HelloWorld_IDS01A4 mbed application for Spirit1 P2P demo.
Dependencies: mbed
Fork of HelloWorld_IDS01A5_Program by
mbed 2.0 (a.k.a classic) HelloWorld example for Spirit1 to transfer data from one node to another.
To send the predefined data packet from the sender to the receiver, user needs to press User Button on the board. The LED on the receiver expansion board will toggle on reception of data successfully.
Data packets sent and received can be seen on USB serial terminal.
EVALUATION BOARDS RF FREQUENCY DESCRIPTION :
X-NUCLEO-IDS01A4 868 MHz 868 MHz RF expansion board based on SPIRIT1
X_NUCLEO_IDS01A5/Components/stm-spirit1-rf-driver/libs/spirit1/SPIRIT1_Library/Src/SPIRIT_Irq.c@0:2ddc0583bcec, 2017-05-25 (annotated)
- Committer:
- rosarium
- Date:
- Thu May 25 16:38:55 2017 +0000
- Revision:
- 0:2ddc0583bcec
First draft version of HelloWorld_IDS01A5
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| rosarium | 0:2ddc0583bcec | 1 | /** |
| rosarium | 0:2ddc0583bcec | 2 | ****************************************************************************** |
| rosarium | 0:2ddc0583bcec | 3 | * @file SPIRIT_Irq.c |
| rosarium | 0:2ddc0583bcec | 4 | * @author VMA division - AMS |
| rosarium | 0:2ddc0583bcec | 5 | * @version 3.2.2 |
| rosarium | 0:2ddc0583bcec | 6 | * @date 08-July-2015 |
| rosarium | 0:2ddc0583bcec | 7 | * @brief Configuration and management of SPIRIT IRQs. |
| rosarium | 0:2ddc0583bcec | 8 | * @details |
| rosarium | 0:2ddc0583bcec | 9 | * |
| rosarium | 0:2ddc0583bcec | 10 | * @attention |
| rosarium | 0:2ddc0583bcec | 11 | * |
| rosarium | 0:2ddc0583bcec | 12 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
| rosarium | 0:2ddc0583bcec | 13 | * |
| rosarium | 0:2ddc0583bcec | 14 | * Redistribution and use in source and binary forms, with or without modification, |
| rosarium | 0:2ddc0583bcec | 15 | * are permitted provided that the following conditions are met: |
| rosarium | 0:2ddc0583bcec | 16 | * 1. Redistributions of source code must retain the above copyright notice, |
| rosarium | 0:2ddc0583bcec | 17 | * this list of conditions and the following disclaimer. |
| rosarium | 0:2ddc0583bcec | 18 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| rosarium | 0:2ddc0583bcec | 19 | * this list of conditions and the following disclaimer in the documentation |
| rosarium | 0:2ddc0583bcec | 20 | * and/or other materials provided with the distribution. |
| rosarium | 0:2ddc0583bcec | 21 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
| rosarium | 0:2ddc0583bcec | 22 | * may be used to endorse or promote products derived from this software |
| rosarium | 0:2ddc0583bcec | 23 | * without specific prior written permission. |
| rosarium | 0:2ddc0583bcec | 24 | * |
