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Dependencies:   mbed

main.cpp@4:1f443e7a0122, 2017-03-31 (annotated)

Committer:
jennabarton
Date:
Fri Mar 31 23:27:52 2017 +0000
Revision:
4:1f443e7a0122
Parent:
3:7b0c215eb6a7
Child:
5:34c72bf980fa
connection to bluetooth device as keyboard

Who changed what in which revision?

UserRevisionLine numberNew contents of line
daviwang 0:1c15cf9cc4f9 1 #include "mbed.h"
daviwang 0:1c15cf9cc4f9 2
daviwang 0:1c15cf9cc4f9 3 DigitalOut myled(LED1);
daviwang 1:2e895e5272ab 4 Serial pc(USBTX, USBRX);
jennabarton 4:1f443e7a0122 5 Serial keyOut(p13, p14);
daviwang 1:2e895e5272ab 6 I2C camera1(p9, p10);
daviwang 1:2e895e5272ab 7
jennabarton 2:f501e506d62b 8 //initial camera data
daviwang 1:2e895e5272ab 9 int IRsensorAddress = 0xB0;
daviwang 1:2e895e5272ab 10 int slaveAddress;
daviwang 1:2e895e5272ab 11 char data_buf[16];
jennabarton 2:f501e506d62b 12 char s;
daviwang 1:2e895e5272ab 13 int i;
daviwang 1:2e895e5272ab 14
daviwang 1:2e895e5272ab 15
jennabarton 2:f501e506d62b 16 //point variables
jennabarton 2:f501e506d62b 17 int point1x = 0;
jennabarton 2:f501e506d62b 18 int point1y = 0;
jennabarton 2:f501e506d62b 19 int point2x = 0;
jennabarton 2:f501e506d62b 20 int point2y = 0;
jennabarton 2:f501e506d62b 21 int point3x = 0;
jennabarton 2:f501e506d62b 22 int point3y = 0;
jennabarton 2:f501e506d62b 23 int point4x = 0;
jennabarton 2:f501e506d62b 24 int point4y = 0;
jennabarton 2:f501e506d62b 25
jennabarton 2:f501e506d62b 26
jennabarton 2:f501e506d62b 27
daviwang 1:2e895e5272ab 28 //sensitivity
daviwang 1:2e895e5272ab 29 //Level 5: p0 = 0x96, p1 = 0xFE, p2 = 0xFE, p3 = 0x05
daviwang 1:2e895e5272ab 30 int sen0 = 0x96;
daviwang 1:2e895e5272ab 31 int sen1 = 0xFE;
daviwang 1:2e895e5272ab 32 int sen2 = 0xFE;
daviwang 1:2e895e5272ab 33 int sen3 = 0x00;
daviwang 1:2e895e5272ab 34
jennabarton 2:f501e506d62b 35 //matrices of x and y coordinates
jennabarton 2:f501e506d62b 36 int onex[4];
jennabarton 2:f501e506d62b 37 int oney[4];
daviwang 1:2e895e5272ab 38
daviwang 1:2e895e5272ab 39
jennabarton 4:1f443e7a0122 40
jennabarton 4:1f443e7a0122 41
daviwang 1:2e895e5272ab 42 void write2bytes(char data1, char data2){
daviwang 1:2e895e5272ab 43 char out[2];
daviwang 1:2e895e5272ab 44 out[0] = data1;
daviwang 1:2e895e5272ab 45 out[1] = data2;
daviwang 1:2e895e5272ab 46 camera1.write(slaveAddress, out, 2);
daviwang 1:2e895e5272ab 47 wait(0.01);
daviwang 1:2e895e5272ab 48 }
daviwang 1:2e895e5272ab 49
jennabarton 4:1f443e7a0122 50 void mouseCommand(uint8_t buttons, uint8_t x, uint8_t y) {
jennabarton 4:1f443e7a0122 51 keyOut.putc(0xFD);
jennabarton 4:1f443e7a0122 52 keyOut.putc(0x00);
jennabarton 4:1f443e7a0122 53 keyOut.putc(0x03);
jennabarton 4:1f443e7a0122 54 keyOut.putc(buttons);
jennabarton 4:1f443e7a0122 55 keyOut.putc(x);
jennabarton 4:1f443e7a0122 56 keyOut.putc(y);
jennabarton 4:1f443e7a0122 57 keyOut.putc(0x00);
jennabarton 4:1f443e7a0122 58 keyOut.putc(0x00);
jennabarton 4:1f443e7a0122 59 keyOut.putc(0x00);
jennabarton 4:1f443e7a0122 60 }
jennabarton 4:1f443e7a0122 61
jennabarton 4:1f443e7a0122 62 void keyCommand(uint8_t modifiers, uint8_t keycode1, uint8_t keycode2 = 0, uint8_t keycode3 = 0,
jennabarton 4:1f443e7a0122 63 uint8_t keycode4 = 0, uint8_t keycode5 = 0, uint8_t keycode6 = 0) {
jennabarton 4:1f443e7a0122 64 keyOut.putc(0xFD); // our command
jennabarton 4:1f443e7a0122 65 keyOut.putc(modifiers); // modifier!
