Vergil Cola / Mbed OS MQTTGateway2

Fork of my original MQTTGateway

Dependencies:   mbed-http

easy-connect/stm-spirit1-rf-driver/source/libs/spirit1/SPIRIT1_Library/Src/SPIRIT_Aes.c@0:a1734fe1ec4b, 2017-04-08 (annotated)

Committer:
vpcola
Date:
Sat Apr 08 14:43:14 2017 +0000
Revision:
0:a1734fe1ec4b
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vpcola 0:a1734fe1ec4b 1 /**
vpcola 0:a1734fe1ec4b 2 ******************************************************************************
vpcola 0:a1734fe1ec4b 3 * @file SPIRIT_Aes.c
vpcola 0:a1734fe1ec4b 4 * @author VMA division - AMS
vpcola 0:a1734fe1ec4b 5 * @version 3.2.2
vpcola 0:a1734fe1ec4b 6 * @date 08-July-2015
vpcola 0:a1734fe1ec4b 7 * @brief Configuration and management of SPIRIT AES Engine.
vpcola 0:a1734fe1ec4b 8 *
vpcola 0:a1734fe1ec4b 9 * @attention
vpcola 0:a1734fe1ec4b 10 *
vpcola 0:a1734fe1ec4b 11 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
vpcola 0:a1734fe1ec4b 12 *
vpcola 0:a1734fe1ec4b 13 * Redistribution and use in source and binary forms, with or without modification,
vpcola 0:a1734fe1ec4b 14 * are permitted provided that the following conditions are met:
vpcola 0:a1734fe1ec4b 15 * 1. Redistributions of source code must retain the above copyright notice,
vpcola 0:a1734fe1ec4b 16 * this list of conditions and the following disclaimer.
vpcola 0:a1734fe1ec4b 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
vpcola 0:a1734fe1ec4b 18 * this list of conditions and the following disclaimer in the documentation
vpcola 0:a1734fe1ec4b 19 * and/or other materials provided with the distribution.
vpcola 0:a1734fe1ec4b 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
vpcola 0:a1734fe1ec4b 21 * may be used to endorse or promote products derived from this software
vpcola 0:a1734fe1ec4b 22 * without specific prior written permission.
vpcola 0:a1734fe1ec4b 23 *
vpcola 0:a1734fe1ec4b 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
vpcola 0:a1734fe1ec4b 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
vpcola 0:a1734fe1ec4b 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
vpcola 0:a1734fe1ec4b 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
vpcola 0:a1734fe1ec4b 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
vpcola 0:a1734fe1ec4b 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
vpcola 0:a1734fe1ec4b 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
vpcola 0:a1734fe1ec4b 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
vpcola 0:a1734fe1ec4b 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
vpcola 0:a1734fe1ec4b 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
vpcola 0:a1734fe1ec4b 34 *
vpcola 0:a1734fe1ec4b 35 ******************************************************************************
vpcola 0:a1734fe1ec4b 36 */
vpcola 0:a1734fe1ec4b 37
