mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_STM/TARGET_STM32F0/device/stm32f0xx_hal_uart_ex.c@149:156823d33999, 2016-10-28 (annotated)

Committer:
<>
Date:
Fri Oct 28 11:17:30 2016 +0100
Revision:
149:156823d33999
Parent:
targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_uart_ex.c@144:ef7eb2e8f9f7
Child:
156:95d6b41a828b
This updates the lib to the mbed lib v128



NOTE: This release includes a restructuring of the file and directory locations and thus some

include paths in your code may need updating accordingly.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 144:ef7eb2e8f9f7 1 /**
<> 144:ef7eb2e8f9f7 2 ******************************************************************************
<> 144:ef7eb2e8f9f7 3 * @file stm32f0xx_hal_uart_ex.c
<> 144:ef7eb2e8f9f7 4 * @author MCD Application Team
<> 144:ef7eb2e8f9f7 5 * @version V1.4.0
<> 144:ef7eb2e8f9f7 6 * @date 27-May-2016
<> 144:ef7eb2e8f9f7 7 * @brief Extended UART HAL module driver.
<> 144:ef7eb2e8f9f7 8 * This file provides firmware functions to manage the following extended
<> 144:ef7eb2e8f9f7 9 * functionalities of the Universal Asynchronous Receiver Transmitter Peripheral (UART).
<> 144:ef7eb2e8f9f7 10 * + Initialization and de-initialization functions
<> 144:ef7eb2e8f9f7 11 * + Peripheral Control functions
<> 144:ef7eb2e8f9f7 12 *
<> 144:ef7eb2e8f9f7 13 *
<> 144:ef7eb2e8f9f7 14 @verbatim
<> 144:ef7eb2e8f9f7 15 ==============================================================================
<> 144:ef7eb2e8f9f7 16 ##### UART peripheral extended features #####
<> 144:ef7eb2e8f9f7 17 ==============================================================================
<> 144:ef7eb2e8f9f7 18
<> 144:ef7eb2e8f9f7 19 (#) Declare a UART_HandleTypeDef handle structure.
<> 144:ef7eb2e8f9f7 20
<> 144:ef7eb2e8f9f7 21 (#) For the UART RS485 Driver Enable mode, initialize the UART registers
<> 144:ef7eb2e8f9f7 22 by calling the HAL_RS485Ex_Init() API.
<> 144:ef7eb2e8f9f7 23
<> 144:ef7eb2e8f9f7 24
<> 144:ef7eb2e8f9f7 25 @endverbatim
<> 144:ef7eb2e8f9f7 26 ******************************************************************************
<> 144:ef7eb2e8f9f7 27 * @attention
<> 144:ef7eb2e8f9f7 28 *
<> 144:ef7eb2e8f9f7 29 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
<> 144:ef7eb2e8f9f7 30 *
<> 144:ef7eb2e8f9f7 31 * Redistribution and use in source and binary forms, with or without modification,
<> 144:ef7eb2e8f9f7 32 * are permitted provided that the following conditions are met:
<> 144:ef7eb2e8f9f7 33 * 1. Redistributions of source code must retain the above copyright notice,
<> 144:ef7eb2e8f9f7 34 * this list of conditions and the following disclaimer.
<> 144:ef7eb2e8f9f7 35 * 2. Redistributions in binary form must reproduce the above copyright notice,
<> 144:ef7eb2e8f9f7 36 * this list of conditions and the following disclaimer in the documentation
<> 144:ef7eb2e8f9f7 37 * and/or other materials provided with the distribution.
<> 144:ef7eb2e8f9f7 38 * 3. Neither the name of STMicroelectronics nor the names of its contributors
<> 144:ef7eb2e8f9f7 39 * may be used to endorse or promote products derived from this software
<> 144:ef7eb2e8f9f7 40 * without specific prior written permission.
<> 144:ef7eb2e8f9f7 41 *
<> 144:ef7eb2e8f9f7 42 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
<> 144:ef7eb2e8f9f7 43 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
<> 144:ef7eb2e8f9f7 44 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
<> 144:ef7eb2e8f9f7 45 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
<> 144:ef7eb2e8f9f7 46 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
<> 144:ef7eb2e8f9f7 47 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
<> 144:ef7eb2e8f9f7 48 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
<> 144:ef7eb2e8f9f7 49 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
<> 144:ef7eb2e8f9f7 50 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
<> 144:ef7eb2e8f9f7 51 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
<> 144:ef7eb2e8f9f7 52 *
<> 144:ef7eb2e8f9f7 53 ******************************************************************************
<> 144:ef7eb2e8f9f7 54 */
<> 144:ef7eb2e8f9f7 55
<> 144:ef7eb2e8f9f7 56 /* Includes ------------------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 57 #include "stm32f0xx_hal.h"
<> 144:ef7eb2e8f9f7 58
<> 144:ef7eb2e8f9f7 59 /** @addtogroup STM32F0xx_HAL_Driver
<> 144:ef7eb2e8f9f7 60 * @{
<> 144:ef7eb2e8f9f7 61 */
<> 144:ef7eb2e8f9f7 62
<> 144:ef7eb2e8f9f7 63 /** @defgroup UARTEx UARTEx
<> 144:ef7eb2e8f9f7 64 * @brief UART Extended HAL module driver
<> 144:ef7eb2e8f9f7 65 * @{
<> 144:ef7eb2e8f9f7 66 */
<> 144:ef7eb2e8f9f7 67
<> 144:ef7eb2e8f9f7 68 #ifdef HAL_UART_MODULE_ENABLED
<> 144:ef7eb2e8f9f7 69
<> 144:ef7eb2e8f9f7 70 /* Private typedef -----------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 71 /* Private define ------------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 72 /* Private macros ------------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 73 /* Private variables ---------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 74 /* Private function prototypes -----------------------------------------------*/
<> 144:ef7eb2e8f9f7 75 /** @defgroup UARTEx_Private_Functions UARTEx Private Functions
<> 144:ef7eb2e8f9f7 76 * @{
<> 144:ef7eb2e8f9f7 77 */
<> 144:ef7eb2e8f9f7 78 #if !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC)
<> 144:ef7eb2e8f9f7 79 static void UARTEx_Wakeup_AddressConfig(UART_HandleTypeDef *huart, UART_WakeUpTypeDef WakeUpSelection);
<> 144:ef7eb2e8f9f7 80 #endif /* !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC) */
<> 144:ef7eb2e8f9f7 81
<> 144:ef7eb2e8f9f7 82 /**
<> 144:ef7eb2e8f9f7 83 * @}
<> 144:ef7eb2e8f9f7 84 */
<> 144:ef7eb2e8f9f7 85
<> 144:ef7eb2e8f9f7 86 /* Exported functions ---------------------------------------------------------*/
<> 144:ef7eb2e8f9f7 87
<> 144:ef7eb2e8f9f7 88 /** @defgroup UARTEx_Exported_Functions UARTEx Exported Functions
<> 144:ef7eb2e8f9f7 89 * @{
<> 144:ef7eb2e8f9f7 90 */
<> 144:ef7eb2e8f9f7 91
<> 144:ef7eb2e8f9f7 92 /** @defgroup UARTEx_Exported_Functions_Group1 Extended Initialization and de-initialization functions
<> 144:ef7eb2e8f9f7 93 * @brief Extended Initialization and Configuration Functions
<> 144:ef7eb2e8f9f7 94 *
<> 144:ef7eb2e8f9f7 95 @verbatim
<> 144:ef7eb2e8f9f7 96 ===============================================================================
<> 144:ef7eb2e8f9f7 97 ##### Initialization and Configuration functions #####
<> 144:ef7eb2e8f9f7 98 ==============================================================================
<> 144:ef7eb2e8f9f7 99 [..]