| rosarium | 0:2ddc0583bcec | 25 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| rosarium | 0:2ddc0583bcec | 26 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| rosarium | 0:2ddc0583bcec | 27 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| rosarium | 0:2ddc0583bcec | 28 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| rosarium | 0:2ddc0583bcec | 29 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| rosarium | 0:2ddc0583bcec | 30 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| rosarium | 0:2ddc0583bcec | 31 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| rosarium | 0:2ddc0583bcec | 32 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| rosarium | 0:2ddc0583bcec | 33 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| rosarium | 0:2ddc0583bcec | 34 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| rosarium | 0:2ddc0583bcec | 35 | * |
| rosarium | 0:2ddc0583bcec | 36 | ****************************************************************************** |
| rosarium | 0:2ddc0583bcec | 37 | */ |
| rosarium | 0:2ddc0583bcec | 38 | |
| rosarium | 0:2ddc0583bcec | 39 | /* Includes ------------------------------------------------------------------*/ |
| rosarium | 0:2ddc0583bcec | 40 | #include "SPIRIT_Irq.h" |
| rosarium | 0:2ddc0583bcec | 41 | #include "MCU_Interface.h" |
| rosarium | 0:2ddc0583bcec | 42 | |
| rosarium | 0:2ddc0583bcec | 43 | |
| rosarium | 0:2ddc0583bcec | 44 | |
| rosarium | 0:2ddc0583bcec | 45 | /** |
| rosarium | 0:2ddc0583bcec | 46 | * @addtogroup SPIRIT_Libraries |
| rosarium | 0:2ddc0583bcec | 47 | * @{ |
| rosarium | 0:2ddc0583bcec | 48 | */ |
| rosarium | 0:2ddc0583bcec | 49 | |
| rosarium | 0:2ddc0583bcec | 50 | |
| rosarium | 0:2ddc0583bcec | 51 | /** |
| rosarium | 0:2ddc0583bcec | 52 | * @addtogroup SPIRIT_Irq |
| rosarium | 0:2ddc0583bcec | 53 | * @{ |
| rosarium | 0:2ddc0583bcec | 54 | */ |
| rosarium | 0:2ddc0583bcec | 55 | |
| rosarium | 0:2ddc0583bcec | 56 | |
| rosarium | 0:2ddc0583bcec | 57 | /** |
| rosarium | 0:2ddc0583bcec | 58 | * @defgroup Irq_Private_TypesDefinitions IRQ Private Types Definitions |
| rosarium | 0:2ddc0583bcec | 59 | * @{ |
| rosarium | 0:2ddc0583bcec | 60 | */ |
| rosarium | 0:2ddc0583bcec | 61 | |
| rosarium | 0:2ddc0583bcec | 62 | /** |
| rosarium | 0:2ddc0583bcec | 63 | *@} |
| rosarium | 0:2ddc0583bcec | 64 | */ |
| rosarium | 0:2ddc0583bcec | 65 | |
| rosarium | 0:2ddc0583bcec | 66 | |
| rosarium | 0:2ddc0583bcec | 67 | /** |
| rosarium | 0:2ddc0583bcec | 68 | * @defgroup Irq_Private_Defines IRQ Private Defines |
| rosarium | 0:2ddc0583bcec | 69 | * @{ |
| rosarium | 0:2ddc0583bcec | 70 | */ |
| rosarium | 0:2ddc0583bcec | 71 | |
| rosarium | 0:2ddc0583bcec | 72 | /** |
| rosarium | 0:2ddc0583bcec | 73 | *@} |
| rosarium | 0:2ddc0583bcec | 74 | */ |
| rosarium | 0:2ddc0583bcec | 75 | |
| rosarium | 0:2ddc0583bcec | 76 | |
| rosarium | 0:2ddc0583bcec | 77 | /** |
| rosarium | 0:2ddc0583bcec | 78 | * @defgroup Irq_Private_Macros IRQ Private Macros |
| rosarium | 0:2ddc0583bcec | 79 | * @{ |
| rosarium | 0:2ddc0583bcec | 80 | */ |
| rosarium | 0:2ddc0583bcec | 81 | |
