diff --git a/arduino/arduino.ino b/arduino/arduino.ino index 7d4c5e0..4965250 100644 --- a/arduino/arduino.ino +++ b/arduino/arduino.ino @@ -3,13 +3,19 @@ Adafruit_PWMServoDriver pwm = Adafruit_PWMServoDriver(); -#define SERVOMIN 150 // this is the 'minimum' pulse length count (out of 4096) -#define SERVOMAX 600 // this is the 'maximum' pulse length count (out of 4096) +#define SERVOMIN 330 // this is the 'minimum' pulse length count (out of 4096) - increasing SERVOMIN decrease speed +#define SERVOMAX 390 // this is the 'maximum' pulse length count (out of 4096) +#define TIMER 200 +#define SERVODIVIDER 5 +const char HEADER = 'H'; +const char A_TAG = 'M'; +const char B_TAG = 'X'; +const int TOTAL_BYTES = 10 ; // the total bytes in a message int atomPins[] = {2,3,4,5,6,7,8,9}; int currentValue = 0; -int values[] = {0,0,0,0,0,0,0,0,0}; +int values[] = {0,0,0,0,0,0,0,0}; int cycle = 0; void setup() { @@ -17,43 +23,75 @@ void setup() { for(int i=0; i<8; i++) { pinMode(atomPins[i], OUTPUT); + pwm.setPWM(i, 0, ((SERVOMAX-SERVOMIN)/2)+SERVOMIN); } - + + pinMode(13, OUTPUT); + digitalWrite(13, HIGH); pwm.begin(); pwm.setPWMFreq(60); // Analog servos run at ~60 Hz updates delay(10); } +void setServoPulse(uint8_t n, double pulse) { + double pulselength; + + pulselength = 1000000; // 1,000,000 us per second + pulselength /= 60; // 60 Hz + Serial.print(pulselength); Serial.println(" us per period"); + pulselength /= 4096; // 12 bits of resolution + Serial.print(pulselength); Serial.println(" us per bit"); + pulse *= 1000000; // convert to us + pulse /= pulselength; + Serial.println(pulse); + pwm.setPWM(n, 0, pulse); +} void loop() { - if(Serial.available()){ - int incomingValue = Serial.read(); - - values[currentValue] = incomingValue; - currentValue++; - if(currentValue > 8){ - currentValue = 0; - } - cycle = 0; + cycle = 0; + + for(int i=0; i<8; i++) { + values[i] = 0; } - while(cycle != 8) { - for(int i=0; i<8; i++) { - if(values[i]>0) { - values[i]--; - digitalWrite(atomPins[i], HIGH); - pwm.setPWM(i, 0, 400); - if(values[i]==0) { - digitalWrite(atomPins[i], LOW); - pwm.setPWM(i, 0, 100); - cycle++; + + if(Serial.available() >= TOTAL_BYTES) { + if( Serial.read() == HEADER) { + char tag = Serial.read(); + if(tag == A_TAG) { + for(int i=0; i<8; i++) { + values[i] = Serial.read(); } + } + + for(int i=0; i<8; i++) { + pwm.setPWM(i, 0, SERVOMIN); + delay(values[i]*SERVODIVIDER); + pwm.setPWM(i, 0, ((SERVOMAX-SERVOMIN)/2)+SERVOMIN); } - } - delay(100); + + while(cycle < 8) { + for(int i=0; i<8; i++) { + Serial.print(values[i]); + Serial.print(" "); + if(values[i]>0) { + values[i]--; + digitalWrite(atomPins[i], HIGH); + if(values[i]==0) { + cycle++; + digitalWrite(atomPins[i], LOW); + } + } + } + + Serial.println(""); + delay(TIMER); + + //digitalWrite(13, LOW); + } + } } - } diff --git a/ephimera/ephimera.pde b/ephimera/ephimera.pde index d974ae4..0a39e8d 100644 --- a/ephimera/ephimera.pde +++ b/ephimera/ephimera.pde @@ -9,10 +9,11 @@ PImage img; int videoWidth = 640; int videoHeight = 480; +int sending = 0; void setup() { size(640, 480, P2D); - frameRate(10); + frameRate(2); colorMode(HSB, 100, 100, 100); String portName = Serial.list()[0]; @@ -31,7 +32,6 @@ void draw() { void keyPressed() { if (key == 'S' || key == 's') { video.stop(); - printArray(colorValues); makePicture(); } if (key == 'B' || key == 'b') { diff --git a/ephimera/frames.pde b/ephimera/frames.pde index 0ba497e..24b236e 100644 --- a/ephimera/frames.pde +++ b/ephimera/frames.pde @@ -1,7 +1,9 @@ void makePicture() { saveFrame("data/shot.gif"); img = loadImage("shot.gif"); + //ephPercentage(); ephSerial(); + video.start(); } void backupFrame() { diff --git a/ephimera/serial.pde b/ephimera/serial.pde index f3d74ad..37f2076 100644 --- a/ephimera/serial.pde +++ b/ephimera/serial.pde @@ -1,3 +1,6 @@ +public static final char HEADER = 'H'; +public static final char A_TAG = 'M'; +public static final char B_TAG = 'X'; void ephSerial() { @@ -6,6 +9,26 @@ void ephSerial() { print(colorByteValues[i] + "\t"); } println(""); - port.write(colorByteValues); - printArray(colorByteValues); + sendMessage(A_TAG, colorByteValues); +} + + +void sendMessage(char tag, byte[] cbv){ + // send the given index and value to the serial port + port.write(HEADER); + port.write(tag); + + for(int i=0; i 20 && briVal < 80) { - colorValues[int(hueVal/8.3)]++; - } else if(briVal <= 20) { - colorValues[12]++; - } else if(briVal >= 20) { - colorValues[13]++; - } - - pushMatrix(); - translate(x+cellSize/2, y+cellSize/2); - rectMode(CENTER); - fill(c); - noStroke(); - rect(0, 0, cellSize+6, cellSize+6); - popMatrix(); - } - } - - // Print colors percentage values - for(int i = 0; i http://www.adafruit.com/products/815 + + These drivers use I2C to communicate, 2 pins are required to + interface. + + Adafruit invests time and resources providing this open source code, + please support Adafruit and open-source hardware by purchasing + products from Adafruit! + + Written by Limor Fried/Ladyada for Adafruit Industries. + BSD license, all text above must be included in any redistribution + ****************************************************/ + +#include +#include + +// called this way, it uses the default address 0x40 +Adafruit_PWMServoDriver pwm = Adafruit_PWMServoDriver(); +// you can also call it with a different address you want +//Adafruit_PWMServoDriver pwm = Adafruit_PWMServoDriver(0x41); +// you can also call it with a different address and I2C interface +//Adafruit_PWMServoDriver pwm = Adafruit_PWMServoDriver(0x40, &Wire); + +// Depending on your servo make, the pulse width min and max may vary, you +// want these to be as small/large as possible without hitting the hard stop +// for max range. You'll have to tweak them as necessary to match the servos you +// have! + +#define SERVOMIN 330 // this is the 'minimum' pulse length count (out of 4096) - increasing SERVOMIN decrease speed +#define SERVOMAX 390 // this is the 'maximum' pulse length count (out of 4096) + +// our servo # counter +uint8_t servonum = 0; + +void setup() { + Serial.begin(9600); + Serial.println("8 channel Servo test!"); + + pwm.begin(); + + pwm.setPWMFreq(60); // Analog servos run at ~60 Hz updates + +pinMode(8, OUTPUT); + delay(10); +} + +// you can use this function if you'd like to set the pulse length in seconds +// e.g. setServoPulse(0, 0.001) is a ~1 millisecond pulse width. its not precise! +void setServoPulse(uint8_t n, double pulse) { + double pulselength; + + pulselength = 1000000; // 1,000,000 us per second + pulselength /= 60; // 60 Hz + Serial.print(pulselength); Serial.println(" us per period"); + pulselength /= 4096; // 12 bits of resolution + Serial.print(pulselength); Serial.println(" us per bit"); + pulse *= 1000000; // convert to us + pulse /= pulselength; + Serial.println(pulse); + pwm.setPWM(n, 0, pulse); +} + +void loop() { + // Drive each servo one at a time + Serial.println(servonum); + + + for(int x=0; x<8; x++) { + + pwm.setPWM(x, 0, SERVOMIN); + delay(1000); + pwm.setPWM(x, 0, ((SERVOMAX-SERVOMIN)/2)+SERVOMIN); + + delay(1000); + } + + +}