<> 144:ef7eb2e8f9f7 100 This subsection provides a set of functions allowing to initialize the USARTx or the UARTy
<> 144:ef7eb2e8f9f7 101 in asynchronous mode.
<> 144:ef7eb2e8f9f7 102 (+) For the asynchronous mode the parameters below can be configured:
<> 144:ef7eb2e8f9f7 103 (++) Baud Rate
<> 144:ef7eb2e8f9f7 104 (++) Word Length (Fixed to 8-bits only for LIN mode)
<> 144:ef7eb2e8f9f7 105 (++) Stop Bit
<> 144:ef7eb2e8f9f7 106 (++) Parity
<> 144:ef7eb2e8f9f7 107 (++) Hardware flow control
<> 144:ef7eb2e8f9f7 108 (++) Receiver/transmitter modes
<> 144:ef7eb2e8f9f7 109 (++) Over Sampling Method
<> 144:ef7eb2e8f9f7 110 (++) One-Bit Sampling Method
<> 144:ef7eb2e8f9f7 111 (+) For the asynchronous mode, the following advanced features can be configured as well:
<> 144:ef7eb2e8f9f7 112 (++) TX and/or RX pin level inversion
<> 144:ef7eb2e8f9f7 113 (++) data logical level inversion
<> 144:ef7eb2e8f9f7 114 (++) RX and TX pins swap
<> 144:ef7eb2e8f9f7 115 (++) RX overrun detection disabling
<> 144:ef7eb2e8f9f7 116 (++) DMA disabling on RX error
<> 144:ef7eb2e8f9f7 117 (++) MSB first on communication line
<> 144:ef7eb2e8f9f7 118 (++) auto Baud rate detection
<> 144:ef7eb2e8f9f7 119 [..]
<> 144:ef7eb2e8f9f7 120 The HAL_LIN_Init() and HAL_RS485Ex_Init() APIs follows respectively the LIN and
<> 144:ef7eb2e8f9f7 121 the UART RS485 mode configuration procedures (details for the procedures are
<> 144:ef7eb2e8f9f7 122 available in reference manual).
<> 144:ef7eb2e8f9f7 123
<> 144:ef7eb2e8f9f7 124 @endverbatim
<> 144:ef7eb2e8f9f7 125 * @{
<> 144:ef7eb2e8f9f7 126 */
<> 144:ef7eb2e8f9f7 127
<> 144:ef7eb2e8f9f7 128 /*
<> 144:ef7eb2e8f9f7 129 Additional Table: If the parity is enabled, then the MSB bit of the data written
<> 144:ef7eb2e8f9f7 130 in the data register is transmitted but is changed by the parity bit.
<> 144:ef7eb2e8f9f7 131 According to device capability (support or not of 7-bit word length),
<> 144:ef7eb2e8f9f7 132 frame length is either defined by the M bit (8-bits or 9-bits)
<> 144:ef7eb2e8f9f7 133 or by the M1 and M0 bits (7-bit, 8-bit or 9-bit).
<> 144:ef7eb2e8f9f7 134 Possible UART frame formats are as listed in the following table:
<> 144:ef7eb2e8f9f7 135
<> 144:ef7eb2e8f9f7 136 Table 1. UART frame format.
<> 144:ef7eb2e8f9f7 137 +-----------------------------------------------------------------------+
<> 144:ef7eb2e8f9f7 138 | M bit | PCE bit | UART frame |
<> 144:ef7eb2e8f9f7 139 |-------------------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 140 | 0 | 0 | | SB | 8-bit data | STB | |
<> 144:ef7eb2e8f9f7 141 |-------------------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 142 | 0 | 1 | | SB | 7-bit data | PB | STB | |
<> 144:ef7eb2e8f9f7 143 |-------------------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 144 | 1 | 0 | | SB | 9-bit data | STB | |
<> 144:ef7eb2e8f9f7 145 |-------------------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 146 | 1 | 1 | | SB | 8-bit data | PB | STB | |
<> 144:ef7eb2e8f9f7 147 +-----------------------------------------------------------------------+
<> 144:ef7eb2e8f9f7 148 | M1 bit | M0 bit | PCE bit | UART frame |
<> 144:ef7eb2e8f9f7 149 |---------|---------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 150 | 0 | 0 | 0 | | SB | 8 bit data | STB | |
<> 144:ef7eb2e8f9f7 151 |---------|---------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 152 | 0 | 0 | 1 | | SB | 7 bit data | PB | STB | |
<> 144:ef7eb2e8f9f7 153 |---------|---------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 154 | 0 | 1 | 0 | | SB | 9 bit data | STB | |
<> 144:ef7eb2e8f9f7 155 |---------|---------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 156 | 0 | 1 | 1 | | SB | 8 bit data | PB | STB | |
<> 144:ef7eb2e8f9f7 157 |---------|---------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 158 | 1 | 0 | 0 | | SB | 7 bit data | STB | |
<> 144:ef7eb2e8f9f7 159 |---------|---------|-----------|---------------------------------------|
<> 144:ef7eb2e8f9f7 160 | 1 | 0 | 1 | | SB | 6 bit data | PB | STB | |
<> 144:ef7eb2e8f9f7 161 +-----------------------------------------------------------------------+
<> 144:ef7eb2e8f9f7 162
<> 144:ef7eb2e8f9f7 163 */
<> 144:ef7eb2e8f9f7 164
<> 144:ef7eb2e8f9f7 165 /**
<> 144:ef7eb2e8f9f7 166 * @brief Initialize the RS485 Driver enable feature according to the specified
<> 144:ef7eb2e8f9f7 167 * parameters in the UART_InitTypeDef and creates the associated handle.
