Hexiwear / Mbed OS Hexi_Click_IRThermo_Example

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Dependencies:   Hexi_KW40Z Hexi_MLX90614 Hexi_OLED_SSD1351

Fork of Hexi_Click_IRThermo_Example by Hexiwear

main.cpp@5:ae7682e17859, 2016-11-03 (annotated)

Committer:
GregC
Date:
Thu Nov 03 21:57:48 2016 +0000
Revision:
5:ae7682e17859
Parent:
2:14a1a79639db 
Very advanced Click IR Thermo example for Hexiwear featuring OLED Display, Bluetooth, Cloud and Touch

Who changed what in which revision?

UserRevisionLine numberNew contents of line
daveyclk 2:14a1a79639db 1
daveyclk 2:14a1a79639db 2 /******************************************************************************
daveyclk 2:14a1a79639db 3 * Includes
daveyclk 2:14a1a79639db 4 *******************************************************************************/
daveyclk 2:14a1a79639db 5
4180_1 0:bbaf949d2a27 6 #include "mbed.h"
4180_1 0:bbaf949d2a27 7 #include "mlx90614.h"
daveyclk 2:14a1a79639db 8 #include "Hexi_KW40Z.h"
daveyclk 2:14a1a79639db 9 #include "Hexi_OLED_SSD1351.h"
daveyclk 2:14a1a79639db 10 #include "OLED_types.h"
daveyclk 2:14a1a79639db 11 #include "OpenSans_Font.h"
daveyclk 2:14a1a79639db 12 #include "string.h"
daveyclk 2:14a1a79639db 13 #include "irimages_c.h"
4180_1 0:bbaf949d2a27 14
daveyclk 2:14a1a79639db 15
daveyclk 2:14a1a79639db 16
daveyclk 2:14a1a79639db 17 DigitalOut blueLed(LED3,1);
daveyclk 2:14a1a79639db 18 DigitalOut haptic(PTB9);
daveyclk 2:14a1a79639db 19
daveyclk 2:14a1a79639db 20 I2C i2c(PTD9,PTD8); //sda,scl (start i2c interace)
daveyclk 2:14a1a79639db 21
daveyclk 2:14a1a79639db 22 Serial pc(USBTX,USBRX); //serial usb config for debug
daveyclk 2:14a1a79639db 23
daveyclk 2:14a1a79639db 24 MLX90614 IR_thermometer(&i2c); // instantiate IR Thermometer
daveyclk 2:14a1a79639db 25
4180_1 0:bbaf949d2a27 26
daveyclk 2:14a1a79639db 27 /* prototypes */
daveyclk 2:14a1a79639db 28 void Sys_Init(void);
daveyclk 2:14a1a79639db 29 void readTemp(void);
daveyclk 2:14a1a79639db 30 void StartHaptic(void);
daveyclk 2:14a1a79639db 31 void StopHaptic(void const *n);
daveyclk 2:14a1a79639db 32 void txTask(void);
daveyclk 2:14a1a79639db 33 void animateDisplay(void);
daveyclk 2:14a1a79639db 34 void displayTemp(void);
daveyclk 2:14a1a79639db 35
daveyclk 2:14a1a79639db 36 /* Define timer for haptic feedback */
daveyclk 2:14a1a79639db 37 RtosTimer hapticTimer(StopHaptic, osTimerOnce);
4180_1 0:bbaf949d2a27 38
daveyclk 2:14a1a79639db 39 /* Instantiate the Hexi KW40Z Driver (UART TX, UART RX) */
daveyclk 2:14a1a79639db 40 KW40Z kw40z_device(PTE24, PTE25);
daveyclk 2:14a1a79639db 41
daveyclk 2:14a1a79639db 42
daveyclk 2:14a1a79639db 43 /* Instantiate the SSD1351 OLED Driver */
daveyclk 2:14a1a79639db 44 SSD1351 oled(PTB22,PTB21,PTC13,PTB20,PTE6, PTD15); /* (MOSI,SCLK,POWER,CS,RST,DC) */
daveyclk 2:14a1a79639db 45
