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_PktStack.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_PktStack.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 STack packets.
vpcola 0:a1734fe1ec4b 8 * @details
vpcola 0:a1734fe1ec4b 9 *
vpcola 0:a1734fe1ec4b 10 * @attention
vpcola 0:a1734fe1ec4b 11 *
vpcola 0:a1734fe1ec4b 12 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
vpcola 0:a1734fe1ec4b 13 *
vpcola 0:a1734fe1ec4b 14 * Redistribution and use in source and binary forms, with or without modification,
vpcola 0:a1734fe1ec4b 15 * are permitted provided that the following conditions are met:
vpcola 0:a1734fe1ec4b 16 * 1. Redistributions of source code must retain the above copyright notice,
vpcola 0:a1734fe1ec4b 17 * this list of conditions and the following disclaimer.
vpcola 0:a1734fe1ec4b 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
vpcola 0:a1734fe1ec4b 19 * this list of conditions and the following disclaimer in the documentation
vpcola 0:a1734fe1ec4b 20 * and/or other materials provided with the distribution.
vpcola 0:a1734fe1ec4b 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
vpcola 0:a1734fe1ec4b 22 * may be used to endorse or promote products derived from this software
vpcola 0:a1734fe1ec4b 23 * without specific prior written permission.
vpcola 0:a1734fe1ec4b 24 *
vpcola 0:a1734fe1ec4b 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
vpcola 0:a1734fe1ec4b 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
vpcola 0:a1734fe1ec4b 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
vpcola 0:a1734fe1ec4b 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
vpcola 0:a1734fe1ec4b 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
vpcola 0:a1734fe1ec4b 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
vpcola 0:a1734fe1ec4b 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
vpcola 0:a1734fe1ec4b 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
vpcola 0:a1734fe1ec4b 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
vpcola 0:a1734fe1ec4b 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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_PktStack.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_PktStack
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 PktStack_Private_TypesDefinitions Pkt STack 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 PktStack_Private_Defines Pkt STack 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 PktStack_Private_Macros Pkt STack 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 PktStack_Private_Variables Pkt STack 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 PktStack_Private_FunctionPrototypes Pkt STack 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 PktStack_Private_Functions Pkt STack 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 Initializes the SPIRIT STack packet according to the specified
vpcola 0:a1734fe1ec4b 114 * parameters in the PktStackInit.
vpcola 0:a1734fe1ec4b 115 * @param pxPktStackInit STack packet init structure.
vpcola 0:a1734fe1ec4b 116 * This parameter is a pointer to @ref PktStackInit.
vpcola 0:a1734fe1ec4b 117 * @retval None.
vpcola 0:a1734fe1ec4b 118 */
vpcola 0:a1734fe1ec4b 119 void SpiritPktStackInit(PktStackInit* pxPktStackInit)
vpcola 0:a1734fe1ec4b 120 {
vpcola 0:a1734fe1ec4b 121 uint8_t tempRegValue[4], i;
vpcola 0:a1734fe1ec4b 122
vpcola 0:a1734fe1ec4b 123 /* Check the parameters */
vpcola 0:a1734fe1ec4b 124 s_assert_param(IS_STACK_PREAMBLE_LENGTH(pxPktStackInit->xPreambleLength));
vpcola 0:a1734fe1ec4b 125 s_assert_param(IS_STACK_SYNC_LENGTH(pxPktStackInit->xSyncLength));
vpcola 0:a1734fe1ec4b 126 s_assert_param(IS_STACK_CRC_MODE(pxPktStackInit->xCrcMode));
vpcola 0:a1734fe1ec4b 127 s_assert_param(IS_STACK_LENGTH_WIDTH_BITS(pxPktStackInit->cPktLengthWidth));
vpcola 0:a1734fe1ec4b 128 s_assert_param(IS_STACK_FIX_VAR_LENGTH(pxPktStackInit->xFixVarLength));
vpcola 0:a1734fe1ec4b 129 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(pxPktStackInit->xFec));
vpcola 0:a1734fe1ec4b 130 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(pxPktStackInit->xDataWhitening));
vpcola 0:a1734fe1ec4b 131 s_assert_param(IS_STACK_CONTROL_LENGTH(pxPktStackInit->xControlLength));
vpcola 0:a1734fe1ec4b 132
vpcola 0:a1734fe1ec4b 133
vpcola 0:a1734fe1ec4b 134 /* Reads the PROTOCOL1 register */
vpcola 0:a1734fe1ec4b 135 g_xStatus = SpiritSpiReadRegisters(PROTOCOL1_BASE, 1, &tempRegValue[0]);
vpcola 0:a1734fe1ec4b 136
