Hexiwear / Mbed OS Hexi_Bubble_Game

HexiWear Bubble level program

Dependencies:   FXOS8700 NeatGUI

This program uses the accelerometer on the Hexiwear device to simulate a bubble level tool. When the X and Y accelerometer values are both zero, the HexiWear LED changes from red to green. Enjoy,

main.cpp@1:9bbb606da2d0, 2016-08-26 (annotated)

Committer:
Capper
Date:
Fri Aug 26 12:24:29 2016 +0000
Revision:
1:9bbb606da2d0
Parent:
0:d7a9c9f2bcc1 
Added some blank screen time to avoid OLED image burn

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Capper 0:d7a9c9f2bcc1 1 #include "mbed.h"
Capper 0:d7a9c9f2bcc1 2 #include <SSD1351_SPI.h>
Capper 0:d7a9c9f2bcc1 3 #include <HexiBubble.h>
Capper 0:d7a9c9f2bcc1 4 #include "FXOS8700.h"
Capper 0:d7a9c9f2bcc1 5
Capper 0:d7a9c9f2bcc1 6 //SSD1351_SPI ( mosi, miso, sclk, cs, dc ) ;
Capper 0:d7a9c9f2bcc1 7 SSD1351_SPI OLED96x96(PTB22,PTB23,PTB21,PTB20,PTD15);
Capper 0:d7a9c9f2bcc1 8 // Pin connections for Hexiwear
Capper 0:d7a9c9f2bcc1 9 FXOS8700 accel(PTC11, PTC10);
Capper 0:d7a9c9f2bcc1 10 // Storage for the data from the sensor
Capper 0:d7a9c9f2bcc1 11 float accel_data[3]; float accel_rms=0.0;
Capper 0:d7a9c9f2bcc1 12 DigitalOut led1(LED1);
Capper 0:d7a9c9f2bcc1 13 DigitalOut led2(LED2);
Capper 0:d7a9c9f2bcc1 14 DigitalOut led3(LED3);
Capper 0:d7a9c9f2bcc1 15 DigitalOut BOOSTEN(PTC13); //oled power enable
Capper 0:d7a9c9f2bcc1 16 int count = 0;
Capper 1:9bbb606da2d0 17 int count2 = 0;
Capper 0:d7a9c9f2bcc1 18 extern const uint8_t Main_screen_bmp[ 36864 ];
Capper 0:d7a9c9f2bcc1 19 int argb = 0xff000000;
Capper 0:d7a9c9f2bcc1 20 int rgbd = 0x00000000;
Capper 0:d7a9c9f2bcc1 21 int xposg = 0;
Capper 0:d7a9c9f2bcc1 22 int yposg = 0;
Capper 0:d7a9c9f2bcc1 23 int main() {
Capper 0:d7a9c9f2bcc1 24 led1 = 1;
Capper 0:d7a9c9f2bcc1 25 led2 = 1;
Capper 0:d7a9c9f2bcc1 26 led3 = 1;
Capper 0:d7a9c9f2bcc1 27 // Configure Accelerometer FXOS8700
Capper 0:d7a9c9f2bcc1 28 accel.accel_config();
Capper 0:d7a9c9f2bcc1 29 BOOSTEN = 1;
Capper 0:d7a9c9f2bcc1 30 OLED96x96.open();
Capper 0:d7a9c9f2bcc1 31 OLED96x96.state(Display::DISPLAY_ON);
Capper 0:d7a9c9f2bcc1 32 OLED96x96.fillRect(16,0,111,96,0xff000000);//alpha, BGR
Capper 0:d7a9c9f2bcc1 33 for(int xpos=0;xpos<97;xpos++)
Capper 0:d7a9c9f2bcc1 34 {
Capper 0:d7a9c9f2bcc1 35 for(int ypos=0;ypos<96;ypos++)
Capper 0:d7a9c9f2bcc1 36 {
Capper 0:d7a9c9f2bcc1 37 rgbd = ((Main_screen_bmp[count+3]<<24)|(Main_screen_bmp[count]<<16)|(Main_screen_bmp[count+1]<<8)|(Main_screen_bmp[count+2]));
