Nrithya Theetharappan / Mbed OS Hexi_BLE_Time_copy

software opt

Dependencies:   Hexi_KW40Z Hexi_OLED_SSD1351

Fork of Hexi_BLE_Time by Adam S

main.cpp@6:ae8a23b0735b, 2018-06-09 (annotated)

Committer:
astamb
Date:
Sat Jun 09 18:47:06 2018 +0000
Revision:
6:ae8a23b0735b
Parent:
5:0076f669169f
Child:
7:88af507a85bd
Child:
9:c8e4e6d4cdd0
green LED = time received!

Who changed what in which revision?

UserRevisionLine numberNew contents of line
khuang 0:c80666325948 1 #include "mbed.h"
khuang 0:c80666325948 2 #include "Hexi_KW40Z.h"
khuang 0:c80666325948 3 #include "Hexi_OLED_SSD1351.h"
khuang 0:c80666325948 4 #include "OLED_types.h"
khuang 0:c80666325948 5 #include "OpenSans_Font.h"
khuang 0:c80666325948 6 #include "string.h"
astamb 5:0076f669169f 7 #include "time.h"
khuang 0:c80666325948 8
khuang 0:c80666325948 9 #define LED_ON 0
khuang 0:c80666325948 10 #define LED_OFF 1
cotigac 3:c2ab3a0de448 11
cotigac 3:c2ab3a0de448 12 void UpdateSensorData(void);
khuang 0:c80666325948 13 void StartHaptic(void);
khuang 0:c80666325948 14 void StopHaptic(void const *n);
khuang 1:a0d9eeedb771 15 void txTask(void);
khuang 0:c80666325948 16
xihan94 4:20d4eebfa986 17 Serial pc(USBTX, USBRX);
xihan94 4:20d4eebfa986 18
khuang 0:c80666325948 19 DigitalOut redLed(LED1,1);
khuang 0:c80666325948 20 DigitalOut greenLed(LED2,1);
khuang 0:c80666325948 21 DigitalOut blueLed(LED3,1);
khuang 0:c80666325948 22 DigitalOut haptic(PTB9);
khuang 0:c80666325948 23
khuang 0:c80666325948 24 /* Define timer for haptic feedback */
khuang 0:c80666325948 25 RtosTimer hapticTimer(StopHaptic, osTimerOnce);
khuang 0:c80666325948 26
khuang 0:c80666325948 27 /* Instantiate the Hexi KW40Z Driver (UART TX, UART RX) */
khuang 0:c80666325948 28 KW40Z kw40z_device(PTE24, PTE25);
khuang 0:c80666325948 29
khuang 0:c80666325948 30 /* Instantiate the SSD1351 OLED Driver */
khuang 0:c80666325948 31 SSD1351 oled(PTB22,PTB21,PTC13,PTB20,PTE6, PTD15); /* (MOSI,SCLK,POWER,CS,RST,DC) */
khuang 0:c80666325948 32
khuang 1:a0d9eeedb771 33 /*Create a Thread to handle sending BLE Sensor Data */
khuang 1:a0d9eeedb771 34 Thread txThread;
astamb 5:0076f669169f 35 Thread broadcastThread;
khuang 0:c80666325948 36
khuang 1:a0d9eeedb771 37 /* Text Buffer */
khuang 1:a0d9eeedb771 38 char text[20];
astamb 5:0076f669169f 39 char time_text[20];
astamb 5:0076f669169f 40 char date_text[25];
khuang 1:a0d9eeedb771 41
cotigac 3:c2ab3a0de448 42 uint8_t battery = 100;