| rosarium | 0:2ddc0583bcec | 82 | /** |
| rosarium | 0:2ddc0583bcec | 83 | *@} |
| rosarium | 0:2ddc0583bcec | 84 | */ |
| rosarium | 0:2ddc0583bcec | 85 | |
| rosarium | 0:2ddc0583bcec | 86 | |
| rosarium | 0:2ddc0583bcec | 87 | /** |
| rosarium | 0:2ddc0583bcec | 88 | * @defgroup Irq_Private_Variables IRQ Private Variables |
| rosarium | 0:2ddc0583bcec | 89 | * @{ |
| rosarium | 0:2ddc0583bcec | 90 | */ |
| rosarium | 0:2ddc0583bcec | 91 | |
| rosarium | 0:2ddc0583bcec | 92 | |
| rosarium | 0:2ddc0583bcec | 93 | /** |
| rosarium | 0:2ddc0583bcec | 94 | *@} |
| rosarium | 0:2ddc0583bcec | 95 | */ |
| rosarium | 0:2ddc0583bcec | 96 | |
| rosarium | 0:2ddc0583bcec | 97 | |
| rosarium | 0:2ddc0583bcec | 98 | /** |
| rosarium | 0:2ddc0583bcec | 99 | * @defgroup Irq_Private_FunctionPrototypes IRQ Private Function Prototypes |
| rosarium | 0:2ddc0583bcec | 100 | * @{ |
| rosarium | 0:2ddc0583bcec | 101 | */ |
| rosarium | 0:2ddc0583bcec | 102 | |
| rosarium | 0:2ddc0583bcec | 103 | /** |
| rosarium | 0:2ddc0583bcec | 104 | *@} |
| rosarium | 0:2ddc0583bcec | 105 | */ |
| rosarium | 0:2ddc0583bcec | 106 | |
| rosarium | 0:2ddc0583bcec | 107 | |
| rosarium | 0:2ddc0583bcec | 108 | /** |
| rosarium | 0:2ddc0583bcec | 109 | * @defgroup Irq_Private_Functions IRQ Private Functions |
| rosarium | 0:2ddc0583bcec | 110 | * @{ |
| rosarium | 0:2ddc0583bcec | 111 | */ |
| rosarium | 0:2ddc0583bcec | 112 | |
| rosarium | 0:2ddc0583bcec | 113 | |
| rosarium | 0:2ddc0583bcec | 114 | /** |
| rosarium | 0:2ddc0583bcec | 115 | * @brief De initializate the SpiritIrqs structure setting all the bitfield to 0. |
| rosarium | 0:2ddc0583bcec | 116 | * Moreover, it sets the IRQ mask registers to 0x00000000, disabling all IRQs. |
| rosarium | 0:2ddc0583bcec | 117 | * @param pxIrqInit pointer to a variable of type @ref SpiritIrqs, in which all the |
| rosarium | 0:2ddc0583bcec | 118 | * bitfields will be settled to zero. |
| rosarium | 0:2ddc0583bcec | 119 | * @retval None. |
| rosarium | 0:2ddc0583bcec | 120 | */ |
| rosarium | 0:2ddc0583bcec | 121 | void SpiritIrqDeInit(SpiritIrqs* pxIrqInit) |
| rosarium | 0:2ddc0583bcec | 122 | { |
| rosarium | 0:2ddc0583bcec | 123 | uint8_t tempRegValue[4]={0x00,0x00,0x00,0x00}; |
| rosarium | 0:2ddc0583bcec | 124 | |
| rosarium | 0:2ddc0583bcec | 125 | if(pxIrqInit!=NULL) |
| rosarium | 0:2ddc0583bcec | 126 | { |
| rosarium | 0:2ddc0583bcec | 127 | /* Sets the bitfields of passed structure to one */ |
| rosarium | 0:2ddc0583bcec | 128 | *(uint32_t*)pxIrqInit = 0x0; |
| rosarium | 0:2ddc0583bcec | 129 | } |
| rosarium | 0:2ddc0583bcec | 130 | |
| rosarium | 0:2ddc0583bcec | 131 | /* Writes the IRQ_MASK registers */ |
| rosarium | 0:2ddc0583bcec | 132 | g_xStatus = SpiritSpiWriteRegisters(IRQ_MASK3_BASE, 4, tempRegValue); |
| rosarium | 0:2ddc0583bcec | 133 | } |
| rosarium | 0:2ddc0583bcec | 134 | |
| rosarium | 0:2ddc0583bcec | 135 | |