daveyclk 2:14a1a79639db 46 /*Create a Thread to handle sending BLE Sensor Data */
daveyclk 2:14a1a79639db 47 Thread txThread;
daveyclk 2:14a1a79639db 48
daveyclk 2:14a1a79639db 49 /*Create a Thread to handle reading the sensor and display*/
daveyclk 2:14a1a79639db 50 Thread dispThread;
4180_1 0:bbaf949d2a27 51
daveyclk 2:14a1a79639db 52 /* Text Buffer */
daveyclk 2:14a1a79639db 53 char text[20];
daveyclk 2:14a1a79639db 54
daveyclk 2:14a1a79639db 55 /* Temperature images */
daveyclk 2:14a1a79639db 56 const uint8_t *blue1; // Pointer for the image to be displayed
daveyclk 2:14a1a79639db 57 const uint8_t *orange2; // Pointer for the image to be displayed
daveyclk 2:14a1a79639db 58 const uint8_t *red3; // Pointer for the image to be displayed
daveyclk 2:14a1a79639db 59
daveyclk 2:14a1a79639db 60 float tempC; //temperature in degrees C
daveyclk 2:14a1a79639db 61 float tempF; //temperature in degrees F
daveyclk 2:14a1a79639db 62
daveyclk 2:14a1a79639db 63
daveyclk 2:14a1a79639db 64 /****************************Call Back Functions*******************************/
daveyclk 2:14a1a79639db 65
daveyclk 2:14a1a79639db 66 void ButtonRight(void)
daveyclk 2:14a1a79639db 67 {
daveyclk 2:14a1a79639db 68 StartHaptic();
daveyclk 2:14a1a79639db 69 kw40z_device.ToggleAdvertisementMode();
daveyclk 2:14a1a79639db 70 }
daveyclk 2:14a1a79639db 71
daveyclk 2:14a1a79639db 72 void ButtonLeft(void)
daveyclk 2:14a1a79639db 73 {
daveyclk 2:14a1a79639db 74 StartHaptic();
daveyclk 2:14a1a79639db 75 kw40z_device.ToggleAdvertisementMode();
daveyclk 2:14a1a79639db 76 }
daveyclk 2:14a1a79639db 77
daveyclk 2:14a1a79639db 78 void PassKey(void)
daveyclk 2:14a1a79639db 79 {
daveyclk 2:14a1a79639db 80 StartHaptic();
daveyclk 2:14a1a79639db 81
daveyclk 2:14a1a79639db 82 /* Display Bond Pass Key in a 95px by 18px textbox at x=0,y=40 */
daveyclk 2:14a1a79639db 83 sprintf(text,"%d", kw40z_device.GetPassKey());
daveyclk 2:14a1a79639db 84 oled.TextBox((uint8_t *)text,0,72,95,18);
daveyclk 2:14a1a79639db 85 }
daveyclk 2:14a1a79639db 86
daveyclk 2:14a1a79639db 87 /***********************End of Call Back Functions*****************************/
daveyclk 2:14a1a79639db 88
daveyclk 2:14a1a79639db 89 /********************************Main******************************************/
daveyclk 2:14a1a79639db 90
daveyclk 2:14a1a79639db 91 int main()
daveyclk 2:14a1a79639db 92 {
daveyclk 2:14a1a79639db 93 Sys_Init(); // system initial values
daveyclk 2:14a1a79639db 94
daveyclk 2:14a1a79639db 95 while (true)
daveyclk 2:14a1a79639db 96 {
daveyclk 2:14a1a79639db 97 blueLed = !kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
daveyclk 2:14a1a79639db 98 Thread::wait(50);
daveyclk 2:14a1a79639db 99
4180_1 0:bbaf949d2a27 100 }
4180_1 0:bbaf949d2a27 101 }
daveyclk 2:14a1a79639db 102
daveyclk 2:14a1a79639db 103 /******************************End of Main*************************************/
daveyclk 2:14a1a79639db 104