cotigac 3:c2ab3a0de448 43 uint8_t light = 0;
cotigac 3:c2ab3a0de448 44 uint16_t humidity = 4500;
cotigac 3:c2ab3a0de448 45 uint16_t temperature = 2000;
cotigac 3:c2ab3a0de448 46 uint16_t pressure = 9000;
cotigac 3:c2ab3a0de448 47 uint16_t x = 0;
cotigac 3:c2ab3a0de448 48 uint16_t y = 5000;
cotigac 3:c2ab3a0de448 49 uint16_t z = 10000;
cotigac 3:c2ab3a0de448 50
khuang 1:a0d9eeedb771 51 /****************************Call Back Functions*******************************/
astamb 5:0076f669169f 52
astamb 5:0076f669169f 53
khuang 0:c80666325948 54 void ButtonRight(void)
khuang 0:c80666325948 55 {
khuang 0:c80666325948 56 StartHaptic();
khuang 0:c80666325948 57 kw40z_device.ToggleAdvertisementMode();
khuang 0:c80666325948 58 }
khuang 0:c80666325948 59
khuang 0:c80666325948 60 void ButtonLeft(void)
khuang 0:c80666325948 61 {
khuang 0:c80666325948 62 StartHaptic();
khuang 0:c80666325948 63 kw40z_device.ToggleAdvertisementMode();
astamb 5:0076f669169f 64
khuang 0:c80666325948 65 }
khuang 0:c80666325948 66
astamb 5:0076f669169f 67
khuang 0:c80666325948 68 void PassKey(void)
khuang 0:c80666325948 69 {
khuang 0:c80666325948 70 StartHaptic();
khuang 0:c80666325948 71 strcpy((char *) text,"PAIR CODE");
khuang 1:a0d9eeedb771 72 oled.TextBox((uint8_t *)text,0,25,95,18);
khuang 0:c80666325948 73
khuang 0:c80666325948 74 /* Display Bond Pass Key in a 95px by 18px textbox at x=0,y=40 */
khuang 0:c80666325948 75 sprintf(text,"%d", kw40z_device.GetPassKey());
khuang 0:c80666325948 76 oled.TextBox((uint8_t *)text,0,40,95,18);
khuang 0:c80666325948 77 }
khuang 1:a0d9eeedb771 78
xihan94 4:20d4eebfa986 79 // Key modification: use the alert functionality enabled by the host-ble interface
xihan94 4:20d4eebfa986 80 // to define our own command.
xihan94 4:20d4eebfa986 81 void AlertReceived(uint8_t *data, uint8_t length)
xihan94 4:20d4eebfa986 82 {
xihan94 4:20d4eebfa986 83 StartHaptic();
xihan94 4:20d4eebfa986 84 data[19] = 0;
xihan94 4:20d4eebfa986 85 pc.printf("%s\n\r", data);
xihan94 4:20d4eebfa986 86
astamb 6:ae8a23b0735b 87 if (data) {
astamb 6:ae8a23b0735b 88 blueLed = LED_OFF;
astamb 6:ae8a23b0735b 89 greenLed = LED_ON;
astamb 6:ae8a23b0735b 90 wait_ms(1000);
astamb 6:ae8a23b0735b 91 greenLed = LED_OFF;
astamb 6:ae8a23b0735b 92 blueLed = LED_ON;
astamb 6:ae8a23b0735b 93 }
astamb 6:ae8a23b0735b 94
astamb 6:ae8a23b0735b 95 /*
xihan94 4:20d4eebfa986 96 // data (our command) must 20 bytes long.
