main.cpp

00001 /*
00002 * Bitmaps need to be formatted as 16bppRgb565, flipped vertically
00003 * and a 6 byte header needs to be appended at the start of the array.
00004 * Use the following tool to create arrays for images. 
00005 * https://github.com/MikroElektronika/HEXIWEAR/tree/master/SW/ResourceCollectionTool
00006 * It takes an image and outputs the array. It handles the flipping and the 6 byte header.  
00007 * Image needs to be converted outside the tool to fit the screen 
00008 * (Max Dimensions:96px by 96px).
00009 */
00010 
00011 #include "mbed.h"
00012 #include "Hexi_OLED_SSD1351.h"
00013 #include "images.h"
00014 #include "Hexi_KW40Z.h"
00015 
00016 #define LED_ON      0
00017 #define LED_OFF     1
00018    
00019 void StartHaptic(void);
00020 void StopHaptic(void const *n);
00021 
00022 /* Instantiate the Click Relay pinout */
00023 DigitalOut relay1(PTA10);
00024 DigitalOut relay2(PTC4);
00025 
00026 /* Instantiate the RGB LED and Haptic motor pinout */
00027 DigitalOut redLed(LED1);
00028 DigitalOut greenLed(LED2);
00029 DigitalOut blueLed(LED3);
00030 DigitalOut haptic(PTB9);
00031 
00032 /* Instantiate the Hexi KW40Z Driver (UART TX, UART RX) */ 
00033 KW40Z kw40z_device(PTE24, PTE25);
00034 
00035 /* Instantiate the SSD1351 OLED Driver */
00036 SSD1351 oled(PTB22,PTB21,PTC13,PTB20,PTE6, PTD15); // (MOSI,SCLK,POWER,CS,RST,DC)
00037 
00038 /* Define timer for haptic feedback */
00039 RtosTimer hapticTimer(StopHaptic, osTimerOnce);
00040 
00041 
00042 
00043 int flag=0;
00044 
00045 void ButtonLeft(void)
00046 {
00047     StartHaptic();
00048     
00049     redLed      = LED_ON;
00050     greenLed    = LED_ON;
00051     blueLed     = LED_OFF;
00052     
00053     relay2 = !relay2;
00054     flag = 1;
00055 }
00056 
00057 void ButtonRight(void)
00058 {
00059     StartHaptic();
00060     
00061     redLed      = LED_ON;
00062     greenLed    = LED_OFF;
00063     blueLed     = LED_OFF;    
00064     
00065     relay1 = !relay1;
00066     flag = 1;
00067 }
00068 
00069 void StartHaptic(void)
00070 {
00071     hapticTimer.start(75);
00072     haptic = 1;
00073 }
00074 
00075 void StopHaptic(void const *n) {
00076     haptic = 0;
00077     hapticTimer.stop();
00078     redLed      = LED_OFF;
00079     greenLed    = LED_OFF;
00080     blueLed     = LED_OFF;
00081 }
00082 
00083 int main() {
00084     
00085     redLed      = LED_OFF;
00086     greenLed    = LED_OFF;
00087     blueLed     = LED_OFF;
00088     
00089     /* Pointer for the image to be displayed  */  
00090     const uint8_t *image1;
00091     const uint8_t *image2;
00092     const uint8_t *image3;
00093 
00094     /* Setting pointer location of the 96 by 96 pixel bitmap */
00095     image1  = Relay_OFF;
00096     image2  = Button_OFF;
00097     image3  = Button_ON;
00098     
00099     /* Turn on the backlight of the OLED Display */
00100     oled.DimScreenON();
00101     
00102     /* Register callbacks to application functions */
00103     kw40z_device.attach_buttonLeft(&ButtonLeft);
00104     kw40z_device.attach_buttonRight(&ButtonRight);
00105     
00106     /* Fill the screen with white to overwrite previous image */
00107     oled.FillScreen(COLOR_BLACK);
00108         
00109     /* Fill 96px by 96px Screen with 96px by 96px NXP Image starting at x=0,y=0 */
00110     oled.DrawImage(image1,0,0);
00111 
00112     while (true) 
00113     {
00114         
00115         if (flag == 1) 
00116         {
00117             if (relay2==0)  
00118                 {
00119                 /* Fill 96px by 96px Screen with 96px by 96px NXP Image starting at x=0,y=0 */
00120                 oled.DrawImage(image2,9,25);
00121                 }
00122             else 
00123                 {
00124                 /* Fill 96px by 96px Screen with 96px by 96px NXP Image starting at x=0,y=0 */
00125                 oled.DrawImage(image3,9,25);
00126                 }
00127             if (relay1==0) 
00128                 {
00129                 /* Draw 96px by 96px NXP Banner at the bottom by setting x =0,y=64(96-32)*/
00130                 oled.DrawImage(image2,54,25);
00131                 }
00132             else 
00133                 {
00134                 /* Draw 96px by 96px NXP Banner at the bottom by setting x =0,y=64(96-32)*/
00135                 oled.DrawImage(image3,54,25);
00136                 }
00137         flag = 0;
00138         }
00139         Thread::wait(50);
00140     }
00141 }