vpcola 0:a1734fe1ec4b 38
vpcola 0:a1734fe1ec4b 39 /* Includes ------------------------------------------------------------------*/
vpcola 0:a1734fe1ec4b 40 #include "SPIRIT_Aes.h"
vpcola 0:a1734fe1ec4b 41 #include "MCU_Interface.h"
vpcola 0:a1734fe1ec4b 42
vpcola 0:a1734fe1ec4b 43
vpcola 0:a1734fe1ec4b 44 /**
vpcola 0:a1734fe1ec4b 45 * @addtogroup SPIRIT_Libraries
vpcola 0:a1734fe1ec4b 46 * @{
vpcola 0:a1734fe1ec4b 47 */
vpcola 0:a1734fe1ec4b 48
vpcola 0:a1734fe1ec4b 49
vpcola 0:a1734fe1ec4b 50 /**
vpcola 0:a1734fe1ec4b 51 * @addtogroup SPIRIT_Aes
vpcola 0:a1734fe1ec4b 52 * @{
vpcola 0:a1734fe1ec4b 53 */
vpcola 0:a1734fe1ec4b 54
vpcola 0:a1734fe1ec4b 55
vpcola 0:a1734fe1ec4b 56 /**
vpcola 0:a1734fe1ec4b 57 * @defgroup Aes_Private_TypesDefinitions AES Private Types Definitions
vpcola 0:a1734fe1ec4b 58 * @{
vpcola 0:a1734fe1ec4b 59 */
vpcola 0:a1734fe1ec4b 60
vpcola 0:a1734fe1ec4b 61 /**
vpcola 0:a1734fe1ec4b 62 * @}
vpcola 0:a1734fe1ec4b 63 */
vpcola 0:a1734fe1ec4b 64
vpcola 0:a1734fe1ec4b 65
vpcola 0:a1734fe1ec4b 66 /**
vpcola 0:a1734fe1ec4b 67 * @defgroup Aes_Private_Defines AES Private Defines
vpcola 0:a1734fe1ec4b 68 * @{
vpcola 0:a1734fe1ec4b 69 */
vpcola 0:a1734fe1ec4b 70
vpcola 0:a1734fe1ec4b 71 /**
vpcola 0:a1734fe1ec4b 72 * @}
vpcola 0:a1734fe1ec4b 73 */
vpcola 0:a1734fe1ec4b 74
vpcola 0:a1734fe1ec4b 75
vpcola 0:a1734fe1ec4b 76 /**
vpcola 0:a1734fe1ec4b 77 * @defgroup Aes_Private_Macros AES Private Macros
vpcola 0:a1734fe1ec4b 78 * @{
vpcola 0:a1734fe1ec4b 79 */
vpcola 0:a1734fe1ec4b 80
vpcola 0:a1734fe1ec4b 81 /**
vpcola 0:a1734fe1ec4b 82 * @}
vpcola 0:a1734fe1ec4b 83 */
vpcola 0:a1734fe1ec4b 84
vpcola 0:a1734fe1ec4b 85
vpcola 0:a1734fe1ec4b 86 /**
vpcola 0:a1734fe1ec4b 87 * @defgroup Aes_Private_Variables AES Private Variables
vpcola 0:a1734fe1ec4b 88 * @{
vpcola 0:a1734fe1ec4b 89 */
vpcola 0:a1734fe1ec4b 90
vpcola 0:a1734fe1ec4b 91 /**
vpcola 0:a1734fe1ec4b 92 * @}
vpcola 0:a1734fe1ec4b 93 */
vpcola 0:a1734fe1ec4b 94
vpcola 0:a1734fe1ec4b 95
vpcola 0:a1734fe1ec4b 96 /**
vpcola 0:a1734fe1ec4b 97 * @defgroup Aes_Private_FunctionPrototypes AES Private Function Prototypes
vpcola 0:a1734fe1ec4b 98 * @{
vpcola 0:a1734fe1ec4b 99 */
vpcola 0:a1734fe1ec4b 100
vpcola 0:a1734fe1ec4b 101 /**
vpcola 0:a1734fe1ec4b 102 * @}
vpcola 0:a1734fe1ec4b 103 */
vpcola 0:a1734fe1ec4b 104
vpcola 0:a1734fe1ec4b 105
vpcola 0:a1734fe1ec4b 106 /**
vpcola 0:a1734fe1ec4b 107 * @defgroup Aes_Private_Functions AES Private Functions
vpcola 0:a1734fe1ec4b 108 * @{
vpcola 0:a1734fe1ec4b 109 */
vpcola 0:a1734fe1ec4b 110
vpcola 0:a1734fe1ec4b 111
vpcola 0:a1734fe1ec4b 112 /**
vpcola 0:a1734fe1ec4b 113 * @brief Enables or Disables the AES engine.
vpcola 0:a1734fe1ec4b 114 * @param xNewState new state for AES engine.
vpcola 0:a1734fe1ec4b 115 * This parameter can be: S_ENABLE or S_DISABLE.