xihan94 4:20d4eebfa986 97 // CMD for turning on: 'ledonledonledonledon'
xihan94 4:20d4eebfa986 98 if (data[4] == 'n') {
xihan94 4:20d4eebfa986 99 greenLed = LED_ON;
xihan94 4:20d4eebfa986 100 redLed = LED_ON;
xihan94 4:20d4eebfa986 101 blueLed = LED_ON;
xihan94 4:20d4eebfa986 102 pc.printf("on\n\r", data);
xihan94 4:20d4eebfa986 103
xihan94 4:20d4eebfa986 104 // CMD for turning off: 'ledoffledoffledoffled'
xihan94 4:20d4eebfa986 105 } else if (data[4] == 'f') {
xihan94 4:20d4eebfa986 106 greenLed = LED_OFF;
xihan94 4:20d4eebfa986 107 redLed = LED_OFF;
xihan94 4:20d4eebfa986 108 blueLed = LED_OFF;
xihan94 4:20d4eebfa986 109 pc.printf("off\n\r", data);
xihan94 4:20d4eebfa986 110 }
astamb 6:ae8a23b0735b 111 */
astamb 5:0076f669169f 112
xihan94 4:20d4eebfa986 113 }
khuang 1:a0d9eeedb771 114 /***********************End of Call Back Functions*****************************/
khuang 1:a0d9eeedb771 115
khuang 1:a0d9eeedb771 116 /********************************Main******************************************/
khuang 1:a0d9eeedb771 117
khuang 0:c80666325948 118 int main()
khuang 0:c80666325948 119 {
cotigac 3:c2ab3a0de448 120 /* Register callbacks to application functions */
cotigac 3:c2ab3a0de448 121 kw40z_device.attach_buttonLeft(&ButtonLeft);
cotigac 3:c2ab3a0de448 122 kw40z_device.attach_buttonRight(&ButtonRight);
cotigac 3:c2ab3a0de448 123 kw40z_device.attach_passkey(&PassKey);
xihan94 4:20d4eebfa986 124 kw40z_device.attach_alert(&AlertReceived);
astamb 5:0076f669169f 125
astamb 5:0076f669169f 126
xihan94 4:20d4eebfa986 127 pc.printf("hello\n\r");
xihan94 4:20d4eebfa986 128
khuang 0:c80666325948 129 /* Turn on the backlight of the OLED Display */
khuang 0:c80666325948 130 oled.DimScreenON();
khuang 0:c80666325948 131
khuang 0:c80666325948 132 /* Fills the screen with solid black */
khuang 0:c80666325948 133 oled.FillScreen(COLOR_BLACK);
cotigac 3:c2ab3a0de448 134
cotigac 3:c2ab3a0de448 135 /* Get OLED Class Default Text Properties */
cotigac 3:c2ab3a0de448 136 oled_text_properties_t textProperties = {0};
cotigac 3:c2ab3a0de448 137 oled.GetTextProperties(&textProperties);
khuang 0:c80666325948 138
khuang 0:c80666325948 139 /* Change font color to Blue */
khuang 0:c80666325948 140 textProperties.fontColor = COLOR_BLUE;
khuang 0:c80666325948 141 oled.SetTextProperties(&textProperties);
khuang 0:c80666325948 142
khuang 0:c80666325948 143 /* Display Bluetooth Label at x=17,y=65 */
khuang 0:c80666325948 144 strcpy((char *) text,"BLUETOOTH");
khuang 0:c80666325948 145 oled.Label((uint8_t *)text,17,65);
khuang 0:c80666325948 146
khuang 0:c80666325948 147 /* Change font color to white */
khuang 0:c80666325948 148 textProperties.fontColor = COLOR_WHITE;
khuang 0:c80666325948 149 textProperties.alignParam = OLED_TEXT_ALIGN_CENTER;
khuang 0:c80666325948 150 oled.SetTextProperties(&textProperties);
khuang 0:c80666325948 151
khuang 1:a0d9eeedb771 152 /* Display Label at x=22,y=80 */
khuang 0:c80666325948 153 strcpy((char *) text,"Tap Below");