vpcola 0:a1734fe1ec4b 137 /* Mask a reserved bit */
vpcola 0:a1734fe1ec4b 138 tempRegValue[0] &= ~0x20;
vpcola 0:a1734fe1ec4b 139
vpcola 0:a1734fe1ec4b 140 /* Always (!) set the automatic packet filtering */
vpcola 0:a1734fe1ec4b 141 tempRegValue[0] |= PROTOCOL1_AUTO_PCKT_FLT_MASK;
vpcola 0:a1734fe1ec4b 142
vpcola 0:a1734fe1ec4b 143 /* Writes the value on register */
vpcola 0:a1734fe1ec4b 144 g_xStatus = SpiritSpiWriteRegisters(PROTOCOL1_BASE, 1, &tempRegValue[0]);
vpcola 0:a1734fe1ec4b 145
vpcola 0:a1734fe1ec4b 146 /* Reads the PCKT_FLT_OPTIONS register */
vpcola 0:a1734fe1ec4b 147 g_xStatus = SpiritSpiReadRegisters(PCKT_FLT_OPTIONS_BASE, 1, &tempRegValue[0]);
vpcola 0:a1734fe1ec4b 148
vpcola 0:a1734fe1ec4b 149 /* Always reset the control and source filtering */
vpcola 0:a1734fe1ec4b 150 tempRegValue[0] &= ~(PCKT_FLT_OPTIONS_SOURCE_FILTERING_MASK | PCKT_FLT_OPTIONS_CONTROL_FILTERING_MASK);
vpcola 0:a1734fe1ec4b 151
vpcola 0:a1734fe1ec4b 152 /* Writes the value on register */
vpcola 0:a1734fe1ec4b 153 g_xStatus = SpiritSpiWriteRegisters(PCKT_FLT_OPTIONS_BASE, 1, &tempRegValue[0]);
vpcola 0:a1734fe1ec4b 154
vpcola 0:a1734fe1ec4b 155
vpcola 0:a1734fe1ec4b 156 /* Address and control length setting: source and destination address are always present so ADDRESS_LENGTH=2 */
vpcola 0:a1734fe1ec4b 157 tempRegValue[0] = 0x10 | ((uint8_t) pxPktStackInit->xControlLength);
vpcola 0:a1734fe1ec4b 158
vpcola 0:a1734fe1ec4b 159
vpcola 0:a1734fe1ec4b 160 /* Packet format and width length setting */
vpcola 0:a1734fe1ec4b 161 pxPktStackInit->cPktLengthWidth == 0 ? pxPktStackInit->cPktLengthWidth=1 : pxPktStackInit->cPktLengthWidth;
vpcola 0:a1734fe1ec4b 162 tempRegValue[1] = ((uint8_t) PCKTCTRL3_PCKT_FRMT_STACK) | ((uint8_t)(pxPktStackInit->cPktLengthWidth-1));
vpcola 0:a1734fe1ec4b 163
vpcola 0:a1734fe1ec4b 164 /* Preamble, sync and fixed or variable length setting */
vpcola 0:a1734fe1ec4b 165 tempRegValue[2] = ((uint8_t) pxPktStackInit->xPreambleLength) | ((uint8_t) pxPktStackInit->xSyncLength) |
vpcola 0:a1734fe1ec4b 166 ((uint8_t) pxPktStackInit->xFixVarLength);
vpcola 0:a1734fe1ec4b 167
vpcola 0:a1734fe1ec4b 168 /* CRC length, whitening and FEC setting */
vpcola 0:a1734fe1ec4b 169 tempRegValue[3] = (uint8_t) pxPktStackInit->xCrcMode;
vpcola 0:a1734fe1ec4b 170
vpcola 0:a1734fe1ec4b 171 if(pxPktStackInit->xDataWhitening == S_ENABLE)
vpcola 0:a1734fe1ec4b 172 {
vpcola 0:a1734fe1ec4b 173 tempRegValue[3] |= PCKTCTRL1_WHIT_MASK;
vpcola 0:a1734fe1ec4b 174 }
vpcola 0:a1734fe1ec4b 175
vpcola 0:a1734fe1ec4b 176 if(pxPktStackInit->xFec == S_ENABLE)
vpcola 0:a1734fe1ec4b 177 {
vpcola 0:a1734fe1ec4b 178 tempRegValue[3] |= PCKTCTRL1_FEC_MASK;
vpcola 0:a1734fe1ec4b 179 }
vpcola 0:a1734fe1ec4b 180
vpcola 0:a1734fe1ec4b 181 /* Writes registers */
vpcola 0:a1734fe1ec4b 182 SpiritSpiWriteRegisters(PCKTCTRL4_BASE, 4, tempRegValue);
vpcola 0:a1734fe1ec4b 183
vpcola 0:a1734fe1ec4b 184 /* Sync words setting */
vpcola 0:a1734fe1ec4b 185 for(i=0;i<4;i++)
vpcola 0:a1734fe1ec4b 186 {
vpcola 0:a1734fe1ec4b 187 if(i<3-(pxPktStackInit->xSyncLength >>1))
vpcola 0:a1734fe1ec4b 188 {
vpcola 0:a1734fe1ec4b 189 tempRegValue[i]=0;
vpcola 0:a1734fe1ec4b 190 }
vpcola 0:a1734fe1ec4b 191 else
vpcola 0:a1734fe1ec4b 192 {
vpcola 0:a1734fe1ec4b 193 tempRegValue[i] = (uint8_t)(pxPktStackInit->lSyncWords>>(8*i));
vpcola 0:a1734fe1ec4b 194 }
vpcola 0:a1734fe1ec4b 195 }
vpcola 0:a1734fe1ec4b 196
vpcola 0:a1734fe1ec4b 197 /* Enables or disables the CRC check */
vpcola 0:a1734fe1ec4b 198 if(pxPktStackInit->xCrcMode == PKT_NO_CRC)
vpcola 0:a1734fe1ec4b 199 {
vpcola 0:a1734fe1ec4b 200 SpiritPktStackFilterOnCrc(S_DISABLE);
vpcola 0:a1734fe1ec4b 201 }
vpcola 0:a1734fe1ec4b 202 else
vpcola 0:a1734fe1ec4b 203 {
vpcola 0:a1734fe1ec4b 204 SpiritPktStackFilterOnCrc(S_ENABLE);
vpcola 0:a1734fe1ec4b 205 }
vpcola 0:a1734fe1ec4b 206
vpcola 0:a1734fe1ec4b 207 /* Writes registers */
vpcola 0:a1734fe1ec4b 208 g_xStatus = SpiritSpiWriteRegisters(SYNC4_BASE, 4, tempRegValue);
vpcola 0:a1734fe1ec4b 209
vpcola 0:a1734fe1ec4b 210 }
vpcola 0:a1734fe1ec4b 211
vpcola 0:a1734fe1ec4b 212
vpcola 0:a1734fe1ec4b 213 /**
vpcola 0:a1734fe1ec4b 214 * @brief Returns the SPIRIT STack packet structure according to the specified parameters in the registers.
vpcola 0:a1734fe1ec4b 215 * @param pxPktStackInit STack packet init structure.
vpcola 0:a1734fe1ec4b 216 * This parameter is a pointer to @ref PktStackInit.
vpcola 0:a1734fe1ec4b 217 * @retval None.
