abderrezak chergui / Mbed 2 deprecated LastCode

Step3

Dependencies:   BLE_API BMP085 BMP180 I2C_Driver mbed nRF51822

Fork of nRF51822_SimpleControls by Kath VARGAS

main.cpp@6:90c63672a17c, 2017-01-10 (annotated)

Committer:
yesterday07
Date:
Tue Jan 10 23:06:12 2017 +0000
Revision:
6:90c63672a17c
Parent:
5:55d6789683d5 
Last Code

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RedBearLab 1:f03072e32ed3 1 /*
RedBearLab 1:f03072e32ed3 2 Copyright (c) 2012-2014 RedBearLab
RedBearLab 1:f03072e32ed3 3 Permission is hereby granted, free of charge, to any person obtaining a copy of this software
RedBearLab 1:f03072e32ed3 4 and associated documentation files (the "Software"), to deal in the Software without restriction,
RedBearLab 1:f03072e32ed3 5 including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
RedBearLab 1:f03072e32ed3 6 and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so,
RedBearLab 1:f03072e32ed3 7 subject to the following conditions:
RedBearLab 1:f03072e32ed3 8 The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
RedBearLab 1:f03072e32ed3 9 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
RedBearLab 1:f03072e32ed3 10 INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
RedBearLab 1:f03072e32ed3 11 PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
RedBearLab 1:f03072e32ed3 12 FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
RedBearLab 1:f03072e32ed3 13 ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
RedBearLab 1:f03072e32ed3 14 */
RedBearLab 0:dfcebc1e442a 15 #include "mbed.h"
RedBearLab 2:bbcdd23ba9ba 16 #include "ble/BLE.h"
RedBearLab 0:dfcebc1e442a 17 #include "Servo.h"
RedBearLab 2:bbcdd23ba9ba 18 #include "GattCallbackParamTypes.h"
yesterday07 6:90c63672a17c 19 #include "BMP180.h" //
RedBearLab 0:dfcebc1e442a 20 #define BLE_UUID_TXRX_SERVICE 0x0000 /**< The UUID of the Nordic UART Service. */
RedBearLab 0:dfcebc1e442a 21 #define BLE_UUID_TX_CHARACTERISTIC 0x0002 /**< The UUID of the TX Characteristic. */
RedBearLab 0:dfcebc1e442a 22 #define BLE_UUIDS_RX_CHARACTERISTIC 0x0003 /**< The UUID of the RX Characteristic. */
RedBearLab 0:dfcebc1e442a 23 #define TXRX_BUF_LEN 20
RedBearLab 0:dfcebc1e442a 24 #define DIGITAL_OUT_PIN P0_17 //D7
RedBearLab 0:dfcebc1e442a 25 #define DIGITAL_IN_PIN P0_5 //A4
RedBearLab 0:dfcebc1e442a 26 #define PWM_PIN P0_16 //D6
RedBearLab 0:dfcebc1e442a 27 #define SERVO_PIN P0_14 //D10
yesterday07 6:90c63672a17c 28 #define ANALOG_IN_PIN P0_1 //A0
yesterday07 6:90c63672a17c 29 //
yesterday07 6:90c63672a17c 30 I2C i2c(D14, D15);
yesterday07 6:90c63672a17c 31 BMP180 bmp180(&i2c);
RedBearLab 2:bbcdd23ba9ba 32 BLE ble;
RedBearLab 0:dfcebc1e442a 33 DigitalOut LED_SET(DIGITAL_OUT_PIN);
RedBearLab 0:dfcebc1e442a 34 DigitalIn BUTTON(DIGITAL_IN_PIN);
RedBearLab 0:dfcebc1e442a 35 PwmOut PWM(PWM_PIN);
RedBearLab 0:dfcebc1e442a 36 AnalogIn ANALOG(ANALOG_IN_PIN);
RedBearLab 0:dfcebc1e442a 37 Servo MYSERVO(SERVO_PIN);
RedBearLab 0:dfcebc1e442a 38 Serial pc(USBTX, USBRX);
RedBearLab 0:dfcebc1e442a 39 static uint8_t analog_enabled = 0;