| rosarium | 0:2ddc0583bcec | 136 | /** |
| rosarium | 0:2ddc0583bcec | 137 | * @brief Enables all the IRQs according to the user defined pxIrqInit structure. |
| rosarium | 0:2ddc0583bcec | 138 | * @param pxIrqInit pointer to a variable of type @ref SpiritIrqs, through which the |
| rosarium | 0:2ddc0583bcec | 139 | * user enable specific IRQs. This parameter is a pointer to a SpiritIrqs. |
| rosarium | 0:2ddc0583bcec | 140 | * For example suppose to enable only the two IRQ Low Battery Level and Tx Data Sent: |
| rosarium | 0:2ddc0583bcec | 141 | * @code |
| rosarium | 0:2ddc0583bcec | 142 | * SpiritIrqs myIrqInit = {0}; |
| rosarium | 0:2ddc0583bcec | 143 | * myIrqInit.IRQ_LOW_BATT_LVL = 1; |
| rosarium | 0:2ddc0583bcec | 144 | * myIrqInit.IRQ_TX_DATA_SENT = 1; |
| rosarium | 0:2ddc0583bcec | 145 | * SpiritIrqInit(&myIrqInit); |
| rosarium | 0:2ddc0583bcec | 146 | * @endcode |
| rosarium | 0:2ddc0583bcec | 147 | * @retval None. |
| rosarium | 0:2ddc0583bcec | 148 | */ |
| rosarium | 0:2ddc0583bcec | 149 | void SpiritIrqInit(SpiritIrqs* pxIrqInit) |
| rosarium | 0:2ddc0583bcec | 150 | { |
| rosarium | 0:2ddc0583bcec | 151 | /* Writes the IRQ_MASK registers */ |
| rosarium | 0:2ddc0583bcec | 152 | g_xStatus = SpiritSpiWriteRegisters(IRQ_MASK3_BASE, 4, (uint8_t*)pxIrqInit); |
| rosarium | 0:2ddc0583bcec | 153 | |
| rosarium | 0:2ddc0583bcec | 154 | } |
| rosarium | 0:2ddc0583bcec | 155 | |
| rosarium | 0:2ddc0583bcec | 156 | |
| rosarium | 0:2ddc0583bcec | 157 | /** |
| rosarium | 0:2ddc0583bcec | 158 | * @brief Enables or disables a specific IRQ. |
| rosarium | 0:2ddc0583bcec | 159 | * @param xIrq IRQ to enable or disable. |
| rosarium | 0:2ddc0583bcec | 160 | * This parameter can be any value of @ref IrqList. |
| rosarium | 0:2ddc0583bcec | 161 | * @param xNewState new state for the IRQ. |
| rosarium | 0:2ddc0583bcec | 162 | * This parameter can be: S_ENABLE or S_DISABLE. |
| rosarium | 0:2ddc0583bcec | 163 | * @retval None. |
| rosarium | 0:2ddc0583bcec | 164 | */ |
| rosarium | 0:2ddc0583bcec | 165 | void SpiritIrq(IrqList xIrq, SpiritFunctionalState xNewState) |
| rosarium | 0:2ddc0583bcec | 166 | { |
| rosarium | 0:2ddc0583bcec | 167 | uint8_t tempRegValue[4]; |
| rosarium | 0:2ddc0583bcec | 168 | uint32_t tempValue = 0; |
| rosarium | 0:2ddc0583bcec | 169 | |
| rosarium | 0:2ddc0583bcec | 170 | /* Check the parameters */ |
| rosarium | 0:2ddc0583bcec | 171 | s_assert_param(IS_SPIRIT_IRQ_LIST(xIrq)); |
| rosarium | 0:2ddc0583bcec | 172 | s_assert_param(IS_SPIRIT_FUNCTIONAL_STATE(xNewState)); |
| rosarium | 0:2ddc0583bcec | 173 | |
| rosarium | 0:2ddc0583bcec | 174 | /* Reads the IRQ_MASK registers */ |
| rosarium | 0:2ddc0583bcec | 175 | g_xStatus = SpiritSpiReadRegisters(IRQ_MASK3_BASE, 4, tempRegValue); |
| rosarium | 0:2ddc0583bcec | 176 | |
| rosarium | 0:2ddc0583bcec | 177 | /* Build the IRQ mask word */ |
| rosarium | 0:2ddc0583bcec | 178 | for(uint8_t i=0; i<4; i++) |