jennabarton 4:1f443e7a0122 66 keyOut.putc(0x00); // 0x00
jennabarton 4:1f443e7a0122 67 keyOut.putc(keycode1); // key code #1
jennabarton 4:1f443e7a0122 68 keyOut.putc(keycode2); // key code #2
jennabarton 4:1f443e7a0122 69 keyOut.putc(keycode3); // key code #3
jennabarton 4:1f443e7a0122 70 keyOut.putc(keycode4); // key code #4
jennabarton 4:1f443e7a0122 71 keyOut.putc(keycode5); // key code #5
jennabarton 4:1f443e7a0122 72 keyOut.putc(keycode6); // key code #6
jennabarton 4:1f443e7a0122 73 }
jennabarton 4:1f443e7a0122 74
daviwang 1:2e895e5272ab 75 void initCamera(void){
daviwang 1:2e895e5272ab 76 // Initialize WiiMote Camera
daviwang 1:2e895e5272ab 77 write2bytes(0x30, 0x01);
daviwang 1:2e895e5272ab 78 write2bytes(0x00, 0x02);
daviwang 1:2e895e5272ab 79 write2bytes(0x00, 0x00);
daviwang 1:2e895e5272ab 80 write2bytes(0x71, 0x01);
daviwang 1:2e895e5272ab 81 write2bytes(0x00, sen0);
daviwang 1:2e895e5272ab 82 write2bytes(0x07, 0x00);
daviwang 1:2e895e5272ab 83 write2bytes(sen1, 0x1A);
daviwang 1:2e895e5272ab 84 write2bytes(sen2, sen3);
daviwang 1:2e895e5272ab 85 write2bytes(0x33, 0x03);
daviwang 1:2e895e5272ab 86 write2bytes(0x30, 0x08);
jennabarton 3:7b0c215eb6a7 87 //wait(0.1);
daviwang 1:2e895e5272ab 88
daviwang 1:2e895e5272ab 89 }
daviwang 0:1c15cf9cc4f9 90
jennabarton 2:f501e506d62b 91 void readCameraData(void){
jennabarton 2:f501e506d62b 92
jennabarton 2:f501e506d62b 93 //request data from camera
jennabarton 2:f501e506d62b 94 char out[1];
jennabarton 2:f501e506d62b 95 out[0] = 0x36;
jennabarton 2:f501e506d62b 96 camera1.write(slaveAddress, out, 1);
jennabarton 2:f501e506d62b 97 //wait(0.2); //do we need this?
jennabarton 2:f501e506d62b 98
jennabarton 2:f501e506d62b 99 //get data from camera
jennabarton 2:f501e506d62b 100 camera1.read(slaveAddress, data_buf, 16);
jennabarton 2:f501e506d62b 101
jennabarton 3:7b0c215eb6a7 102 // //print content of data buffer
jennabarton 3:7b0c215eb6a7 103 // for(int i = 0; i < 16; i++){
jennabarton 3:7b0c215eb6a7 104 // pc.printf(" data buf %d --> %c <-- \t as int --> %d <--\n", i, data_buf[i], (float) data_buf[i]);
jennabarton 3:7b0c215eb6a7 105 //
jennabarton 3:7b0c215eb6a7 106 // }
jennabarton 2:f501e506d62b 107
jennabarton 3:7b0c215eb6a7 108
jennabarton 2:f501e506d62b 109
jennabarton 2:f501e506d62b 110 //POINT 1
jennabarton 2:f501e506d62b 111 //get data
jennabarton 2:f501e506d62b 112 point1x = data_buf[1];
jennabarton 2:f501e506d62b 113 point1y = data_buf[2];
jennabarton 2:f501e506d62b 114 s = data_buf[3];
jennabarton 3:7b0c215eb6a7 115 //load x,y
jennabarton 3:7b0c215eb6a7 116 onex[0] = point1x + ((s & 0x30) << 4);
jennabarton 3:7b0c215eb6a7 117 oney[0] = point1y + ((s & 0xC0) << 2);
jennabarton 2:f501e506d62b 118
jennabarton 2:f501e506d62b 119 //POINT 2
jennabarton 2:f501e506d62b 120 //get data
jennabarton 2:f501e506d62b 121 point2x = data_buf[4];
jennabarton 2:f501e506d62b 122 point2y = data_buf[5];
jennabarton 2:f501e506d62b 123 s = data_buf[6];
jennabarton 2:f501e506d62b 124 //load x,y
jennabarton 2:f501e506d62b 125 onex[1] = point2x + ((s & 0x30) << 4);
jennabarton 2:f501e506d62b 126 oney[1] = point2y + ((s & 0xC0) << 2);
jennabarton 3:7b0c215eb6a7 127
jennabarton 2:f501e506d62b 128 //POINT 3
