Dave Clarke / Mbed OS iBreathe_Breathalyzer

Using Hexiware, Hexiware dock and an Alcohol click board, create your own breathalizer that connects to Wolksense to record your readings

Dependencies:   Hexi_KW40Z Hexi_OLED_SSD1351

Fork of Hexi_OLED_Text_Example by Hexiwear

main.cpp@5:a27fdb811237, 2016-09-27 (annotated)

Committer:
daveyclk
Date:
Tue Sep 27 09:27:06 2016 +0000
Revision:
5:a27fdb811237
Parent:
4:4e35f2e4b786
Child:
6:7f4ba36b025f
initial version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
daveyclk 5:a27fdb811237 1 /****************************************************************************
daveyclk 5:a27fdb811237 2 * Title : iBreathe Breathalyzer
daveyclk 5:a27fdb811237 3 * Filename : breathalyzer
daveyclk 5:a27fdb811237 4 * Author : Dave Clarke
daveyclk 5:a27fdb811237 5 * Origin Date : 27/09/2016
daveyclk 5:a27fdb811237 6 * Notes : Breathalyzer utilizing Hexiware, Alcohol click and Wolksense
daveyclk 5:a27fdb811237 7 *****************************************************************************/
daveyclk 5:a27fdb811237 8 /**************************CHANGE LIST **************************************
daveyclk 5:a27fdb811237 9 *
daveyclk 5:a27fdb811237 10 * Date Software Version Initials Description
daveyclk 5:a27fdb811237 11 * 27/09/16 1.0.0 DC Interface Created.
daveyclk 5:a27fdb811237 12 *
daveyclk 5:a27fdb811237 13 *****************************************************************************/
daveyclk 5:a27fdb811237 14
daveyclk 5:a27fdb811237 15 /**
daveyclk 5:a27fdb811237 16 * @page TEST_CFG Test Configurations
daveyclk 5:a27fdb811237 17 * <h3> Test configuration : </h3>
daveyclk 5:a27fdb811237 18 * @par
daveyclk 5:a27fdb811237 19 * <ul>
daveyclk 5:a27fdb811237 20 * <li><b> MCU </b> : MK64FN1M0XXX12 </li>
daveyclk 5:a27fdb811237 21 * <li><b> Dev. Board </b> : HEXIWEAR </li>
daveyclk 5:a27fdb811237 22 * <li><b> Oscillator </b> : 12 MHz external </li>
daveyclk 5:a27fdb811237 23 * <li><b> Ext. Modules </b> : Alcohol Click on mikroBUS 1 </li>
daveyclk 5:a27fdb811237 24 * <li><b> SW </b> : mBed OS5 </li>
daveyclk 5:a27fdb811237 25 * </ul>
daveyclk 5:a27fdb811237 26 */
daveyclk 5:a27fdb811237 27
daveyclk 5:a27fdb811237 28 /**
daveyclk 5:a27fdb811237 29 * @mainpage
daveyclk 5:a27fdb811237 30 * <h3> Breathalyser created with HEXIWEAR and mBed OS 5 </h3>
daveyclk 5:a27fdb811237 31 * @par This will show you how much you've drunk and tell you with an Emoticon if
daveyclk 5:a27fdb811237 32 * you're too hammered to even consider driving. Using the Hexiware app the readings
daveyclk 5:a27fdb811237 33 * are transmitted to the cloud via bluetooth. Is it time to give up drinking yet?!