vpcola 0:a1734fe1ec4b 218 */
vpcola 0:a1734fe1ec4b 219 void SpiritPktStackGetInfo(PktStackInit* pxPktStackInit)
vpcola 0:a1734fe1ec4b 220 {
vpcola 0:a1734fe1ec4b 221 uint8_t tempRegValue[10];
vpcola 0:a1734fe1ec4b 222
vpcola 0:a1734fe1ec4b 223 /* Reads registers */
vpcola 0:a1734fe1ec4b 224 g_xStatus = SpiritSpiReadRegisters(PCKTCTRL4_BASE, 10, tempRegValue);
vpcola 0:a1734fe1ec4b 225
vpcola 0:a1734fe1ec4b 226 /* Length width */
vpcola 0:a1734fe1ec4b 227 pxPktStackInit->cPktLengthWidth=(tempRegValue[1] & 0x0F)+1;
vpcola 0:a1734fe1ec4b 228
vpcola 0:a1734fe1ec4b 229 /* Control length */
vpcola 0:a1734fe1ec4b 230 pxPktStackInit->xControlLength=(StackControlLength)(tempRegValue[0] & 0x07);
vpcola 0:a1734fe1ec4b 231
vpcola 0:a1734fe1ec4b 232 /* CRC mode */
vpcola 0:a1734fe1ec4b 233 pxPktStackInit->xCrcMode=(StackCrcMode)(tempRegValue[3] & 0xE0);
vpcola 0:a1734fe1ec4b 234
vpcola 0:a1734fe1ec4b 235 /* Whitening */
vpcola 0:a1734fe1ec4b 236 pxPktStackInit->xDataWhitening=(SpiritFunctionalState)((tempRegValue[3] >> 4) & 0x01);
vpcola 0:a1734fe1ec4b 237
vpcola 0:a1734fe1ec4b 238 /* FEC */
vpcola 0:a1734fe1ec4b 239 pxPktStackInit->xFec=(SpiritFunctionalState)(tempRegValue[3] & 0x01);
vpcola 0:a1734fe1ec4b 240
vpcola 0:a1734fe1ec4b 241 /* FIX or VAR bit */
vpcola 0:a1734fe1ec4b 242 pxPktStackInit->xFixVarLength=(StackFixVarLength)(tempRegValue[2] & 0x01);
vpcola 0:a1734fe1ec4b 243
vpcola 0:a1734fe1ec4b 244 /* Preamble length */
vpcola 0:a1734fe1ec4b 245 pxPktStackInit->xPreambleLength=(StackPreambleLength)(tempRegValue[2] & 0xF8);
vpcola 0:a1734fe1ec4b 246
vpcola 0:a1734fe1ec4b 247 /* Sync length */
vpcola 0:a1734fe1ec4b 248 pxPktStackInit->xSyncLength=(StackSyncLength)(tempRegValue[2] & 0x06);
vpcola 0:a1734fe1ec4b 249
vpcola 0:a1734fe1ec4b 250 /* sync Words */
vpcola 0:a1734fe1ec4b 251 pxPktStackInit->lSyncWords=0;
vpcola 0:a1734fe1ec4b 252 for(uint8_t i=0 ; i<4 ; i++)
vpcola 0:a1734fe1ec4b 253 {
vpcola 0:a1734fe1ec4b 254 if(i>2-(pxPktStackInit->xSyncLength >>1))
vpcola 0:a1734fe1ec4b 255 {
vpcola 0:a1734fe1ec4b 256 pxPktStackInit->lSyncWords |= tempRegValue[i+6]<<(8*i);
vpcola 0:a1734fe1ec4b 257 }
vpcola 0:a1734fe1ec4b 258 }
vpcola 0:a1734fe1ec4b 259
vpcola 0:a1734fe1ec4b 260 }
vpcola 0:a1734fe1ec4b 261
vpcola 0:a1734fe1ec4b 262
vpcola 0:a1734fe1ec4b 263 /**
vpcola 0:a1734fe1ec4b 264 * @brief Initializes the SPIRIT STack packet addresses according to the specified
vpcola 0:a1734fe1ec4b 265 * parameters in the PktStackAddresses struct.
vpcola 0:a1734fe1ec4b 266 * @param pxPktStackAddresses STack packet addresses init structure.
vpcola 0:a1734fe1ec4b 267 * This parameter is a pointer to @ref PktStackAddressesInit .
vpcola 0:a1734fe1ec4b 268 * @retval None.
vpcola 0:a1734fe1ec4b 269 */
vpcola 0:a1734fe1ec4b 270 void SpiritPktStackAddressesInit(PktStackAddressesInit* pxPktStackAddresses)
vpcola 0:a1734fe1ec4b 271 {
vpcola 0:a1734fe1ec4b 272 uint8_t tempRegValue[3];
vpcola 0:a1734fe1ec4b 273
vpcola 0:a1734fe1ec4b 274 /* Check the parameters */
vpcola 0:a1734fe1ec4b 275 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(pxPktStackAddresses->xFilterOnMyAddress));
vpcola 0:a1734fe1ec4b 276 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(pxPktStackAddresses->xFilterOnMulticastAddress));
vpcola 0:a1734fe1ec4b 277 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(pxPktStackAddresses->xFilterOnBroadcastAddress));
vpcola 0:a1734fe1ec4b 278
vpcola 0:a1734fe1ec4b 279 /* Reads the filtering options ragister */
vpcola 0:a1734fe1ec4b 280 g_xStatus = SpiritSpiReadRegisters(PCKT_FLT_OPTIONS_BASE, 1, &tempRegValue[0]);
vpcola 0:a1734fe1ec4b 281
vpcola 0:a1734fe1ec4b 282 /* Enables or disables filtering on my address */
vpcola 0:a1734fe1ec4b 283 if(pxPktStackAddresses->xFilterOnMyAddress == S_ENABLE)
vpcola 0:a1734fe1ec4b 284 {
vpcola 0:a1734fe1ec4b 285 tempRegValue[0] |= PCKT_FLT_OPTIONS_DEST_VS_TX_ADDR_MASK;
vpcola 0:a1734fe1ec4b 286 }
vpcola 0:a1734fe1ec4b 287 else
vpcola 0:a1734fe1ec4b 288 {
vpcola 0:a1734fe1ec4b 289 tempRegValue[0] &= ~PCKT_FLT_OPTIONS_DEST_VS_TX_ADDR_MASK;
vpcola 0:a1734fe1ec4b 290 }
vpcola 0:a1734fe1ec4b 291
vpcola 0:a1734fe1ec4b 292 /* Enables or disables filtering on multicast address */