vpcola 0:a1734fe1ec4b 116 * @retval None
vpcola 0:a1734fe1ec4b 117 */
vpcola 0:a1734fe1ec4b 118 void SpiritAesMode(SpiritFunctionalState xNewState)
vpcola 0:a1734fe1ec4b 119 {
vpcola 0:a1734fe1ec4b 120 uint8_t tempRegValue = 0x00;
vpcola 0:a1734fe1ec4b 121
vpcola 0:a1734fe1ec4b 122 /* Check the parameters */
vpcola 0:a1734fe1ec4b 123 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(xNewState));
vpcola 0:a1734fe1ec4b 124
vpcola 0:a1734fe1ec4b 125 /* Modifies the register value */
vpcola 0:a1734fe1ec4b 126 g_xStatus = SpiritSpiReadRegisters(ANA_FUNC_CONF0_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 127 if(xNewState == S_ENABLE)
vpcola 0:a1734fe1ec4b 128 {
vpcola 0:a1734fe1ec4b 129 tempRegValue |= AES_MASK;
vpcola 0:a1734fe1ec4b 130 }
vpcola 0:a1734fe1ec4b 131 else
vpcola 0:a1734fe1ec4b 132 {
vpcola 0:a1734fe1ec4b 133 tempRegValue &= ~AES_MASK;
vpcola 0:a1734fe1ec4b 134 }
vpcola 0:a1734fe1ec4b 135
vpcola 0:a1734fe1ec4b 136 /* Writes the ANA_FUNC_CONF0 register to enable or disable the AES engine */
vpcola 0:a1734fe1ec4b 137 g_xStatus = SpiritSpiWriteRegisters(ANA_FUNC_CONF0_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 138
vpcola 0:a1734fe1ec4b 139 }
vpcola 0:a1734fe1ec4b 140
vpcola 0:a1734fe1ec4b 141
vpcola 0:a1734fe1ec4b 142 /**
vpcola 0:a1734fe1ec4b 143 * @brief Writes the data to encrypt or decrypt, or the encryption key for the
vpcola 0:a1734fe1ec4b 144 * derive decryption key operation into the AES_DATA_IN registers.
vpcola 0:a1734fe1ec4b 145 * @param pcBufferDataIn pointer to the user data buffer. The first byte of the array
vpcola 0:a1734fe1ec4b 146 * shall be the MSB byte and it will be put in the AES_DATA_IN[0] register, while
vpcola 0:a1734fe1ec4b 147 * the last one shall be the LSB and it will be put in the AES_DATA_IN[cDataLength-1]
vpcola 0:a1734fe1ec4b 148 * register. If data to write are less than 16 bytes the remaining AES_DATA_IN registers
vpcola 0:a1734fe1ec4b 149 * will be filled with bytes equal to 0. This parameter is an uint8_t*.
vpcola 0:a1734fe1ec4b 150 * @param cDataLength length of data in bytes.
vpcola 0:a1734fe1ec4b 151 * This parameter is an uint8_t.
vpcola 0:a1734fe1ec4b 152 * @retval None
vpcola 0:a1734fe1ec4b 153 */
vpcola 0:a1734fe1ec4b 154 void SpiritAesWriteDataIn(uint8_t* pcBufferDataIn, uint8_t cDataLength)
vpcola 0:a1734fe1ec4b 155 {
vpcola 0:a1734fe1ec4b 156 uint8_t i, dataInArray[16];
vpcola 0:a1734fe1ec4b 157
vpcola 0:a1734fe1ec4b 158 /* Verifies that there are no more than 16 bytes */
vpcola 0:a1734fe1ec4b 159 (cDataLength>16) ? (cDataLength=16) : cDataLength;
vpcola 0:a1734fe1ec4b 160
vpcola 0:a1734fe1ec4b 161 /* Fill the dataInArray with the data buffer, using padding */
vpcola 0:a1734fe1ec4b 162 for(i=0;i<16;i++)
vpcola 0:a1734fe1ec4b 163 {
vpcola 0:a1734fe1ec4b 164 (i<(16 - cDataLength)) ? (dataInArray[i]=0):(dataInArray[i]=pcBufferDataIn[15-i]);
vpcola 0:a1734fe1ec4b 165
vpcola 0:a1734fe1ec4b 166 }
vpcola 0:a1734fe1ec4b 167
vpcola 0:a1734fe1ec4b 168 /* Writes the AES_DATA_IN registers */
vpcola 0:a1734fe1ec4b 169 g_xStatus = SpiritSpiWriteRegisters(AES_DATA_IN_15_BASE, 16, dataInArray);
vpcola 0:a1734fe1ec4b 170
vpcola 0:a1734fe1ec4b 171 }
vpcola 0:a1734fe1ec4b 172
vpcola 0:a1734fe1ec4b 173
vpcola 0:a1734fe1ec4b 174 /**
vpcola 0:a1734fe1ec4b 175 * @brief Returns the encrypted or decrypted data or the decription key from the AES_DATA_OUT register.