| rosarium | 0:2ddc0583bcec | 179 | { |
| rosarium | 0:2ddc0583bcec | 180 | tempValue += ((uint32_t)tempRegValue[i])<<(8*(3-i)); |
| rosarium | 0:2ddc0583bcec | 181 | } |
| rosarium | 0:2ddc0583bcec | 182 | |
| rosarium | 0:2ddc0583bcec | 183 | /* Rebuild the new mask according to user request */ |
| rosarium | 0:2ddc0583bcec | 184 | if(xNewState == S_DISABLE) |
| rosarium | 0:2ddc0583bcec | 185 | { |
| rosarium | 0:2ddc0583bcec | 186 | tempValue &= (~xIrq); |
| rosarium | 0:2ddc0583bcec | 187 | } |
| rosarium | 0:2ddc0583bcec | 188 | else |
| rosarium | 0:2ddc0583bcec | 189 | { |
| rosarium | 0:2ddc0583bcec | 190 | tempValue |= (xIrq); |
| rosarium | 0:2ddc0583bcec | 191 | } |
| rosarium | 0:2ddc0583bcec | 192 | |
| rosarium | 0:2ddc0583bcec | 193 | /* Build the array of bytes to write in the IRQ_MASK registers */ |
| rosarium | 0:2ddc0583bcec | 194 | for(uint8_t j=0; j<4; j++) |
| rosarium | 0:2ddc0583bcec | 195 | { |
| rosarium | 0:2ddc0583bcec | 196 | tempRegValue[j] = (uint8_t)(tempValue>>(8*(3-j))); |
| rosarium | 0:2ddc0583bcec | 197 | } |
| rosarium | 0:2ddc0583bcec | 198 | |
| rosarium | 0:2ddc0583bcec | 199 | /* Writes the new IRQ mask in the corresponding registers */ |
| rosarium | 0:2ddc0583bcec | 200 | g_xStatus = SpiritSpiWriteRegisters(IRQ_MASK3_BASE, 4, tempRegValue); |
| rosarium | 0:2ddc0583bcec | 201 | |
| rosarium | 0:2ddc0583bcec | 202 | } |
| rosarium | 0:2ddc0583bcec | 203 | |
| rosarium | 0:2ddc0583bcec | 204 | |
| rosarium | 0:2ddc0583bcec | 205 | /** |
| rosarium | 0:2ddc0583bcec | 206 | * @brief Fills a pointer to a structure of SpiritIrqs type reading the IRQ_MASK registers. |
| rosarium | 0:2ddc0583bcec | 207 | * @param pxIrqMask pointer to a variable of type @ref SpiritIrqs, through which the |
| rosarium | 0:2ddc0583bcec | 208 | * user can read which IRQs are enabled. All the bitfields equals to zero correspond |
| rosarium | 0:2ddc0583bcec | 209 | * to enabled IRQs, while all the bitfields equals to one correspond to disabled IRQs. |
| rosarium | 0:2ddc0583bcec | 210 | * This parameter is a pointer to a SpiritIrqs. |
| rosarium | 0:2ddc0583bcec | 211 | * For example suppose that the Power On Reset and RX Data ready are the only enabled IRQs. |
| rosarium | 0:2ddc0583bcec | 212 | * @code |
| rosarium | 0:2ddc0583bcec | 213 | * SpiritIrqs myIrqMask; |
| rosarium | 0:2ddc0583bcec | 214 | * SpiritIrqGetStatus(&myIrqMask); |
| rosarium | 0:2ddc0583bcec | 215 | * @endcode |
| rosarium | 0:2ddc0583bcec | 216 | * Then |
| rosarium | 0:2ddc0583bcec | 217 | * myIrqMask.IRQ_POR and myIrqMask.IRQ_RX_DATA_READY are equal to 0 |
| rosarium | 0:2ddc0583bcec | 218 | * while all the other bitfields are equal to one. |
| rosarium | 0:2ddc0583bcec | 219 | * @retval None. |
| rosarium | 0:2ddc0583bcec | 220 | */ |
| rosarium | 0:2ddc0583bcec | 221 | void SpiritIrqGetMask(SpiritIrqs* pxIrqMask) |
| rosarium | 0:2ddc0583bcec | 222 | { |