<> 144:ef7eb2e8f9f7 168 * @param huart: UART handle.
<> 144:ef7eb2e8f9f7 169 * @param Polarity: select the driver enable polarity.
<> 144:ef7eb2e8f9f7 170 * This parameter can be one of the following values:
<> 144:ef7eb2e8f9f7 171 * @arg UART_DE_POLARITY_HIGH: DE signal is active high
<> 144:ef7eb2e8f9f7 172 * @arg UART_DE_POLARITY_LOW: DE signal is active low
<> 144:ef7eb2e8f9f7 173 * @param AssertionTime: Driver Enable assertion time:
<> 144:ef7eb2e8f9f7 174 * 5-bit value defining the time between the activation of the DE (Driver Enable)
<> 144:ef7eb2e8f9f7 175 * signal and the beginning of the start bit. It is expressed in sample time
<> 144:ef7eb2e8f9f7 176 * units (1/8 or 1/16 bit time, depending on the oversampling rate)
<> 144:ef7eb2e8f9f7 177 * @param DeassertionTime: Driver Enable deassertion time:
<> 144:ef7eb2e8f9f7 178 * 5-bit value defining the time between the end of the last stop bit, in a
<> 144:ef7eb2e8f9f7 179 * transmitted message, and the de-activation of the DE (Driver Enable) signal.
<> 144:ef7eb2e8f9f7 180 * It is expressed in sample time units (1/8 or 1/16 bit time, depending on the
<> 144:ef7eb2e8f9f7 181 * oversampling rate).
<> 144:ef7eb2e8f9f7 182 * @retval HAL status
<> 144:ef7eb2e8f9f7 183 */
<> 144:ef7eb2e8f9f7 184 HAL_StatusTypeDef HAL_RS485Ex_Init(UART_HandleTypeDef *huart, uint32_t Polarity, uint32_t AssertionTime, uint32_t DeassertionTime)
<> 144:ef7eb2e8f9f7 185 {
<> 144:ef7eb2e8f9f7 186 uint32_t temp = 0x0;
<> 144:ef7eb2e8f9f7 187
<> 144:ef7eb2e8f9f7 188 /* Check the UART handle allocation */
<> 144:ef7eb2e8f9f7 189 if(huart == NULL)
<> 144:ef7eb2e8f9f7 190 {
<> 144:ef7eb2e8f9f7 191 return HAL_ERROR;
<> 144:ef7eb2e8f9f7 192 }
<> 144:ef7eb2e8f9f7 193 /* Check the Driver Enable UART instance */
<> 144:ef7eb2e8f9f7 194 assert_param(IS_UART_DRIVER_ENABLE_INSTANCE(huart->Instance));
<> 144:ef7eb2e8f9f7 195
<> 144:ef7eb2e8f9f7 196 /* Check the Driver Enable polarity */
<> 144:ef7eb2e8f9f7 197 assert_param(IS_UART_DE_POLARITY(Polarity));
<> 144:ef7eb2e8f9f7 198
<> 144:ef7eb2e8f9f7 199 /* Check the Driver Enable assertion time */
<> 144:ef7eb2e8f9f7 200 assert_param(IS_UART_ASSERTIONTIME(AssertionTime));
<> 144:ef7eb2e8f9f7 201
<> 144:ef7eb2e8f9f7 202 /* Check the Driver Enable deassertion time */
<> 144:ef7eb2e8f9f7 203 assert_param(IS_UART_DEASSERTIONTIME(DeassertionTime));
<> 144:ef7eb2e8f9f7 204
<> 144:ef7eb2e8f9f7 205 if(huart->gState == HAL_UART_STATE_RESET)
<> 144:ef7eb2e8f9f7 206 {
<> 144:ef7eb2e8f9f7 207 /* Allocate lock resource and initialize it */
<> 144:ef7eb2e8f9f7 208 huart->Lock = HAL_UNLOCKED;
<> 144:ef7eb2e8f9f7 209
<> 144:ef7eb2e8f9f7 210 /* Init the low level hardware : GPIO, CLOCK, CORTEX */
<> 144:ef7eb2e8f9f7 211 HAL_UART_MspInit(huart);
<> 144:ef7eb2e8f9f7 212 }
<> 144:ef7eb2e8f9f7 213
<> 144:ef7eb2e8f9f7 214 huart->gState = HAL_UART_STATE_BUSY;
<> 144:ef7eb2e8f9f7 215
<> 144:ef7eb2e8f9f7 216 /* Disable the Peripheral */
<> 144:ef7eb2e8f9f7 217 __HAL_UART_DISABLE(huart);
<> 144:ef7eb2e8f9f7 218
<> 144:ef7eb2e8f9f7 219 /* Set the UART Communication parameters */
<> 144:ef7eb2e8f9f7 220 if (UART_SetConfig(huart) == HAL_ERROR)
<> 144:ef7eb2e8f9f7 221 {
<> 144:ef7eb2e8f9f7 222 return HAL_ERROR;
<> 144:ef7eb2e8f9f7 223 }
<> 144:ef7eb2e8f9f7 224
<> 144:ef7eb2e8f9f7 225 if(huart->AdvancedInit.AdvFeatureInit != UART_ADVFEATURE_NO_INIT)
<> 144:ef7eb2e8f9f7 226 {
<> 144:ef7eb2e8f9f7 227 UART_AdvFeatureConfig(huart);
<> 144:ef7eb2e8f9f7 228 }
<> 144:ef7eb2e8f9f7 229
<> 144:ef7eb2e8f9f7 230 /* Enable the Driver Enable mode by setting the DEM bit in the CR3 register */
<> 144:ef7eb2e8f9f7 231 SET_BIT(huart->Instance->CR3, USART_CR3_DEM);
<> 144:ef7eb2e8f9f7 232
<> 144:ef7eb2e8f9f7 233 /* Set the Driver Enable polarity */
<> 144:ef7eb2e8f9f7 234 MODIFY_REG(huart->Instance->CR3, USART_CR3_DEP, Polarity);
<> 144:ef7eb2e8f9f7 235
<> 144:ef7eb2e8f9f7 236 /* Set the Driver Enable assertion and deassertion times */
<> 144:ef7eb2e8f9f7 237 temp = (AssertionTime << UART_CR1_DEAT_ADDRESS_LSB_POS);
<> 144:ef7eb2e8f9f7 238 temp |= (DeassertionTime << UART_CR1_DEDT_ADDRESS_LSB_POS);
<> 144:ef7eb2e8f9f7 239 MODIFY_REG(huart->Instance->CR1, (USART_CR1_DEDT|USART_CR1_DEAT), temp);
<> 144:ef7eb2e8f9f7 240
<> 144:ef7eb2e8f9f7 241 /* Enable the Peripheral */
<> 144:ef7eb2e8f9f7 242 __HAL_UART_ENABLE(huart);
<> 144:ef7eb2e8f9f7 243
<> 144:ef7eb2e8f9f7 244 /* TEACK and/or REACK to check before moving huart->gState and huart->RxState to Ready */
<> 144:ef7eb2e8f9f7 245 return (UART_CheckIdleState(huart));
<> 144:ef7eb2e8f9f7 246 }
<> 144:ef7eb2e8f9f7 247
<> 144:ef7eb2e8f9f7 248 #if !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC)
<> 144:ef7eb2e8f9f7 249 /**
<> 144:ef7eb2e8f9f7 250 * @brief Initialize the LIN mode according to the specified
<> 144:ef7eb2e8f9f7 251 * parameters in the UART_InitTypeDef and creates the associated handle .
