Erick / Mbed 2 deprecated Nano_BLE

BLE Nano Code.Tested with Integrated mDot code

Dependencies:   BLE_API mbed nRF51822

Fork of eco_Labs_ble_Client by Happiest

ble_uart.cpp@17:3fb1aafa4436, 2016-10-13 (annotated)

Committer:
jinu
Date:
Thu Oct 13 14:44:46 2016 +0000
Revision:
17:3fb1aafa4436
Parent:
16:79b149aae10a
Child:
19:c190dd954ff1
Child:
22:7980e0aa7938
updated Send and recive commands; added file send and recieve commands;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vidyasagarbhat 10:09d1a403eb14 1 /**
vidyasagarbhat 10:09d1a403eb14 2 ******************************************************************************
vidyasagarbhat 10:09d1a403eb14 3 * @file ble_uart.cpp
vidyasagarbhat 10:09d1a403eb14 4 * @author Happiesstminds Firmware Team
vidyasagarbhat 10:09d1a403eb14 5 * @version v1.0
vidyasagarbhat 10:09d1a403eb14 6 * @date 4-Oct-2016
vidyasagarbhat 10:09d1a403eb14 7 * @brief
vidyasagarbhat 10:09d1a403eb14 8 *
vidyasagarbhat 10:09d1a403eb14 9 ******************************************************************************
vidyasagarbhat 10:09d1a403eb14 10 * @attention
vidyasagarbhat 10:09d1a403eb14 11 *
vidyasagarbhat 10:09d1a403eb14 12 *
vidyasagarbhat 10:09d1a403eb14 13 ******************************************************************************
vidyasagarbhat 10:09d1a403eb14 14 */
jinu 15:67fbed00edf2 15
vidyasagarbhat 10:09d1a403eb14 16 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 17 /* Include Files*/
vidyasagarbhat 10:09d1a403eb14 18 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 19 #include <string.h>
vidyasagarbhat 10:09d1a403eb14 20 #include "mbed.h"
vidyasagarbhat 10:09d1a403eb14 21 #include "BLE.h"
vidyasagarbhat 10:09d1a403eb14 22 #include "ble_types.h"
vidyasagarbhat 10:09d1a403eb14 23 #include "UARTService.h"
jinu 15:67fbed00edf2 24
vidyasagarbhat 10:09d1a403eb14 25 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 26 /* Local Defines */
vidyasagarbhat 10:09d1a403eb14 27 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 28 #define DEBUG(STR) { if (uart) uart->write(STR, strlen(STR)); }
jinu 15:67fbed00edf2 29
jinu 16:79b149aae10a 30 #define BLE_DEVICE_NAME "Ecolab"
jinu 15:67fbed00edf2 31
vidyasagarbhat 10:09d1a403eb14 32 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 33 /* Global Variables */
vidyasagarbhat 10:09d1a403eb14 34 /******************************************************************************/
jinu 16:79b149aae10a 35 extern void enable_interrupt_line(bool status,uint8_t pin_num );
jinu 12:c7a8a7fe76fd 36 void spi_slave_tx_data(uint8_t *tx_buf, uint8_t len);
vidyasagarbhat 10:09d1a403eb14 37 bool isDeviceConnected = false;