daveyclk 5:a27fdb811237 34
daveyclk 5:a27fdb811237 35 * <h3> Alcohol Features </h3>
daveyclk 5:a27fdb811237 36 * @par Alcohol click, Hexiwear docking station, Hexiware
daveyclk 5:a27fdb811237 37 */
daveyclk 5:a27fdb811237 38
daveyclk 5:a27fdb811237 39 /******************************************************************************
daveyclk 5:a27fdb811237 40 * Includes
daveyclk 5:a27fdb811237 41 *******************************************************************************/
daveyclk 5:a27fdb811237 42
khuang 0:a1af4ae04b06 43 #include "mbed.h"
daveyclk 5:a27fdb811237 44 #include "Hexi_KW40Z.h"
khuang 0:a1af4ae04b06 45 #include "Hexi_OLED_SSD1351.h"
daveyclk 5:a27fdb811237 46 #include "OLED_types.h"
daveyclk 5:a27fdb811237 47 #include "OpenSans_Font.h"
khuang 0:a1af4ae04b06 48 #include "string.h"
daveyclk 5:a27fdb811237 49 #include "iBreatheImages.h"
daveyclk 5:a27fdb811237 50
daveyclk 5:a27fdb811237 51 /******************************************************************************
daveyclk 5:a27fdb811237 52 * Module Variable Definitions
daveyclk 5:a27fdb811237 53 *******************************************************************************/
daveyclk 5:a27fdb811237 54
daveyclk 5:a27fdb811237 55 #define LED_ON 0
daveyclk 5:a27fdb811237 56 #define LED_OFF 1
daveyclk 5:a27fdb811237 57
daveyclk 5:a27fdb811237 58 // Pointers to:
daveyclk 5:a27fdb811237 59 const uint8_t *welcome, // Welcome screen image
daveyclk 5:a27fdb811237 60 *blank, // blank image
daveyclk 5:a27fdb811237 61 *blow, // Start Blowing Image
daveyclk 5:a27fdb811237 62 *drink, // You've been drinking image
daveyclk 5:a27fdb811237 63 *drive, // Don't drive image
daveyclk 5:a27fdb811237 64 *hang, // You'll have a hangover image
daveyclk 5:a27fdb811237 65 *ini, // Initialising image
daveyclk 5:a27fdb811237 66 *sober; // Sober as a judge image
daveyclk 5:a27fdb811237 67
daveyclk 5:a27fdb811237 68 const float Vadc_3V3 = 0.00005035; // 16-Bit ADC step 3V3/65535 = 0.05035 mV
daveyclk 5:a27fdb811237 69
daveyclk 5:a27fdb811237 70 float Vrl = 0, // Output voltage
daveyclk 5:a27fdb811237 71 ambientAlc = 0, // Abmient Output voltage from sensor
daveyclk 5:a27fdb811237 72 SensorRes = 0, // SensorRes (Ohm) - Sensor resistance
daveyclk 5:a27fdb811237 73 SensorRes1 = 0, // SensorRes (Ohm) - Sensor resistance
daveyclk 5:a27fdb811237 74 ppm = 0, // ppm
daveyclk 5:a27fdb811237 75 ppm_1 = 0, // Ambient ppm variable
daveyclk 5:a27fdb811237 76 ratio = 0; // SensorRes/LoadRes ratio
daveyclk 5:a27fdb811237 77
daveyclk 5:a27fdb811237 78 unsigned short adc_rd = 0; //Initialise anologue read variable
daveyclk 5:a27fdb811237 79
daveyclk 5:a27fdb811237 80 const uint8_t ppmText[] = "ppm:"; // text for PPM label
daveyclk 5:a27fdb811237 81
daveyclk 5:a27fdb811237 82 char text[20], // Text array variables
daveyclk 5:a27fdb811237 83 text2[20],
daveyclk 5:a27fdb811237 84 text3[20];
daveyclk 5:a27fdb811237 85
daveyclk 5:a27fdb811237 86 float value[20], // initial sensor set up values
daveyclk 5:a27fdb811237 87 value1[20]; // initial sensor set up values
daveyclk 5:a27fdb811237 88
daveyclk 5:a27fdb811237 89
daveyclk 5:a27fdb811237 90 /******************************************************************************
daveyclk 5:a27fdb811237 91 * Function Prototypes
daveyclk 5:a27fdb811237 92 *******************************************************************************/
daveyclk 5:a27fdb811237 93
daveyclk 5:a27fdb811237 94 void sysinit(void);
daveyclk 5:a27fdb811237 95 void ReadSensor();
daveyclk 5:a27fdb811237 96 void CalculatePPM(int times, bool amb);
daveyclk 5:a27fdb811237 97 void ambient(int times);