khuang 0:c80666325948 154 oled.Label((uint8_t *)text,22,80);
astamb 5:0076f669169f 155
astamb 5:0076f669169f 156 // txThread.start(txTask); /*Start transmitting Sensor Tag Data */
astamb 5:0076f669169f 157
astamb 5:0076f669169f 158 int counter = 0;
astamb 5:0076f669169f 159 int status = 0;
khuang 0:c80666325948 160
khuang 1:a0d9eeedb771 161 while (true)
khuang 1:a0d9eeedb771 162 {
astamb 5:0076f669169f 163 counter += 1;
astamb 5:0076f669169f 164 status = !kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
astamb 5:0076f669169f 165 blueLed = status;
astamb 5:0076f669169f 166 pc.printf("[%i] blueLed = %i\r\n",counter, status);
astamb 5:0076f669169f 167
astamb 6:ae8a23b0735b 168 time_t rawtime;
astamb 6:ae8a23b0735b 169 struct tm * timeinfo;
astamb 6:ae8a23b0735b 170 time(&rawtime);
astamb 6:ae8a23b0735b 171 timeinfo = localtime (&rawtime);
astamb 6:ae8a23b0735b 172 const tm *t = localtime(&rawtime); // Convert the unix time to actual time
astamb 6:ae8a23b0735b 173
astamb 5:0076f669169f 174 int h = (t->tm_hour); // The hours
astamb 5:0076f669169f 175 int year = (t->tm_year);
astamb 5:0076f669169f 176
astamb 5:0076f669169f 177 // Format the time
astamb 5:0076f669169f 178 sprintf(time_text,"%d:%d:%d",h, t->tm_min, t->tm_sec);
astamb 5:0076f669169f 179 sprintf(date_text,"%d-%d-%d",year, (t->tm_mon), (t->tm_mday));
astamb 6:ae8a23b0735b 180
astamb 5:0076f669169f 181 char buf[80];
astamb 6:ae8a23b0735b 182
astamb 6:ae8a23b0735b 183 // Format time, "ddd yyyy-mm-dd hh:mm:ss zzz"
astamb 6:ae8a23b0735b 184 // ts = *localtime(&rawtime);
astamb 6:ae8a23b0735b 185 // pc.printf ("Current local time and date: %s", asctime(timeinfo));
astamb 6:ae8a23b0735b 186 // strftime(buf, sizeof(buf), "%a %Y-%m-%d %H:%M:%S %Z", &ts);
astamb 6:ae8a23b0735b 187 // pc.printf("%s\r\n", buf);
astamb 5:0076f669169f 188
astamb 6:ae8a23b0735b 189 /*
astamb 5:0076f669169f 190 pc.printf(time_text);
astamb 5:0076f669169f 191 pc.printf("\r\n");
astamb 5:0076f669169f 192 pc.printf(date_text);
astamb 5:0076f669169f 193 pc.printf("\r\n");
astamb 6:ae8a23b0735b 194 */
astamb 5:0076f669169f 195
astamb 5:0076f669169f 196 // Display the time on screen
astamb 5:0076f669169f 197 // oled_status_t SSD1351::TextBox(const uint8_t* text, int8_t xCrd, int8_t yCrd,uint8_t width,uint8_t height)
astamb 5:0076f669169f 198 oled.TextBox((uint8_t *)time_text,2,2, 91, 15);
astamb 5:0076f669169f 199 oled.TextBox((uint8_t *)date_text,2,16, 91, 15);
astamb 5:0076f669169f 200 redLed = !redLed;
astamb 5:0076f669169f 201
astamb 5:0076f669169f 202 Thread::wait(500);
astamb 5:0076f669169f 203
astamb 5:0076f669169f 204
astamb 5:0076f669169f 205
khuang 1:a0d9eeedb771 206 }
khuang 1:a0d9eeedb771 207 }
khuang 1:a0d9eeedb771 208
khuang 1:a0d9eeedb771 209 /******************************End of Main*************************************/
khuang 1:a0d9eeedb771 210
khuang 1:a0d9eeedb771 211
khuang 1:a0d9eeedb771 212 /* txTask() transmits the sensor data */
khuang 1:a0d9eeedb771 213 void txTask(void){