jinu 15:67fbed00edf2 38
jinu 15:67fbed00edf2 39
jinu 11:b8e687d97537 40 #define DEBUG(STR) { if (uart) uart->write(STR, strlen(STR)); }
jinu 15:67fbed00edf2 41
vidyasagarbhat 10:09d1a403eb14 42 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 43 /* Static Variable Declarations */
vidyasagarbhat 10:09d1a403eb14 44 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 45 static BLEDevice ble;
vidyasagarbhat 10:09d1a403eb14 46 static UARTService *uart;
vidyasagarbhat 10:09d1a403eb14 47 static ble_data_ready_callback_t data_ready_cb;
jinu 15:67fbed00edf2 48
vidyasagarbhat 10:09d1a403eb14 49 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 50 /* Static Functions */
vidyasagarbhat 10:09d1a403eb14 51 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 52 /**
vidyasagarbhat 10:09d1a403eb14 53 * @brief Device Connection callback
vidyasagarbhat 10:09d1a403eb14 54 * @param
vidyasagarbhat 10:09d1a403eb14 55 * @retval
vidyasagarbhat 10:09d1a403eb14 56 */
vidyasagarbhat 10:09d1a403eb14 57 static void ble_connectionCallback(const Gap::ConnectionCallbackParams_t *params)
jinu 11:b8e687d97537 58 {
jinu 12:c7a8a7fe76fd 59 uint8_t tx_buf[4];
jinu 12:c7a8a7fe76fd 60 tx_buf[0] = 0x01;
jinu 12:c7a8a7fe76fd 61 tx_buf[1] = 0xA3;
jinu 12:c7a8a7fe76fd 62 tx_buf[2] = 0x00;
jinu 12:c7a8a7fe76fd 63 tx_buf[3] = 0x04;
jinu 14:dc3e3d327d7c 64 spi_slave_tx_data(tx_buf, 4);
vidyasagarbhat 10:09d1a403eb14 65 isDeviceConnected = true;
jinu 12:c7a8a7fe76fd 66 // enable_interrupt_line(true);
jinu 14:dc3e3d327d7c 67 toggle_led();
vidyasagarbhat 10:09d1a403eb14 68 }
jinu 15:67fbed00edf2 69
vidyasagarbhat 10:09d1a403eb14 70 /**
vidyasagarbhat 10:09d1a403eb14 71 * @brief Device disconnection callback
vidyasagarbhat 10:09d1a403eb14 72 * @param
vidyasagarbhat 10:09d1a403eb14 73 * @retval
vidyasagarbhat 10:09d1a403eb14 74 */
vidyasagarbhat 10:09d1a403eb14 75 static void ble_disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
jinu 11:b8e687d97537 76 {
jinu 12:c7a8a7fe76fd 77 uint8_t tx_buf[4];
jinu 12:c7a8a7fe76fd 78 tx_buf[0] = 0x01;
jinu 17:3fb1aafa4436 79 tx_buf[1] = 0xA8;
jinu 12:c7a8a7fe76fd 80 tx_buf[2] = 0x00;
jinu 12:c7a8a7fe76fd 81 tx_buf[3] = 0x04;
jinu 12:c7a8a7fe76fd 82 spi_slave_tx_data(tx_buf, 4);
jinu 12:c7a8a7fe76fd 83
vidyasagarbhat 10:09d1a403eb14 84 isDeviceConnected = false;
jinu 11:b8e687d97537 85 //toggle_led();
jinu 12:c7a8a7fe76fd 86 // enable_interrupt_line(false);
vidyasagarbhat 10:09d1a403eb14 87 ble.startAdvertising();
vidyasagarbhat 10:09d1a403eb14 88 }
jinu 15:67fbed00edf2 89
vidyasagarbhat 10:09d1a403eb14 90 /**
vidyasagarbhat 10:09d1a403eb14 91 * @brief onDataWrittenCallback - On data received callback???