daveyclk 5:a27fdb811237 98 void StartHaptic(void);
daveyclk 5:a27fdb811237 99 void StopHaptic(void const *n);
daveyclk 5:a27fdb811237 100 void ButtonUp(void);
daveyclk 5:a27fdb811237 101 void txTask(void);
daveyclk 5:a27fdb811237 102
daveyclk 5:a27fdb811237 103 /******************************************************************************
daveyclk 5:a27fdb811237 104 * Instance setups
daveyclk 5:a27fdb811237 105 *******************************************************************************/
khuang 0:a1af4ae04b06 106
daveyclk 5:a27fdb811237 107 /* Instantiate the SSD1351 OLED Driver */
daveyclk 5:a27fdb811237 108 SSD1351 oled(PTB22,PTB21,PTC13,PTB20,PTE6, PTD15); /* (MOSI,SCLK,POWER,CS,RST,DC) */
daveyclk 5:a27fdb811237 109
daveyclk 5:a27fdb811237 110 /* Get OLED Class Default Text Properties */
daveyclk 5:a27fdb811237 111 oled_text_properties_t textProperties = {0};
daveyclk 5:a27fdb811237 112
daveyclk 5:a27fdb811237 113 //set up Analog read pin for alcohol sensor
daveyclk 5:a27fdb811237 114 AnalogIn Alcohol(PTB2);
daveyclk 5:a27fdb811237 115
daveyclk 5:a27fdb811237 116 /* Define timer for haptic feedback */
daveyclk 5:a27fdb811237 117 RtosTimer hapticTimer(StopHaptic, osTimerOnce);
daveyclk 5:a27fdb811237 118
daveyclk 5:a27fdb811237 119 /* Instantiate the Hexi KW40Z Driver (UART TX, UART RX) */
daveyclk 5:a27fdb811237 120 KW40Z kw40z_device(PTE24, PTE25);
daveyclk 5:a27fdb811237 121
daveyclk 5:a27fdb811237 122 /* LED and Haptic Set ups */
daveyclk 5:a27fdb811237 123 DigitalOut redLed(LED1);
daveyclk 5:a27fdb811237 124 DigitalOut greenLed(LED2);
daveyclk 5:a27fdb811237 125 DigitalOut blueLed(LED3);
daveyclk 5:a27fdb811237 126 DigitalOut haptic(PTB9);
daveyclk 5:a27fdb811237 127
daveyclk 5:a27fdb811237 128 /******************************************************************************
daveyclk 5:a27fdb811237 129 * Bluetooth button functions and passkey function
daveyclk 5:a27fdb811237 130 *******************************************************************************/
daveyclk 5:a27fdb811237 131
daveyclk 5:a27fdb811237 132 void ButtonRight(void)
daveyclk 5:a27fdb811237 133 {
daveyclk 5:a27fdb811237 134 StartHaptic();
daveyclk 5:a27fdb811237 135 kw40z_device.ToggleAdvertisementMode();
daveyclk 5:a27fdb811237 136 blueLed = kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
daveyclk 5:a27fdb811237 137 redLed = !kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
daveyclk 5:a27fdb811237 138 greenLed = !kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
daveyclk 5:a27fdb811237 139 }
daveyclk 5:a27fdb811237 140
daveyclk 5:a27fdb811237 141 void ButtonLeft(void)
daveyclk 5:a27fdb811237 142 {
daveyclk 5:a27fdb811237 143 StartHaptic();
daveyclk 5:a27fdb811237 144 kw40z_device.ToggleAdvertisementMode();
daveyclk 5:a27fdb811237 145 blueLed = kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
daveyclk 5:a27fdb811237 146 redLed = !kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
daveyclk 5:a27fdb811237 147 greenLed = !kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
daveyclk 5:a27fdb811237 148 }
daveyclk 5:a27fdb811237 149
daveyclk 5:a27fdb811237 150 void PassKey(void)
daveyclk 5:a27fdb811237 151 {
daveyclk 5:a27fdb811237 152 StartHaptic();
daveyclk 5:a27fdb811237 153 strcpy((char *) text,"PAIR CODE");
daveyclk 5:a27fdb811237 154 oled.TextBox((uint8_t *)text,0,25,95,18);
daveyclk 5:a27fdb811237 155
daveyclk 5:a27fdb811237 156 /* Display Bond Pass Key in a 95px by 18px textbox at x=0,y=40 */
daveyclk 5:a27fdb811237 157 sprintf(text3,"%d", kw40z_device.GetPassKey());