<> 144:ef7eb2e8f9f7 252 * @param huart: UART handle.
<> 144:ef7eb2e8f9f7 253 * @param BreakDetectLength: specifies the LIN break detection length.
<> 144:ef7eb2e8f9f7 254 * This parameter can be one of the following values:
<> 144:ef7eb2e8f9f7 255 * @arg UART_LINBREAKDETECTLENGTH_10B: 10-bit break detection
<> 144:ef7eb2e8f9f7 256 * @arg UART_LINBREAKDETECTLENGTH_11B: 11-bit break detection
<> 144:ef7eb2e8f9f7 257 * @retval HAL status
<> 144:ef7eb2e8f9f7 258 */
<> 144:ef7eb2e8f9f7 259 HAL_StatusTypeDef HAL_LIN_Init(UART_HandleTypeDef *huart, uint32_t BreakDetectLength)
<> 144:ef7eb2e8f9f7 260 {
<> 144:ef7eb2e8f9f7 261 /* Check the UART handle allocation */
<> 144:ef7eb2e8f9f7 262 if(huart == NULL)
<> 144:ef7eb2e8f9f7 263 {
<> 144:ef7eb2e8f9f7 264 return HAL_ERROR;
<> 144:ef7eb2e8f9f7 265 }
<> 144:ef7eb2e8f9f7 266
<> 144:ef7eb2e8f9f7 267 /* Check the LIN UART instance */
<> 144:ef7eb2e8f9f7 268 assert_param(IS_UART_LIN_INSTANCE(huart->Instance));
<> 144:ef7eb2e8f9f7 269 /* Check the Break detection length parameter */
<> 144:ef7eb2e8f9f7 270 assert_param(IS_UART_LIN_BREAK_DETECT_LENGTH(BreakDetectLength));
<> 144:ef7eb2e8f9f7 271
<> 144:ef7eb2e8f9f7 272 /* LIN mode limited to 16-bit oversampling only */
<> 144:ef7eb2e8f9f7 273 if(huart->Init.OverSampling == UART_OVERSAMPLING_8)
<> 144:ef7eb2e8f9f7 274 {
<> 144:ef7eb2e8f9f7 275 return HAL_ERROR;
<> 144:ef7eb2e8f9f7 276 }
<> 144:ef7eb2e8f9f7 277 /* LIN mode limited to 8-bit data length */
<> 144:ef7eb2e8f9f7 278 if(huart->Init.WordLength != UART_WORDLENGTH_8B)
<> 144:ef7eb2e8f9f7 279 {
<> 144:ef7eb2e8f9f7 280 return HAL_ERROR;
<> 144:ef7eb2e8f9f7 281 }
<> 144:ef7eb2e8f9f7 282
<> 144:ef7eb2e8f9f7 283 if(huart->gState == HAL_UART_STATE_RESET)
<> 144:ef7eb2e8f9f7 284 {
<> 144:ef7eb2e8f9f7 285 /* Allocate lock resource and initialize it */
<> 144:ef7eb2e8f9f7 286 huart->Lock = HAL_UNLOCKED;
<> 144:ef7eb2e8f9f7 287
<> 144:ef7eb2e8f9f7 288 /* Init the low level hardware : GPIO, CLOCK */
<> 144:ef7eb2e8f9f7 289 HAL_UART_MspInit(huart);
<> 144:ef7eb2e8f9f7 290 }
<> 144:ef7eb2e8f9f7 291
<> 144:ef7eb2e8f9f7 292 huart->gState = HAL_UART_STATE_BUSY;
<> 144:ef7eb2e8f9f7 293
<> 144:ef7eb2e8f9f7 294 /* Disable the Peripheral */
<> 144:ef7eb2e8f9f7 295 __HAL_UART_DISABLE(huart);
<> 144:ef7eb2e8f9f7 296
<> 144:ef7eb2e8f9f7 297 /* Set the UART Communication parameters */
<> 144:ef7eb2e8f9f7 298 if (UART_SetConfig(huart) == HAL_ERROR)
<> 144:ef7eb2e8f9f7 299 {
<> 144:ef7eb2e8f9f7 300 return HAL_ERROR;
<> 144:ef7eb2e8f9f7 301 }
<> 144:ef7eb2e8f9f7 302
<> 144:ef7eb2e8f9f7 303 if (huart->AdvancedInit.AdvFeatureInit != UART_ADVFEATURE_NO_INIT)
<> 144:ef7eb2e8f9f7 304 {
<> 144:ef7eb2e8f9f7 305 UART_AdvFeatureConfig(huart);
<> 144:ef7eb2e8f9f7 306 }
<> 144:ef7eb2e8f9f7 307
<> 144:ef7eb2e8f9f7 308 /* In LIN mode, the following bits must be kept cleared:
<> 144:ef7eb2e8f9f7 309 - LINEN and CLKEN bits in the USART_CR2 register,
<> 144:ef7eb2e8f9f7 310 - SCEN and IREN bits in the USART_CR3 register.*/
<> 144:ef7eb2e8f9f7 311 huart->Instance->CR2 &= ~(USART_CR2_CLKEN);
<> 144:ef7eb2e8f9f7 312 huart->Instance->CR3 &= ~(USART_CR3_HDSEL | USART_CR3_IREN | USART_CR3_SCEN);
<> 144:ef7eb2e8f9f7 313
<> 144:ef7eb2e8f9f7 314 /* Enable the LIN mode by setting the LINEN bit in the CR2 register */
<> 144:ef7eb2e8f9f7 315 huart->Instance->CR2 |= USART_CR2_LINEN;
<> 144:ef7eb2e8f9f7 316
<> 144:ef7eb2e8f9f7 317 /* Set the USART LIN Break detection length. */
<> 144:ef7eb2e8f9f7 318 MODIFY_REG(huart->Instance->CR2, USART_CR2_LBDL, BreakDetectLength);
<> 144:ef7eb2e8f9f7 319
<> 144:ef7eb2e8f9f7 320 /* Enable the Peripheral */
<> 144:ef7eb2e8f9f7 321 __HAL_UART_ENABLE(huart);
