Xiaofei Qiu / EasyVR3_LED_Library

EasyVR3_LED_Library

EasyVR.cpp@0:8ec860bd579a, 2015-10-22 (annotated)

Committer:
Xiaofei
Date:
Thu Oct 22 19:35:17 2015 +0000
Revision:
0:8ec860bd579a
Child:
2:d772f65f65ab
EasyVR3_LED

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Xiaofei 0:8ec860bd579a 1 #pragma once
Xiaofei 0:8ec860bd579a 2 #include "EasyVR.h"
Xiaofei 0:8ec860bd579a 3
Xiaofei 0:8ec860bd579a 4 EasyVR::EasyVR(PinName tx,PinName rx):_easyVR(tx,rx)
Xiaofei 0:8ec860bd579a 5 {
Xiaofei 0:8ec860bd579a 6 }
Xiaofei 0:8ec860bd579a 7
Xiaofei 0:8ec860bd579a 8 EasyVR::~EasyVR()
Xiaofei 0:8ec860bd579a 9 {
Xiaofei 0:8ec860bd579a 10 }
Xiaofei 0:8ec860bd579a 11
Xiaofei 0:8ec860bd579a 12 void EasyVR::sendCmd(uint8_t c)
Xiaofei 0:8ec860bd579a 13 {
Xiaofei 0:8ec860bd579a 14 _easyVR.putc(c);
Xiaofei 0:8ec860bd579a 15 wait(0.001);
Xiaofei 0:8ec860bd579a 16 }
Xiaofei 0:8ec860bd579a 17
Xiaofei 0:8ec860bd579a 18 void EasyVR::sendArg(int8_t c)
Xiaofei 0:8ec860bd579a 19 {
Xiaofei 0:8ec860bd579a 20 _easyVR.putc(c + ARG_ZERO);
Xiaofei 0:8ec860bd579a 21 wait(0.001);
Xiaofei 0:8ec860bd579a 22 }
Xiaofei 0:8ec860bd579a 23
Xiaofei 0:8ec860bd579a 24 int8_t EasyVR::recv(int8_t time)
Xiaofei 0:8ec860bd579a 25 {
Xiaofei 0:8ec860bd579a 26 while(!_easyVR.readable() && time != 0)
Xiaofei 0:8ec860bd579a 27 {
Xiaofei 0:8ec860bd579a 28 if(time>0)
Xiaofei 0:8ec860bd579a 29 time--;
Xiaofei 0:8ec860bd579a 30 wait(0.001);
Xiaofei 0:8ec860bd579a 31 }
Xiaofei 0:8ec860bd579a 32 return _easyVR.getc();
Xiaofei 0:8ec860bd579a 33 }
Xiaofei 0:8ec860bd579a 34
Xiaofei 0:8ec860bd579a 35 void EasyVR::decrypt(char* arg)
Xiaofei 0:8ec860bd579a 36 {
Xiaofei 0:8ec860bd579a 37 *arg = *arg - ARG_ZERO;
Xiaofei 0:8ec860bd579a 38 }
Xiaofei 0:8ec860bd579a 39
Xiaofei 0:8ec860bd579a 40 bool EasyVR::awake(int timeOut)
Xiaofei 0:8ec860bd579a 41 {
Xiaofei 0:8ec860bd579a 42 bool isAwake=0;
Xiaofei 0:8ec860bd579a 43
Xiaofei 0:8ec860bd579a 44 while (timeOut>0)
Xiaofei 0:8ec860bd579a 45 {
Xiaofei 0:8ec860bd579a 46 _easyVR.putc(CMD_BREAK);
Xiaofei 0:8ec860bd579a 47 if(_easyVR.getc()==CMD_TIMEOUT)
Xiaofei 0:8ec860bd579a 48 {
Xiaofei 0:8ec860bd579a 49 isAwake = 1;
Xiaofei 0:8ec860bd579a 50 }
Xiaofei 0:8ec860bd579a 51
Xiaofei 0:8ec860bd579a 52 if(timeOut>0)
Xiaofei 0:8ec860bd579a 53 {
Xiaofei 0:8ec860bd579a 54 timeOut--;
Xiaofei 0:8ec860bd579a 55 }
Xiaofei 0:8ec860bd579a 56 wait(0.001);
Xiaofei 0:8ec860bd579a 57 }
Xiaofei 0:8ec860bd579a 58 return isAwake;
Xiaofei 0:8ec860bd579a 59 }