Lorenzo Invidia / target_st_bluenrg

Fork of ble-x-nucleo-idb0xa1 with changes required by BleStarMbed

Dependents:   ble-star-mbed

source/platform/stm32_bluenrg_ble.cpp@0:ac0b0725c6fa, 2018-02-20 (annotated)

Committer:
lorevee
Date:
Tue Feb 20 11:07:16 2018 +0000
Revision:
0:ac0b0725c6fa
Initial commit

Who changed what in which revision?

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lorevee 0:ac0b0725c6fa 1 /**
lorevee 0:ac0b0725c6fa 2 ******************************************************************************
lorevee 0:ac0b0725c6fa 3 * @file stm32_bluenrg_ble.cpp
lorevee 0:ac0b0725c6fa 4 * @author CL
lorevee 0:ac0b0725c6fa 5 * @version V1.0.0
lorevee 0:ac0b0725c6fa 6 * @date 15-June-2015
lorevee 0:ac0b0725c6fa 7 * @brief
lorevee 0:ac0b0725c6fa 8 ******************************************************************************
lorevee 0:ac0b0725c6fa 9 * @attention
lorevee 0:ac0b0725c6fa 10 *
lorevee 0:ac0b0725c6fa 11 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
lorevee 0:ac0b0725c6fa 12 *
lorevee 0:ac0b0725c6fa 13 * Redistribution and use in source and binary forms, with or without modification,
lorevee 0:ac0b0725c6fa 14 * are permitted provided that the following conditions are met:
lorevee 0:ac0b0725c6fa 15 * 1. Redistributions of source code must retain the above copyright notice,
lorevee 0:ac0b0725c6fa 16 * this list of conditions and the following disclaimer.
lorevee 0:ac0b0725c6fa 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
lorevee 0:ac0b0725c6fa 18 * this list of conditions and the following disclaimer in the documentation
lorevee 0:ac0b0725c6fa 19 * and/or other materials provided with the distribution.
lorevee 0:ac0b0725c6fa 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
lorevee 0:ac0b0725c6fa 21 * may be used to endorse or promote products derived from this software
lorevee 0:ac0b0725c6fa 22 * without specific prior written permission.
lorevee 0:ac0b0725c6fa 23 *
lorevee 0:ac0b0725c6fa 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
lorevee 0:ac0b0725c6fa 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
lorevee 0:ac0b0725c6fa 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
lorevee 0:ac0b0725c6fa 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
lorevee 0:ac0b0725c6fa 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
lorevee 0:ac0b0725c6fa 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
lorevee 0:ac0b0725c6fa 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
lorevee 0:ac0b0725c6fa 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
lorevee 0:ac0b0725c6fa 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
lorevee 0:ac0b0725c6fa 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
lorevee 0:ac0b0725c6fa 34 *
lorevee 0:ac0b0725c6fa 35 ******************************************************************************
lorevee 0:ac0b0725c6fa 36 */
lorevee 0:ac0b0725c6fa 37
lorevee 0:ac0b0725c6fa 38 /* Includes ------------------------------------------------------------------*/
lorevee 0:ac0b0725c6fa 39 #include "BlueNRGGap.h"
lorevee 0:ac0b0725c6fa 40 #include "BlueNRGDevice.h"
lorevee 0:ac0b0725c6fa 41 #include "btle.h"
lorevee 0:ac0b0725c6fa 42
lorevee 0:ac0b0725c6fa 43 // FIXME: find a better way to get the instance of the BlueNRG device
lorevee 0:ac0b0725c6fa 44 extern BlueNRGDevice bluenrgDeviceInstance;
