef *hdma) |
bogdanm | 0:9b334a45a8ff | 1034 | { |
bogdanm | 0:9b334a45a8ff | 1035 | SMARTCARD_HandleTypeDef* hsc = ( SMARTCARD_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
bogdanm | 0:9b334a45a8ff | 1036 | |
bogdanm | 0:9b334a45a8ff | 1037 | hsc->TxXferCount = 0; |
bogdanm | 0:9b334a45a8ff | 1038 | |
bogdanm | 0:9b334a45a8ff | 1039 | /* Disable the DMA transfer for transmit request by setting the DMAT bit |
bogdanm | 0:9b334a45a8ff | 1040 | in the SMARTCARD CR3 register */ |
bogdanm | 0:9b334a45a8ff | 1041 | CLEAR_BIT(hsc->Instance->CR3, USART_CR3_DMAT); |
bogdanm | 0:9b334a45a8ff | 1042 | |
bogdanm | 0:9b334a45a8ff | 1043 | /* Wait for SMARTCARD TC Flag */ |
bogdanm | 0:9b334a45a8ff | 1044 | if(SMARTCARD_WaitOnFlagUntilTimeout(hsc, SMARTCARD_FLAG_TC, RESET, SMARTCARD_TIMEOUT_VALUE) != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 1045 | { |
bogdanm | 0:9b334a45a8ff | 1046 | /* Timeout occurred */ |
bogdanm | 0:9b334a45a8ff | 1047 | hsc->State = HAL_SMARTCARD_STATE_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1048 | HAL_SMARTCARD_ErrorCallback(hsc); |
bogdanm | 0:9b334a45a8ff | 1049 | } |
bogdanm | 0:9b334a45a8ff | 1050 | else |
bogdanm | 0:9b334a45a8ff | 1051 | { |
bogdanm | 0:9b334a45a8ff | 1052 | /* No Timeout */ |
bogdanm | 0:9b334a45a8ff | 1053 | /* Check if a non-blocking receive process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 1054 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 1055 | { |
bogdanm | 0:9b334a45a8ff | 1056 | hsc->State = HAL_SMARTCARD_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 1057 | } |
bogdanm | 0:9b334a45a8ff | 1058 | else |
bogdanm | 0:9b334a45a8ff | 1059 | { |
bogdanm | 0:9b334a45a8ff | 1060 | hsc->State = HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1061 | } |
bogdanm | 0:9b334a45a8ff | 1062 | HAL_SMARTCARD_TxCpltCallback(hsc); |
bogdanm | 0:9b334a45a8ff | 1063 | } |
bogdanm | 0:9b334a45a8ff | 1064 | } |
bogdanm | 0:9b334a45a8ff | 1065 | |
bogdanm | 0:9b334a45a8ff | 1066 | /** |
bogdanm | 0:9b334a45a8ff | 1067 | * @brief DMA SMARTCARD receive process complete callback. |
bogdanm | 0:9b334a45a8ff | 1068 | * @param hdma: Pointer to a DMA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1069 | * the configuration information for the specified DMA module. |
bogdanm | 0:9b334a45a8ff | 1070 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1071 | */ |
bogdanm | 0:9b334a45a8ff | 1072 | static void SMARTCARD_DMAReceiveCplt(DMA_HandleTypeDef *hdma) |
bogdanm | 0:9b334a45a8ff | 1073 | { |
bogdanm | 0:9b334a45a8ff | 1074 | SMARTCARD_HandleTypeDef* hsc = ( SMARTCARD_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
bogdanm | 0:9b334a45a8ff | 1075 | |
bogdanm | 0:9b334a45a8ff | 1076 | hsc->RxXferCount = 0; |
bogdanm | 0:9b334a45a8ff | 1077 | |
bogdanm | 0:9b334a45a8ff | 1078 | /* Disable the DMA transfer for the receiver request by setting the DMAR bit |
bogdanm | 0:9b334a45a8ff | 1079 | in the USART CR3 register */ |