<> 144:ef7eb2e8f9f7 322
<> 144:ef7eb2e8f9f7 323 /* TEACK and/or REACK to check before moving huart->gState and huart->RxState to Ready */
<> 144:ef7eb2e8f9f7 324 return (UART_CheckIdleState(huart));
<> 144:ef7eb2e8f9f7 325 }
<> 144:ef7eb2e8f9f7 326 #endif /* !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC) */
<> 144:ef7eb2e8f9f7 327
<> 144:ef7eb2e8f9f7 328 /**
<> 144:ef7eb2e8f9f7 329 * @}
<> 144:ef7eb2e8f9f7 330 */
<> 144:ef7eb2e8f9f7 331
<> 144:ef7eb2e8f9f7 332 /** @defgroup UARTEx_Exported_Functions_Group2 Extended IO operation function
<> 144:ef7eb2e8f9f7 333 * @brief Extended UART Interrupt handling function
<> 144:ef7eb2e8f9f7 334 *
<> 144:ef7eb2e8f9f7 335 @verbatim
<> 144:ef7eb2e8f9f7 336 ===============================================================================
<> 144:ef7eb2e8f9f7 337 ##### IO operation function #####
<> 144:ef7eb2e8f9f7 338 ===============================================================================
<> 144:ef7eb2e8f9f7 339 [..]
<> 144:ef7eb2e8f9f7 340 This subsection provides function to handle Wake up interrupt call-back.
<> 144:ef7eb2e8f9f7 341
<> 144:ef7eb2e8f9f7 342 (#) Callback provided in No_Blocking mode:
<> 144:ef7eb2e8f9f7 343 (++) HAL_UARTEx_WakeupCallback()
<> 144:ef7eb2e8f9f7 344
<> 144:ef7eb2e8f9f7 345 @endverbatim
<> 144:ef7eb2e8f9f7 346 * @{
<> 144:ef7eb2e8f9f7 347 */
<> 144:ef7eb2e8f9f7 348
<> 144:ef7eb2e8f9f7 349 #if !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC)
<> 144:ef7eb2e8f9f7 350 /**
<> 144:ef7eb2e8f9f7 351 * @brief UART wakeup from Stop mode callback
<> 144:ef7eb2e8f9f7 352 * @param huart: UART handle
<> 144:ef7eb2e8f9f7 353 * @retval None
<> 144:ef7eb2e8f9f7 354 */
<> 144:ef7eb2e8f9f7 355 __weak void HAL_UARTEx_WakeupCallback(UART_HandleTypeDef *huart)
<> 144:ef7eb2e8f9f7 356 {
<> 144:ef7eb2e8f9f7 357 /* Prevent unused argument(s) compilation warning */
<> 144:ef7eb2e8f9f7 358 UNUSED(huart);
<> 144:ef7eb2e8f9f7 359
<> 144:ef7eb2e8f9f7 360 /* NOTE : This function should not be modified, when the callback is needed,
<> 144:ef7eb2e8f9f7 361 the HAL_UARTEx_WakeupCallback can be implemented in the user file
<> 144:ef7eb2e8f9f7 362 */
<> 144:ef7eb2e8f9f7 363 }
<> 144:ef7eb2e8f9f7 364 #endif /*!defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC)*/
<> 144:ef7eb2e8f9f7 365
<> 144:ef7eb2e8f9f7 366 /**
<> 144:ef7eb2e8f9f7 367 * @}
<> 144:ef7eb2e8f9f7 368 */
<> 144:ef7eb2e8f9f7 369
<> 144:ef7eb2e8f9f7 370
<> 144:ef7eb2e8f9f7 371 /** @defgroup UARTEx_Exported_Functions_Group3 Extended Peripheral Control functions
<> 144:ef7eb2e8f9f7 372 * @brief Extended Peripheral Control functions
<> 144:ef7eb2e8f9f7 373 *
<> 144:ef7eb2e8f9f7 374 @verbatim
<> 144:ef7eb2e8f9f7 375 ===============================================================================
<> 144:ef7eb2e8f9f7 376 ##### Peripheral Control function #####
<> 144:ef7eb2e8f9f7 377 ===============================================================================
<> 144:ef7eb2e8f9f7 378 [..]
<> 144:ef7eb2e8f9f7 379 This subsection provides extended functions allowing to control the UART.
<> 144:ef7eb2e8f9f7 380 (+) HAL_UARTEx_StopModeWakeUpSourceConfig() API sets Wakeup from Stop mode interrupt flag selection
<> 144:ef7eb2e8f9f7 381 (+) HAL_UARTEx_EnableStopMode() API allows the UART to wake up the MCU from Stop mode as
<> 144:ef7eb2e8f9f7 382 long as UART clock is HSI or LSE
<> 144:ef7eb2e8f9f7 383 (+) HAL_UARTEx_DisableStopMode() API disables the above feature
<> 144:ef7eb2e8f9f7 384 (+) HAL_MultiProcessorEx_AddressLength_Set() API optionally sets the UART node address
<> 144:ef7eb2e8f9f7 385 detection length to more than 4 bits for multiprocessor address mark wake up.