Capper 0:d7a9c9f2bcc1 38 OLED96x96.drawPixel(ypos+16,xpos,rgbd);
Capper 0:d7a9c9f2bcc1 39 count=count+4;
Capper 0:d7a9c9f2bcc1 40 }
Capper 0:d7a9c9f2bcc1 41 }
Capper 0:d7a9c9f2bcc1 42 OLED96x96.drawCircle(61,47,4,0xff00ff00);
Capper 0:d7a9c9f2bcc1 43 OLED96x96.drawCircle(61,47,3,0xff00ff00);
Capper 0:d7a9c9f2bcc1 44 OLED96x96.drawCircle(61,47,2,0xff00ff00);
Capper 0:d7a9c9f2bcc1 45 while(1)
Capper 0:d7a9c9f2bcc1 46 {
Capper 0:d7a9c9f2bcc1 47 accel.acquire_accel_data_g(accel_data);
Capper 0:d7a9c9f2bcc1 48 xposg=(accel_data[1]*(-40.0));
Capper 0:d7a9c9f2bcc1 49 if (xposg > 27)
Capper 0:d7a9c9f2bcc1 50 xposg = 27;
Capper 0:d7a9c9f2bcc1 51 if (xposg < -27)
Capper 0:d7a9c9f2bcc1 52 xposg = -27;
Capper 0:d7a9c9f2bcc1 53 yposg=accel_data[0]*40.0;
Capper 0:d7a9c9f2bcc1 54 if (yposg > 27)
Capper 0:d7a9c9f2bcc1 55 yposg = 27;
Capper 0:d7a9c9f2bcc1 56 if (yposg < -27)
Capper 0:d7a9c9f2bcc1 57 yposg = -27;
Capper 0:d7a9c9f2bcc1 58 if((xposg == 0) and (yposg == 0))
Capper 0:d7a9c9f2bcc1 59 {
Capper 0:d7a9c9f2bcc1 60 led1 = 1;
Capper 0:d7a9c9f2bcc1 61 led2 = 0;
Capper 0:d7a9c9f2bcc1 62 }
Capper 0:d7a9c9f2bcc1 63 OLED96x96.drawCircle(61,47,8,0xff00ff00);
Capper 0:d7a9c9f2bcc1 64 OLED96x96.drawLine(61,7,61,87,0xff00ff00);
Capper 0:d7a9c9f2bcc1 65 OLED96x96.drawLine(21,47,101,47,0xff00ff00);
Capper 0:d7a9c9f2bcc1 66 OLED96x96.drawCircle(61-xposg,47+yposg,4,0xff00ff00);
Capper 0:d7a9c9f2bcc1 67 OLED96x96.drawCircle(61-xposg,47+yposg,3,0xff00ff00);
Capper 0:d7a9c9f2bcc1 68 OLED96x96.drawCircle(61-xposg,47+yposg,2,0xff00ff00);
Capper 0:d7a9c9f2bcc1 69 Thread::wait(20);
Capper 0:d7a9c9f2bcc1 70 OLED96x96.drawCircle(61-xposg,47+yposg,4,0xff000000);
Capper 0:d7a9c9f2bcc1 71 OLED96x96.drawCircle(61-xposg,47+yposg,3,0xff000000);
Capper 0:d7a9c9f2bcc1 72 OLED96x96.drawCircle(61-xposg,47+yposg,2,0xff000000);
Capper 0:d7a9c9f2bcc1 73 led1 = 0;
Capper 0:d7a9c9f2bcc1 74 led2 = 1;
Capper 1:9bbb606da2d0 75 count2++;
Capper 1:9bbb606da2d0 76 if (count2 > 100)
Capper 1:9bbb606da2d0 77 { //blank display to avoid image burn
Capper 1:9bbb606da2d0 78 OLED96x96.fillRect(16,0,111,96,0xff000000);//alpha, BGR
Capper 1:9bbb606da2d0 79 count2 = 0;
Capper 1:9bbb606da2d0 80 }
Capper 1:9bbb606da2d0 81 //BOOSTEN = 0; //turn off display after about 1 minute to avoid image burn
Capper 0:d7a9c9f2bcc1 82 }
Capper 0:d7a9c9f2bcc1 83
Capper 0:d7a9c9f2bcc1 84 }
Capper 0:d7a9c9f2bcc1 85