daveyclk 2:14a1a79639db 105
daveyclk 2:14a1a79639db 106 /* txTask() transmits the sensor data */
daveyclk 2:14a1a79639db 107 void txTask(void){
daveyclk 2:14a1a79639db 108
daveyclk 2:14a1a79639db 109 while (true)
daveyclk 2:14a1a79639db 110 {
daveyclk 2:14a1a79639db 111
daveyclk 2:14a1a79639db 112 /*Notify Hexiwear App that it is running Sensor Tag mode*/
daveyclk 2:14a1a79639db 113 kw40z_device.SendSetApplicationMode(GUI_CURRENT_APP_SENSOR_TAG);
daveyclk 2:14a1a79639db 114
daveyclk 2:14a1a79639db 115 kw40z_device.SendTemperature(tempC*100); //send IR Click Temperature
daveyclk 2:14a1a79639db 116
daveyclk 2:14a1a79639db 117 Thread::wait(1000);
daveyclk 2:14a1a79639db 118 }
daveyclk 2:14a1a79639db 119 }
daveyclk 2:14a1a79639db 120
daveyclk 2:14a1a79639db 121
daveyclk 2:14a1a79639db 122 void StartHaptic(void) {
daveyclk 2:14a1a79639db 123 hapticTimer.start(50);
daveyclk 2:14a1a79639db 124 haptic = 1;
daveyclk 2:14a1a79639db 125 }
daveyclk 2:14a1a79639db 126
daveyclk 2:14a1a79639db 127 void StopHaptic(void const *n) {
daveyclk 2:14a1a79639db 128 haptic = 0;
daveyclk 2:14a1a79639db 129 hapticTimer.stop();
daveyclk 2:14a1a79639db 130 }
daveyclk 2:14a1a79639db 131
daveyclk 2:14a1a79639db 132 void readTemp(void) {
daveyclk 2:14a1a79639db 133 if (IR_thermometer.getTemp(&tempC)) {
daveyclk 2:14a1a79639db 134 //gets temperature from sensor via I2C bus
daveyclk 2:14a1a79639db 135
daveyclk 2:14a1a79639db 136 tempF = tempC * 9.0 / 5 + 32; // convert C to F
daveyclk 2:14a1a79639db 137
daveyclk 2:14a1a79639db 138 //print temperature on PC
daveyclk 2:14a1a79639db 139 printf("Temperature is %4.2F degrees C\r\n",tempC);
daveyclk 2:14a1a79639db 140 printf("Temperature is %4.2F degrees F\r\n",tempF);
daveyclk 2:14a1a79639db 141 }
daveyclk 2:14a1a79639db 142 }
daveyclk 2:14a1a79639db 143
daveyclk 2:14a1a79639db 144 void Sys_Init(void){
daveyclk 2:14a1a79639db 145
daveyclk 2:14a1a79639db 146 blue1 = blue1s_bmp; // Pointer for the image to be displayed
daveyclk 2:14a1a79639db 147 orange2 = orange2s_bmp; // Pointer for the image to be displayed
daveyclk 2:14a1a79639db 148 red3 = red3s_bmp; // Pointer for the image to be displayed
daveyclk 2:14a1a79639db 149
daveyclk 2:14a1a79639db 150 /* Fills the screen with solid black */
daveyclk 2:14a1a79639db 151 oled.FillScreen(COLOR_BLACK);
daveyclk 2:14a1a79639db 152
daveyclk 2:14a1a79639db 153 /* Turn on the backlight of the OLED Display */
GregC 5:ae7682e17859 154 // oled.DimScreenON();
daveyclk 2:14a1a79639db 155
daveyclk 2:14a1a79639db 156 oled.DrawImage(blue1,0,0); // Fill 96px by 96px Screen with 96px by 96px NXP Image starting at x=0,y=0
daveyclk 2:14a1a79639db 157 wait(0.5);
daveyclk 2:14a1a79639db 158 oled.DrawImage(orange2,0,0); // Fill 96px by 96px Screen with 96px by 96px NXP Image starting at x=0,y=0
daveyclk 2:14a1a79639db 159 wait(0.5);
daveyclk 2:14a1a79639db 160 oled.DrawImage(red3,0,0); // Fill 96px by 96px Screen with 96px by 96px NXP Image starting at x=0,y=0
daveyclk 2:14a1a79639db 161 wait(0.5);
daveyclk 2:14a1a79639db 162
daveyclk 2:14a1a79639db 163 /* Get OLED Class Default Text Properties */
daveyclk 2:14a1a79639db 164 oled_text_properties_t textProperties = {0};
daveyclk 2:14a1a79639db 165 oled.GetTextProperties(&textProperties);
daveyclk 2:14a1a79639db 166
daveyclk 2:14a1a79639db 167 /* Register callbacks to application functions */
daveyclk 2:14a1a79639db 168 kw40z_device.attach_buttonLeft(&ButtonLeft);
daveyclk 2:14a1a79639db 169 kw40z_device.attach_buttonRight(&ButtonRight);
daveyclk 2:14a1a79639db 170 kw40z_device.attach_passkey(&PassKey);
daveyclk 2:14a1a79639db 171
daveyclk 2:14a1a79639db 172 /* Change font color to white */
daveyclk 2:14a1a79639db 173 textProperties.font = OpenSans_12x18_Regular;
daveyclk 2:14a1a79639db 174 textProperties.fontColor = COLOR_WHITE;
daveyclk 2:14a1a79639db 175 textProperties.alignParam = OLED_TEXT_ALIGN_LEFT;
daveyclk 2:14a1a79639db 176 oled.SetTextProperties(&textProperties);
daveyclk 2:14a1a79639db 177
daveyclk 2:14a1a79639db 178 strcpy((char *) text,"C");
daveyclk 2:14a1a79639db 179 /* Display Label at x=60,y=72 */
daveyclk 2:14a1a79639db 180 oled.Label((uint8_t *)text,60,72);
daveyclk 2:14a1a79639db 181
daveyclk 2:14a1a79639db 182 txThread.start(txTask); /*Start transmitting Sensor Tag Data */
daveyclk 2:14a1a79639db 183 dispThread.start(animateDisplay); /* start reading the temperature */
daveyclk 2:14a1a79639db 184 }
daveyclk 2:14a1a79639db 185
daveyclk 2:14a1a79639db 186
daveyclk 2:14a1a79639db 187
daveyclk 2:14a1a79639db 188 void animateDisplay(void){
daveyclk 2:14a1a79639db 189
daveyclk 2:14a1a79639db 190 while(true){
daveyclk 2:14a1a79639db 191
daveyclk 2:14a1a79639db 192 readTemp();
daveyclk 2:14a1a79639db 193
daveyclk 2:14a1a79639db 194 if (tempC > 30) // for temps over 30 display red
daveyclk 2:14a1a79639db 195 oled.DrawImage(red3,0,0);
daveyclk 2:14a1a79639db 196 else if (tempC < 30 || tempC > 10) // for temps between 10 and 30 display orange
daveyclk 2:14a1a79639db 197 oled.DrawImage(orange2,0,0);
daveyclk 2:14a1a79639db 198 else if (tempC < 10) // for temps under 10 display blue
daveyclk 2:14a1a79639db 199 oled.DrawImage(blue1,0,0);
daveyclk 2:14a1a79639db 200 displayTemp(); // show temp on display
daveyclk 2:14a1a79639db 201
daveyclk 2:14a1a79639db 202 Thread::wait(500);
daveyclk 2:14a1a79639db 203 }
daveyclk 2:14a1a79639db 204 }
daveyclk 2:14a1a79639db 205
daveyclk 2:14a1a79639db 206 void displayTemp(void){
daveyclk 2:14a1a79639db 207
daveyclk 2:14a1a79639db 208 /* format the text */
daveyclk 2:14a1a79639db 209 sprintf(text,"%.1f", tempC);
daveyclk 2:14a1a79639db 210 /* Display Label at x=22,y=80 */
daveyclk 2:14a1a79639db 211 oled.TextBox((uint8_t *)text,22,72,30,18);
daveyclk 2:14a1a79639db 212 }