bogdanm | 0:9b334a45a8ff | 1080 | CLEAR_BIT(hsc->Instance->CR3, USART_CR3_DMAR); |
bogdanm | 0:9b334a45a8ff | 1081 | |
bogdanm | 0:9b334a45a8ff | 1082 | /* Check if a non-blocking transmit process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 1083 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 1084 | { |
bogdanm | 0:9b334a45a8ff | 1085 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 1086 | } |
bogdanm | 0:9b334a45a8ff | 1087 | else |
bogdanm | 0:9b334a45a8ff | 1088 | { |
bogdanm | 0:9b334a45a8ff | 1089 | hsc->State = HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1090 | } |
bogdanm | 0:9b334a45a8ff | 1091 | |
bogdanm | 0:9b334a45a8ff | 1092 | HAL_SMARTCARD_RxCpltCallback(hsc); |
bogdanm | 0:9b334a45a8ff | 1093 | } |
bogdanm | 0:9b334a45a8ff | 1094 | |
bogdanm | 0:9b334a45a8ff | 1095 | /** |
bogdanm | 0:9b334a45a8ff | 1096 | * @brief DMA SMARTCARD communication error callback. |
bogdanm | 0:9b334a45a8ff | 1097 | * @param hdma: Pointer to a DMA_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1098 | * the configuration information for the specified DMA module. |
bogdanm | 0:9b334a45a8ff | 1099 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1100 | */ |
bogdanm | 0:9b334a45a8ff | 1101 | static void SMARTCARD_DMAError(DMA_HandleTypeDef *hdma) |
bogdanm | 0:9b334a45a8ff | 1102 | { |
bogdanm | 0:9b334a45a8ff | 1103 | SMARTCARD_HandleTypeDef* hsc = ( SMARTCARD_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
bogdanm | 0:9b334a45a8ff | 1104 | |
bogdanm | 0:9b334a45a8ff | 1105 | hsc->RxXferCount = 0; |
bogdanm | 0:9b334a45a8ff | 1106 | hsc->TxXferCount = 0; |
bogdanm | 0:9b334a45a8ff | 1107 | hsc->ErrorCode = HAL_SMARTCARD_ERROR_DMA; |
bogdanm | 0:9b334a45a8ff | 1108 | hsc->State= HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1109 | |
bogdanm | 0:9b334a45a8ff | 1110 | HAL_SMARTCARD_ErrorCallback(hsc); |
bogdanm | 0:9b334a45a8ff | 1111 | } |
bogdanm | 0:9b334a45a8ff | 1112 | |
bogdanm | 0:9b334a45a8ff | 1113 | /** |
bogdanm | 0:9b334a45a8ff | 1114 | * @brief This function handles SMARTCARD Communication Timeout. |
bogdanm | 0:9b334a45a8ff | 1115 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1116 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 1117 | * @param Flag: specifies the SMARTCARD flag to check. |
bogdanm | 0:9b334a45a8ff | 1118 | * @param Status: The new Flag status (SET or RESET). |
bogdanm | 0:9b334a45a8ff | 1119 | * @param Timeout: Timeout duration |
bogdanm | 0:9b334a45a8ff | 1120 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1121 | */ |
bogdanm | 0:9b334a45a8ff | 1122 | static HAL_StatusTypeDef SMARTCARD_WaitOnFlagUntilTimeout(SMARTCARD_HandleTypeDef *hsc, uint32_t Flag, FlagStatus Status, uint32_t Timeout) |
bogdanm | 0:9b334a45a8ff | 1123 | { |
bogdanm | 0:9b334a45a8ff | 1124 | uint32_t tickstart = 0; |
bogdanm | 0:9b334a45a8ff | 1125 | |
bogdanm | 0:9b334a45a8ff | 1126 | /* Get tick */ |
bogdanm | 0:9b334a45a8ff | 1127 | tickstart = HAL_GetTick(); |