khuang 1:a0d9eeedb771 214
khuang 1:a0d9eeedb771 215 while (true)
khuang 1:a0d9eeedb771 216 {
cotigac 3:c2ab3a0de448 217 UpdateSensorData();
khuang 0:c80666325948 218
khuang 1:a0d9eeedb771 219 /*Notify Hexiwear App that it is running Sensor Tag mode*/
khuang 0:c80666325948 220 kw40z_device.SendSetApplicationMode(GUI_CURRENT_APP_SENSOR_TAG);
khuang 0:c80666325948 221
khuang 1:a0d9eeedb771 222 /*The following is sending dummy data over BLE. Replace with real data*/
khuang 1:a0d9eeedb771 223
khuang 0:c80666325948 224 /*Send Battery Level for 20% */
cotigac 3:c2ab3a0de448 225 kw40z_device.SendBatteryLevel(battery);
khuang 0:c80666325948 226
khuang 0:c80666325948 227 /*Send Ambient Light Level at 50% */
cotigac 3:c2ab3a0de448 228 kw40z_device.SendAmbientLight(light);
khuang 0:c80666325948 229
khuang 0:c80666325948 230 /*Send Humidity at 90% */
cotigac 3:c2ab3a0de448 231 kw40z_device.SendHumidity(humidity);
khuang 0:c80666325948 232
khuang 0:c80666325948 233 /*Send Temperature at 25 degrees Celsius */
cotigac 3:c2ab3a0de448 234 kw40z_device.SendTemperature(temperature);
khuang 0:c80666325948 235
khuang 0:c80666325948 236 /*Send Pressure at 100kPA */
cotigac 3:c2ab3a0de448 237 kw40z_device.SendPressure(pressure);
khuang 0:c80666325948 238
khuang 1:a0d9eeedb771 239 /*Send Mag,Accel,Gyro Data. */
cotigac 3:c2ab3a0de448 240 kw40z_device.SendGyro(x,y,z);
cotigac 3:c2ab3a0de448 241 kw40z_device.SendAccel(z,x,y);
cotigac 3:c2ab3a0de448 242 kw40z_device.SendMag(y,z,x);
cotigac 3:c2ab3a0de448 243
khuang 1:a0d9eeedb771 244 Thread::wait(1000);
khuang 0:c80666325948 245 }
khuang 0:c80666325948 246 }
khuang 0:c80666325948 247
astamb 5:0076f669169f 248
cotigac 3:c2ab3a0de448 249 void UpdateSensorData(void)
cotigac 3:c2ab3a0de448 250 {
cotigac 3:c2ab3a0de448 251 battery -= 5;
cotigac 3:c2ab3a0de448 252 if(battery < 5) battery = 100;
cotigac 3:c2ab3a0de448 253
cotigac 3:c2ab3a0de448 254 light += 20;
cotigac 3:c2ab3a0de448 255 if(light > 100) light = 0;
cotigac 3:c2ab3a0de448 256
cotigac 3:c2ab3a0de448 257 humidity += 500;
cotigac 3:c2ab3a0de448 258 if(humidity > 8000) humidity = 2000;
cotigac 3:c2ab3a0de448 259
cotigac 3:c2ab3a0de448 260 temperature -= 200;
cotigac 3:c2ab3a0de448 261 if(temperature < 200) temperature = 4200;
cotigac 3:c2ab3a0de448 262
cotigac 3:c2ab3a0de448 263 pressure += 300;
cotigac 3:c2ab3a0de448 264 if(pressure > 10300) pressure = 7500;
cotigac 3:c2ab3a0de448 265
cotigac 3:c2ab3a0de448 266 x += 1400;
cotigac 3:c2ab3a0de448 267 y -= 2300;
cotigac 3:c2ab3a0de448 268 z += 1700;
cotigac 3:c2ab3a0de448 269 }
cotigac 3:c2ab3a0de448 270
khuang 1:a0d9eeedb771 271 void StartHaptic(void) {
khuang 0:c80666325948 272 hapticTimer.start(50);
khuang 0:c80666325948 273 haptic = 1;
khuang 0:c80666325948 274 }
khuang 0:c80666325948 275
khuang 0:c80666325948 276 void StopHaptic(void const *n) {
khuang 0:c80666325948 277 haptic = 0;
khuang 0:c80666325948 278 hapticTimer.stop();
khuang 0:c80666325948 279 }
khuang 1:a0d9eeedb771 280