vidyasagarbhat 10:09d1a403eb14 92 * @param
vidyasagarbhat 10:09d1a403eb14 93 * @retval
vidyasagarbhat 10:09d1a403eb14 94 */
jinu 12:c7a8a7fe76fd 95 eStatus_t ble_send_data(uint8_t *tx_buf, uint8_t length);
jinu 12:c7a8a7fe76fd 96
vidyasagarbhat 10:09d1a403eb14 97 static void ble_dataReceiveCallback(const GattWriteCallbackParams *params)
vidyasagarbhat 10:09d1a403eb14 98 {
jinu 15:67fbed00edf2 99
jinu 15:67fbed00edf2 100 #if 1
vidyasagarbhat 10:09d1a403eb14 101 uint8_t buf[32] = {0};
vidyasagarbhat 10:09d1a403eb14 102
vidyasagarbhat 10:09d1a403eb14 103 memcpy(buf, params->data, params->len);
vidyasagarbhat 10:09d1a403eb14 104
jinu 15:67fbed00edf2 105 // if (data_ready_cb != NULL) {
jinu 15:67fbed00edf2 106 data_ready_cb(buf, params->len);
jinu 15:67fbed00edf2 107 // }
jinu 15:67fbed00edf2 108 // spi_slave_tx_data(buf, (params->len));
jinu 15:67fbed00edf2 109 // ble_send_data((uint8_t *)params->data, params->len);
jinu 15:67fbed00edf2 110 #endif
jinu 15:67fbed00edf2 111 #if 0
jinu 15:67fbed00edf2 112 uint8_t tx_buf[10];
jinu 15:67fbed00edf2 113 tx_buf[0] = 0x01;
jinu 15:67fbed00edf2 114 tx_buf[1] = 0xA5;
jinu 15:67fbed00edf2 115 tx_buf[2] = 0x06;
jinu 15:67fbed00edf2 116 tx_buf[3] = 0x0B;
jinu 16:79b149aae10a 117 tx_buf[4] = 0x0A;
jinu 16:79b149aae10a 118 tx_buf[5] = 0x04;
jinu 16:79b149aae10a 119 spi_slave_tx_data(tx_buf, 6);
jinu 15:67fbed00edf2 120 #endif
vidyasagarbhat 10:09d1a403eb14 121 }
jinu 15:67fbed00edf2 122
vidyasagarbhat 10:09d1a403eb14 123 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 124 /* Global Functions */
vidyasagarbhat 10:09d1a403eb14 125 /******************************************************************************/
jinu 11:b8e687d97537 126 void print(const char *msg)
jinu 11:b8e687d97537 127 {
jinu 11:b8e687d97537 128 DEBUG(msg);
jinu 11:b8e687d97537 129 }
vidyasagarbhat 10:09d1a403eb14 130 /**
vidyasagarbhat 10:09d1a403eb14 131 * @brief Initializes the BLE module
vidyasagarbhat 10:09d1a403eb14 132 * @param none
vidyasagarbhat 10:09d1a403eb14 133 * @retval none
vidyasagarbhat 10:09d1a403eb14 134 */
vidyasagarbhat 10:09d1a403eb14 135 void ble_init(void)
jinu 11:b8e687d97537 136 {
vidyasagarbhat 10:09d1a403eb14 137 ble.init();
vidyasagarbhat 10:09d1a403eb14 138 ble.onConnection(ble_connectionCallback);
vidyasagarbhat 10:09d1a403eb14 139 ble.onDisconnection(ble_disconnectionCallback);
vidyasagarbhat 10:09d1a403eb14 140 ble.onDataWritten(ble_dataReceiveCallback);
jinu 15:67fbed00edf2 141
vidyasagarbhat 10:09d1a403eb14 142 uart = new UARTService(ble);
jinu 13:c42bd4ebbbfa 143 #if 0
vidyasagarbhat 10:09d1a403eb14 144 /* setup advertising */
vidyasagarbhat 10:09d1a403eb14 145 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
vidyasagarbhat 10:09d1a403eb14 146 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
vidyasagarbhat 10:09d1a403eb14 147 ble.accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME,
jinu 11:b8e687d97537 148 (const uint8_t *)BLE_DEVICE_NAME, sizeof(BLE_DEVICE_NAME) - 1);
vidyasagarbhat 10:09d1a403eb14 149 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS,
vidyasagarbhat 10:09d1a403eb14 150 (const uint8_t *)UARTServiceUUID_reversed, sizeof(UARTServiceUUID_reversed));
jinu 15:67fbed00edf2 151
vidyasagarbhat 10:09d1a403eb14 152 ble.setAdvertisingInterval(160); /* 100ms; in multiples of 0.625ms. */