lorevee 0:ac0b0725c6fa 45
lorevee 0:ac0b0725c6fa 46
lorevee 0:ac0b0725c6fa 47 ////////////////////////////////////////
lorevee 0:ac0b0725c6fa 48 // Start of C function wrappers
lorevee 0:ac0b0725c6fa 49 #ifdef __cplusplus
lorevee 0:ac0b0725c6fa 50 extern "C" {
lorevee 0:ac0b0725c6fa 51 #endif
lorevee 0:ac0b0725c6fa 52
lorevee 0:ac0b0725c6fa 53 #include "stm32_bluenrg_ble.h"
lorevee 0:ac0b0725c6fa 54 #include "ble_debug.h"
lorevee 0:ac0b0725c6fa 55
lorevee 0:ac0b0725c6fa 56
lorevee 0:ac0b0725c6fa 57 void BlueNRG_RST(void)
lorevee 0:ac0b0725c6fa 58 {
lorevee 0:ac0b0725c6fa 59 bluenrgDeviceInstance.reset();
lorevee 0:ac0b0725c6fa 60 }
lorevee 0:ac0b0725c6fa 61
lorevee 0:ac0b0725c6fa 62 uint8_t BlueNRG_DataPresent(void)
lorevee 0:ac0b0725c6fa 63 {
lorevee 0:ac0b0725c6fa 64 return (bluenrgDeviceInstance.dataPresent());
lorevee 0:ac0b0725c6fa 65 }
lorevee 0:ac0b0725c6fa 66
lorevee 0:ac0b0725c6fa 67
lorevee 0:ac0b0725c6fa 68 /**
lorevee 0:ac0b0725c6fa 69 * @brief This function is a utility to print the log time
lorevee 0:ac0b0725c6fa 70 * in the format HH:MM:SS:MSS (DK GUI time format)
lorevee 0:ac0b0725c6fa 71 * @param None
lorevee 0:ac0b0725c6fa 72 * @retval None
lorevee 0:ac0b0725c6fa 73 */
lorevee 0:ac0b0725c6fa 74 void print_csv_time(void){
lorevee 0:ac0b0725c6fa 75 #ifdef PRINT_CSV_FORMAT
lorevee 0:ac0b0725c6fa 76 uint32_t ms = 0;//ms_counter;
lorevee 0:ac0b0725c6fa 77 PRINT_CSV("%02d:%02d:%02d.%03d", ms/(60*60*1000)%24, ms/(60*1000)%60, (ms/1000)%60, ms%1000);
lorevee 0:ac0b0725c6fa 78 #endif
lorevee 0:ac0b0725c6fa 79 }
lorevee 0:ac0b0725c6fa 80
lorevee 0:ac0b0725c6fa 81 /**
lorevee 0:ac0b0725c6fa 82 * @brief Writes data to a serial interface.
lorevee 0:ac0b0725c6fa 83 * @param data1 : 1st buffer
lorevee 0:ac0b0725c6fa 84 * @param data2 : 2nd buffer
lorevee 0:ac0b0725c6fa 85 * @param n_bytes1: number of bytes in 1st buffer
lorevee 0:ac0b0725c6fa 86 * @param n_bytes2: number of bytes in 2nd buffer
lorevee 0:ac0b0725c6fa 87 * @retval None
lorevee 0:ac0b0725c6fa 88 */
lorevee 0:ac0b0725c6fa 89 void Hal_Write_Serial(const void* data1, const void* data2, int32_t n_bytes1,
lorevee 0:ac0b0725c6fa 90 int32_t n_bytes2)
lorevee 0:ac0b0725c6fa 91 {
lorevee 0:ac0b0725c6fa 92 struct timer t;
lorevee 0:ac0b0725c6fa 93
lorevee 0:ac0b0725c6fa 94 Timer_Set(&t, CLOCK_SECOND/10);
lorevee 0:ac0b0725c6fa 95
lorevee 0:ac0b0725c6fa 96 #ifdef PRINT_CSV_FORMAT
lorevee 0:ac0b0725c6fa 97 print_csv_time();
lorevee 0:ac0b0725c6fa 98 for (int i=0; i<n_bytes1; i++) {
lorevee 0:ac0b0725c6fa 99 PRINT_CSV(" %02x", ((uint8_t *)data1)[i]);
lorevee 0:ac0b0725c6fa 100 }
lorevee 0:ac0b0725c6fa 101 for (int i=0; i<n_bytes2; i++) {
lorevee 0:ac0b0725c6fa 102 PRINT_CSV(" %02x", ((uint8_t *)data2)[i]);
lorevee 0:ac0b0725c6fa 103 }
lorevee 0:ac0b0725c6fa 104 PRINT_CSV("\n");
lorevee 0:ac0b0725c6fa 105 #endif
lorevee 0:ac0b0725c6fa 106
lorevee 0:ac0b0725c6fa 107 while(1){
lorevee 0:ac0b0725c6fa 108 if(BlueNRG_SPI_Write((uint8_t *)data1,(uint8_t *)data2, n_bytes1, n_bytes2)==0) break;
lorevee 0:ac0b0725c6fa 109 if(Timer_Expired(&t)){
lorevee 0:ac0b0725c6fa 110 break;
lorevee 0:ac0b0725c6fa 111 }
lorevee 0:ac0b0725c6fa 112 }
lorevee 0:ac0b0725c6fa 113 }
lorevee 0:ac0b0725c6fa 114
lorevee 0:ac0b0725c6fa 115
lorevee 0:ac0b0725c6fa 116 /**
lorevee 0:ac0b0725c6fa 117 * @brief Activate internal bootloader using pin.