bogdanm | 0:9b334a45a8ff | 1128 | |
bogdanm | 0:9b334a45a8ff | 1129 | /* Wait until flag is set */ |
bogdanm | 0:9b334a45a8ff | 1130 | if(Status == RESET) |
bogdanm | 0:9b334a45a8ff | 1131 | { |
bogdanm | 0:9b334a45a8ff | 1132 | while(__HAL_SMARTCARD_GET_FLAG(hsc, Flag) == RESET) |
bogdanm | 0:9b334a45a8ff | 1133 | { |
bogdanm | 0:9b334a45a8ff | 1134 | /* Check for the Timeout */ |
bogdanm | 0:9b334a45a8ff | 1135 | if(Timeout != HAL_MAX_DELAY) |
bogdanm | 0:9b334a45a8ff | 1136 | { |
bogdanm | 0:9b334a45a8ff | 1137 | if((Timeout == 0)||((HAL_GetTick() - tickstart ) > Timeout)) |
bogdanm | 0:9b334a45a8ff | 1138 | { |
bogdanm | 0:9b334a45a8ff | 1139 | /* Disable TXE and RXNE interrupts for the interrupt process */ |
bogdanm | 0:9b334a45a8ff | 1140 | __HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 1141 | __HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 1142 | |
bogdanm | 0:9b334a45a8ff | 1143 | hsc->State= HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1144 | |
bogdanm | 0:9b334a45a8ff | 1145 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 1146 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 1147 | |
bogdanm | 0:9b334a45a8ff | 1148 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1149 | } |
bogdanm | 0:9b334a45a8ff | 1150 | } |
bogdanm | 0:9b334a45a8ff | 1151 | } |
bogdanm | 0:9b334a45a8ff | 1152 | } |
bogdanm | 0:9b334a45a8ff | 1153 | else |
bogdanm | 0:9b334a45a8ff | 1154 | { |
bogdanm | 0:9b334a45a8ff | 1155 | while(__HAL_SMARTCARD_GET_FLAG(hsc, Flag) != RESET) |
bogdanm | 0:9b334a45a8ff | 1156 | { |
bogdanm | 0:9b334a45a8ff | 1157 | /* Check for the Timeout */ |
bogdanm | 0:9b334a45a8ff | 1158 | if(Timeout != HAL_MAX_DELAY) |
bogdanm | 0:9b334a45a8ff | 1159 | { |
bogdanm | 0:9b334a45a8ff | 1160 | if((Timeout == 0)||((HAL_GetTick() - tickstart ) > Timeout)) |
bogdanm | 0:9b334a45a8ff | 1161 | { |
bogdanm | 0:9b334a45a8ff | 1162 | /* Disable TXE and RXNE interrupts for the interrupt process */ |
bogdanm | 0:9b334a45a8ff | 1163 | __HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 1164 | __HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 1165 | |
bogdanm | 0:9b334a45a8ff | 1166 | hsc->State= HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1167 | |
bogdanm | 0:9b334a45a8ff | 1168 | /* Process Unlocked */ |
bogdanm | 0:9b334a45a8ff | 1169 | __HAL_UNLOCK(hsc); |
bogdanm | 0:9b334a45a8ff | 1170 | |
bogdanm | 0:9b334a45a8ff | 1171 | return HAL_TIMEOUT; |
bogdanm | 0:9b334a45a8ff | 1172 | } |
bogdanm | 0:9b334a45a8ff | 1173 | } |
bogdanm | 0:9b334a45a8ff | 1174 | } |
bogdanm | 0:9b334a45a8ff | 1175 | } |
bogdanm | 0:9b334a45a8ff | 1176 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1177 | } |
bogdanm | 0:9b334a45a8ff | 1178 | |
bogdanm | 0:9b334a45a8ff | 1179 | /** |
bogdanm | 0:9b334a45a8ff | 1180 | * @brief Send an amount of data in non-blocking mode. |