<> 144:ef7eb2e8f9f7 386 (+) HAL_LIN_SendBreak() API transmits the break characters
<> 144:ef7eb2e8f9f7 387
<> 144:ef7eb2e8f9f7 388 @endverbatim
<> 144:ef7eb2e8f9f7 389 * @{
<> 144:ef7eb2e8f9f7 390 */
<> 144:ef7eb2e8f9f7 391
<> 144:ef7eb2e8f9f7 392 #if !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC)
<> 144:ef7eb2e8f9f7 393 /**
<> 144:ef7eb2e8f9f7 394 * @brief Set Wakeup from Stop mode interrupt flag selection.
<> 144:ef7eb2e8f9f7 395 * @param huart: UART handle.
<> 144:ef7eb2e8f9f7 396 * @param WakeUpSelection: address match, Start Bit detection or RXNE bit status.
<> 144:ef7eb2e8f9f7 397 * This parameter can be one of the following values:
<> 144:ef7eb2e8f9f7 398 * @arg UART_WAKEUP_ON_ADDRESS
<> 144:ef7eb2e8f9f7 399 * @arg UART_WAKEUP_ON_STARTBIT
<> 144:ef7eb2e8f9f7 400 * @arg UART_WAKEUP_ON_READDATA_NONEMPTY
<> 144:ef7eb2e8f9f7 401 * @retval HAL status
<> 144:ef7eb2e8f9f7 402 */
<> 144:ef7eb2e8f9f7 403 HAL_StatusTypeDef HAL_UARTEx_StopModeWakeUpSourceConfig(UART_HandleTypeDef *huart, UART_WakeUpTypeDef WakeUpSelection)
<> 144:ef7eb2e8f9f7 404 {
<> 144:ef7eb2e8f9f7 405 HAL_StatusTypeDef status = HAL_OK;
<> 144:ef7eb2e8f9f7 406
<> 144:ef7eb2e8f9f7 407 /* check the wake-up from stop mode UART instance */
<> 144:ef7eb2e8f9f7 408 assert_param(IS_UART_WAKEUP_FROMSTOP_INSTANCE(huart->Instance));
<> 144:ef7eb2e8f9f7 409 /* check the wake-up selection parameter */
<> 144:ef7eb2e8f9f7 410 assert_param(IS_UART_WAKEUP_SELECTION(WakeUpSelection.WakeUpEvent));
<> 144:ef7eb2e8f9f7 411
<> 144:ef7eb2e8f9f7 412 /* Process Locked */
<> 144:ef7eb2e8f9f7 413 __HAL_LOCK(huart);
<> 144:ef7eb2e8f9f7 414
<> 144:ef7eb2e8f9f7 415 huart->gState = HAL_UART_STATE_BUSY;
<> 144:ef7eb2e8f9f7 416
<> 144:ef7eb2e8f9f7 417 /* Disable the Peripheral */
<> 144:ef7eb2e8f9f7 418 __HAL_UART_DISABLE(huart);
<> 144:ef7eb2e8f9f7 419
<> 144:ef7eb2e8f9f7 420 /* Set the wake-up selection scheme */
<> 144:ef7eb2e8f9f7 421 MODIFY_REG(huart->Instance->CR3, USART_CR3_WUS, WakeUpSelection.WakeUpEvent);
<> 144:ef7eb2e8f9f7 422
<> 144:ef7eb2e8f9f7 423 if (WakeUpSelection.WakeUpEvent == UART_WAKEUP_ON_ADDRESS)
<> 144:ef7eb2e8f9f7 424 {
<> 144:ef7eb2e8f9f7 425 UARTEx_Wakeup_AddressConfig(huart, WakeUpSelection);
<> 144:ef7eb2e8f9f7 426 }
<> 144:ef7eb2e8f9f7 427
<> 144:ef7eb2e8f9f7 428 /* Enable the Peripheral */
<> 144:ef7eb2e8f9f7 429 __HAL_UART_ENABLE(huart);
<> 144:ef7eb2e8f9f7 430
<> 144:ef7eb2e8f9f7 431 /* Wait until REACK flag is set */
<> 144:ef7eb2e8f9f7 432 if(UART_WaitOnFlagUntilTimeout(huart, USART_ISR_REACK, RESET, HAL_UART_TIMEOUT_VALUE) != HAL_OK)
<> 144:ef7eb2e8f9f7 433 {
<> 144:ef7eb2e8f9f7 434 status = HAL_TIMEOUT;
<> 144:ef7eb2e8f9f7 435 }
<> 144:ef7eb2e8f9f7 436 else
<> 144:ef7eb2e8f9f7 437 {
<> 144:ef7eb2e8f9f7 438 /* Initialize the UART State */
<> 144:ef7eb2e8f9f7 439 huart->gState = HAL_UART_STATE_READY;
<> 144:ef7eb2e8f9f7 440 }
<> 144:ef7eb2e8f9f7 441
<> 144:ef7eb2e8f9f7 442 /* Process Unlocked */
<> 144:ef7eb2e8f9f7 443 __HAL_UNLOCK(huart);
<> 144:ef7eb2e8f9f7 444
<> 144:ef7eb2e8f9f7 445 return status;
<> 144:ef7eb2e8f9f7 446 }
<> 144:ef7eb2e8f9f7 447
<> 144:ef7eb2e8f9f7 448
<> 144:ef7eb2e8f9f7 449 /**
<> 144:ef7eb2e8f9f7 450 * @brief Enable UART Stop Mode.
<> 144:ef7eb2e8f9f7 451 * @note The UART is able to wake up the MCU from Stop 1 mode as long as UART clock is HSI or LSE.
<> 144:ef7eb2e8f9f7 452 * @param huart: UART handle.