jinu 13:c42bd4ebbbfa 153 #endif
jinu 15:67fbed00edf2 154
jinu 13:c42bd4ebbbfa 155 /* Setup advertising */
jinu 13:c42bd4ebbbfa 156 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
jinu 13:c42bd4ebbbfa 157 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
jinu 16:79b149aae10a 158 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME,
jinu 16:79b149aae10a 159 (const uint8_t *)BLE_DEVICE_NAME, sizeof(BLE_DEVICE_NAME) - 1);
jinu 13:c42bd4ebbbfa 160 ble.accumulateAdvertisingPayload(GapAdvertisingData::INCOMPLETE_LIST_128BIT_SERVICE_IDS,
jinu 13:c42bd4ebbbfa 161 (const uint8_t *)UARTServiceUUID_reversed, sizeof(UARTServiceUUID_reversed));
jinu 16:79b149aae10a 162 // ble.accumulateAdvertisingPayload(GapAdvertisingData::INCOMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
jinu 16:79b149aae10a 163 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
jinu 16:79b149aae10a 164
jinu 13:c42bd4ebbbfa 165 ble.setAdvertisingInterval(160); /* 100ms; in multiples of 0.625ms. */
vidyasagarbhat 10:09d1a403eb14 166 ble.startAdvertising();
vidyasagarbhat 10:09d1a403eb14 167 }
jinu 15:67fbed00edf2 168
vidyasagarbhat 10:09d1a403eb14 169 /**
vidyasagarbhat 10:09d1a403eb14 170 * @brief Function used to register ble data receive callback
vidyasagarbhat 10:09d1a403eb14 171 * @param none
vidyasagarbhat 10:09d1a403eb14 172 * @retval none
vidyasagarbhat 10:09d1a403eb14 173 */
vidyasagarbhat 10:09d1a403eb14 174 void ble_data_rx_cb_register(ble_data_ready_callback_t data_rx_callback)
vidyasagarbhat 10:09d1a403eb14 175 {
vidyasagarbhat 10:09d1a403eb14 176 data_ready_cb = data_rx_callback;
vidyasagarbhat 10:09d1a403eb14 177 }
jinu 15:67fbed00edf2 178
vidyasagarbhat 10:09d1a403eb14 179 /**
vidyasagarbhat 10:09d1a403eb14 180 * @brief Send data over BLE UART
vidyasagarbhat 10:09d1a403eb14 181 * @param
vidyasagarbhat 10:09d1a403eb14 182 * @retval
vidyasagarbhat 10:09d1a403eb14 183 */
vidyasagarbhat 10:09d1a403eb14 184 eStatus_t ble_send_data(uint8_t *tx_buf, uint8_t length)
vidyasagarbhat 10:09d1a403eb14 185 {
vidyasagarbhat 10:09d1a403eb14 186 eStatus_t ret_code = eSuccess;
vidyasagarbhat 10:09d1a403eb14 187 if (isDeviceConnected) {
vidyasagarbhat 10:09d1a403eb14 188 uart->write(tx_buf, length);
vidyasagarbhat 10:09d1a403eb14 189 } else {
vidyasagarbhat 10:09d1a403eb14 190 ret_code = eFailure;
vidyasagarbhat 10:09d1a403eb14 191 }
vidyasagarbhat 10:09d1a403eb14 192 return ret_code;
vidyasagarbhat 10:09d1a403eb14 193 }
jinu 15:67fbed00edf2 194
vidyasagarbhat 10:09d1a403eb14 195 /**
vidyasagarbhat 10:09d1a403eb14 196 * @brief Wait for the BLE events
vidyasagarbhat 10:09d1a403eb14 197 * @param
vidyasagarbhat 10:09d1a403eb14 198 * @retval
vidyasagarbhat 10:09d1a403eb14 199 */
vidyasagarbhat 10:09d1a403eb14 200 void ble_event_wait(void)
vidyasagarbhat 10:09d1a403eb14 201 {
vidyasagarbhat 10:09d1a403eb14 202 ble.waitForEvent();
vidyasagarbhat 10:09d1a403eb14 203 }
jinu 15:67fbed00edf2 204
vidyasagarbhat 10:09d1a403eb14 205 /******************************************************************************/
vidyasagarbhat 10:09d1a403eb14 206 /* END OF FILE */
vidyasagarbhat 10:09d1a403eb14 207 /******************************************************************************/
jinu 15:67fbed00edf2 208