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hexiwear code that transmits sensor data via bluetooth
Dependencies: FXAS21002 FXOS8700 Hexi_KW40Z Hexi_OLED_SSD1351
Fork of Hexi_BLE_Example_Modified by
Diff: main.cpp
- Revision:
- 0:c80666325948
- Child:
- 1:a0d9eeedb771
diff -r 000000000000 -r c80666325948 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue Sep 20 01:13:43 2016 +0000 @@ -0,0 +1,139 @@ +/* Use this in conjunction with the iOS or Android Hexiwear App. + This example currently shows the Sensor Tag functionality. + Program the Hexiwear with the binary, then tap to turn on + Bluetooth.(Blue LED indicates BLE is on) Use Hexiwear app to + connect. Pairing code will appear on the OLED screen. */ + +#include "mbed.h" +#include "Hexi_KW40Z.h" +#include "Hexi_OLED_SSD1351.h" +#include "OLED_types.h" +#include "OpenSans_Font.h" +#include "string.h" + +#define LED_ON 0 +#define LED_OFF 1 + +void StartHaptic(void); +void StopHaptic(void const *n); + +DigitalOut redLed(LED1,1); +DigitalOut greenLed(LED2,1); +DigitalOut blueLed(LED3,1); +DigitalOut haptic(PTB9); + +/* Define timer for haptic feedback */ +RtosTimer hapticTimer(StopHaptic, osTimerOnce); + +/* Instantiate the Hexi KW40Z Driver (UART TX, UART RX) */ +KW40Z kw40z_device(PTE24, PTE25); + +/* Instantiate the SSD1351 OLED Driver */ +SSD1351 oled(PTB22,PTB21,PTC13,PTB20,PTE6, PTD15); /* (MOSI,SCLK,POWER,CS,RST,DC) */ + +char text[20]; /* Text Buffer */ + +void ButtonRight(void) +{ + StartHaptic(); + kw40z_device.ToggleAdvertisementMode(); +} + +void ButtonLeft(void) +{ + StartHaptic(); + kw40z_device.ToggleAdvertisementMode(); +} + +void PassKey(void) +{ + StartHaptic(); + + /* Display Text at (x=20,y=2) */ + strcpy((char *) text,"PAIR CODE"); + oled.Label((uint8_t *)text,20,25); + + /* 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); +} + +int main() +{ + /* Get OLED Class Default Text Properties */ + 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; + 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); + + + while (true) { + + blueLed = !kw40z_device.GetAdvertisementMode(); /*Indicate BLE Advertisment Mode*/ + + /*Notify device that it is running Sensor Tag mode for the Hexiwear App*/ + kw40z_device.SendSetApplicationMode(GUI_CURRENT_APP_SENSOR_TAG); + + /*The following is sending dummy data over Bluetooth LE. Replace with real data*/ + + /*Send Battery Level for 20% */ + kw40z_device.SendBatteryLevel(20); + + /*Send Ambient Light Level at 50% */ + kw40z_device.SendAmbientLight(50); + + /*Send Humidity at 90% */ + kw40z_device.SendHumidity(9000); + + /*Send Temperature at 25 degrees Celsius */ + kw40z_device.SendTemperature(2500); + + /*Send Pressure at 100kPA */ + kw40z_device.SendPressure(10000); + + /*Send Mag,Accel,Gyro Data. Y-axis has offset in Hexiwear App*/ + kw40z_device.SendGyro(0,0,0); + kw40z_device.SendAccel(0,0,0); + kw40z_device.SendMag(0,0,0); + + Thread::wait(1000); + + } +} + +void StartHaptic(void) +{ + hapticTimer.start(50); + haptic = 1; +} + +void StopHaptic(void const *n) { + haptic = 0; + hapticTimer.stop(); +}