vpcola 0:a1734fe1ec4b 293 if(pxPktStackAddresses->xFilterOnMulticastAddress == S_ENABLE)
vpcola 0:a1734fe1ec4b 294 {
vpcola 0:a1734fe1ec4b 295 tempRegValue[0] |= PCKT_FLT_OPTIONS_DEST_VS_MULTICAST_ADDR_MASK;
vpcola 0:a1734fe1ec4b 296 }
vpcola 0:a1734fe1ec4b 297 else
vpcola 0:a1734fe1ec4b 298 {
vpcola 0:a1734fe1ec4b 299 tempRegValue[0] &= ~PCKT_FLT_OPTIONS_DEST_VS_MULTICAST_ADDR_MASK;
vpcola 0:a1734fe1ec4b 300 }
vpcola 0:a1734fe1ec4b 301
vpcola 0:a1734fe1ec4b 302 /* Enables or disables filtering on broadcast address */
vpcola 0:a1734fe1ec4b 303 if(pxPktStackAddresses->xFilterOnBroadcastAddress == S_ENABLE)
vpcola 0:a1734fe1ec4b 304 {
vpcola 0:a1734fe1ec4b 305 tempRegValue[0] |= PCKT_FLT_OPTIONS_DEST_VS_BROADCAST_ADDR_MASK;
vpcola 0:a1734fe1ec4b 306 }
vpcola 0:a1734fe1ec4b 307 else
vpcola 0:a1734fe1ec4b 308 {
vpcola 0:a1734fe1ec4b 309 tempRegValue[0] &= ~PCKT_FLT_OPTIONS_DEST_VS_BROADCAST_ADDR_MASK;
vpcola 0:a1734fe1ec4b 310 }
vpcola 0:a1734fe1ec4b 311
vpcola 0:a1734fe1ec4b 312 /* Writes value on the register */
vpcola 0:a1734fe1ec4b 313 g_xStatus = SpiritSpiWriteRegisters(PCKT_FLT_OPTIONS_BASE, 1, &tempRegValue[0]);
vpcola 0:a1734fe1ec4b 314
vpcola 0:a1734fe1ec4b 315 /* Fills array with the addresses passed in the structure */
vpcola 0:a1734fe1ec4b 316 tempRegValue[0] = pxPktStackAddresses->cBroadcastAddress;
vpcola 0:a1734fe1ec4b 317 tempRegValue[1] = pxPktStackAddresses->cMulticastAddress;
vpcola 0:a1734fe1ec4b 318 tempRegValue[2] = pxPktStackAddresses->cMyAddress;
vpcola 0:a1734fe1ec4b 319
vpcola 0:a1734fe1ec4b 320 /* Writes them on the addresses registers */
vpcola 0:a1734fe1ec4b 321 g_xStatus = SpiritSpiWriteRegisters(PCKT_FLT_GOALS_BROADCAST_BASE, 3, tempRegValue);
vpcola 0:a1734fe1ec4b 322
vpcola 0:a1734fe1ec4b 323 }
vpcola 0:a1734fe1ec4b 324
vpcola 0:a1734fe1ec4b 325
vpcola 0:a1734fe1ec4b 326 /**
vpcola 0:a1734fe1ec4b 327 * @brief Returns the SPIRIT STack packet addresses structure according to the specified
vpcola 0:a1734fe1ec4b 328 * parameters in the registers.
vpcola 0:a1734fe1ec4b 329 * @param pxPktStackAddresses STack packet addresses init structure.
vpcola 0:a1734fe1ec4b 330 * This parameter is a pointer to @ref PktStackAddresses.
vpcola 0:a1734fe1ec4b 331 * @retval None.
vpcola 0:a1734fe1ec4b 332 */
vpcola 0:a1734fe1ec4b 333 void SpiritPktStackGetAddressesInfo(PktStackAddressesInit* pxPktStackAddresses)
vpcola 0:a1734fe1ec4b 334 {
vpcola 0:a1734fe1ec4b 335 uint8_t tempRegValue[3];
vpcola 0:a1734fe1ec4b 336
vpcola 0:a1734fe1ec4b 337 /* Reads values on the PCKT_FLT_GOALS registers */
vpcola 0:a1734fe1ec4b 338 g_xStatus = SpiritSpiReadRegisters(PCKT_FLT_GOALS_BROADCAST_BASE, 3, tempRegValue);
vpcola 0:a1734fe1ec4b 339
vpcola 0:a1734fe1ec4b 340 /* Fit the structure with the read addresses */
vpcola 0:a1734fe1ec4b 341 pxPktStackAddresses->cBroadcastAddress = tempRegValue[0];
vpcola 0:a1734fe1ec4b 342 pxPktStackAddresses->cMulticastAddress = tempRegValue[1];
vpcola 0:a1734fe1ec4b 343 pxPktStackAddresses->cMyAddress = tempRegValue[2];
vpcola 0:a1734fe1ec4b 344
vpcola 0:a1734fe1ec4b 345 g_xStatus = SpiritSpiReadRegisters(PCKT_FLT_OPTIONS_BASE, 1, &tempRegValue[0]);
vpcola 0:a1734fe1ec4b 346
vpcola 0:a1734fe1ec4b 347 /* Fit the structure with the read filtering bits */
vpcola 0:a1734fe1ec4b 348 pxPktStackAddresses->xFilterOnBroadcastAddress = (SpiritFunctionalState)((tempRegValue[0] >> 1) & 0x01);
vpcola 0:a1734fe1ec4b 349 pxPktStackAddresses->xFilterOnMulticastAddress = (SpiritFunctionalState)((tempRegValue[0] >> 2) & 0x01);
vpcola 0:a1734fe1ec4b 350 pxPktStackAddresses->xFilterOnMyAddress = (SpiritFunctionalState)((tempRegValue[0] >> 3) & 0x01);
vpcola 0:a1734fe1ec4b 351
vpcola 0:a1734fe1ec4b 352 }
vpcola 0:a1734fe1ec4b 353
vpcola 0:a1734fe1ec4b 354
vpcola 0:a1734fe1ec4b 355 /**
vpcola 0:a1734fe1ec4b 356 * @brief Initializes the SPIRIT STack packet LLP options according to the specified
vpcola 0:a1734fe1ec4b 357 * parameters in the PktStackLlpInit struct.
vpcola 0:a1734fe1ec4b 358 * @param pxPktStackLlpInit STack packet LLP init structure.
vpcola 0:a1734fe1ec4b 359 * This parameter is a pointer to @ref PktStackLlpInit.
vpcola 0:a1734fe1ec4b 360 * @retval None.