bogdanm | 0:9b334a45a8ff | 1181 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1182 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 1183 | * Function called under interruption only, once |
bogdanm | 0:9b334a45a8ff | 1184 | * interruptions have been enabled by HAL_SMARTCARD_Transmit_IT() |
bogdanm | 0:9b334a45a8ff | 1185 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1186 | */ |
bogdanm | 0:9b334a45a8ff | 1187 | static HAL_StatusTypeDef SMARTCARD_Transmit_IT(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 1188 | { |
bogdanm | 0:9b334a45a8ff | 1189 | uint16_t* tmp = 0; |
bogdanm | 0:9b334a45a8ff | 1190 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 1191 | |
bogdanm | 0:9b334a45a8ff | 1192 | tmp1 = hsc->State; |
bogdanm | 0:9b334a45a8ff | 1193 | if((tmp1 == HAL_SMARTCARD_STATE_BUSY_TX) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_TX_RX)) |
bogdanm | 0:9b334a45a8ff | 1194 | { |
bogdanm | 0:9b334a45a8ff | 1195 | if(hsc->Init.WordLength == SMARTCARD_WORDLENGTH_9B) |
bogdanm | 0:9b334a45a8ff | 1196 | { |
bogdanm | 0:9b334a45a8ff | 1197 | tmp = (uint16_t*) hsc->pTxBuffPtr; |
bogdanm | 0:9b334a45a8ff | 1198 | WRITE_REG(hsc->Instance->DR, (uint16_t)(*tmp & (uint16_t)0x01FF)); |
bogdanm | 0:9b334a45a8ff | 1199 | if(hsc->Init.Parity == SMARTCARD_PARITY_NONE) |
bogdanm | 0:9b334a45a8ff | 1200 | { |
bogdanm | 0:9b334a45a8ff | 1201 | hsc->pTxBuffPtr += 2; |
bogdanm | 0:9b334a45a8ff | 1202 | } |
bogdanm | 0:9b334a45a8ff | 1203 | else |
bogdanm | 0:9b334a45a8ff | 1204 | { |
bogdanm | 0:9b334a45a8ff | 1205 | hsc->pTxBuffPtr += 1; |
bogdanm | 0:9b334a45a8ff | 1206 | } |
bogdanm | 0:9b334a45a8ff | 1207 | } |
bogdanm | 0:9b334a45a8ff | 1208 | else |
bogdanm | 0:9b334a45a8ff | 1209 | { |
bogdanm | 0:9b334a45a8ff | 1210 | WRITE_REG(hsc->Instance->DR, (uint8_t)(*hsc->pTxBuffPtr++ & (uint8_t)0x00FF)); |
bogdanm | 0:9b334a45a8ff | 1211 | } |
bogdanm | 0:9b334a45a8ff | 1212 | |
bogdanm | 0:9b334a45a8ff | 1213 | if(--hsc->TxXferCount == 0) |
bogdanm | 0:9b334a45a8ff | 1214 | { |
bogdanm | 0:9b334a45a8ff | 1215 | /* Disable the SMARTCARD Transmit Data Register Empty Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1216 | __HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_TXE); |
bogdanm | 0:9b334a45a8ff | 1217 | |
bogdanm | 0:9b334a45a8ff | 1218 | /* Enable the SMARTCARD Transmit Complete Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1219 | __HAL_SMARTCARD_ENABLE_IT(hsc, SMARTCARD_IT_TC); |
bogdanm | 0:9b334a45a8ff | 1220 | } |
bogdanm | 0:9b334a45a8ff | 1221 | |
bogdanm | 0:9b334a45a8ff | 1222 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1223 | } |
bogdanm | 0:9b334a45a8ff | 1224 | else |
bogdanm | 0:9b334a45a8ff | 1225 | { |
bogdanm | 0:9b334a45a8ff | 1226 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 1227 | } |
bogdanm | 0:9b334a45a8ff | 1228 | } |
bogdanm | 0:9b334a45a8ff | 1229 | |
bogdanm | 0:9b334a45a8ff | 1230 | |
bogdanm | 0:9b334a45a8ff | 1231 | /** |
bogdanm | 0:9b334a45a8ff | 1232 | * @brief Wraps up transmission in non blocking mode. |