| rosarium | 0:2ddc0583bcec | 223 | /* Reads IRQ_MASK registers */ |
| rosarium | 0:2ddc0583bcec | 224 | g_xStatus = SpiritSpiReadRegisters(IRQ_MASK3_BASE, 4, (uint8_t*)pxIrqMask); |
| rosarium | 0:2ddc0583bcec | 225 | } |
| rosarium | 0:2ddc0583bcec | 226 | |
| rosarium | 0:2ddc0583bcec | 227 | |
| rosarium | 0:2ddc0583bcec | 228 | /** |
| rosarium | 0:2ddc0583bcec | 229 | * @brief Filla a pointer to a structure of SpiritIrqs type reading the IRQ_STATUS registers. |
| rosarium | 0:2ddc0583bcec | 230 | * @param pxIrqStatus pointer to a variable of type @ref SpiritIrqs, through which the |
| rosarium | 0:2ddc0583bcec | 231 | * user can read the status of all the IRQs. All the bitfields equals to one correspond |
| rosarium | 0:2ddc0583bcec | 232 | * to the raised interrupts. This parameter is a pointer to a SpiritIrqs. |
| rosarium | 0:2ddc0583bcec | 233 | * For example suppose that the XO settling timeout is raised as well as the Sync word |
| rosarium | 0:2ddc0583bcec | 234 | * detection. |
| rosarium | 0:2ddc0583bcec | 235 | * @code |
| rosarium | 0:2ddc0583bcec | 236 | * SpiritIrqs myIrqStatus; |
| rosarium | 0:2ddc0583bcec | 237 | * SpiritIrqGetStatus(&myIrqStatus); |
| rosarium | 0:2ddc0583bcec | 238 | * @endcode |
| rosarium | 0:2ddc0583bcec | 239 | * Then |
| rosarium | 0:2ddc0583bcec | 240 | * myIrqStatus.IRQ_XO_COUNT_EXPIRED and myIrqStatus.IRQ_VALID_SYNC are equals to 1 |
| rosarium | 0:2ddc0583bcec | 241 | * while all the other bitfields are equals to zero. |
| rosarium | 0:2ddc0583bcec | 242 | * @retval None. |
| rosarium | 0:2ddc0583bcec | 243 | */ |
| rosarium | 0:2ddc0583bcec | 244 | void SpiritIrqGetStatus(SpiritIrqs* pxIrqStatus) |
| rosarium | 0:2ddc0583bcec | 245 | { |
| rosarium | 0:2ddc0583bcec | 246 | /* Reads IRQ_STATUS registers */ |
| rosarium | 0:2ddc0583bcec | 247 | g_xStatus = SpiritSpiReadRegisters(IRQ_STATUS3_BASE, 4, (uint8_t*)pxIrqStatus); |
| rosarium | 0:2ddc0583bcec | 248 | } |
| rosarium | 0:2ddc0583bcec | 249 | |
| rosarium | 0:2ddc0583bcec | 250 | |
| rosarium | 0:2ddc0583bcec | 251 | /** |
| rosarium | 0:2ddc0583bcec | 252 | * @brief Clear the IRQ status registers. |
| rosarium | 0:2ddc0583bcec | 253 | * @param None. |
| rosarium | 0:2ddc0583bcec | 254 | * @retval None. |
| rosarium | 0:2ddc0583bcec | 255 | */ |
| rosarium | 0:2ddc0583bcec | 256 | void SpiritIrqClearStatus(void) |
| rosarium | 0:2ddc0583bcec | 257 | { |
| rosarium | 0:2ddc0583bcec | 258 | uint8_t tempRegValue[4]; |
| rosarium | 0:2ddc0583bcec | 259 | |
| rosarium | 0:2ddc0583bcec | 260 | /* Reads the IRQ_STATUS registers clearing all the flags */ |
| rosarium | 0:2ddc0583bcec | 261 | g_xStatus = SpiritSpiReadRegisters(IRQ_STATUS3_BASE, 4, tempRegValue); |
| rosarium | 0:2ddc0583bcec | 262 | |
| rosarium | 0:2ddc0583bcec | 263 | } |
| rosarium | 0:2ddc0583bcec | 264 | |
| rosarium | 0:2ddc0583bcec | 265 | |
| rosarium | 0:2ddc0583bcec | 266 | /** |