yesterday07 6:90c63672a17c 40 static uint8_t temp_enabled = 0;
yesterday07 6:90c63672a17c 41 static uint8_t press_enabled = 0;
RedBearLab 0:dfcebc1e442a 42 static uint8_t old_state = 0;
RedBearLab 0:dfcebc1e442a 43 // The Nordic UART Service
RedBearLab 0:dfcebc1e442a 44 static const uint8_t uart_base_uuid[] = {0x71, 0x3D, 0, 0, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E};
RedBearLab 0:dfcebc1e442a 45 static const uint8_t uart_tx_uuid[] = {0x71, 0x3D, 0, 3, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E};
RedBearLab 0:dfcebc1e442a 46 static const uint8_t uart_rx_uuid[] = {0x71, 0x3D, 0, 2, 0x50, 0x3E, 0x4C, 0x75, 0xBA, 0x94, 0x31, 0x48, 0xF1, 0x8D, 0x94, 0x1E};
RedBearLab 0:dfcebc1e442a 47 static const uint8_t uart_base_uuid_rev[] = {0x1E, 0x94, 0x8D, 0xF1, 0x48, 0x31, 0x94, 0xBA, 0x75, 0x4C, 0x3E, 0x50, 0, 0, 0x3D, 0x71};
RedBearLab 0:dfcebc1e442a 48 uint8_t txPayload[TXRX_BUF_LEN] = {0,};
RedBearLab 0:dfcebc1e442a 49 uint8_t rxPayload[TXRX_BUF_LEN] = {0,};
RedBearLab 0:dfcebc1e442a 50 //static uint8_t rx_buf[TXRX_BUF_LEN];
RedBearLab 0:dfcebc1e442a 51 //static uint8_t rx_len=0;
RedBearLab 0:dfcebc1e442a 52 GattCharacteristic txCharacteristic (uart_tx_uuid, txPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE | GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_WRITE_WITHOUT_RESPONSE);
RedBearLab 0:dfcebc1e442a 53
RedBearLab 0:dfcebc1e442a 54 GattCharacteristic rxCharacteristic (uart_rx_uuid, rxPayload, 1, TXRX_BUF_LEN, GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY);
RedBearLab 0:dfcebc1e442a 55
RedBearLab 0:dfcebc1e442a 56 GattCharacteristic *uartChars[] = {&txCharacteristic, &rxCharacteristic};
RedBearLab 0:dfcebc1e442a 57 GattService uartService(uart_base_uuid, uartChars, sizeof(uartChars) / sizeof(GattCharacteristic *));
RedBearLab 3:823f105078c7 58 void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
RedBearLab 0:dfcebc1e442a 59 {
RedBearLab 0:dfcebc1e442a 60 pc.printf("Disconnected \r\n");
RedBearLab 0:dfcebc1e442a 61 pc.printf("Restart advertising \r\n");
RedBearLab 0:dfcebc1e442a 62 ble.startAdvertising();
RedBearLab 0:dfcebc1e442a 63 }
RedBearLab 2:bbcdd23ba9ba 64 void WrittenHandler(const GattWriteCallbackParams *Handler)
RedBearLab 0:dfcebc1e442a 65 {
RedBearLab 0:dfcebc1e442a 66 uint8_t buf[TXRX_BUF_LEN];
RedBearLab 0:dfcebc1e442a 67 uint16_t bytesRead, index;
RedBearLab 0:dfcebc1e442a 68
RedBearLab 2:bbcdd23ba9ba 69 if (Handler->handle == txCharacteristic.getValueAttribute().getHandle())
RedBearLab 0:dfcebc1e442a 70 {
RedBearLab 0:dfcebc1e442a 71 ble.readCharacteristicValue(txCharacteristic.getValueAttribute().getHandle(), buf, &bytesRead);
RedBearLab 0:dfcebc1e442a 72 memset(txPayload, 0, TXRX_BUF_LEN);
RedBearLab 0:dfcebc1e442a 73 memcpy(txPayload, buf, TXRX_BUF_LEN);
RedBearLab 0:dfcebc1e442a 74
RedBearLab 0:dfcebc1e442a 75 for(index=0; index<bytesRead; index++)
RedBearLab 0:dfcebc1e442a 76 pc.putc(buf[index]);
RedBearLab 0:dfcebc1e442a 77
yesterday07 6:90c63672a17c 78 if(buf[0] == 0x01) //Activer LED
RedBearLab 0:dfcebc1e442a 79 {
RedBearLab 0:dfcebc1e442a 80 if(buf[1] == 0x01)