bogdanm | 0:9b334a45a8ff | 1233 | * @param hsmartcard: pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1234 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 1235 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1236 | */ |
bogdanm | 0:9b334a45a8ff | 1237 | static HAL_StatusTypeDef SMARTCARD_EndTransmit_IT(SMARTCARD_HandleTypeDef *hsmartcard) |
bogdanm | 0:9b334a45a8ff | 1238 | { |
bogdanm | 0:9b334a45a8ff | 1239 | /* Disable the SMARTCARD Transmit Complete Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1240 | __HAL_SMARTCARD_DISABLE_IT(hsmartcard, SMARTCARD_IT_TC); |
bogdanm | 0:9b334a45a8ff | 1241 | |
bogdanm | 0:9b334a45a8ff | 1242 | /* Check if a receive process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 1243 | if(hsmartcard->State == HAL_SMARTCARD_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 1244 | { |
bogdanm | 0:9b334a45a8ff | 1245 | hsmartcard->State = HAL_SMARTCARD_STATE_BUSY_RX; |
bogdanm | 0:9b334a45a8ff | 1246 | } |
bogdanm | 0:9b334a45a8ff | 1247 | else |
bogdanm | 0:9b334a45a8ff | 1248 | { |
bogdanm | 0:9b334a45a8ff | 1249 | /* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */ |
bogdanm | 0:9b334a45a8ff | 1250 | __HAL_SMARTCARD_DISABLE_IT(hsmartcard, SMARTCARD_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 1251 | |
bogdanm | 0:9b334a45a8ff | 1252 | /* Disable the SMARTCARD Parity Error Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1253 | __HAL_SMARTCARD_DISABLE_IT(hsmartcard, SMARTCARD_IT_PE); |
bogdanm | 0:9b334a45a8ff | 1254 | |
bogdanm | 0:9b334a45a8ff | 1255 | hsmartcard->State = HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1256 | } |
bogdanm | 0:9b334a45a8ff | 1257 | |
bogdanm | 0:9b334a45a8ff | 1258 | HAL_SMARTCARD_TxCpltCallback(hsmartcard); |
bogdanm | 0:9b334a45a8ff | 1259 | |
bogdanm | 0:9b334a45a8ff | 1260 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1261 | } |
bogdanm | 0:9b334a45a8ff | 1262 | |
bogdanm | 0:9b334a45a8ff | 1263 | |
bogdanm | 0:9b334a45a8ff | 1264 | /** |
bogdanm | 0:9b334a45a8ff | 1265 | * @brief Receive an amount of data in non-blocking mode. |
bogdanm | 0:9b334a45a8ff | 1266 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1267 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 1268 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 1269 | */ |
bogdanm | 0:9b334a45a8ff | 1270 | static HAL_StatusTypeDef SMARTCARD_Receive_IT(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 1271 | { |
bogdanm | 0:9b334a45a8ff | 1272 | uint16_t* tmp = 0; |
bogdanm | 0:9b334a45a8ff | 1273 | uint32_t tmp1 = 0; |
bogdanm | 0:9b334a45a8ff | 1274 | |
bogdanm | 0:9b334a45a8ff | 1275 | tmp1 = hsc->State; |
bogdanm | 0:9b334a45a8ff | 1276 | if((tmp1 == HAL_SMARTCARD_STATE_BUSY_RX) || (tmp1 == HAL_SMARTCARD_STATE_BUSY_TX_RX)) |
bogdanm | 0:9b334a45a8ff | 1277 | { |
bogdanm | 0:9b334a45a8ff | 1278 | if(hsc->Init.WordLength == SMARTCARD_WORDLENGTH_9B) |
bogdanm | 0:9b334a45a8ff | 1279 | { |