vpcola 0:a1734fe1ec4b 361 */
vpcola 0:a1734fe1ec4b 362 void SpiritPktStackLlpInit(PktStackLlpInit* pxPktStackLlpInit)
vpcola 0:a1734fe1ec4b 363 {
vpcola 0:a1734fe1ec4b 364 uint8_t tempRegValue[2];
vpcola 0:a1734fe1ec4b 365
vpcola 0:a1734fe1ec4b 366 /* Check the parameters */
vpcola 0:a1734fe1ec4b 367 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(pxPktStackLlpInit->xPiggybacking));
vpcola 0:a1734fe1ec4b 368 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(pxPktStackLlpInit->xAutoAck));
vpcola 0:a1734fe1ec4b 369 s_assert_param(IS_STACK_NMAX_RETX(pxPktStackLlpInit->xNMaxRetx));
vpcola 0:a1734fe1ec4b 370 /* check if piggybacking is enabled and autoack is disabled */
vpcola 0:a1734fe1ec4b 371 s_assert_param(!(pxPktStackLlpInit->xPiggybacking==S_ENABLE && pxPktStackLlpInit->xAutoAck==S_DISABLE));
vpcola 0:a1734fe1ec4b 372
vpcola 0:a1734fe1ec4b 373 /* Piggybacking mechanism setting on the PROTOCOL1 register */
vpcola 0:a1734fe1ec4b 374 g_xStatus = SpiritSpiReadRegisters(PROTOCOL1_BASE, 2, tempRegValue);
vpcola 0:a1734fe1ec4b 375 if(pxPktStackLlpInit->xPiggybacking == S_ENABLE)
vpcola 0:a1734fe1ec4b 376 {
vpcola 0:a1734fe1ec4b 377 tempRegValue[0] |= PROTOCOL1_PIGGYBACKING_MASK;
vpcola 0:a1734fe1ec4b 378 }
vpcola 0:a1734fe1ec4b 379 else
vpcola 0:a1734fe1ec4b 380 {
vpcola 0:a1734fe1ec4b 381 tempRegValue[0] &= ~PROTOCOL1_PIGGYBACKING_MASK;
vpcola 0:a1734fe1ec4b 382 }
vpcola 0:a1734fe1ec4b 383
vpcola 0:a1734fe1ec4b 384 /* RX and TX autoack mechanisms setting on the PROTOCOL0 register */
vpcola 0:a1734fe1ec4b 385 if(pxPktStackLlpInit->xAutoAck == S_ENABLE)
vpcola 0:a1734fe1ec4b 386 {
vpcola 0:a1734fe1ec4b 387 tempRegValue[1] |= PROTOCOL0_AUTO_ACK_MASK;
vpcola 0:a1734fe1ec4b 388 }
vpcola 0:a1734fe1ec4b 389 else
vpcola 0:a1734fe1ec4b 390 {
vpcola 0:a1734fe1ec4b 391 tempRegValue[1] &= ~PROTOCOL0_AUTO_ACK_MASK;
vpcola 0:a1734fe1ec4b 392 }
vpcola 0:a1734fe1ec4b 393
vpcola 0:a1734fe1ec4b 394 /* Max number of retransmission setting */
vpcola 0:a1734fe1ec4b 395 tempRegValue[1] &= ~PROTOCOL0_NMAX_RETX_MASK;
vpcola 0:a1734fe1ec4b 396 tempRegValue[1] |= pxPktStackLlpInit->xNMaxRetx;
vpcola 0:a1734fe1ec4b 397
vpcola 0:a1734fe1ec4b 398 /* Writes registers */
vpcola 0:a1734fe1ec4b 399 g_xStatus = SpiritSpiWriteRegisters(PROTOCOL1_BASE, 2, tempRegValue);
vpcola 0:a1734fe1ec4b 400
vpcola 0:a1734fe1ec4b 401 }
vpcola 0:a1734fe1ec4b 402
vpcola 0:a1734fe1ec4b 403
vpcola 0:a1734fe1ec4b 404 /**
vpcola 0:a1734fe1ec4b 405 * @brief Returns the SPIRIT STack packet LLP options according to the specified
vpcola 0:a1734fe1ec4b 406 * values in the registers.
vpcola 0:a1734fe1ec4b 407 * @param pxPktStackLlpInit STack packet LLP structure.
vpcola 0:a1734fe1ec4b 408 * This parameter is a pointer to @ref PktStackLlpInit.
vpcola 0:a1734fe1ec4b 409 * @retval None.
vpcola 0:a1734fe1ec4b 410 */
vpcola 0:a1734fe1ec4b 411 void SpiritPktStackLlpGetInfo(PktStackLlpInit* pxPktStackLlpInit)
vpcola 0:a1734fe1ec4b 412 {
vpcola 0:a1734fe1ec4b 413 uint8_t tempRegValue[2];
vpcola 0:a1734fe1ec4b 414
vpcola 0:a1734fe1ec4b 415 /* Piggybacking mechanism setting on the PROTOCOL1 register */
vpcola 0:a1734fe1ec4b 416 g_xStatus = SpiritSpiReadRegisters(PROTOCOL1_BASE, 2, tempRegValue);
vpcola 0:a1734fe1ec4b 417
vpcola 0:a1734fe1ec4b 418 /* Fit the structure with the read values */
vpcola 0:a1734fe1ec4b 419 pxPktStackLlpInit->xPiggybacking = (SpiritFunctionalState)((tempRegValue[0] >> 6) & 0x01);
vpcola 0:a1734fe1ec4b 420 pxPktStackLlpInit->xAutoAck = (SpiritFunctionalState)((tempRegValue[1] >> 2) & 0x01);
vpcola 0:a1734fe1ec4b 421 pxPktStackLlpInit->xNMaxRetx = (StackNMaxReTx)(tempRegValue[1] & PROTOCOL0_NMAX_RETX_MASK);
vpcola 0:a1734fe1ec4b 422
vpcola 0:a1734fe1ec4b 423 }
vpcola 0:a1734fe1ec4b 424
vpcola 0:a1734fe1ec4b 425
vpcola 0:a1734fe1ec4b 426 /**
vpcola 0:a1734fe1ec4b 427 * @brief Configures the STack packet format for SPIRIT.
vpcola 0:a1734fe1ec4b 428 * @param None.
vpcola 0:a1734fe1ec4b 429 * @retval None.