daveyclk 5:a27fdb811237 158 oled.TextBox((uint8_t *)text3,0,40,95,18);
daveyclk 5:a27fdb811237 159 }
daveyclk 5:a27fdb811237 160
daveyclk 5:a27fdb811237 161 /******************************************************************************
daveyclk 5:a27fdb811237 162 * Main
daveyclk 5:a27fdb811237 163 *******************************************************************************/
daveyclk 5:a27fdb811237 164 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 165 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 166 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 167 int main()
daveyclk 5:a27fdb811237 168 {
daveyclk 5:a27fdb811237 169 /* Set pointers to the BMPs stored in iBreatheImages.c */
daveyclk 5:a27fdb811237 170 welcome = iBreatheWS_bmp; // Welcome screen image
daveyclk 5:a27fdb811237 171 blank = iBreatheBlank_bmp; // blank image
daveyclk 5:a27fdb811237 172 blow = iBreatheBlow_bmp; // Start Blowing Image
daveyclk 5:a27fdb811237 173 drink = iBreatheDrink_bmp; // You've been drinking image
daveyclk 5:a27fdb811237 174 drive = iBreatheDrive_bmp; // Don't drive image
daveyclk 5:a27fdb811237 175 hang = iBreatheHang_bmp; // You'll have a hangover image
daveyclk 5:a27fdb811237 176 ini = iBreatheini_bmp; // Initialising image
daveyclk 5:a27fdb811237 177 sober = iBreatheSober_bmp; // Sober as a judge image
daveyclk 5:a27fdb811237 178
daveyclk 5:a27fdb811237 179 /* Set initial Values */
daveyclk 5:a27fdb811237 180 sysinit();
daveyclk 5:a27fdb811237 181 }
daveyclk 5:a27fdb811237 182
daveyclk 5:a27fdb811237 183 /******************************************************************************
daveyclk 5:a27fdb811237 184 * Public Function Definitions
daveyclk 5:a27fdb811237 185 *******************************************************************************/
daveyclk 5:a27fdb811237 186 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 187 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 188 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 189 /**************************************************************************************************
daveyclk 5:a27fdb811237 190 * Function readSensor(void)
daveyclk 5:a27fdb811237 191 * -------------------------------------------------------------------------------------------------
daveyclk 5:a27fdb811237 192 * Overview: Read sensor
daveyclk 5:a27fdb811237 193 * Input: None
daveyclk 5:a27fdb811237 194 * Output: None
daveyclk 5:a27fdb811237 195 **************************************************************************************************/
daveyclk 5:a27fdb811237 196
daveyclk 5:a27fdb811237 197 void ReadSensor()
daveyclk 5:a27fdb811237 198 {
daveyclk 5:a27fdb811237 199 /* Read 16 Bit Analog value */
daveyclk 5:a27fdb811237 200 adc_rd = Alcohol.read_u16();
daveyclk 5:a27fdb811237 201
daveyclk 5:a27fdb811237 202 // pause 200ms
daveyclk 5:a27fdb811237 203 Thread::wait(200);
daveyclk 5:a27fdb811237 204 }
daveyclk 5:a27fdb811237 205
daveyclk 5:a27fdb811237 206 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 207 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 208 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 209 /**************************************************************************************************
daveyclk 5:a27fdb811237 210 * Function CalculatePPM(Int times, bool amb)
daveyclk 5:a27fdb811237 211 * -------------------------------------------------------------------------------------------------
daveyclk 5:a27fdb811237 212 * Overview: Calculation of PPM
daveyclk 5:a27fdb811237 213 * Input: times = Number of samples to take, amb sets either ambient reading or test reading (true for test)