| rosarium | 0:2ddc0583bcec | 267 | * @brief Verifies if a specific IRQ has been generated. |
| rosarium | 0:2ddc0583bcec | 268 | * The call resets all the IRQ status, so it can't be used in case of multiple raising interrupts. |
| rosarium | 0:2ddc0583bcec | 269 | * @param xFlag IRQ flag to be checked. |
| rosarium | 0:2ddc0583bcec | 270 | * This parameter can be any value of @ref IrqList. |
| rosarium | 0:2ddc0583bcec | 271 | * @retval SpiritBool S_TRUE or S_FALSE. |
| rosarium | 0:2ddc0583bcec | 272 | */ |
| rosarium | 0:2ddc0583bcec | 273 | SpiritBool SpiritIrqCheckFlag(IrqList xFlag) |
| rosarium | 0:2ddc0583bcec | 274 | { |
| rosarium | 0:2ddc0583bcec | 275 | uint8_t tempRegValue[4]; |
| rosarium | 0:2ddc0583bcec | 276 | uint32_t tempValue = 0; |
| rosarium | 0:2ddc0583bcec | 277 | SpiritBool flag; |
| rosarium | 0:2ddc0583bcec | 278 | |
| rosarium | 0:2ddc0583bcec | 279 | /* Check the parameters */ |
| rosarium | 0:2ddc0583bcec | 280 | s_assert_param(IS_SPIRIT_IRQ_LIST(xFlag)); |
| rosarium | 0:2ddc0583bcec | 281 | |
| rosarium | 0:2ddc0583bcec | 282 | /* Reads registers and build the status word */ |
| rosarium | 0:2ddc0583bcec | 283 | g_xStatus = SpiritSpiReadRegisters(IRQ_STATUS3_BASE, 4, tempRegValue); |
| rosarium | 0:2ddc0583bcec | 284 | for(uint8_t i=0; i<4; i++) |
| rosarium | 0:2ddc0583bcec | 285 | { |
| rosarium | 0:2ddc0583bcec | 286 | tempValue += ((uint32_t)tempRegValue[i])<<(8*(3-i)); |
| rosarium | 0:2ddc0583bcec | 287 | } |
| rosarium | 0:2ddc0583bcec | 288 | |
| rosarium | 0:2ddc0583bcec | 289 | if(tempValue & xFlag) |
| rosarium | 0:2ddc0583bcec | 290 | { |
| rosarium | 0:2ddc0583bcec | 291 | flag = S_TRUE; |
| rosarium | 0:2ddc0583bcec | 292 | } |
| rosarium | 0:2ddc0583bcec | 293 | else |
| rosarium | 0:2ddc0583bcec | 294 | { |
| rosarium | 0:2ddc0583bcec | 295 | flag = S_FALSE; |
| rosarium | 0:2ddc0583bcec | 296 | } |
| rosarium | 0:2ddc0583bcec | 297 | |
| rosarium | 0:2ddc0583bcec | 298 | return flag; |
| rosarium | 0:2ddc0583bcec | 299 | |
| rosarium | 0:2ddc0583bcec | 300 | } |
| rosarium | 0:2ddc0583bcec | 301 | |
| rosarium | 0:2ddc0583bcec | 302 | |
| rosarium | 0:2ddc0583bcec | 303 | /** |
| rosarium | 0:2ddc0583bcec | 304 | *@} |
| rosarium | 0:2ddc0583bcec | 305 | */ |
| rosarium | 0:2ddc0583bcec | 306 | |
| rosarium | 0:2ddc0583bcec | 307 | |
| rosarium | 0:2ddc0583bcec | 308 | /** |
| rosarium | 0:2ddc0583bcec | 309 | *@} |
| rosarium | 0:2ddc0583bcec | 310 | */ |
| rosarium | 0:2ddc0583bcec | 311 | |
| rosarium | 0:2ddc0583bcec | 312 | |
| rosarium | 0:2ddc0583bcec | 313 | /** |
| rosarium | 0:2ddc0583bcec | 314 | *@} |
| rosarium | 0:2ddc0583bcec | 315 | */ |
| rosarium | 0:2ddc0583bcec | 316 | |
| rosarium | 0:2ddc0583bcec | 317 | |
| rosarium | 0:2ddc0583bcec | 318 | |
| rosarium | 0:2ddc0583bcec | 319 | |
| rosarium | 0:2ddc0583bcec | 320 | /******************* (C) COPYRIGHT 2015 STMicroelectronics *****END OF FILE****/ |

X-NUCLEO-IDS01A4 Sub-1GHz RF Expansion Board