lorevee 0:ac0b0725c6fa 118 * @param None
lorevee 0:ac0b0725c6fa 119 * @retval None
lorevee 0:ac0b0725c6fa 120 */
lorevee 0:ac0b0725c6fa 121 void BlueNRG_HW_Bootloader(void)
lorevee 0:ac0b0725c6fa 122 {
lorevee 0:ac0b0725c6fa 123 // Reset BlueNRG SPI interface
lorevee 0:ac0b0725c6fa 124 BlueNRG_RST();
lorevee 0:ac0b0725c6fa 125
lorevee 0:ac0b0725c6fa 126 // Send an ACI command to reboot BlueNRG in bootloader mode
lorevee 0:ac0b0725c6fa 127 // The safest way to get in bootloader mode is keeping high
lorevee 0:ac0b0725c6fa 128 // the interrupt pin during reset, but this would require many
lorevee 0:ac0b0725c6fa 129 // changes to the current mbed driver
lorevee 0:ac0b0725c6fa 130 aci_updater_start();
lorevee 0:ac0b0725c6fa 131 }
lorevee 0:ac0b0725c6fa 132
lorevee 0:ac0b0725c6fa 133 /**
lorevee 0:ac0b0725c6fa 134 * @brief Reads from BlueNRG SPI buffer and store data into local buffer.
lorevee 0:ac0b0725c6fa 135 * @param buffer : Buffer where data from SPI are stored
lorevee 0:ac0b0725c6fa 136 * @param buff_size: Buffer size
lorevee 0:ac0b0725c6fa 137 * @retval int32_t : Number of read bytes
lorevee 0:ac0b0725c6fa 138 */
lorevee 0:ac0b0725c6fa 139 int32_t BlueNRG_SPI_Read_All(uint8_t *buffer,
lorevee 0:ac0b0725c6fa 140 uint8_t buff_size)
lorevee 0:ac0b0725c6fa 141 {
lorevee 0:ac0b0725c6fa 142 int32_t ret = bluenrgDeviceInstance.spiRead(buffer, buff_size);
lorevee 0:ac0b0725c6fa 143
lorevee 0:ac0b0725c6fa 144 return ret;
lorevee 0:ac0b0725c6fa 145 }
lorevee 0:ac0b0725c6fa 146
lorevee 0:ac0b0725c6fa 147 /**
lorevee 0:ac0b0725c6fa 148 * @brief Writes data from local buffer to SPI.
lorevee 0:ac0b0725c6fa 149 * @param data1 : First data buffer to be written
lorevee 0:ac0b0725c6fa 150 * @param data2 : Second data buffer to be written
lorevee 0:ac0b0725c6fa 151 * @param Nb_bytes1: Size of first data buffer to be written
lorevee 0:ac0b0725c6fa 152 * @param Nb_bytes2: Size of second data buffer to be written
lorevee 0:ac0b0725c6fa 153 * @retval Number of read bytes
lorevee 0:ac0b0725c6fa 154 */
lorevee 0:ac0b0725c6fa 155 int32_t BlueNRG_SPI_Write(uint8_t* data1,
lorevee 0:ac0b0725c6fa 156 uint8_t* data2, uint8_t Nb_bytes1, uint8_t Nb_bytes2)
lorevee 0:ac0b0725c6fa 157 {
lorevee 0:ac0b0725c6fa 158 int32_t ret = bluenrgDeviceInstance.spiWrite(data1, data2, Nb_bytes1, Nb_bytes2);
lorevee 0:ac0b0725c6fa 159
lorevee 0:ac0b0725c6fa 160 return ret;
lorevee 0:ac0b0725c6fa 161 }
lorevee 0:ac0b0725c6fa 162
lorevee 0:ac0b0725c6fa 163 /**
lorevee 0:ac0b0725c6fa 164 * @brief Enable SPI IRQ.
