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| Riadok 1: |
Riadok 1: |
| − | == Software for Color Sensors ==
| + | = Software for Color Sensors = |
| | + | |
| | + | == Basic demonstration == |
| | + | |
| | + | * TCS230 sensor: [http://ap.urpi.fei.stuba.sk/sscim/TCS230Demo01.bs2 BASIC Stamp II code] |
| | + | * ColorPAL sensor [http://ap.urpi.fei.stuba.sk/sscim/ColorPalDemo01.ino Arduino code] |
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| Riadok 6: |
Riadok 11: |
| | Following Arduino code works with an original Parallax (or PhiPi) ColorDemo.exe program available at | | Following Arduino code works with an original Parallax (or PhiPi) ColorDemo.exe program available at |
| | the following address: http://www.parallax.com/Portals/0/Downloads/docs/prod/sens/ColorPAL_programs.zip | | the following address: http://www.parallax.com/Portals/0/Downloads/docs/prod/sens/ColorPAL_programs.zip |
| | + | |
| | + | * TCS230 sensor: [http://ap.urpi.fei.stuba.sk/sscim/TCS230Demo02.bs2 BASIC Stamp II code] |
| | + | * ColorPAL sensor [http://ap.urpi.fei.stuba.sk/sscim/ColorPalDemo02.ino Arduino code] |
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| | [[Obrázok:ColorMatchDemoExe.png|center]] | | [[Obrázok:ColorMatchDemoExe.png|center]] |
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| − | <source lang="c">
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| − | /*====================================================
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| − | / Connect ColorPAL SIG signal to Arduino pin 2 and 3
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| − | / Baud Rate = 9600 kbps
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| − | / Works with Arduino 0.20, not with 1.00 and above?
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| − | /====================================================*/
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| − |
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| − | #include <SoftwareSerial.h>
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| − |
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| − | SoftwareSerial ColorPAL(2, 3); // rx = 2, tx = 3
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| − |
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| − | int red, grn, blu;
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| − |
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| − | int gotcolor = 0;
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| − | int letter;
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| − |
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| − | char colorByte[9];
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| − |
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| − | void setup(){
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| − |
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| − | // for colordemo 9600,
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| − | Serial.begin(9600); // Start communication with serial port read value
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| − | ColorPAL.begin(4800); // Send signal to led to read value
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| − |
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| − | pinMode(2,INPUT); // serial pin out from color pal
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| − | pinMode(3,INPUT); // from same serial pin, signal pulls up, sends, pulls down, reads
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| − | digitalWrite(2,HIGH); // Enable the pull-up resistor
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| − | digitalWrite(3,HIGH); // Enable the pull-up resistor
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| − |
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| − | pinMode(2,OUTPUT); // send signal out
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| − | pinMode(3,OUTPUT);
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| − | digitalWrite(2,LOW); // turn pin off so pin 3 can go high
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| − | digitalWrite(3,LOW);
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| − |
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| − | pinMode(2,INPUT); // Input signal to print
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| − | pinMode(3,INPUT);
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| − |
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| − | delay(20);
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| − |
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| − | while( digitalRead(2) != HIGH || digitalRead(3) != HIGH ) {
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| − | delay(50);
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| − | }
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| − |
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| − |
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| − | pinMode(2,OUTPUT);
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| − | pinMode(3,OUTPUT);
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| − | digitalWrite(2,LOW);
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| − | digitalWrite(3,LOW);
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| − | delay(100); // spec is 80, but not all ColorPAL units work with 80
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| − |
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| − | pinMode(2,INPUT);
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| − | pinMode(3,OUTPUT);
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| − | delay(100);
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| − |
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| − |
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| − | delay(20);
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| − | ColorPAL.begin(4800);
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| − | ColorPAL.print("= (00 $ m) !"); // set up loop to continuously send color data
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| − | pinMode(3,INPUT);
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| − |
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| − |
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| − | }
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| − |
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| − | // This oscillates back and forth on one wire to turn off led, send signal,
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| − | // turn on led, read signal. very fast strobe read - arduino is not capable of
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| − | // one wire signal communication over digital ports, so this is a way around
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| − | // that over 2 wires communicating with 1 pin on the sensor.
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| − | //---------------------------------
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| − |
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| − | void loop()
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| − | {
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| − |
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| − | readColor();
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| − | gotcolor = 0;
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| − | delay(100);
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| − |
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| − | } /* End of loop() */
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| − |
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| − |
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| − | /* ***************************************** */
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| − | /* Function readColor() */
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| − | /* Reads ColorPAL, putting results in the */
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| − | /* red, grn, blu variables */
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| − | /* ***************************************** */
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| − | void readColor()
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| − | {
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| − | char rByte[9];
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| − | char dummy[4];
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| − |
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| − | // delay(20);
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| − | // ColorPAL.begin(4800);
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| − | // ColorPAL.print("= (00 $ m) !"); // set up loop to continuously send color data
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| | | | |
| − | pinMode(3,INPUT);
| + | == Processing software == |
| − | gotcolor = 0;
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| − | while (gotcolor == 0)
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| − | {
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| − | rByte[0] = ColorPAL.read();
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| − | if( rByte[0] == '$' )
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| − | {
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| − | gotcolor = 1;
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| − | for (int i=0; i<9; i++)
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| − | {
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| − | rByte[i] = ColorPAL.read();
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| − | }
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| | | | |
| − | Serial.print("R0");
| + | * TCS230 sensor: [http://ap.urpi.fei.stuba.sk/sscim/TCS230Demo03.bs2 BASIC Stamp II code] |
| − | Serial.print(rByte[0]);
| + | * ColorPAL sensor [http://ap.urpi.fei.stuba.sk/sscim/ColorPalDemo03.ino Arduino code] |
| − | Serial.print(rByte[1]);
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| − | Serial.print(rByte[2]);
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| − | Serial.print(" G0");
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| − | Serial.print(rByte[3]);
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| − | Serial.print(rByte[4]);
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| − | Serial.print(rByte[5]);
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| − | Serial.print(" B0");
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| − | Serial.print(rByte[6]);
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| − | Serial.print(rByte[7]);
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| − | Serial.print(rByte[8]);
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| − | Serial.println();
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| | | | |
| − | }
| + | [[Obrázok:ColorProcessingDemo.png|center]] |
| − | }
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| − | } /* End of function readColor() */
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| − | </source>
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