RedBearLab 0:dfcebc1e442a 81 LED_SET = 1;
RedBearLab 0:dfcebc1e442a 82 else
RedBearLab 0:dfcebc1e442a 83 LED_SET = 0;
RedBearLab 0:dfcebc1e442a 84 }
yesterday07 6:90c63672a17c 85 else if(buf[0] == 0xA0) //Activer potentiometre
RedBearLab 0:dfcebc1e442a 86 {
RedBearLab 0:dfcebc1e442a 87 if(buf[1] == 0x01)
RedBearLab 0:dfcebc1e442a 88 analog_enabled = 1;
RedBearLab 0:dfcebc1e442a 89 else
yesterday07 6:90c63672a17c 90 analog_enabled = 0;
yesterday07 6:90c63672a17c 91 }
yesterday07 6:90c63672a17c 92 else if(buf[0] == 0xB0) //Activer capteur temp
yesterday07 6:90c63672a17c 93 {
yesterday07 6:90c63672a17c 94 if(buf[1] == 0x01)
yesterday07 6:90c63672a17c 95 temp_enabled = 1;
yesterday07 6:90c63672a17c 96 else
yesterday07 6:90c63672a17c 97 temp_enabled = 0;
yesterday07 6:90c63672a17c 98 }
yesterday07 6:90c63672a17c 99 else if(buf[0] == 0xB1) //Activer capteur press
yesterday07 6:90c63672a17c 100 {
yesterday07 6:90c63672a17c 101 if(buf[1] == 0x01)
yesterday07 6:90c63672a17c 102 press_enabled = 1;
yesterday07 6:90c63672a17c 103 else
yesterday07 6:90c63672a17c 104 press_enabled = 0;
RedBearLab 0:dfcebc1e442a 105 }
RedBearLab 0:dfcebc1e442a 106 else if(buf[0] == 0x02)
RedBearLab 0:dfcebc1e442a 107 {
RedBearLab 0:dfcebc1e442a 108 float value = (float)buf[1]/255;
RedBearLab 0:dfcebc1e442a 109 PWM = value;
RedBearLab 0:dfcebc1e442a 110 }
RedBearLab 0:dfcebc1e442a 111 else if(buf[0] == 0x03)
RedBearLab 0:dfcebc1e442a 112 {
RedBearLab 0:dfcebc1e442a 113 MYSERVO.write(buf[1]);
RedBearLab 0:dfcebc1e442a 114 }
RedBearLab 0:dfcebc1e442a 115 else if(buf[0] == 0x04)
RedBearLab 0:dfcebc1e442a 116 {
RedBearLab 0:dfcebc1e442a 117 analog_enabled = 0;
yesterday07 6:90c63672a17c 118 temp_enabled = 0;
yesterday07 6:90c63672a17c 119 press_enabled = 0;
RedBearLab 0:dfcebc1e442a 120 PWM = 0;
RedBearLab 0:dfcebc1e442a 121 MYSERVO.write(0);
RedBearLab 0:dfcebc1e442a 122 LED_SET = 0;
RedBearLab 0:dfcebc1e442a 123 old_state = 0;
RedBearLab 0:dfcebc1e442a 124 }
RedBearLab 0:dfcebc1e442a 125 }
RedBearLab 0:dfcebc1e442a 126 }
RedBearLab 0:dfcebc1e442a 127 /*
RedBearLab 0:dfcebc1e442a 128 void uartCB(void)
RedBearLab 0:dfcebc1e442a 129 {
RedBearLab 0:dfcebc1e442a 130 while(pc.readable())
RedBearLab 0:dfcebc1e442a 131 {
RedBearLab 0:dfcebc1e442a 132 rx_buf[rx_len++] = pc.getc();
RedBearLab 0:dfcebc1e442a 133 if(rx_len>=20 || rx_buf[rx_len-1]=='\0' || rx_buf[rx_len-1]=='\n')
RedBearLab 0:dfcebc1e442a 134 {
RedBearLab 0:dfcebc1e442a 135 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), rx_buf, rx_len);
RedBearLab 0:dfcebc1e442a 136 pc.printf("RecHandler \r\n");
RedBearLab 0:dfcebc1e442a 137 pc.printf("Length: ");
RedBearLab 0:dfcebc1e442a 138 pc.putc(rx_len);
RedBearLab 0:dfcebc1e442a 139 pc.printf("\r\n");
RedBearLab 0:dfcebc1e442a 140 rx_len = 0;
RedBearLab 0:dfcebc1e442a 141 break;
RedBearLab 0:dfcebc1e442a 142 }
RedBearLab 0:dfcebc1e442a 143 }
RedBearLab 0:dfcebc1e442a 144 }
RedBearLab 0:dfcebc1e442a 145 */
RedBearLab 0:dfcebc1e442a 146 void m_status_check_handle(void)
RedBearLab 0:dfcebc1e442a 147 {