vpcola 0:a1734fe1ec4b 176 * @param pcBufferDataOut pointer to the user data buffer. The AES_DATA_OUT[0]
vpcola 0:a1734fe1ec4b 177 * register value will be put as first element of the buffer (MSB), while the
vpcola 0:a1734fe1ec4b 178 * AES_DAT_OUT[cDataLength-1] register value will be put as last element of the buffer (LSB).
vpcola 0:a1734fe1ec4b 179 * This parameter is a uint8_t*.
vpcola 0:a1734fe1ec4b 180 * @param cDataLength length of data to read in bytes.
vpcola 0:a1734fe1ec4b 181 * This parameter is a uint8_t.
vpcola 0:a1734fe1ec4b 182 * @retval None
vpcola 0:a1734fe1ec4b 183 */
vpcola 0:a1734fe1ec4b 184 void SpiritAesReadDataOut(uint8_t* pcBufferDataOut, uint8_t cDataLength)
vpcola 0:a1734fe1ec4b 185 {
vpcola 0:a1734fe1ec4b 186 uint8_t address, dataOutArray[16];
vpcola 0:a1734fe1ec4b 187
vpcola 0:a1734fe1ec4b 188 /* Verifies that there are no more than 16 bytes */
vpcola 0:a1734fe1ec4b 189 (cDataLength>16) ? (cDataLength=16) : cDataLength;
vpcola 0:a1734fe1ec4b 190
vpcola 0:a1734fe1ec4b 191 /* Evaluates the address of AES_DATA_OUT from which start to read */
vpcola 0:a1734fe1ec4b 192 address = AES_DATA_OUT_15_BASE+16-cDataLength;
vpcola 0:a1734fe1ec4b 193
vpcola 0:a1734fe1ec4b 194 /* Reads the exact number of AES_DATA_OUT registers */
vpcola 0:a1734fe1ec4b 195 g_xStatus = (SpiritSpiReadRegisters(address, cDataLength, dataOutArray));
vpcola 0:a1734fe1ec4b 196
vpcola 0:a1734fe1ec4b 197 /* Copy in the user buffer the read values changing the order */
vpcola 0:a1734fe1ec4b 198 for(int i = (cDataLength-1); i>=0; i--)
vpcola 0:a1734fe1ec4b 199 {
vpcola 0:a1734fe1ec4b 200 *pcBufferDataOut = dataOutArray[i];
vpcola 0:a1734fe1ec4b 201 pcBufferDataOut++;
vpcola 0:a1734fe1ec4b 202 }
vpcola 0:a1734fe1ec4b 203
vpcola 0:a1734fe1ec4b 204 }
vpcola 0:a1734fe1ec4b 205
vpcola 0:a1734fe1ec4b 206
vpcola 0:a1734fe1ec4b 207 /**
vpcola 0:a1734fe1ec4b 208 * @brief Writes the encryption key into the AES_KEY_IN register.
vpcola 0:a1734fe1ec4b 209 * @param pcKey pointer to the buffer of 4 words containing the AES key.
vpcola 0:a1734fe1ec4b 210 * The first byte of the buffer shall be the most significant byte AES_KEY_0 of the AES key.
vpcola 0:a1734fe1ec4b 211 * The last byte of the buffer shall be the less significant byte AES_KEY_15 of the AES key.