bogdanm | 0:9b334a45a8ff | 1280 | tmp = (uint16_t*) hsc->pRxBuffPtr; |
bogdanm | 0:9b334a45a8ff | 1281 | if(hsc->Init.Parity == SMARTCARD_PARITY_NONE) |
bogdanm | 0:9b334a45a8ff | 1282 | { |
bogdanm | 0:9b334a45a8ff | 1283 | *tmp = (uint16_t)(hsc->Instance->DR & (uint16_t)0x01FF); |
bogdanm | 0:9b334a45a8ff | 1284 | hsc->pRxBuffPtr += 2; |
bogdanm | 0:9b334a45a8ff | 1285 | } |
bogdanm | 0:9b334a45a8ff | 1286 | else |
bogdanm | 0:9b334a45a8ff | 1287 | { |
bogdanm | 0:9b334a45a8ff | 1288 | *tmp = (uint16_t)(hsc->Instance->DR & (uint16_t)0x00FF); |
bogdanm | 0:9b334a45a8ff | 1289 | hsc->pRxBuffPtr += 1; |
bogdanm | 0:9b334a45a8ff | 1290 | } |
bogdanm | 0:9b334a45a8ff | 1291 | } |
bogdanm | 0:9b334a45a8ff | 1292 | else |
bogdanm | 0:9b334a45a8ff | 1293 | { |
bogdanm | 0:9b334a45a8ff | 1294 | if(hsc->Init.Parity == SMARTCARD_PARITY_NONE) |
bogdanm | 0:9b334a45a8ff | 1295 | { |
bogdanm | 0:9b334a45a8ff | 1296 | *hsc->pRxBuffPtr++ = (uint8_t)(hsc->Instance->DR & (uint8_t)0x00FF); |
bogdanm | 0:9b334a45a8ff | 1297 | } |
bogdanm | 0:9b334a45a8ff | 1298 | else |
bogdanm | 0:9b334a45a8ff | 1299 | { |
bogdanm | 0:9b334a45a8ff | 1300 | *hsc->pRxBuffPtr++ = (uint8_t)(hsc->Instance->DR & (uint8_t)0x007F); |
bogdanm | 0:9b334a45a8ff | 1301 | } |
bogdanm | 0:9b334a45a8ff | 1302 | } |
bogdanm | 0:9b334a45a8ff | 1303 | |
bogdanm | 0:9b334a45a8ff | 1304 | if(--hsc->RxXferCount == 0) |
bogdanm | 0:9b334a45a8ff | 1305 | { |
bogdanm | 0:9b334a45a8ff | 1306 | __HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_RXNE); |
bogdanm | 0:9b334a45a8ff | 1307 | |
bogdanm | 0:9b334a45a8ff | 1308 | /* Disable the SMARTCARD Parity Error Interrupt */ |
bogdanm | 0:9b334a45a8ff | 1309 | __HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_PE); |
bogdanm | 0:9b334a45a8ff | 1310 | |
bogdanm | 0:9b334a45a8ff | 1311 | /* Disable the SMARTCARD Error Interrupt: (Frame error, noise error, overrun error) */ |
bogdanm | 0:9b334a45a8ff | 1312 | __HAL_SMARTCARD_DISABLE_IT(hsc, SMARTCARD_IT_ERR); |
bogdanm | 0:9b334a45a8ff | 1313 | |
bogdanm | 0:9b334a45a8ff | 1314 | /* Check if a non-blocking transmit process is ongoing or not */ |
bogdanm | 0:9b334a45a8ff | 1315 | if(hsc->State == HAL_SMARTCARD_STATE_BUSY_TX_RX) |
bogdanm | 0:9b334a45a8ff | 1316 | { |
bogdanm | 0:9b334a45a8ff | 1317 | hsc->State = HAL_SMARTCARD_STATE_BUSY_TX; |
bogdanm | 0:9b334a45a8ff | 1318 | } |
bogdanm | 0:9b334a45a8ff | 1319 | else |
bogdanm | 0:9b334a45a8ff | 1320 | { |
bogdanm | 0:9b334a45a8ff | 1321 | hsc->State = HAL_SMARTCARD_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 1322 | } |
bogdanm | 0:9b334a45a8ff | 1323 | |
bogdanm | 0:9b334a45a8ff | 1324 | HAL_SMARTCARD_RxCpltCallback(hsc); |
bogdanm | 0:9b334a45a8ff | 1325 | |
bogdanm | 0:9b334a45a8ff | 1326 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1327 | } |
bogdanm | 0:9b334a45a8ff | 1328 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 1329 | } |
bogdanm | 0:9b334a45a8ff | 1330 | else |