RedBearLab 0:dfcebc1e442a 148 uint8_t buf[3];
RedBearLab 0:dfcebc1e442a 149 if (analog_enabled) // if analog reading enabled
RedBearLab 0:dfcebc1e442a 150 {
RedBearLab 0:dfcebc1e442a 151 // Read and send out
RedBearLab 0:dfcebc1e442a 152 float s = ANALOG;
RedBearLab 0:dfcebc1e442a 153 uint16_t value = s*1024;
RedBearLab 0:dfcebc1e442a 154 buf[0] = (0x0B);
RedBearLab 0:dfcebc1e442a 155 buf[1] = (value >> 8);
RedBearLab 0:dfcebc1e442a 156 buf[2] = (value);
RedBearLab 0:dfcebc1e442a 157 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3);
RedBearLab 0:dfcebc1e442a 158 }
yesterday07 6:90c63672a17c 159
yesterday07 6:90c63672a17c 160 if (temp_enabled) // if I2C temp reading enabled
kat123 4:33c71735c529 161 {
kat123 5:55d6789683d5 162 bmp180.startTemperature();
yesterday07 6:90c63672a17c 163 wait_ms(5); // Wait for conversion to complete
kat123 4:33c71735c529 164 float temp;
yesterday07 6:90c63672a17c 165 if(bmp180.getTemperature(&temp) != 0) {
yesterday07 6:90c63672a17c 166 printf("Error getting temperature\r\n");
yesterday07 6:90c63672a17c 167 //continue;
yesterday07 6:90c63672a17c 168 }
yesterday07 6:90c63672a17c 169 // Read and send out
yesterday07 6:90c63672a17c 170 float s = temp;
yesterday07 6:90c63672a17c 171 uint16_t value = s*1024;
yesterday07 6:90c63672a17c 172 buf[0] = (0x0C);
yesterday07 6:90c63672a17c 173 buf[1] = (value >> 8);
yesterday07 6:90c63672a17c 174 buf[2] = (value);
yesterday07 6:90c63672a17c 175 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3);
kat123 4:33c71735c529 176 }
yesterday07 6:90c63672a17c 177
yesterday07 6:90c63672a17c 178
yesterday07 6:90c63672a17c 179 if (press_enabled) // if I2C press reading enabled
kat123 4:33c71735c529 180 {
yesterday07 6:90c63672a17c 181 bmp180.startPressure(BMP180::ULTRA_LOW_POWER);
yesterday07 6:90c63672a17c 182 wait_ms(10); // Wait for conversion to complete
yesterday07 6:90c63672a17c 183 int pressure;
yesterday07 6:90c63672a17c 184 if(bmp180.getPressure(&pressure) != 0) {
yesterday07 6:90c63672a17c 185 printf("Error getting pressure\r\n");
yesterday07 6:90c63672a17c 186 //continue;
yesterday07 6:90c63672a17c 187 }
yesterday07 6:90c63672a17c 188 // Read and send out
yesterday07 6:90c63672a17c 189 float s = pressure;
yesterday07 6:90c63672a17c 190 uint16_t value = s*1024;
yesterday07 6:90c63672a17c 191 buf[0] = (0x0D);
yesterday07 6:90c63672a17c 192 buf[1] = (value >> 8);
yesterday07 6:90c63672a17c 193 buf[2] = (value);
yesterday07 6:90c63672a17c 194 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3);
kat123 4:33c71735c529 195 }
RedBearLab 0:dfcebc1e442a 196
RedBearLab 0:dfcebc1e442a 197 // If digital in changes, report the state
RedBearLab 0:dfcebc1e442a 198 if (BUTTON != old_state)
RedBearLab 0:dfcebc1e442a 199 {
RedBearLab 0:dfcebc1e442a 200 old_state = BUTTON;
RedBearLab 0:dfcebc1e442a 201
RedBearLab 0:dfcebc1e442a 202 if (BUTTON == 1)
RedBearLab 0:dfcebc1e442a 203 {
RedBearLab 0:dfcebc1e442a 204 buf[0] = (0x0A);
RedBearLab 0:dfcebc1e442a 205 buf[1] = (0x01);
RedBearLab 0:dfcebc1e442a 206 buf[2] = (0x00);
RedBearLab 0:dfcebc1e442a 207 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3);