daveyclk 5:a27fdb811237 214 * Output: None
daveyclk 5:a27fdb811237 215 **************************************************************************************************/
khuang 0:a1af4ae04b06 216
daveyclk 5:a27fdb811237 217 void CalculatePPM(int times, bool amb)
daveyclk 5:a27fdb811237 218 {
daveyclk 5:a27fdb811237 219 float lgPPM;
daveyclk 5:a27fdb811237 220
daveyclk 5:a27fdb811237 221 /* Read values x times */
daveyclk 5:a27fdb811237 222 for(int x = 0; x < times; x++)
daveyclk 5:a27fdb811237 223 {
daveyclk 5:a27fdb811237 224 ReadSensor();
daveyclk 5:a27fdb811237 225 value[x] = ((float)adc_rd * Vadc_3V3);
daveyclk 5:a27fdb811237 226 StartHaptic();
daveyclk 5:a27fdb811237 227 Thread::wait(50);
daveyclk 5:a27fdb811237 228 }
daveyclk 5:a27fdb811237 229
daveyclk 5:a27fdb811237 230 /* Calculate the average value for accuratcy */
daveyclk 5:a27fdb811237 231 for(int y = 0; y < times; y++)
daveyclk 5:a27fdb811237 232 {
daveyclk 5:a27fdb811237 233 Vrl += value[y];
daveyclk 5:a27fdb811237 234 }
daveyclk 5:a27fdb811237 235 Vrl = Vrl / times;
daveyclk 5:a27fdb811237 236
daveyclk 5:a27fdb811237 237 /* Set SensorRes reference value */
daveyclk 5:a27fdb811237 238 SensorRes = (Vrl / 3.3);
daveyclk 5:a27fdb811237 239
daveyclk 5:a27fdb811237 240 /* Set ratio */
daveyclk 5:a27fdb811237 241 ratio = SensorRes1 / SensorRes;
daveyclk 5:a27fdb811237 242
daveyclk 5:a27fdb811237 243 /* Convert to PPM */
daveyclk 5:a27fdb811237 244 lgPPM = ( log10( ratio ) * -1.5512 ) + 2.5911;
daveyclk 5:a27fdb811237 245
daveyclk 5:a27fdb811237 246 /* If true create test result, flase creates reference result */
daveyclk 5:a27fdb811237 247 if (amb == true)
daveyclk 5:a27fdb811237 248 {
daveyclk 5:a27fdb811237 249 ppm = pow( 10, lgPPM );
daveyclk 5:a27fdb811237 250 }
daveyclk 5:a27fdb811237 251 else
daveyclk 5:a27fdb811237 252 {
daveyclk 5:a27fdb811237 253 ppm_1 = pow( 10, lgPPM );
daveyclk 5:a27fdb811237 254 }
daveyclk 5:a27fdb811237 255 }
daveyclk 5:a27fdb811237 256
daveyclk 5:a27fdb811237 257 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 258 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 259 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 260 /**************************************************************************************************
daveyclk 5:a27fdb811237 261 * Function void ambient(int times)
daveyclk 5:a27fdb811237 262 * -------------------------------------------------------------------------------------------------
daveyclk 5:a27fdb811237 263 * Overview: Reading of the Ambient Voltgage of the sensor for reference
daveyclk 5:a27fdb811237 264 * Input: times = Number of samples to take
daveyclk 5:a27fdb811237 265 * Output: None
daveyclk 5:a27fdb811237 266 **************************************************************************************************/
daveyclk 5:a27fdb811237 267
daveyclk 5:a27fdb811237 268 void ambient(int times)
daveyclk 5:a27fdb811237 269 {
daveyclk 5:a27fdb811237 270 /* Read ambient values x times flashing green led*/
daveyclk 5:a27fdb811237 271 for(int x = 0; x < times; x++)
daveyclk 5:a27fdb811237 272 {
daveyclk 5:a27fdb811237 273 redLed = LED_OFF;
daveyclk 5:a27fdb811237 274 greenLed = LED_OFF;
daveyclk 5:a27fdb811237 275 blueLed = LED_OFF;
daveyclk 5:a27fdb811237 276
daveyclk 5:a27fdb811237 277 ReadSensor();
daveyclk 5:a27fdb811237 278 value1[x] = (float)adc_rd * Vadc_3V3;
daveyclk 5:a27fdb811237 279
daveyclk 5:a27fdb811237 280 redLed = LED_OFF;
daveyclk 5:a27fdb811237 281 greenLed = LED_ON;
daveyclk 5:a27fdb811237 282 blueLed = LED_OFF;
daveyclk 5:a27fdb811237 283 Thread::wait(48);