vpcola 0:a1734fe1ec4b 212 * This parameter is an uint8_t*.
vpcola 0:a1734fe1ec4b 213 * @retval None
vpcola 0:a1734fe1ec4b 214 */
vpcola 0:a1734fe1ec4b 215 void SpiritAesWriteKey(uint8_t* pcKey)
vpcola 0:a1734fe1ec4b 216 {
vpcola 0:a1734fe1ec4b 217 uint8_t pcTempKey[16];
vpcola 0:a1734fe1ec4b 218 for (uint8_t i = 0; i < 16; i++)
vpcola 0:a1734fe1ec4b 219 {
vpcola 0:a1734fe1ec4b 220 pcTempKey[15-i] = pcKey[i];
vpcola 0:a1734fe1ec4b 221 }
vpcola 0:a1734fe1ec4b 222
vpcola 0:a1734fe1ec4b 223 /* Writes the AES_DATA_IN registers */
vpcola 0:a1734fe1ec4b 224 g_xStatus = SpiritSpiWriteRegisters(AES_KEY_IN_15_BASE, 16, pcTempKey);
vpcola 0:a1734fe1ec4b 225
vpcola 0:a1734fe1ec4b 226 }
vpcola 0:a1734fe1ec4b 227
vpcola 0:a1734fe1ec4b 228 /**
vpcola 0:a1734fe1ec4b 229 * @brief Returns the encryption/decryption key from the AES_KEY_IN register.
vpcola 0:a1734fe1ec4b 230 * @param pcKey pointer to the buffer of 4 words (16 bytes) containing the AES key.
vpcola 0:a1734fe1ec4b 231 * The first byte of the buffer shall be the most significant byte AES_KEY_0 of the AES key.
vpcola 0:a1734fe1ec4b 232 * The last byte of the buffer shall be the less significant byte AES_KEY_15 of the AES key.
vpcola 0:a1734fe1ec4b 233 * This parameter is an uint8_t*.
vpcola 0:a1734fe1ec4b 234 * @retval None
vpcola 0:a1734fe1ec4b 235 */
vpcola 0:a1734fe1ec4b 236 void SpiritAesReadKey(uint8_t* pcKey)
vpcola 0:a1734fe1ec4b 237 {
vpcola 0:a1734fe1ec4b 238 uint8_t pcTempKey[16];
vpcola 0:a1734fe1ec4b 239
vpcola 0:a1734fe1ec4b 240 /* Reads the AES_DATA_IN registers */
vpcola 0:a1734fe1ec4b 241 g_xStatus = SpiritSpiReadRegisters(AES_KEY_IN_15_BASE, 16, pcTempKey);
vpcola 0:a1734fe1ec4b 242
vpcola 0:a1734fe1ec4b 243
vpcola 0:a1734fe1ec4b 244 for (uint8_t i = 0; i < 16; i++)
vpcola 0:a1734fe1ec4b 245 pcKey[i] = pcTempKey[15-i];
vpcola 0:a1734fe1ec4b 246
vpcola 0:a1734fe1ec4b 247 }
vpcola 0:a1734fe1ec4b 248
vpcola 0:a1734fe1ec4b 249
vpcola 0:a1734fe1ec4b 250
vpcola 0:a1734fe1ec4b 251 /**
vpcola 0:a1734fe1ec4b 252 * @brief Derives the decryption key from a given encryption key.
vpcola 0:a1734fe1ec4b 253 * @param None.
vpcola 0:a1734fe1ec4b 254 * @retval None.
vpcola 0:a1734fe1ec4b 255 */
vpcola 0:a1734fe1ec4b 256 void SpiritAesDeriveDecKeyFromEnc(void)
vpcola 0:a1734fe1ec4b 257 {
vpcola 0:a1734fe1ec4b 258 /* Sends the COMMAND_AES_KEY command */
vpcola 0:a1734fe1ec4b 259 g_xStatus = SpiritSpiCommandStrobes(COMMAND_AES_KEY);
vpcola 0:a1734fe1ec4b 260
vpcola 0:a1734fe1ec4b 261 }
vpcola 0:a1734fe1ec4b 262
vpcola 0:a1734fe1ec4b 263
vpcola 0:a1734fe1ec4b 264 /**
vpcola 0:a1734fe1ec4b 265 * @brief Executes the encryption operation.