RedBearLab 0:dfcebc1e442a 208 }
RedBearLab 0:dfcebc1e442a 209 else
RedBearLab 0:dfcebc1e442a 210 {
RedBearLab 0:dfcebc1e442a 211 buf[0] = (0x0A);
RedBearLab 0:dfcebc1e442a 212 buf[1] = (0x00);
RedBearLab 0:dfcebc1e442a 213 buf[2] = (0x00);
RedBearLab 0:dfcebc1e442a 214 ble.updateCharacteristicValue(rxCharacteristic.getValueAttribute().getHandle(), buf, 3);
RedBearLab 0:dfcebc1e442a 215 }
RedBearLab 0:dfcebc1e442a 216 }
RedBearLab 0:dfcebc1e442a 217 }
RedBearLab 0:dfcebc1e442a 218
RedBearLab 0:dfcebc1e442a 219
RedBearLab 0:dfcebc1e442a 220 int main(void)
RedBearLab 0:dfcebc1e442a 221 {
RedBearLab 0:dfcebc1e442a 222 Ticker ticker;
RedBearLab 0:dfcebc1e442a 223 ticker.attach_us(m_status_check_handle, 200000);
RedBearLab 0:dfcebc1e442a 224
RedBearLab 0:dfcebc1e442a 225 ble.init();
RedBearLab 0:dfcebc1e442a 226 ble.onDisconnection(disconnectionCallback);
RedBearLab 0:dfcebc1e442a 227 ble.onDataWritten(WrittenHandler);
RedBearLab 0:dfcebc1e442a 228
RedBearLab 0:dfcebc1e442a 229 pc.baud(9600);
RedBearLab 0:dfcebc1e442a 230 pc.printf("SimpleChat Init \r\n");
RedBearLab 0:dfcebc1e442a 231 //pc.attach( uartCB , pc.RxIrq);
RedBearLab 0:dfcebc1e442a 232
RedBearLab 0:dfcebc1e442a 233 // setup advertising
RedBearLab 0:dfcebc1e442a 234 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED);
RedBearLab 0:dfcebc1e442a 235 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
RedBearLab 0:dfcebc1e442a 236 ble.accumulateAdvertisingPayload(GapAdvertisingData::SHORTENED_LOCAL_NAME,
yesterday07 6:90c63672a17c 237 (const uint8_t *)"Biscuit", sizeof("Biscuit") - 1);
RedBearLab 0:dfcebc1e442a 238 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS,
RedBearLab 0:dfcebc1e442a 239 (const uint8_t *)uart_base_uuid_rev, sizeof(uart_base_uuid));
RedBearLab 0:dfcebc1e442a 240 // 100ms; in multiples of 0.625ms.
RedBearLab 0:dfcebc1e442a 241 ble.setAdvertisingInterval(160);
RedBearLab 0:dfcebc1e442a 242 ble.addService(uartService);
RedBearLab 0:dfcebc1e442a 243
RedBearLab 0:dfcebc1e442a 244 ble.startAdvertising();
RedBearLab 0:dfcebc1e442a 245
RedBearLab 0:dfcebc1e442a 246 pc.printf("Advertising Start \r\n");
RedBearLab 0:dfcebc1e442a 247
yesterday07 6:90c63672a17c 248 while(1)
yesterday07 6:90c63672a17c 249 {
yesterday07 6:90c63672a17c 250 if (bmp180.init() != 0) {
yesterday07 6:90c63672a17c 251 printf("Error communicating with BMP180\r\n");
yesterday07 6:90c63672a17c 252 } else {
yesterday07 6:90c63672a17c 253 printf("Initialized BMP180\r\n");
yesterday07 6:90c63672a17c 254 break;
yesterday07 6:90c63672a17c 255 }
yesterday07 6:90c63672a17c 256 wait(1);
yesterday07 6:90c63672a17c 257 }
kat123 5:55d6789683d5 258
RedBearLab 0:dfcebc1e442a 259 while(1)
RedBearLab 0:dfcebc1e442a 260 {
RedBearLab 0:dfcebc1e442a 261 ble.waitForEvent();
RedBearLab 0:dfcebc1e442a 262 }
yesterday07 6:90c63672a17c 263
yesterday07 6:90c63672a17c 264 //*************************************************************************************
RedBearLab 0:dfcebc1e442a 265 }
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