jennabarton 2:f501e506d62b 129 //get data
jennabarton 2:f501e506d62b 130 point3x = data_buf[7];
jennabarton 2:f501e506d62b 131 point3y = data_buf[8];
jennabarton 2:f501e506d62b 132 s = data_buf[9];
jennabarton 2:f501e506d62b 133 //load x,y
jennabarton 2:f501e506d62b 134 onex[2] = point3x + ((s & 0x30) << 4);
jennabarton 2:f501e506d62b 135 oney[2] = point3y + ((s & 0xC0) << 2);
jennabarton 2:f501e506d62b 136
jennabarton 2:f501e506d62b 137 //POINT 4
jennabarton 2:f501e506d62b 138 //get data
jennabarton 2:f501e506d62b 139 point4x = data_buf[10];
jennabarton 2:f501e506d62b 140 point4y = data_buf[11];
jennabarton 2:f501e506d62b 141 s = data_buf[12];
jennabarton 2:f501e506d62b 142 //load x,y
jennabarton 2:f501e506d62b 143 onex[3] = point4x + ((s & 0x30) << 4);
jennabarton 2:f501e506d62b 144 oney[3] = point4y + ((s & 0xC0) << 2);
jennabarton 2:f501e506d62b 145
jennabarton 2:f501e506d62b 146 }
jennabarton 2:f501e506d62b 147
jennabarton 2:f501e506d62b 148 void printCamData(int xcor[4], int ycor[4]){
jennabarton 2:f501e506d62b 149 for(int i = 0; i<4; i++){
jennabarton 2:f501e506d62b 150 int x = xcor[i];
jennabarton 2:f501e506d62b 151 int y = ycor[i];
jennabarton 2:f501e506d62b 152 //determine what to print
jennabarton 2:f501e506d62b 153 //x coordinate
jennabarton 3:7b0c215eb6a7 154 pc.printf(" %d,", x);
jennabarton 2:f501e506d62b 155
jennabarton 2:f501e506d62b 156 //y coordinate
jennabarton 3:7b0c215eb6a7 157 pc.printf(" %d\t", y);
jennabarton 4:1f443e7a0122 158
jennabarton 4:1f443e7a0122 159 if(x < 800 ){
jennabarton 4:1f443e7a0122 160 keyOut.putc(0x41);
jennabarton 4:1f443e7a0122 161 }
jennabarton 2:f501e506d62b 162 }
jennabarton 2:f501e506d62b 163
jennabarton 2:f501e506d62b 164 //new line and delay
jennabarton 2:f501e506d62b 165 pc.printf("\n");
jennabarton 3:7b0c215eb6a7 166 //wait(0.01);
jennabarton 2:f501e506d62b 167 }
jennabarton 2:f501e506d62b 168
jennabarton 4:1f443e7a0122 169
jennabarton 4:1f443e7a0122 170
jennabarton 4:1f443e7a0122 171
jennabarton 4:1f443e7a0122 172
daviwang 0:1c15cf9cc4f9 173 int main() {
daviwang 1:2e895e5272ab 174 myled = 0;
jennabarton 3:7b0c215eb6a7 175 //slaveAddress = IRsensorAddress >> 1;
jennabarton 3:7b0c215eb6a7 176 slaveAddress = IRsensorAddress;
daviwang 1:2e895e5272ab 177 initCamera();
daviwang 1:2e895e5272ab 178
jennabarton 3:7b0c215eb6a7 179 //update baud rate
jennabarton 3:7b0c215eb6a7 180 pc.baud(115200);
jennabarton 3:7b0c215eb6a7 181
jennabarton 4:1f443e7a0122 182 //click the left button and drag the mouse down 50 units
jennabarton 4:1f443e7a0122 183 //mouseCommand(0x1, 0, -50);
jennabarton 4:1f443e7a0122 184 keyCommand(0, 4);
jennabarton 4:1f443e7a0122 185
jennabarton 4:1f443e7a0122 186
daviwang 1:2e895e5272ab 187
daviwang 0:1c15cf9cc4f9 188 while(1) {
jennabarton 3:7b0c215eb6a7 189 wait(0.01);
jennabarton 2:f501e506d62b 190 myled = 1 - myled;
jennabarton 2:f501e506d62b 191
jennabarton 2:f501e506d62b 192 //get the camera data
jennabarton 2:f501e506d62b 193 readCameraData();
daviwang 1:2e895e5272ab 194
jennabarton 2:f501e506d62b 195 //print points
jennabarton 3:7b0c215eb6a7 196 printCamData(onex, oney);
daviwang 1:2e895e5272ab 197
jennabarton 4:1f443e7a0122 198
daviwang 0:1c15cf9cc4f9 199 }
daviwang 0:1c15cf9cc4f9 200 }