lorevee 0:ac0b0725c6fa 165 * @param None
lorevee 0:ac0b0725c6fa 166 * @retval None
lorevee 0:ac0b0725c6fa 167 */
lorevee 0:ac0b0725c6fa 168 void Enable_SPI_IRQ(void)
lorevee 0:ac0b0725c6fa 169 {
lorevee 0:ac0b0725c6fa 170 bluenrgDeviceInstance.enable_irq();
lorevee 0:ac0b0725c6fa 171 }
lorevee 0:ac0b0725c6fa 172
lorevee 0:ac0b0725c6fa 173 void signalEventsToProcess(void) {
lorevee 0:ac0b0725c6fa 174 if(btle_handler_pending == 0) {
lorevee 0:ac0b0725c6fa 175 btle_handler_pending = 1;
lorevee 0:ac0b0725c6fa 176 bluenrgDeviceInstance.signalEventsToProcess(BLE::DEFAULT_INSTANCE);
lorevee 0:ac0b0725c6fa 177 }
lorevee 0:ac0b0725c6fa 178 }
lorevee 0:ac0b0725c6fa 179
lorevee 0:ac0b0725c6fa 180 /**
lorevee 0:ac0b0725c6fa 181 * @brief Disable SPI IRQ.
lorevee 0:ac0b0725c6fa 182 * @param None
lorevee 0:ac0b0725c6fa 183 * @retval None
lorevee 0:ac0b0725c6fa 184 */
lorevee 0:ac0b0725c6fa 185 void Disable_SPI_IRQ(void)
lorevee 0:ac0b0725c6fa 186 {
lorevee 0:ac0b0725c6fa 187 bluenrgDeviceInstance.disable_irq();
lorevee 0:ac0b0725c6fa 188 }
lorevee 0:ac0b0725c6fa 189
lorevee 0:ac0b0725c6fa 190 /**
lorevee 0:ac0b0725c6fa 191 * @brief Clear Pending SPI IRQ.
lorevee 0:ac0b0725c6fa 192 * @param None
lorevee 0:ac0b0725c6fa 193 * @retval None
lorevee 0:ac0b0725c6fa 194 */
lorevee 0:ac0b0725c6fa 195 void Clear_SPI_IRQ(void)
lorevee 0:ac0b0725c6fa 196 {
lorevee 0:ac0b0725c6fa 197 }
lorevee 0:ac0b0725c6fa 198
lorevee 0:ac0b0725c6fa 199 /**
lorevee 0:ac0b0725c6fa 200 * @brief Clear EXTI (External Interrupt) line for SPI IRQ.
lorevee 0:ac0b0725c6fa 201 * @param None
lorevee 0:ac0b0725c6fa 202 * @retval None
lorevee 0:ac0b0725c6fa 203 */
lorevee 0:ac0b0725c6fa 204 void Clear_SPI_EXTI_Flag(void)
lorevee 0:ac0b0725c6fa 205 {
lorevee 0:ac0b0725c6fa 206 }
lorevee 0:ac0b0725c6fa 207
lorevee 0:ac0b0725c6fa 208
lorevee 0:ac0b0725c6fa 209
lorevee 0:ac0b0725c6fa 210
lorevee 0:ac0b0725c6fa 211 #ifdef __cplusplus
lorevee 0:ac0b0725c6fa 212 }
lorevee 0:ac0b0725c6fa 213 #endif
lorevee 0:ac0b0725c6fa 214 // End of C function wrappers
lorevee 0:ac0b0725c6fa 215 ////////////////////////////////////////
lorevee 0:ac0b0725c6fa 216
lorevee 0:ac0b0725c6fa 217 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/