daveyclk 5:a27fdb811237 284 }
khuang 0:a1af4ae04b06 285
daveyclk 5:a27fdb811237 286 /* Calculate the average value for accuratcy */
daveyclk 5:a27fdb811237 287 for(int y = 0; y < times; y++)
daveyclk 5:a27fdb811237 288 {
daveyclk 5:a27fdb811237 289 ambientAlc+=value1[y];
daveyclk 5:a27fdb811237 290 }
daveyclk 5:a27fdb811237 291 ambientAlc = ambientAlc / times;
daveyclk 5:a27fdb811237 292
daveyclk 5:a27fdb811237 293 /* Set SensorRes1 reference value */
daveyclk 5:a27fdb811237 294 SensorRes1 = (ambientAlc / 3.3);
daveyclk 5:a27fdb811237 295 }
daveyclk 5:a27fdb811237 296
daveyclk 5:a27fdb811237 297 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 298 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 299 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 300 /**************************************************************************************************
daveyclk 5:a27fdb811237 301 * Function void StartHaptic(void)
daveyclk 5:a27fdb811237 302 * -------------------------------------------------------------------------------------------------
daveyclk 5:a27fdb811237 303 * Overview: Start Buzzing haptic motor
daveyclk 5:a27fdb811237 304 * Input: None
daveyclk 5:a27fdb811237 305 * Output: None
daveyclk 5:a27fdb811237 306 **************************************************************************************************/
daveyclk 5:a27fdb811237 307
daveyclk 5:a27fdb811237 308 void StartHaptic(void)
daveyclk 5:a27fdb811237 309 {
daveyclk 5:a27fdb811237 310 hapticTimer.start(50);
daveyclk 5:a27fdb811237 311 haptic = 1;
daveyclk 5:a27fdb811237 312 }
daveyclk 5:a27fdb811237 313
daveyclk 5:a27fdb811237 314 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 315 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 316 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 317 /**************************************************************************************************
daveyclk 5:a27fdb811237 318 * Function void StopHaptic(void)
daveyclk 5:a27fdb811237 319 * -------------------------------------------------------------------------------------------------
daveyclk 5:a27fdb811237 320 * Overview: Stop Buzzing haptic motor
daveyclk 5:a27fdb811237 321 * Input: None
daveyclk 5:a27fdb811237 322 * Output: None
daveyclk 5:a27fdb811237 323 **************************************************************************************************/
daveyclk 5:a27fdb811237 324
daveyclk 5:a27fdb811237 325 void StopHaptic(void const *n) {
daveyclk 5:a27fdb811237 326 haptic = 0;
daveyclk 5:a27fdb811237 327 hapticTimer.stop();
daveyclk 5:a27fdb811237 328 }
daveyclk 5:a27fdb811237 329
daveyclk 5:a27fdb811237 330 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 331 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 332 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 333 /**************************************************************************************************
daveyclk 5:a27fdb811237 334 * Function void ButtonUp(void)
daveyclk 5:a27fdb811237 335 * -------------------------------------------------------------------------------------------------
daveyclk 5:a27fdb811237 336 * Overview: Function called whe up button pressed, Begins Breathilyzer testing procedure
daveyclk 5:a27fdb811237 337 * Input: None
daveyclk 5:a27fdb811237 338 * Output: None
daveyclk 5:a27fdb811237 339 **************************************************************************************************/
khuang 0:a1af4ae04b06 340
daveyclk 5:a27fdb811237 341 void ButtonUp(void)
daveyclk 5:a27fdb811237 342 {
daveyclk 5:a27fdb811237 343 StartHaptic();