vpcola 0:a1734fe1ec4b 266 * @param None.
vpcola 0:a1734fe1ec4b 267 * @retval None.
vpcola 0:a1734fe1ec4b 268 */
vpcola 0:a1734fe1ec4b 269 void SpiritAesExecuteEncryption(void)
vpcola 0:a1734fe1ec4b 270 {
vpcola 0:a1734fe1ec4b 271 /* Sends the COMMAND_AES_ENC command */
vpcola 0:a1734fe1ec4b 272 g_xStatus = SpiritSpiCommandStrobes(COMMAND_AES_ENC);
vpcola 0:a1734fe1ec4b 273
vpcola 0:a1734fe1ec4b 274 }
vpcola 0:a1734fe1ec4b 275
vpcola 0:a1734fe1ec4b 276
vpcola 0:a1734fe1ec4b 277 /**
vpcola 0:a1734fe1ec4b 278 * @brief Executes the decryption operation.
vpcola 0:a1734fe1ec4b 279 * @param None.
vpcola 0:a1734fe1ec4b 280 * @retval None.
vpcola 0:a1734fe1ec4b 281 */
vpcola 0:a1734fe1ec4b 282 void SpiritAesExecuteDecryption(void)
vpcola 0:a1734fe1ec4b 283 {
vpcola 0:a1734fe1ec4b 284 /* Sends the COMMAND_AES_DEC command */
vpcola 0:a1734fe1ec4b 285 g_xStatus = SpiritSpiCommandStrobes(COMMAND_AES_DEC);
vpcola 0:a1734fe1ec4b 286
vpcola 0:a1734fe1ec4b 287 }
vpcola 0:a1734fe1ec4b 288
vpcola 0:a1734fe1ec4b 289
vpcola 0:a1734fe1ec4b 290 /**
vpcola 0:a1734fe1ec4b 291 * @brief Executes the key derivation and the decryption operation.
vpcola 0:a1734fe1ec4b 292 * @param None.
vpcola 0:a1734fe1ec4b 293 * @retval None.
vpcola 0:a1734fe1ec4b 294 */
vpcola 0:a1734fe1ec4b 295 void SpiritAesDeriveDecKeyExecuteDec(void)
vpcola 0:a1734fe1ec4b 296 {
vpcola 0:a1734fe1ec4b 297 /* Sends the COMMAND_AES_KEY_DEC command */
vpcola 0:a1734fe1ec4b 298 g_xStatus = SpiritSpiCommandStrobes(COMMAND_AES_KEY_DEC);
vpcola 0:a1734fe1ec4b 299
vpcola 0:a1734fe1ec4b 300 }
vpcola 0:a1734fe1ec4b 301
vpcola 0:a1734fe1ec4b 302
vpcola 0:a1734fe1ec4b 303 /**
vpcola 0:a1734fe1ec4b 304 * @}
vpcola 0:a1734fe1ec4b 305 */
vpcola 0:a1734fe1ec4b 306
vpcola 0:a1734fe1ec4b 307
vpcola 0:a1734fe1ec4b 308 /**
vpcola 0:a1734fe1ec4b 309 * @}
vpcola 0:a1734fe1ec4b 310 */
vpcola 0:a1734fe1ec4b 311
vpcola 0:a1734fe1ec4b 312
vpcola 0:a1734fe1ec4b 313 /**
vpcola 0:a1734fe1ec4b 314 * @}
vpcola 0:a1734fe1ec4b 315 */
vpcola 0:a1734fe1ec4b 316
vpcola 0:a1734fe1ec4b 317
vpcola 0:a1734fe1ec4b 318
vpcola 0:a1734fe1ec4b 319 /******************* (C) COPYRIGHT 2015 STMicroelectronics *****END OF FILE****/