Making Toys

PART ONE OF LESSON. COPY & PASTE THIS INTO ARDUINO FIRST.

[sourcecode language=”css”]
/*
* *********ROMANTICLIGHTING SENSOR ********
* detects whether your lighting is
* setting the right mood
* USES PREVIOUSLY PAIRED XBEE ZB RADIOS
* by Rob Faludi http://faludi.com
*/

/*
*** CONFIGURATION ***

SENDER: (REMOTE SENSOR RADIO)
ATID3456 (PAN ID)
ATDH -> set to SH of partner radio
ATDL -> set to SL of partner radio
ATJV1 -> rejoin with coordinator on startup
ATD02 pin 0 in analog in mode
ATIR64 sample rate 100 millisecs (hex 64)

* THE LOCAL RADIO _MUST_ BE IN API MODE *

RECEIVER: (LOCAL RADIO)
ATID3456 (PAN ID)
ATDH -> set to SH of partner radio
ATDL -> set to SL of partner radio

*/

#define VERSION "1.02"

int LED = 11;
int debugLED = 13;
int analogValue = 0;

void setup() {
pinMode(LED,OUTPUT);
pinMode(debugLED,OUTPUT);
Serial.begin(9600);
}

void loop() {
// make sure everything we need is in the buffer
if (Serial.available() >= 21) {
// look for the start byte
if (Serial.read() == 0x7E) {
//blink debug LED to indicate when data is received
digitalWrite(debugLED, HIGH);
delay(10);
digitalWrite(debugLED, LOW);
// read the variables that we’re not using out of the buffer
for (int i = 0; i<18; i++) {
byte discard = Serial.read();
}
int analogHigh = Serial.read();
int analogLow = Serial.read();
analogValue = analogLow + (analogHigh * 256);
}
}

/*
* The values in this section will probably
* need to be adjusted according to your
* photoresistor, ambient lighting and tastes.
* For example, if you find that the darkness
* threshold is too dim, change the 350 value
* to a larger number.
*/

// darkness is too creepy for romance
if (analogValue > 0 && analogValue <= 350) {
digitalWrite(LED, LOW);
}
// medium light is the perfect mood for romance
if (analogValue > 350 && analogValue <= 750) {
digitalWrite(LED, HIGH);
}
// bright light kills the romantic mood
if (analogValue > 750 && analogValue <= 1023) {
digitalWrite(LED, LOW);
}

}
[/sourcecode]