<> 144:ef7eb2e8f9f7 453 * @retval HAL status
<> 144:ef7eb2e8f9f7 454 */
<> 144:ef7eb2e8f9f7 455 HAL_StatusTypeDef HAL_UARTEx_EnableStopMode(UART_HandleTypeDef *huart)
<> 144:ef7eb2e8f9f7 456 {
<> 144:ef7eb2e8f9f7 457 /* Check parameter */
<> 144:ef7eb2e8f9f7 458 assert_param(IS_UART_WAKEUP_FROMSTOP_INSTANCE(huart->Instance));
<> 144:ef7eb2e8f9f7 459
<> 144:ef7eb2e8f9f7 460 /* Process Locked */
<> 144:ef7eb2e8f9f7 461 __HAL_LOCK(huart);
<> 144:ef7eb2e8f9f7 462
<> 144:ef7eb2e8f9f7 463 huart->gState = HAL_UART_STATE_BUSY;
<> 144:ef7eb2e8f9f7 464
<> 144:ef7eb2e8f9f7 465 /* Set UESM bit */
<> 144:ef7eb2e8f9f7 466 SET_BIT(huart->Instance->CR1, USART_CR1_UESM);
<> 144:ef7eb2e8f9f7 467
<> 144:ef7eb2e8f9f7 468 huart->gState = HAL_UART_STATE_READY;
<> 144:ef7eb2e8f9f7 469
<> 144:ef7eb2e8f9f7 470 /* Process Unlocked */
<> 144:ef7eb2e8f9f7 471 __HAL_UNLOCK(huart);
<> 144:ef7eb2e8f9f7 472
<> 144:ef7eb2e8f9f7 473 return HAL_OK;
<> 144:ef7eb2e8f9f7 474 }
<> 144:ef7eb2e8f9f7 475
<> 144:ef7eb2e8f9f7 476 /**
<> 144:ef7eb2e8f9f7 477 * @brief Disable UART Stop Mode.
<> 144:ef7eb2e8f9f7 478 * @param huart: UART handle.
<> 144:ef7eb2e8f9f7 479 * @retval HAL status
<> 144:ef7eb2e8f9f7 480 */
<> 144:ef7eb2e8f9f7 481 HAL_StatusTypeDef HAL_UARTEx_DisableStopMode(UART_HandleTypeDef *huart)
<> 144:ef7eb2e8f9f7 482 {
<> 144:ef7eb2e8f9f7 483 /* Check parameter */
<> 144:ef7eb2e8f9f7 484 assert_param(IS_UART_WAKEUP_FROMSTOP_INSTANCE(huart->Instance));
<> 144:ef7eb2e8f9f7 485
<> 144:ef7eb2e8f9f7 486 /* Process Locked */
<> 144:ef7eb2e8f9f7 487 __HAL_LOCK(huart);
<> 144:ef7eb2e8f9f7 488
<> 144:ef7eb2e8f9f7 489 huart->gState = HAL_UART_STATE_BUSY;
<> 144:ef7eb2e8f9f7 490
<> 144:ef7eb2e8f9f7 491 /* Clear UESM bit */
<> 144:ef7eb2e8f9f7 492 CLEAR_BIT(huart->Instance->CR1, USART_CR1_UESM);
<> 144:ef7eb2e8f9f7 493
<> 144:ef7eb2e8f9f7 494 huart->gState = HAL_UART_STATE_READY;
<> 144:ef7eb2e8f9f7 495
<> 144:ef7eb2e8f9f7 496 /* Process Unlocked */
<> 144:ef7eb2e8f9f7 497 __HAL_UNLOCK(huart);
<> 144:ef7eb2e8f9f7 498
<> 144:ef7eb2e8f9f7 499 return HAL_OK;
<> 144:ef7eb2e8f9f7 500 }
<> 144:ef7eb2e8f9f7 501 #endif /* !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC) */
<> 144:ef7eb2e8f9f7 502
<> 144:ef7eb2e8f9f7 503 /**
<> 144:ef7eb2e8f9f7 504 * @brief By default in multiprocessor mode, when the wake up method is set
<> 144:ef7eb2e8f9f7 505 * to address mark, the UART handles only 4-bit long addresses detection;
<> 144:ef7eb2e8f9f7 506 * this API allows to enable longer addresses detection (6-, 7- or 8-bit
<> 144:ef7eb2e8f9f7 507 * long).
<> 144:ef7eb2e8f9f7 508 * @note Addresses detection lengths are: 6-bit address detection in 7-bit data mode,
<> 144:ef7eb2e8f9f7 509 * 7-bit address detection in 8-bit data mode, 8-bit address detection in 9-bit data mode.
<> 144:ef7eb2e8f9f7 510 * @param huart: UART handle.
<> 144:ef7eb2e8f9f7 511 * @param AddressLength: this parameter can be one of the following values:
<> 144:ef7eb2e8f9f7 512 * @arg UART_ADDRESS_DETECT_4B: 4-bit long address
<> 144:ef7eb2e8f9f7 513 * @arg UART_ADDRESS_DETECT_7B: 6-, 7- or 8-bit long address
<> 144:ef7eb2e8f9f7 514 * @retval HAL status
<> 144:ef7eb2e8f9f7 515 */
<> 144:ef7eb2e8f9f7 516 HAL_StatusTypeDef HAL_MultiProcessorEx_AddressLength_Set(UART_HandleTypeDef *huart, uint32_t AddressLength)
<> 144:ef7eb2e8f9f7 517 {
<> 144:ef7eb2e8f9f7 518 /* Check the UART handle allocation */
<> 144:ef7eb2e8f9f7 519 if(huart == NULL)
<> 144:ef7eb2e8f9f7 520 {
<> 144:ef7eb2e8f9f7 521 return HAL_ERROR;
<> 144:ef7eb2e8f9f7 522 }
<> 144:ef7eb2e8f9f7 523
<> 144:ef7eb2e8f9f7 524 /* Check the address length parameter */
<> 144:ef7eb2e8f9f7 525 assert_param(IS_UART_ADDRESSLENGTH_DETECT(AddressLength));
<> 144:ef7eb2e8f9f7 526
<> 144:ef7eb2e8f9f7 527 huart->gState = HAL_UART_STATE_BUSY;
<> 144:ef7eb2e8f9f7 528
<> 144:ef7eb2e8f9f7 529 /* Disable the Peripheral */
<> 144:ef7eb2e8f9f7 530 __HAL_UART_DISABLE(huart);
<> 144:ef7eb2e8f9f7 531
<> 144:ef7eb2e8f9f7 532 /* Set the address length */
<> 144:ef7eb2e8f9f7 533 MODIFY_REG(huart->Instance->CR2, USART_CR2_ADDM7, AddressLength);
<> 144:ef7eb2e8f9f7 534
<> 144:ef7eb2e8f9f7 535 /* Enable the Peripheral */
<> 144:ef7eb2e8f9f7 536 __HAL_UART_ENABLE(huart);
<> 144:ef7eb2e8f9f7 537
<> 144:ef7eb2e8f9f7 538 /* TEACK and/or REACK to check before moving huart->gState to Ready */
<> 144:ef7eb2e8f9f7 539 return (UART_CheckIdleState(huart));
<> 144:ef7eb2e8f9f7 540 }
<> 144:ef7eb2e8f9f7 541
<> 144:ef7eb2e8f9f7 542
<> 144:ef7eb2e8f9f7 543 #if !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC)
<> 144:ef7eb2e8f9f7 544 /**
<> 144:ef7eb2e8f9f7 545 * @brief Transmit break characters.