vpcola 0:a1734fe1ec4b 430 */
vpcola 0:a1734fe1ec4b 431 void SpiritPktStackSetFormat(void)
vpcola 0:a1734fe1ec4b 432 {
vpcola 0:a1734fe1ec4b 433 uint8_t tempRegValue;
vpcola 0:a1734fe1ec4b 434
vpcola 0:a1734fe1ec4b 435 /* Reads the PCKTCTRL3 register value */
vpcola 0:a1734fe1ec4b 436 g_xStatus = SpiritSpiReadRegisters(PCKTCTRL3_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 437
vpcola 0:a1734fe1ec4b 438 /* Build value to be written. Also set to 0 the direct RX mode bits */
vpcola 0:a1734fe1ec4b 439 tempRegValue &= 0x0F;
vpcola 0:a1734fe1ec4b 440 tempRegValue |= ((uint8_t)PCKTCTRL3_PCKT_FRMT_STACK);
vpcola 0:a1734fe1ec4b 441
vpcola 0:a1734fe1ec4b 442 /* Writes the value on the PCKTCTRL3 register. */
vpcola 0:a1734fe1ec4b 443 g_xStatus = SpiritSpiWriteRegisters(PCKTCTRL3_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 444
vpcola 0:a1734fe1ec4b 445 /* Reads the PCKTCTRL1 register value */
vpcola 0:a1734fe1ec4b 446 g_xStatus = SpiritSpiReadRegisters(PCKTCTRL1_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 447
vpcola 0:a1734fe1ec4b 448 /* Build the new value. Set to 0 the direct TX mode bits */
vpcola 0:a1734fe1ec4b 449 tempRegValue &= 0xF3;
vpcola 0:a1734fe1ec4b 450
vpcola 0:a1734fe1ec4b 451 /* Writes the PCKTCTRL1 value on register */
vpcola 0:a1734fe1ec4b 452 g_xStatus = SpiritSpiWriteRegisters(PCKTCTRL1_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 453
vpcola 0:a1734fe1ec4b 454 /* Reads the PROTOCOL1 register */
vpcola 0:a1734fe1ec4b 455 g_xStatus = SpiritSpiReadRegisters(PROTOCOL1_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 456
vpcola 0:a1734fe1ec4b 457 /* Mask a reserved bit */
vpcola 0:a1734fe1ec4b 458 tempRegValue &= ~0x20;
vpcola 0:a1734fe1ec4b 459
vpcola 0:a1734fe1ec4b 460 /* Writes the value on the PROTOCOL1 register */
vpcola 0:a1734fe1ec4b 461 g_xStatus = SpiritSpiWriteRegisters(PROTOCOL1_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 462
vpcola 0:a1734fe1ec4b 463 }
vpcola 0:a1734fe1ec4b 464
vpcola 0:a1734fe1ec4b 465
vpcola 0:a1734fe1ec4b 466 /**
vpcola 0:a1734fe1ec4b 467 * @brief Sets the address length for SPIRIT STack packets (always 2).
vpcola 0:a1734fe1ec4b 468 * @param None.
vpcola 0:a1734fe1ec4b 469 * @retval None.
vpcola 0:a1734fe1ec4b 470 */
vpcola 0:a1734fe1ec4b 471 void SpiritPktStackSetAddressLength(void)
vpcola 0:a1734fe1ec4b 472 {
vpcola 0:a1734fe1ec4b 473 uint8_t tempRegValue;
vpcola 0:a1734fe1ec4b 474
vpcola 0:a1734fe1ec4b 475 /* Reads the PCKTCTRL4 register value */
vpcola 0:a1734fe1ec4b 476 g_xStatus = SpiritSpiReadRegisters(PCKTCTRL4_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 477
vpcola 0:a1734fe1ec4b 478 /* Build the new value */
vpcola 0:a1734fe1ec4b 479 tempRegValue &= ~PCKTCTRL4_ADDRESS_LEN_MASK;
vpcola 0:a1734fe1ec4b 480 tempRegValue |= ((uint8_t)0x10);
vpcola 0:a1734fe1ec4b 481
vpcola 0:a1734fe1ec4b 482 /* Writes the value on the PCKTCTRL4 register */
vpcola 0:a1734fe1ec4b 483 g_xStatus = SpiritSpiWriteRegisters(PCKTCTRL4_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 484
vpcola 0:a1734fe1ec4b 485 }
vpcola 0:a1734fe1ec4b 486
vpcola 0:a1734fe1ec4b 487
vpcola 0:a1734fe1ec4b 488 /**
vpcola 0:a1734fe1ec4b 489 * @brief Sets the payload length for SPIRIT STack packets. Since the packet length
vpcola 0:a1734fe1ec4b 490 * depends from the address (always 2 for this packet format)
vpcola 0:a1734fe1ec4b 491 * and the control field size, this function reads the control length register
vpcola 0:a1734fe1ec4b 492 * content in order to determine the correct packet length to be written.
vpcola 0:a1734fe1ec4b 493 * @param nPayloadLength payload length in bytes.
vpcola 0:a1734fe1ec4b 494 * This parameter can be any value of uint16_t.
vpcola 0:a1734fe1ec4b 495 * @retval None.
vpcola 0:a1734fe1ec4b 496 */
vpcola 0:a1734fe1ec4b 497 void SpiritPktStackSetPayloadLength(uint16_t nPayloadLength)
vpcola 0:a1734fe1ec4b 498 {
vpcola 0:a1734fe1ec4b 499 uint8_t tempRegValue[2];
vpcola 0:a1734fe1ec4b 500
vpcola 0:a1734fe1ec4b 501 /* Computes the oversize (address + control) size */
vpcola 0:a1734fe1ec4b 502 uint16_t overSize = 2 + (uint16_t) SpiritPktStackGetControlLength();
vpcola 0:a1734fe1ec4b 503
vpcola 0:a1734fe1ec4b 504 /* Computes PCKTLEN0 value from lPayloadLength */
vpcola 0:a1734fe1ec4b 505 tempRegValue[1]=STACK_BUILD_PCKTLEN0(nPayloadLength+overSize);
vpcola 0:a1734fe1ec4b 506 /* Computes PCKTLEN1 value from lPayloadLength */
vpcola 0:a1734fe1ec4b 507 tempRegValue[0]=STACK_BUILD_PCKTLEN1(nPayloadLength+overSize);
vpcola 0:a1734fe1ec4b 508
vpcola 0:a1734fe1ec4b 509 /* Writes the value on the PCKTLENx registers */
vpcola 0:a1734fe1ec4b 510 g_xStatus = SpiritSpiWriteRegisters(PCKTLEN1_BASE, 2, tempRegValue);
vpcola 0:a1734fe1ec4b 511
vpcola 0:a1734fe1ec4b 512 }
vpcola 0:a1734fe1ec4b 513
vpcola 0:a1734fe1ec4b 514
vpcola 0:a1734fe1ec4b 515 /**
vpcola 0:a1734fe1ec4b 516 * @brief Returns the payload length for SPIRIT STack packets. Since the
vpcola 0:a1734fe1ec4b 517 * packet length depends from the address and the control
vpcola 0:a1734fe1ec4b 518 * field size, this function reads the correspondent
vpcola 0:a1734fe1ec4b 519 * registers in order to determine the correct payload length
vpcola 0:a1734fe1ec4b 520 * to be returned.
vpcola 0:a1734fe1ec4b 521 * @param None.
vpcola 0:a1734fe1ec4b 522 * @retval uint16_t Payload length.
