Skip to content

Instantly share code, notes, and snippets.

@buildcircuit
buildcircuit / temperature-sensor.ino
Created Aug 26, 2015
Digital Thermal / Temperature Sensor Module with Thermistor- for Arduino
View temperature-sensor.ino
const int sensorDOPin = 2; // connect DO pin to pin 2 of Arduino
const int ledPin = 13; // the number of the LED pin
// variables will change:
int SensorState = 0; // variable for the state of the sensor
void setup() {
// initialize the LED pin as an output:
pinMode(ledPin, OUTPUT);
// initialize the sensor pin DO as input
View serial_display
// include the library code:
#include <LiquidCrystal.h>
// initialize the library with the numbers of the interface pins
LiquidCrystal lcd(13, 12, 10, 9, 8, 7);
void setup(){
// set up the LCD's number of columns and rows:
lcd.begin(16, 2);
@buildcircuit
buildcircuit / wtv020sd-16p test on evaluation board
Last active Aug 29, 2015
WTV020SD-16P evaluation board test
View wtv020sd-16p test on evaluation board
/*
Example: Control a WTV020-SD-16P evaluation board to play voices using WTV020SD-16P
module.
www.buildcircuit.com
Released into the public domain.
*/
#include <Wtv020sd16p.h>
int resetPin = 2; // The pin number of the reset pin.
@buildcircuit
buildcircuit / DS1307
Created Jun 21, 2014
Testing the DS1307 real time clock
View DS1307
//Arduino 1.0+ Only
//Arduino 1.0+ Only
#include "Wire.h"
#define DS1307_ADDRESS 0x68
void setup(){
Wire.begin();
Serial.begin(9600);
}
View test-rtc
// Date and time functions using a DS1307 RTC connected via I2C and Wire lib
#include <Wire.h>
#include "RTClib.h"
RTC_DS1307 RTC;
void setup () {
Serial.begin(57600);
Wire.begin();
View CD4094 experiment using Amarino shield
/* Shift Out Data
* --------------
*
* Shows a byte, stored in "dato" on a set of 8 LEDs
*
* (copyleft) 2005 K3, Malmo University
* @author: David Cuartielles, Marcus Hannerstig
* @hardware: David Cuartielles, Marcos Yarza
* @project: made for SMEE - Experiential Vehicles
*/
@buildcircuit
buildcircuit / Android Emulator and CD4094 experiment using Amarino shield
Created Aug 8, 2014
Android Emulator and CD4094 experiment using Amarino shield
View Android Emulator and CD4094 experiment using Amarino shield
/* Shift Out Data
Decimal to Binary using Android Emulator
*
works with Arduino 1.0 and above
*/
int ledPin=11;
int data = 8;//Connect Pin 8 of Arduino to pin 2 of CD4094 or HEF4794
int strob = 7;//Connect Pin 12 to Pin 1 of CD4094
int clock = 10;//Connect pin 10 of Arduino to pin 3 of CD4094
@buildcircuit
buildcircuit / MQ-3 Alcohol Sensor, Breakout Board + Arduino
Created Jan 12, 2015
MQ-3 Alcohol Sensor, Breakout Board + Arduino
View MQ-3 Alcohol Sensor, Breakout Board + Arduino
int mq3_analogPin = A0; // connected to the output pin of MQ3
void setup(){
Serial.begin(9600); // open serial at 9600 bps
}
void loop()
{
// give ample warmup time for readings to stabilize
View LCD shield
#include <LiquidCrystal.h>
// initialize the library with the numbers of the interface pins
LiquidCrystal lcd(8, 9, 4, 5, 6, 7);
void setup()
{
// set up the LCD's number of rows and columns:
lcd.begin(16, 2);
// Print a message to the LCD.
lcd.print("Hello, world!");
}
View Temperature sensor display using Amarino Nano
#include <MeetAndroid.h>
MeetAndroid meetAndroid;
int redLed = 11;
int sensorPin = A0;
void setup()
{
Serial.begin(9600);