bogdanm | 0:9b334a45a8ff | 1331 | { |
bogdanm | 0:9b334a45a8ff | 1332 | return HAL_BUSY; |
bogdanm | 0:9b334a45a8ff | 1333 | } |
bogdanm | 0:9b334a45a8ff | 1334 | } |
bogdanm | 0:9b334a45a8ff | 1335 | |
bogdanm | 0:9b334a45a8ff | 1336 | /** |
bogdanm | 0:9b334a45a8ff | 1337 | * @brief Configures the SMARTCARD peripheral. |
bogdanm | 0:9b334a45a8ff | 1338 | * @param hsc: Pointer to a SMARTCARD_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 1339 | * the configuration information for the specified SMARTCARD module. |
bogdanm | 0:9b334a45a8ff | 1340 | * @retval None |
bogdanm | 0:9b334a45a8ff | 1341 | */ |
bogdanm | 0:9b334a45a8ff | 1342 | static void SMARTCARD_SetConfig(SMARTCARD_HandleTypeDef *hsc) |
bogdanm | 0:9b334a45a8ff | 1343 | { |
bogdanm | 0:9b334a45a8ff | 1344 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 1345 | assert_param(IS_SMARTCARD_INSTANCE(hsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 1346 | assert_param(IS_SMARTCARD_POLARITY(hsc->Init.CLKPolarity)); |
bogdanm | 0:9b334a45a8ff | 1347 | assert_param(IS_SMARTCARD_PHASE(hsc->Init.CLKPhase)); |
bogdanm | 0:9b334a45a8ff | 1348 | assert_param(IS_SMARTCARD_LASTBIT(hsc->Init.CLKLastBit)); |
bogdanm | 0:9b334a45a8ff | 1349 | assert_param(IS_SMARTCARD_BAUDRATE(hsc->Init.BaudRate)); |
bogdanm | 0:9b334a45a8ff | 1350 | assert_param(IS_SMARTCARD_WORD_LENGTH(hsc->Init.WordLength)); |
bogdanm | 0:9b334a45a8ff | 1351 | assert_param(IS_SMARTCARD_STOPBITS(hsc->Init.StopBits)); |
bogdanm | 0:9b334a45a8ff | 1352 | assert_param(IS_SMARTCARD_PARITY(hsc->Init.Parity)); |
bogdanm | 0:9b334a45a8ff | 1353 | assert_param(IS_SMARTCARD_MODE(hsc->Init.Mode)); |
bogdanm | 0:9b334a45a8ff | 1354 | assert_param(IS_SMARTCARD_NACK_STATE(hsc->Init.NACKState)); |
bogdanm | 0:9b334a45a8ff | 1355 | |
bogdanm | 0:9b334a45a8ff | 1356 | /* The LBCL, CPOL and CPHA bits have to be selected when both the transmitter and the |
bogdanm | 0:9b334a45a8ff | 1357 | receiver are disabled (TE=RE=0) to ensure that the clock pulses function correctly. */ |
bogdanm | 0:9b334a45a8ff | 1358 | CLEAR_BIT(hsc->Instance->CR1, (uint32_t)(USART_CR1_TE | USART_CR1_RE)); |
bogdanm | 0:9b334a45a8ff | 1359 | |
bogdanm | 0:9b334a45a8ff | 1360 | /*-------------------------- SMARTCARD CR2 Configuration ------------------------*/ |
bogdanm | 0:9b334a45a8ff | 1361 | /* Clear CLKEN, CPOL, CPHA and LBCL bits */ |
bogdanm | 0:9b334a45a8ff | 1362 | /* Configure the SMARTCARD Clock, CPOL, CPHA and LastBit -----------------------*/ |
bogdanm | 0:9b334a45a8ff | 1363 | /* Set CPOL bit according to hsc->Init.CLKPolarity value */ |
bogdanm | 0:9b334a45a8ff | 1364 | /* Set CPHA bit according to hsc->Init.CLKPhase value */ |
bogdanm | 0:9b334a45a8ff | 1365 | /* Set LBCL bit according to hsc->Init.CLKLastBit value */ |
bogdanm | 0:9b334a45a8ff | 1366 | MODIFY_REG(hsc->Instance->CR2, |
bogdanm | 0:9b334a45a8ff | 1367 | ((uint32_t)(USART_CR2_CPHA | USART_CR2_CPOL | USART_CR2_CLKEN | USART_CR2_LBCL)), |
