Xiaofei Qiu / Mbed 2 deprecated EasyVR3_LED

EasyVR3_LED

Dependencies:   mbed

main.cpp@0:13b922a701d4, 2015-10-22 (annotated)

Committer:
Xiaofei
Date:
Thu Oct 22 18:58:41 2015 +0000
Revision:
0:13b922a701d4
EasyVR3 LAB

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Xiaofei 0:13b922a701d4 1 #include "mbed.h"
Xiaofei 0:13b922a701d4 2 #include "EasyVR.h"
Xiaofei 0:13b922a701d4 3
Xiaofei 0:13b922a701d4 4 DigitalOut led1(LED1);
Xiaofei 0:13b922a701d4 5 DigitalOut led4(LED4);
Xiaofei 0:13b922a701d4 6
Xiaofei 0:13b922a701d4 7 EasyVR VR(p13, p14); // tx, rx
Xiaofei 0:13b922a701d4 8 Serial pc(USBTX,USBRX);
Xiaofei 0:13b922a701d4 9
Xiaofei 0:13b922a701d4 10 PwmOut red(p21);
Xiaofei 0:13b922a701d4 11 PwmOut blue(p22);
Xiaofei 0:13b922a701d4 12 PwmOut green(p23);
Xiaofei 0:13b922a701d4 13
Xiaofei 0:13b922a701d4 14 void ledDance();
Xiaofei 0:13b922a701d4 15
Xiaofei 0:13b922a701d4 16 int main() {
Xiaofei 0:13b922a701d4 17 char buffer=0;
Xiaofei 0:13b922a701d4 18
Xiaofei 0:13b922a701d4 19 if(VR.awake()) //wake up device - needs more work and a timeout
Xiaofei 0:13b922a701d4 20 {
Xiaofei 0:13b922a701d4 21 led1 = 1;
Xiaofei 0:13b922a701d4 22 }
Xiaofei 0:13b922a701d4 23
Xiaofei 0:13b922a701d4 24 while (1)
Xiaofei 0:13b922a701d4 25 {
Xiaofei 0:13b922a701d4 26 VR.sendCmd(CMD_RECOG_SI); // Start Recognition
Xiaofei 0:13b922a701d4 27 VR.sendArg(1); // Use Wordset 3 - the numbers 0..10
Xiaofei 0:13b922a701d4 28
Xiaofei 0:13b922a701d4 29 buffer = VR.recv(); // Receive a byte from easyVR
Xiaofei 0:13b922a701d4 30
Xiaofei 0:13b922a701d4 31 if(buffer == CMD_SLEEP) // If easyVR is sleeping
Xiaofei 0:13b922a701d4 32 {
Xiaofei 0:13b922a701d4 33 VR.sendCmd(' '); // Send blanck to activate it
Xiaofei 0:13b922a701d4 34 }
Xiaofei 0:13b922a701d4 35 else
Xiaofei 0:13b922a701d4 36 {
Xiaofei 0:13b922a701d4 37 VR.decrypt(&buffer); // If not sleeping, decrtpt received message
Xiaofei 0:13b922a701d4 38 pc.printf("%d\n",buffer);
Xiaofei 0:13b922a701d4 39 }
Xiaofei 0:13b922a701d4 40
Xiaofei 0:13b922a701d4 41 // if command is taken by easyVR, the LED4 will toggle
Xiaofei 0:13b922a701d4 42 if (buffer==7) {red = 0; green = 1; blue = 0;led4=!led4;} // hello
Xiaofei 0:13b922a701d4 43 if (buffer==6) {red = 0; green = 0; blue = 0;led4=!led4;} // stop or turn off
Xiaofei 0:13b922a701d4 44 if (buffer==3) {led4=!led4;ledDance();} // run
Xiaofei 0:13b922a701d4 45 if (buffer==7) led4=!led4;
Xiaofei 0:13b922a701d4 46 wait(0.1);
Xiaofei 0:13b922a701d4 47 }
Xiaofei 0:13b922a701d4 48 }
Xiaofei 0:13b922a701d4 49
Xiaofei 0:13b922a701d4 50 void ledDance()
Xiaofei 0:13b922a701d4 51 {
Xiaofei 0:13b922a701d4 52 for(int i=0;i<5000;i++)
Xiaofei 0:13b922a701d4 53 {
Xiaofei 0:13b922a701d4 54 red = !green;
Xiaofei 0:13b922a701d4 55 green = !blue;
Xiaofei 0:13b922a701d4 56 blue = !red;
Xiaofei 0:13b922a701d4 57 wait(0.001);
Xiaofei 0:13b922a701d4 58 }
Xiaofei 0:13b922a701d4 59 red = 1;
Xiaofei 0:13b922a701d4 60 green = 0;
Xiaofei 0:13b922a701d4 61 blue = 0;
Xiaofei 0:13b922a701d4 62
Xiaofei 0:13b922a701d4 63 }