daveyclk 5:a27fdb811237 344
daveyclk 5:a27fdb811237 345 /* LED set to green for test beginning*/
daveyclk 5:a27fdb811237 346 redLed = LED_OFF;
daveyclk 5:a27fdb811237 347 greenLed = LED_ON;
daveyclk 5:a27fdb811237 348 blueLed = LED_OFF;
daveyclk 5:a27fdb811237 349
daveyclk 5:a27fdb811237 350 /* Fill 96px by 96px Screen with 96px by 96px Initialising Image starting at x=0,y=0 */
daveyclk 5:a27fdb811237 351 oled.DrawImage(ini,0,0);
daveyclk 5:a27fdb811237 352
daveyclk 5:a27fdb811237 353 /*read ambient atmosphere levels with 10 samples and set flag to show it's ambient basline figure*/
daveyclk 5:a27fdb811237 354 ambient(10);
daveyclk 5:a27fdb811237 355 CalculatePPM(10,false);
daveyclk 5:a27fdb811237 356
daveyclk 5:a27fdb811237 357 /* Fill 96px by 96px Screen with 96px by 96px Blowing Image starting at x=0,y=0 */
daveyclk 5:a27fdb811237 358 oled.DrawImage(blow,0,0);
daveyclk 5:a27fdb811237 359
daveyclk 5:a27fdb811237 360 /*read breathe alcohol levels with 10 samples and set flag to show it's breathilyzer test figure*/
daveyclk 5:a27fdb811237 361 CalculatePPM(10,true);
daveyclk 5:a27fdb811237 362
daveyclk 5:a27fdb811237 363 /*Calculate the difference in Alcohol level based on Ambient and test sample*/
daveyclk 5:a27fdb811237 364 ppm = ppm - ppm_1;
daveyclk 5:a27fdb811237 365
daveyclk 5:a27fdb811237 366 /*Throw away any values less than 0*/
daveyclk 5:a27fdb811237 367 if (ppm < 0)
daveyclk 5:a27fdb811237 368 {
daveyclk 5:a27fdb811237 369 ppm = 0;
daveyclk 5:a27fdb811237 370 }
daveyclk 5:a27fdb811237 371
daveyclk 5:a27fdb811237 372 /* Fill 96px by 96px Screen with 96px by 96px Blank Background Image starting at x=0,y=0 */
daveyclk 5:a27fdb811237 373 oled.DrawImage(blank,0,0);
daveyclk 5:a27fdb811237 374
daveyclk 5:a27fdb811237 375 /* Show Calculated alcohol level in PPM and send data via bluetooth to the cloud */
daveyclk 5:a27fdb811237 376 oled.SetTextProperties(&textProperties);
daveyclk 5:a27fdb811237 377 oled.Label(ppmText,20,36);
daveyclk 5:a27fdb811237 378 sprintf(text,"%.2f",ppm);
daveyclk 5:a27fdb811237 379 oled.Label((uint8_t *)text,50,36);
daveyclk 5:a27fdb811237 380 Thread::wait(1000);
daveyclk 5:a27fdb811237 381
daveyclk 5:a27fdb811237 382 /* Currently sending to the Pressure variable as a temp place holder */
daveyclk 5:a27fdb811237 383 kw40z_device.SendPressure(ppm * 10);
daveyclk 5:a27fdb811237 384
daveyclk 5:a27fdb811237 385 /* You've got a Hangover coming!*/
daveyclk 5:a27fdb811237 386 if ( ppm > 200)
daveyclk 5:a27fdb811237 387 {
daveyclk 5:a27fdb811237 388 redLed = LED_ON;
daveyclk 5:a27fdb811237 389 greenLed = LED_OFF;
daveyclk 5:a27fdb811237 390 blueLed = LED_OFF;
daveyclk 5:a27fdb811237 391
daveyclk 5:a27fdb811237 392 StartHaptic();
daveyclk 5:a27fdb811237 393
daveyclk 5:a27fdb811237 394 /* Fill 96px by 96px Screen with 96px by 96px Hangover Image starting at x=0,y=0 */
daveyclk 5:a27fdb811237 395 oled.DrawImage(hang,0,0);
daveyclk 5:a27fdb811237 396 }
daveyclk 5:a27fdb811237 397
daveyclk 5:a27fdb811237 398 /* You Shouldn't drive */
daveyclk 5:a27fdb811237 399 else if (ppm < 200 && ppm > 150)
daveyclk 5:a27fdb811237 400 {
daveyclk 5:a27fdb811237 401 redLed = LED_ON;
daveyclk 5:a27fdb811237 402 greenLed = LED_OFF;
daveyclk 5:a27fdb811237 403 blueLed = LED_ON;
daveyclk 5:a27fdb811237 404
daveyclk 5:a27fdb811237 405 StartHaptic();
daveyclk 5:a27fdb811237 406
daveyclk 5:a27fdb811237 407 /* Fill 96px by 96px Screen with 96px by 96px Don't Drive Image starting at x=0,y=0 */
daveyclk 5:a27fdb811237 408 oled.DrawImage(drive,0,0);
daveyclk 5:a27fdb811237 409 }
daveyclk 5:a27fdb811237 410
daveyclk 5:a27fdb811237 411 /* You've had a drink */