bogdanm | 0:9b334a45a8ff | 1368 | ((uint32_t)(USART_CR2_CLKEN | hsc->Init.CLKPolarity | hsc->Init.CLKPhase| hsc->Init.CLKLastBit)) ); |
bogdanm | 0:9b334a45a8ff | 1369 | |
bogdanm | 0:9b334a45a8ff | 1370 | /* Set Stop Bits: Set STOP[13:12] bits according to hsc->Init.StopBits value */ |
bogdanm | 0:9b334a45a8ff | 1371 | MODIFY_REG(hsc->Instance->CR2, USART_CR2_STOP,(uint32_t)(hsc->Init.StopBits)); |
bogdanm | 0:9b334a45a8ff | 1372 | |
bogdanm | 0:9b334a45a8ff | 1373 | /*-------------------------- SMARTCARD CR1 Configuration -----------------------*/ |
bogdanm | 0:9b334a45a8ff | 1374 | /* Clear M, PCE, PS, TE and RE bits */ |
bogdanm | 0:9b334a45a8ff | 1375 | /* Configure the SMARTCARD Word Length, Parity and mode: |
bogdanm | 0:9b334a45a8ff | 1376 | Set the M bits according to hsc->Init.WordLength value |
bogdanm | 0:9b334a45a8ff | 1377 | Set PCE and PS bits according to hsc->Init.Parity value |
bogdanm | 0:9b334a45a8ff | 1378 | Set TE and RE bits according to hsc->Init.Mode value */ |
bogdanm | 0:9b334a45a8ff | 1379 | MODIFY_REG(hsc->Instance->CR1, |
bogdanm | 0:9b334a45a8ff | 1380 | ((uint32_t)(USART_CR1_M | USART_CR1_PCE | USART_CR1_PS | USART_CR1_TE | USART_CR1_RE)), |
bogdanm | 0:9b334a45a8ff | 1381 | ((uint32_t)(hsc->Init.WordLength | hsc->Init.Parity | hsc->Init.Mode)) ); |
bogdanm | 0:9b334a45a8ff | 1382 | |
bogdanm | 0:9b334a45a8ff | 1383 | /*-------------------------- USART CR3 Configuration -----------------------*/ |
bogdanm | 0:9b334a45a8ff | 1384 | /* Clear CTSE and RTSE bits */ |
bogdanm | 0:9b334a45a8ff | 1385 | CLEAR_BIT(hsc->Instance->CR3, (USART_CR3_RTSE | USART_CR3_CTSE)); |
bogdanm | 0:9b334a45a8ff | 1386 | |
bogdanm | 0:9b334a45a8ff | 1387 | /*-------------------------- USART BRR Configuration -----------------------*/ |
bogdanm | 0:9b334a45a8ff | 1388 | if(hsc->Instance == USART1) |
bogdanm | 0:9b334a45a8ff | 1389 | { |
bogdanm | 0:9b334a45a8ff | 1390 | hsc->Instance->BRR = SMARTCARD_BRR(HAL_RCC_GetPCLK2Freq(), hsc->Init.BaudRate); |
bogdanm | 0:9b334a45a8ff | 1391 | } |
bogdanm | 0:9b334a45a8ff | 1392 | else |
bogdanm | 0:9b334a45a8ff | 1393 | { |
bogdanm | 0:9b334a45a8ff | 1394 | hsc->Instance->BRR = SMARTCARD_BRR(HAL_RCC_GetPCLK1Freq(), hsc->Init.BaudRate); |
bogdanm | 0:9b334a45a8ff | 1395 | } |
bogdanm | 0:9b334a45a8ff | 1396 | } |
bogdanm | 0:9b334a45a8ff | 1397 | |
bogdanm | 0:9b334a45a8ff | 1398 | /** |
bogdanm | 0:9b334a45a8ff | 1399 | * @} |
bogdanm | 0:9b334a45a8ff | 1400 | */ |
bogdanm | 0:9b334a45a8ff | 1401 | |
bogdanm | 0:9b334a45a8ff | 1402 | #endif /* HAL_SMARTCARD_MODULE_ENABLED */ |
bogdanm | 0:9b334a45a8ff | 1403 | /** |
bogdanm | 0:9b334a45a8ff | 1404 | * @} |
bogdanm | 0:9b334a45a8ff | 1405 | */ |
bogdanm | 0:9b334a45a8ff | 1406 | |
bogdanm | 0:9b334a45a8ff | 1407 | /** |
bogdanm | 0:9b334a45a8ff | 1408 | * @} |
bogdanm | 0:9b334a45a8ff | 1409 | */ |
bogdanm | 0:9b334a45a8ff | 1410 | |
bogdanm | 0:9b334a45a8ff | 1411 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |