Diff: main.cpp

Revision:

0:13d7607a7678

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Sep 19 08:24:57 2017 +0000
@@ -0,0 +1,179 @@
+#include "mbed.h"
+#include "HDC1000.h"
+#include "Hexi_KW40Z.h"
+#include "Hexi_OLED_SSD1351.h"
+#include "string.h"
+
+#define LED_ON      0
+#define LED_OFF     1
+
+void StartHaptic(void);
+void StopHaptic(void const *n);
+void txTask(void);
+void read_task(void);
+
+DigitalOut  haptic(PTB9);
+DigitalOut  redLed(LED1,1);
+DigitalOut  greenLed(LED2,1);
+DigitalOut  blueLed(LED3,1);
+
+HDC1000     hdc(PTD9,PTD8);
+Serial      pc(USBTX, USBRX);
+SSD1351     oled(PTB22,PTB21,PTC13,PTB20,PTE6, PTD15);  /* (MOSI,SCLK,POWER,CS,RST,DC) */
+KW40Z       kw40z_device(PTE24, PTE25);                 /* Instantiate the Hexi KW40Z Driver (UART TX, UART RX) */
+RtosTimer   hapticTimer(StopHaptic, osTimerOnce);
+
+Thread      txThread;                                   /*Create a Thread to handle sending BLE Sensor Data */
+Thread      readThread;
+
+char text[20];  /* Text Buffer */
+
+void StartHaptic(void)
+{
+    hapticTimer.start(50);
+    haptic = 1;
+}
+
+void StopHaptic(void const *n)
+{
+    haptic = 0;
+    hapticTimer.stop();
+}
+
+/****************************Call Back Functions*******************************/
+void ButtonRight(void)
+{
+    StartHaptic();
+    kw40z_device.ToggleAdvertisementMode();
+}
+
+void ButtonLeft(void)
+{
+    StartHaptic();
+    kw40z_device.ToggleAdvertisementMode();
+}
+
+void PassKey(void)
+{
+    StartHaptic();
+    strcpy((char *) text,"PAIR CODE");
+    oled.TextBox((uint8_t *)text,0,25,95,18);
+
+    /* Display Bond Pass Key in a 95px by 18px textbox at x=0,y=40 */
+    sprintf(text,"%d", kw40z_device.GetPassKey());
+    oled.TextBox((uint8_t *)text,0,40,95,18);
+}
+
+
+// main() runs in its own thread in the OS
+int main()
+{
+
+
+
+    oled_text_properties_t textProperties = {0};
+    oled.GetTextProperties(&textProperties);
+
+    /* Turn on the backlight of the OLED Display */
+    oled.DimScreenON();
+
+    /* Fills the screen with solid black */
+    oled.FillScreen(COLOR_BLACK);
+
+    /* Register callbacks to application functions */
+    kw40z_device.attach_buttonLeft(&ButtonLeft);
+    kw40z_device.attach_buttonRight(&ButtonRight);
+    kw40z_device.attach_passkey(&PassKey);
+
+    /* Change font color to blue */
+    textProperties.fontColor   = COLOR_BLUE;
+    textProperties.alignParam = OLED_TEXT_ALIGN_CENTER;
+    oled.SetTextProperties(&textProperties);
+
+    /* Display Text at (x=0,y=0) */
+    strcpy((char *) text,"HDC1000");
+    oled.TextBox((uint8_t *)text,0,0,96,15); //Increase textbox for more digits
+
+    textProperties.fontColor = COLOR_WHITE;
+    oled.SetTextProperties(&textProperties);
+
+    /* Display Text at (x=7,y=30) */
+    strcpy((char *) text,"TEMP :");
+    oled.Label((uint8_t *)text,7,30);
+
+    /* Display Text at (x=7,y=45) */
+    strcpy((char *) text,"HUMI :");
+    oled.Label((uint8_t *)text,7,45);
+
+    /* Change font color to Blue */
+    textProperties.fontColor   = COLOR_BLUE;
+    oled.SetTextProperties(&textProperties);
+
+    /* Display Bluetooth Label at x=17,y=65 */
+    strcpy((char *) text,"BLUETOOTH");
+    oled.Label((uint8_t *)text,17,65);
+
+    /* Change font color to white */
+    textProperties.fontColor   = COLOR_WHITE;
+    textProperties.alignParam = OLED_TEXT_ALIGN_CENTER;
+    oled.SetTextProperties(&textProperties);
+
+    /* Display Label at x=22,y=80 */
+    strcpy((char *) text,"Tap Below");
+    oled.Label((uint8_t *)text,22,80);
+
+    txThread.start(txTask); /*Start transmitting Sensor Tag Data */
+    readThread.start(read_task);
+
+    while (true) {
+
+        blueLed = !kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/
+        Thread::wait(50);
+    }
+}
+
+/* txTask() transmits the sensor data */
+void txTask(void)
+{
+    while (true) {
+
+        hdc.get();    // Triger conversion
+
+        /*Notify Hexiwear App that it is running Sensor Tag mode*/
+        kw40z_device.SendSetApplicationMode(GUI_CURRENT_APP_SENSOR_TAG);
+        /*Send weight using pressure service*/
+        kw40z_device.SendTemperature(hdc.send_temp());
+        kw40z_device.SendHumidity(hdc.send_humi());
+        Thread::wait(1000);
+    }
+}
+
+void read_task(void)
+{
+
+    char t_temp[10] = {0}, s_temp[10] = {0};
+    char t_humi[10] = {0}, s_humi[10] = {0};
+    float temp = 0.0f, humi = 0.0f;
+    int16_t i_temp = 0;
+    uint16_t u_temp = 0, u_humi = 0;
+
+    while(true) {
+
+        hdc.get();    // Triger conversion
+        pc.printf("Temp: %+4.1fC, Humid: %4.1f%%\r\n", hdc.temperature(), hdc.humidity());
+        temp = hdc.temperature();
+        humi = hdc.humidity();
+        sprintf(t_temp,"%4.1fC",temp);
+        sprintf(t_humi,"%4.1f%%",humi);
+        i_temp = (int)(hdc.temperature());
+        u_temp = hdc.send_temp()/ 1000;
+        u_humi = hdc.send_humi()/ 1000;
+        pc.printf("int Temp: %d \r\n", i_temp);
+        pc.printf("unsigned Temp: %d, Humid: %u\r\n", u_temp, u_humi);
+
+        oled.TextBox((uint8_t *)t_temp,40,30,46,15); //Increase textbox for more digits
+        oled.TextBox((uint8_t *)t_humi,40,45,46,15); //Increase textbox for more digits
+
+        Thread::wait(2000);
+    }
+}