daveyclk 5:a27fdb811237 412 else if (ppm < 150 && ppm > 50)
daveyclk 5:a27fdb811237 413 {
daveyclk 5:a27fdb811237 414 redLed = LED_OFF;
daveyclk 5:a27fdb811237 415 greenLed = LED_ON;
daveyclk 5:a27fdb811237 416 blueLed = LED_ON;
daveyclk 5:a27fdb811237 417
daveyclk 5:a27fdb811237 418 StartHaptic();
daveyclk 5:a27fdb811237 419
daveyclk 5:a27fdb811237 420 /* Fill 96px by 96px Screen with 96px by 96px Had a drink Image starting at x=0,y=0 */
daveyclk 5:a27fdb811237 421 oled.DrawImage(drink,0,0);
daveyclk 5:a27fdb811237 422 }
daveyclk 5:a27fdb811237 423
daveyclk 5:a27fdb811237 424 /* Sober as a judge*/
daveyclk 5:a27fdb811237 425 else
daveyclk 5:a27fdb811237 426 {
daveyclk 5:a27fdb811237 427 redLed = LED_OFF;
daveyclk 5:a27fdb811237 428 greenLed = LED_ON;
daveyclk 5:a27fdb811237 429 blueLed = LED_OFF;
daveyclk 5:a27fdb811237 430
daveyclk 5:a27fdb811237 431 StartHaptic();
daveyclk 5:a27fdb811237 432 oled.DrawImage(sober,0,0);
daveyclk 5:a27fdb811237 433 }
daveyclk 5:a27fdb811237 434 Thread::wait(5000);
daveyclk 5:a27fdb811237 435
daveyclk 5:a27fdb811237 436 /* Go back to start screen */
daveyclk 5:a27fdb811237 437 sysinit();
daveyclk 5:a27fdb811237 438 }
daveyclk 5:a27fdb811237 439
daveyclk 5:a27fdb811237 440 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 441 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 442 /////////////////////////////////////////////////////////////////////////////////////////////////////////////
daveyclk 5:a27fdb811237 443 /**************************************************************************************************
daveyclk 5:a27fdb811237 444 * Function void sysint(void)
daveyclk 5:a27fdb811237 445 * -------------------------------------------------------------------------------------------------
daveyclk 5:a27fdb811237 446 * Overview: System Initial Values Set up
daveyclk 5:a27fdb811237 447 * Input: None
daveyclk 5:a27fdb811237 448 * Output: None
daveyclk 5:a27fdb811237 449 **************************************************************************************************/
daveyclk 5:a27fdb811237 450 void sysinit(void)
daveyclk 5:a27fdb811237 451 {
daveyclk 5:a27fdb811237 452 /* Set LED to Blue by default*/
daveyclk 5:a27fdb811237 453 redLed = LED_OFF;
daveyclk 5:a27fdb811237 454 greenLed = LED_OFF;
daveyclk 5:a27fdb811237 455 blueLed = LED_ON;
daveyclk 5:a27fdb811237 456
khuang 1:42e8e50ae4ac 457 /* Turn on the backlight of the OLED Display */
khuang 1:42e8e50ae4ac 458 oled.DimScreenON();
khuang 1:42e8e50ae4ac 459
daveyclk 5:a27fdb811237 460 /* Fill 96px by 96px Screen with 96px by 96px Welcome Image starting at x=0,y=0 */
daveyclk 5:a27fdb811237 461 oled.DrawImage(welcome,0,0);
daveyclk 5:a27fdb811237 462
daveyclk 5:a27fdb811237 463 /* Register callbacks to application functions */
daveyclk 5:a27fdb811237 464 kw40z_device.attach_buttonUp(&ButtonUp);
daveyclk 5:a27fdb811237 465 kw40z_device.attach_buttonLeft(&ButtonLeft);
daveyclk 5:a27fdb811237 466 kw40z_device.attach_buttonRight(&ButtonRight);
daveyclk 5:a27fdb811237 467 kw40z_device.attach_passkey(&PassKey);
daveyclk 5:a27fdb811237 468
daveyclk 5:a27fdb811237 469 /* Send sensor data to bluetooth */
daveyclk 5:a27fdb811237 470 kw40z_device.SendSetApplicationMode(GUI_CURRENT_APP_SENSOR_TAG);
daveyclk 5:a27fdb811237 471
daveyclk 5:a27fdb811237 472 /* Change font color to White */
daveyclk 5:a27fdb811237 473 oled.GetTextProperties(&textProperties);
daveyclk 5:a27fdb811237 474 textProperties.fontColor = COLOR_WHITE;
khuang 0:a1af4ae04b06 475 oled.SetTextProperties(&textProperties);
daveyclk 5:a27fdb811237 476 }