vpcola 0:a1734fe1ec4b 523 */
vpcola 0:a1734fe1ec4b 524 uint16_t SpiritPktStackGetPayloadLength(void)
vpcola 0:a1734fe1ec4b 525 {
vpcola 0:a1734fe1ec4b 526 uint8_t tempRegValue[2];
vpcola 0:a1734fe1ec4b 527 /* Computes the oversize (address + control) size */
vpcola 0:a1734fe1ec4b 528 uint16_t overSize = 2 + (uint16_t) SpiritPktStackGetControlLength();
vpcola 0:a1734fe1ec4b 529
vpcola 0:a1734fe1ec4b 530 /* Reads the PCKTLEN1 registers value */
vpcola 0:a1734fe1ec4b 531 g_xStatus = SpiritSpiReadRegisters(PCKTLEN1_BASE, 2, tempRegValue);
vpcola 0:a1734fe1ec4b 532
vpcola 0:a1734fe1ec4b 533 /* Rebuild and return the payload length value */
vpcola 0:a1734fe1ec4b 534 return ((((uint16_t) tempRegValue[1])<<8) + (uint16_t) tempRegValue[0] - overSize);
vpcola 0:a1734fe1ec4b 535
vpcola 0:a1734fe1ec4b 536 }
vpcola 0:a1734fe1ec4b 537
vpcola 0:a1734fe1ec4b 538
vpcola 0:a1734fe1ec4b 539 /**
vpcola 0:a1734fe1ec4b 540 * @brief Computes and sets the variable payload length for SPIRIT STack packets.
vpcola 0:a1734fe1ec4b 541 * @param nMaxPayloadLength payload length in bytes.
vpcola 0:a1734fe1ec4b 542 * This parameter is an uint16_t.
vpcola 0:a1734fe1ec4b 543 * @param xControlLength control length in bytes.
vpcola 0:a1734fe1ec4b 544 * This parameter can be any value of @ref StackControlLength.
vpcola 0:a1734fe1ec4b 545 * @retval None.
vpcola 0:a1734fe1ec4b 546 */
vpcola 0:a1734fe1ec4b 547 void SpiritPktStackSetVarLengthWidth(uint16_t nMaxPayloadLength, StackControlLength xControlLength)
vpcola 0:a1734fe1ec4b 548 {
vpcola 0:a1734fe1ec4b 549 uint8_t tempRegValue,
vpcola 0:a1734fe1ec4b 550 i;
vpcola 0:a1734fe1ec4b 551 uint32_t packetLength;
vpcola 0:a1734fe1ec4b 552
vpcola 0:a1734fe1ec4b 553
vpcola 0:a1734fe1ec4b 554 /* packet length = payload length + address length (2) + control length */
vpcola 0:a1734fe1ec4b 555 packetLength=nMaxPayloadLength+2+xControlLength;
vpcola 0:a1734fe1ec4b 556
vpcola 0:a1734fe1ec4b 557 /* Computes the number of bits */
vpcola 0:a1734fe1ec4b 558 for(i=0;i<16;i++)
vpcola 0:a1734fe1ec4b 559 {
vpcola 0:a1734fe1ec4b 560 if(packetLength == 0)
vpcola 0:a1734fe1ec4b 561 {
vpcola 0:a1734fe1ec4b 562 break;
vpcola 0:a1734fe1ec4b 563 }
vpcola 0:a1734fe1ec4b 564 packetLength >>= 1;
vpcola 0:a1734fe1ec4b 565 }
vpcola 0:a1734fe1ec4b 566 i==0 ? i=1 : i;
vpcola 0:a1734fe1ec4b 567
vpcola 0:a1734fe1ec4b 568 /* Reads the PCKTCTRL3 register value */
vpcola 0:a1734fe1ec4b 569 g_xStatus = SpiritSpiReadRegisters(PCKTCTRL3_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 570
vpcola 0:a1734fe1ec4b 571 /* Build the register value */
vpcola 0:a1734fe1ec4b 572 tempRegValue &= ~PCKTCTRL3_LEN_WID_MASK;
vpcola 0:a1734fe1ec4b 573 tempRegValue |= ((uint8_t)(i-1));
vpcola 0:a1734fe1ec4b 574
vpcola 0:a1734fe1ec4b 575 /* Writes the PCKTCTRL3 register value */
vpcola 0:a1734fe1ec4b 576 g_xStatus = SpiritSpiWriteRegisters(PCKTCTRL3_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 577
vpcola 0:a1734fe1ec4b 578 }
vpcola 0:a1734fe1ec4b 579
vpcola 0:a1734fe1ec4b 580
vpcola 0:a1734fe1ec4b 581 /**
vpcola 0:a1734fe1ec4b 582 * @brief Rx packet source mask. Used to mask the address of the accepted packets. If 0 -> no filtering.
vpcola 0:a1734fe1ec4b 583 * @param cMask Rx source mask.
vpcola 0:a1734fe1ec4b 584 * This parameter is an uint8_t.
vpcola 0:a1734fe1ec4b 585 * @retval None.
vpcola 0:a1734fe1ec4b 586 */
vpcola 0:a1734fe1ec4b 587 void SpiritPktStackSetRxSourceMask(uint8_t cMask)
vpcola 0:a1734fe1ec4b 588 {
vpcola 0:a1734fe1ec4b 589 /* Writes value on the register PCKT_FLT_GOALS_SOURCE_MASK */
vpcola 0:a1734fe1ec4b 590 g_xStatus = SpiritSpiWriteRegisters(PCKT_FLT_GOALS_SOURCE_MASK_BASE, 1, &cMask);
vpcola 0:a1734fe1ec4b 591
vpcola 0:a1734fe1ec4b 592 }
vpcola 0:a1734fe1ec4b 593
vpcola 0:a1734fe1ec4b 594
vpcola 0:a1734fe1ec4b 595 /**
vpcola 0:a1734fe1ec4b 596 * @brief Returns the Rx packet source mask. Used to mask the address of the accepted packets. If 0 -> no filtering.
vpcola 0:a1734fe1ec4b 597 * @param None.
vpcola 0:a1734fe1ec4b 598 * @retval uint8_t Rx source mask.
