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Dependencies:   mbed EthernetInterface mbed-rto

LEDDriver.cpp@10:7871aeacea08, 2018-04-25 (annotated)

Committer:
albireo987
Date:
Wed Apr 25 07:22:18 2018 +0000
Revision:
10:7871aeacea08
Parent:
9:c800045806f0
Child:
25:1dc7dfe499fd
Child:
26:4c673da1a3ae
driver 7kHz

Who changed what in which revision?

UserRevisionLine numberNew contents of line
albireo987 6:36158325f7b0 1 #include "LEDDriver.h"
albireo987 9:c800045806f0 2 Serial pc(USBTX,USBRX);
albireo987 9:c800045806f0 3
albireo987 10:7871aeacea08 4 LEDDriver::LEDDriver( int* sharedDirections, int sizeOfSharedDirections)
albireo987 6:36158325f7b0 5 {
albireo987 9:c800045806f0 6 static int messageList[8]={0};
albireo987 10:7871aeacea08 7 static DigitalOut leds[]={DigitalOut(p23),DigitalOut(p11),DigitalOut(p12),DigitalOut(p13),DigitalOut(p14),DigitalOut(p15),DigitalOut(p16),DigitalOut(p17)};
albireo987 6:36158325f7b0 8 this->copy=Copy();
albireo987 6:36158325f7b0 9 this->messageList=messageList;
albireo987 6:36158325f7b0 10 this->leds=leds;
albireo987 9:c800045806f0 11 copy.copyInt((directions),sharedDirections,sizeOfSharedDirections);
albireo987 6:36158325f7b0 12 }
albireo987 6:36158325f7b0 13
albireo987 10:7871aeacea08 14 void LEDDriver::determineMessage(int directionValue,int led)
albireo987 6:36158325f7b0 15 {
albireo987 9:c800045806f0 16 if(directionValue==0)
albireo987 9:c800045806f0 17 {
albireo987 9:c800045806f0 18 messageList[led]=0;
albireo987 9:c800045806f0 19 }
albireo987 9:c800045806f0 20 else if(directionValue==1)
albireo987 9:c800045806f0 21 {
albireo987 9:c800045806f0 22 messageList[led]=1;
albireo987 9:c800045806f0 23 }
albireo987 9:c800045806f0 24 else if(directionValue==2)
albireo987 9:c800045806f0 25 {
albireo987 9:c800045806f0 26 messageList[led]=2;
albireo987 9:c800045806f0 27 }
albireo987 9:c800045806f0 28 else if(directionValue==3)
albireo987 9:c800045806f0 29 {
albireo987 9:c800045806f0 30 messageList[led]=3;
albireo987 9:c800045806f0 31 }
albireo987 6:36158325f7b0 32 }
albireo987 6:36158325f7b0 33
albireo987 6:36158325f7b0 34 int LEDDriver::getDirection(int id)
albireo987 6:36158325f7b0 35 {
albireo987 9:c800045806f0 36 int direction= directions[id];
albireo987 6:36158325f7b0 37 return direction;
albireo987 6:36158325f7b0 38 }
albireo987 6:36158325f7b0 39
albireo987 6:36158325f7b0 40 void LEDDriver::drive(int numberOfLeds)
albireo987 6:36158325f7b0 41 {
albireo987 9:c800045806f0 42 encodeAll(numberOfLeds);// 1 1 1 1 0 0 0 0 0 1
albireo987 10:7871aeacea08 43 static int codedMessage0[]={1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0};//{1,0,1,0,1,0,1,0,0,1,0,1,0,1,0,1,0,1,1,0}; currently frequency measure message(standard square wave)