<> 144:ef7eb2e8f9f7 546 * @param huart: UART handle.
<> 144:ef7eb2e8f9f7 547 * @retval HAL status
<> 144:ef7eb2e8f9f7 548 */
<> 144:ef7eb2e8f9f7 549 HAL_StatusTypeDef HAL_LIN_SendBreak(UART_HandleTypeDef *huart)
<> 144:ef7eb2e8f9f7 550 {
<> 144:ef7eb2e8f9f7 551 /* Check the parameters */
<> 144:ef7eb2e8f9f7 552 assert_param(IS_UART_LIN_INSTANCE(huart->Instance));
<> 144:ef7eb2e8f9f7 553
<> 144:ef7eb2e8f9f7 554 /* Process Locked */
<> 144:ef7eb2e8f9f7 555 __HAL_LOCK(huart);
<> 144:ef7eb2e8f9f7 556
<> 144:ef7eb2e8f9f7 557 huart->gState = HAL_UART_STATE_BUSY;
<> 144:ef7eb2e8f9f7 558
<> 144:ef7eb2e8f9f7 559 /* Send break characters */
<> 144:ef7eb2e8f9f7 560 huart->Instance->RQR |= UART_SENDBREAK_REQUEST;
<> 144:ef7eb2e8f9f7 561
<> 144:ef7eb2e8f9f7 562 huart->gState = HAL_UART_STATE_READY;
<> 144:ef7eb2e8f9f7 563
<> 144:ef7eb2e8f9f7 564 /* Process Unlocked */
<> 144:ef7eb2e8f9f7 565 __HAL_UNLOCK(huart);
<> 144:ef7eb2e8f9f7 566
<> 144:ef7eb2e8f9f7 567 return HAL_OK;
<> 144:ef7eb2e8f9f7 568 }
<> 144:ef7eb2e8f9f7 569 #endif /* !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC) */
<> 144:ef7eb2e8f9f7 570
<> 144:ef7eb2e8f9f7 571 /**
<> 144:ef7eb2e8f9f7 572 * @}
<> 144:ef7eb2e8f9f7 573 */
<> 144:ef7eb2e8f9f7 574
<> 144:ef7eb2e8f9f7 575 /**
<> 144:ef7eb2e8f9f7 576 * @}
<> 144:ef7eb2e8f9f7 577 */
<> 144:ef7eb2e8f9f7 578
<> 144:ef7eb2e8f9f7 579 /** @addtogroup UARTEx_Private_Functions
<> 144:ef7eb2e8f9f7 580 * @{
<> 144:ef7eb2e8f9f7 581 */
<> 144:ef7eb2e8f9f7 582
<> 144:ef7eb2e8f9f7 583 #if !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC)
<> 144:ef7eb2e8f9f7 584 /**
<> 144:ef7eb2e8f9f7 585 * @brief Initialize the UART wake-up from stop mode parameters when triggered by address detection.
<> 144:ef7eb2e8f9f7 586 * @param huart: UART handle.
<> 144:ef7eb2e8f9f7 587 * @param WakeUpSelection: UART wake up from stop mode parameters.
<> 144:ef7eb2e8f9f7 588 * @retval None
<> 144:ef7eb2e8f9f7 589 */
<> 144:ef7eb2e8f9f7 590 static void UARTEx_Wakeup_AddressConfig(UART_HandleTypeDef *huart, UART_WakeUpTypeDef WakeUpSelection)
<> 144:ef7eb2e8f9f7 591 {
<> 144:ef7eb2e8f9f7 592 /* Check parmeters */
<> 144:ef7eb2e8f9f7 593 assert_param(IS_UART_WAKEUP_FROMSTOP_INSTANCE(huart->Instance));
<> 144:ef7eb2e8f9f7 594 assert_param(IS_UART_ADDRESSLENGTH_DETECT(WakeUpSelection.AddressLength));
<> 144:ef7eb2e8f9f7 595
<> 144:ef7eb2e8f9f7 596 /* Set the USART address length */
<> 144:ef7eb2e8f9f7 597 MODIFY_REG(huart->Instance->CR2, USART_CR2_ADDM7, WakeUpSelection.AddressLength);
<> 144:ef7eb2e8f9f7 598
<> 144:ef7eb2e8f9f7 599 /* Set the USART address node */
<> 144:ef7eb2e8f9f7 600 MODIFY_REG(huart->Instance->CR2, USART_CR2_ADD, ((uint32_t)WakeUpSelection.Address << UART_CR2_ADDRESS_LSB_POS));
<> 144:ef7eb2e8f9f7 601 }
<> 144:ef7eb2e8f9f7 602 #endif /* !defined(STM32F030x6) && !defined(STM32F030x8)&& !defined(STM32F070xB)&& !defined(STM32F070x6)&& !defined(STM32F030xC) */
<> 144:ef7eb2e8f9f7 603
<> 144:ef7eb2e8f9f7 604 /**
<> 144:ef7eb2e8f9f7 605 * @}
<> 144:ef7eb2e8f9f7 606 */
<> 144:ef7eb2e8f9f7 607
<> 144:ef7eb2e8f9f7 608 #endif /* HAL_UART_MODULE_ENABLED */
<> 144:ef7eb2e8f9f7 609
<> 144:ef7eb2e8f9f7 610 /**
<> 144:ef7eb2e8f9f7 611 * @}
<> 144:ef7eb2e8f9f7 612 */
<> 144:ef7eb2e8f9f7 613
<> 144:ef7eb2e8f9f7 614 /**
<> 144:ef7eb2e8f9f7 615 * @}
<> 144:ef7eb2e8f9f7 616 */
<> 144:ef7eb2e8f9f7 617
<> 144:ef7eb2e8f9f7 618 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/