vpcola 0:a1734fe1ec4b 599 */
vpcola 0:a1734fe1ec4b 600 uint8_t SpiritPktStackGetRxSourceMask(void)
vpcola 0:a1734fe1ec4b 601 {
vpcola 0:a1734fe1ec4b 602 uint8_t tempRegValue;
vpcola 0:a1734fe1ec4b 603
vpcola 0:a1734fe1ec4b 604 /* Writes value on the PCKT_FLT_GOALS_SOURCE_MASK register */
vpcola 0:a1734fe1ec4b 605 g_xStatus = SpiritSpiReadRegisters(PCKT_FLT_GOALS_SOURCE_MASK_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 606
vpcola 0:a1734fe1ec4b 607 /* Return the read value */
vpcola 0:a1734fe1ec4b 608 return tempRegValue;
vpcola 0:a1734fe1ec4b 609
vpcola 0:a1734fe1ec4b 610 }
vpcola 0:a1734fe1ec4b 611
vpcola 0:a1734fe1ec4b 612 /**
vpcola 0:a1734fe1ec4b 613 * @brief Returns the packet length field of the received packet.
vpcola 0:a1734fe1ec4b 614 * @param None.
vpcola 0:a1734fe1ec4b 615 * @retval uint16_t Packet length.
vpcola 0:a1734fe1ec4b 616 */
vpcola 0:a1734fe1ec4b 617 uint16_t SpiritPktStackGetReceivedPktLength(void)
vpcola 0:a1734fe1ec4b 618 {
vpcola 0:a1734fe1ec4b 619 uint8_t tempRegValue[2];
vpcola 0:a1734fe1ec4b 620 uint16_t tempLength;
vpcola 0:a1734fe1ec4b 621
vpcola 0:a1734fe1ec4b 622 /* Reads the RX_PCKT_LENx registers value */
vpcola 0:a1734fe1ec4b 623 g_xStatus = SpiritSpiReadRegisters(RX_PCKT_LEN1_BASE, 2, tempRegValue);
vpcola 0:a1734fe1ec4b 624
vpcola 0:a1734fe1ec4b 625 /* Rebuild and return the the length field */
vpcola 0:a1734fe1ec4b 626 tempLength = ((((uint16_t) tempRegValue[0]) << 8) + (uint16_t) tempRegValue[1]);
vpcola 0:a1734fe1ec4b 627
vpcola 0:a1734fe1ec4b 628 /* Computes the oversize (address + control) size */
vpcola 0:a1734fe1ec4b 629 tempLength -= 2 + (uint16_t) SpiritPktStackGetControlLength();
vpcola 0:a1734fe1ec4b 630
vpcola 0:a1734fe1ec4b 631 return tempLength;
vpcola 0:a1734fe1ec4b 632
vpcola 0:a1734fe1ec4b 633 }
vpcola 0:a1734fe1ec4b 634
vpcola 0:a1734fe1ec4b 635
vpcola 0:a1734fe1ec4b 636 /**
vpcola 0:a1734fe1ec4b 637 * @brief If enabled RX packet is accepted only if the masked source address field matches the
vpcola 0:a1734fe1ec4b 638 * masked source address field reference (SOURCE_MASK & SOURCE_FIELD_REF == SOURCE_MASK & RX_SOURCE_FIELD).
vpcola 0:a1734fe1ec4b 639 * @param xNewState new state for Source address filtering enable bit.
vpcola 0:a1734fe1ec4b 640 * This parameter can be S_ENABLE or S_DISABLE.
vpcola 0:a1734fe1ec4b 641 * @retval None.
vpcola 0:a1734fe1ec4b 642 * @note This filtering control is enabled by default but the source address mask is by default set to 0.
vpcola 0:a1734fe1ec4b 643 * As a matter of fact the user has to enable the source filtering bit after the packet initialization
vpcola 0:a1734fe1ec4b 644 * because the PktInit routine disables it.
vpcola 0:a1734fe1ec4b 645 */
vpcola 0:a1734fe1ec4b 646 void SpiritPktStackFilterOnSourceAddress(SpiritFunctionalState xNewState)
vpcola 0:a1734fe1ec4b 647 {
vpcola 0:a1734fe1ec4b 648 uint8_t tempRegValue;
vpcola 0:a1734fe1ec4b 649
vpcola 0:a1734fe1ec4b 650 /* Check the parameters */
vpcola 0:a1734fe1ec4b 651 s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(xNewState));
vpcola 0:a1734fe1ec4b 652
vpcola 0:a1734fe1ec4b 653
vpcola 0:a1734fe1ec4b 654 /* Modify the register value: set or reset the source bit filtering */
vpcola 0:a1734fe1ec4b 655 g_xStatus = SpiritSpiReadRegisters(PCKT_FLT_OPTIONS_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 656
vpcola 0:a1734fe1ec4b 657 /* Set or reset the SOURCE ADDRESS filtering enabling bit */
vpcola 0:a1734fe1ec4b 658 if(xNewState == S_ENABLE)
vpcola 0:a1734fe1ec4b 659 {
vpcola 0:a1734fe1ec4b 660 tempRegValue |= PCKT_FLT_OPTIONS_SOURCE_FILTERING_MASK;
vpcola 0:a1734fe1ec4b 661 }
vpcola 0:a1734fe1ec4b 662 else
vpcola 0:a1734fe1ec4b 663 {
vpcola 0:a1734fe1ec4b 664 tempRegValue &= ~PCKT_FLT_OPTIONS_SOURCE_FILTERING_MASK;
vpcola 0:a1734fe1ec4b 665 }
vpcola 0:a1734fe1ec4b 666
vpcola 0:a1734fe1ec4b 667 /* Writes the new value on the PCKT_FLT_OPTIONS register */
vpcola 0:a1734fe1ec4b 668 g_xStatus = SpiritSpiWriteRegisters(PCKT_FLT_OPTIONS_BASE, 1, &tempRegValue);
vpcola 0:a1734fe1ec4b 669
vpcola 0:a1734fe1ec4b 670 }
vpcola 0:a1734fe1ec4b 671
vpcola 0:a1734fe1ec4b 672 /**
vpcola 0:a1734fe1ec4b 673 *@}
vpcola 0:a1734fe1ec4b 674 */
vpcola 0:a1734fe1ec4b 675
vpcola 0:a1734fe1ec4b 676 /**
vpcola 0:a1734fe1ec4b 677 *@}
vpcola 0:a1734fe1ec4b 678 */
vpcola 0:a1734fe1ec4b 679
vpcola 0:a1734fe1ec4b 680
vpcola 0:a1734fe1ec4b 681 /**
vpcola 0:a1734fe1ec4b 682 *@}
vpcola 0:a1734fe1ec4b 683 */
vpcola 0:a1734fe1ec4b 684
vpcola 0:a1734fe1ec4b 685
vpcola 0:a1734fe1ec4b 686
vpcola 0:a1734fe1ec4b 687 /******************* (C) COPYRIGHT 2015 STMicroelectronics *****END OF FILE****/