albireo987 9:c800045806f0 44 // 1 1 1 1 0 1 0 0 0 1
albireo987 9:c800045806f0 45 static int codedMessage1[]={1,0,1,0,1,0,1,0,0,1,1,0,0,1,0,1,0,1,1,0};
albireo987 9:c800045806f0 46 // 1 1 1 1 1 0 1 0 0 1
albireo987 9:c800045806f0 47 static int codedMessage2[]={1,0,1,0,1,0,1,0,1,0,0,1,0,1,0,1,0,1,1,0};
albireo987 9:c800045806f0 48 // 1 1 1 1 1 1 0 0 0 1
albireo987 9:c800045806f0 49 static int codedMessage3[]={1,0,1,0,1,0,1,0,1,0,1,0,0,1,0,1,0,1,1,0};
albireo987 10:7871aeacea08 50 while(true)
albireo987 6:36158325f7b0 51 {
albireo987 9:c800045806f0 52 for(int j=0;j<20;j++)
albireo987 9:c800045806f0 53 {
albireo987 9:c800045806f0 54 for(int i =0;i<numberOfLeds;i++)
albireo987 9:c800045806f0 55 {
albireo987 9:c800045806f0 56 if(messageList[i]==0)
albireo987 9:c800045806f0 57 {
albireo987 9:c800045806f0 58 leds[i].write(codedMessage0[j]);
albireo987 10:7871aeacea08 59 ownWait(10);//100=708 HZ 10 = 7.08 kHZ
albireo987 10:7871aeacea08 60 }
albireo987 9:c800045806f0 61 else if(messageList[i]==1)
albireo987 9:c800045806f0 62 {
albireo987 9:c800045806f0 63 leds[i].write(codedMessage1[j]);
albireo987 10:7871aeacea08 64 ownWait(10);
albireo987 9:c800045806f0 65 }
albireo987 9:c800045806f0 66 else if(messageList[i]==2)
albireo987 9:c800045806f0 67 {
albireo987 9:c800045806f0 68 leds[i].write(codedMessage2[j]);
albireo987 10:7871aeacea08 69 ownWait(10);
albireo987 9:c800045806f0 70 }
albireo987 9:c800045806f0 71 else if(messageList[i]==3)
albireo987 9:c800045806f0 72 {
albireo987 9:c800045806f0 73 leds[i].write(codedMessage3[j]);
albireo987 10:7871aeacea08 74 ownWait(10);
albireo987 9:c800045806f0 75 }
albireo987 9:c800045806f0 76 }
albireo987 9:c800045806f0 77 }
albireo987 9:c800045806f0 78 }
albireo987 6:36158325f7b0 79 }
albireo987 6:36158325f7b0 80
albireo987 6:36158325f7b0 81 void LEDDriver::run(int numberOfLeds)
albireo987 6:36158325f7b0 82 {
albireo987 6:36158325f7b0 83 drive(numberOfLeds);
albireo987 6:36158325f7b0 84 }
albireo987 6:36158325f7b0 85
albireo987 6:36158325f7b0 86 void LEDDriver::encodeAll(int numberOfLeds)
albireo987 6:36158325f7b0 87 {
albireo987 6:36158325f7b0 88 for(int i = 0;i<numberOfLeds;i++)
albireo987 6:36158325f7b0 89 {
albireo987 10:7871aeacea08 90 determineMessage(getDirection(i),i);
albireo987 6:36158325f7b0 91 }
albireo987 10:7871aeacea08 92 }
albireo987 10:7871aeacea08 93
albireo987 10:7871aeacea08 94 void LEDDriver::ownWait(uint32_t us)
albireo987 10:7871aeacea08 95 {
albireo987 10:7871aeacea08 96 for(uint32_t i=0;i<us;i++)
albireo987 10:7871aeacea08 97 {
albireo987 10:7871aeacea08 98 for(volatile uint32_t j =0; j <96;j++)
albireo987 10:7871aeacea08 99 {
albireo987 10:7871aeacea08 100
albireo987 10:7871aeacea08 101 }
albireo987 10:7871aeacea08 102 }
albireo987 6:36158325f7b0 103 }