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Reference Links | |
https://www.arduino.cc/reference/en/ | |
1 ) Analog Signals | |
Read / Write | |
> Variable Resistors | |
> Led output < working with brightness | |
https://www.arduino.cc/reference/en/ | |
analogRead() | |
analogWrite() | |
Accelerometer > 3 analog signals . | |
2) Digital Signal Read and Write | |
> Led On and Off as output | |
> Switch read as input | |
digitalRead() | |
pinMode() | |
> DHT 11 sensor - library | |
Google for "dht arduino library" | |
https://github.com/adafruit/DHT-sensor-library | |
https://github.com/adafruit/Adafruit_Sensor | |
3) I2C based Signal | |
> Sensor library <mpu6050> | |
Accelerometer Value | |
Gyroscope angles | |
>> https://github.com/jarzebski/Arduino-MPU6050 | |
> LCD display i2c based . | |
https://github.com/fdebrabander/Arduino-LiquidCrystal-I2C-library | |
4) SPI Based Signals | |
> Nokia 5110 | |
https://github.com/adafruit/Adafruit-PCD8544-Nokia-5110-LCD-library | |
5) Serial based | |
> sim based | |
https://www.elecrow.com/wiki/images/2/20/SIM800_Series_AT_Command_Manual_V1.09.pdf | |
https://github.com/cristiansteib/Sim800l | |
> GPS based Comunication . | |
https://github.com/mikalhart/TinyGPS | |
> Bluetooth Based - BLE Vs Bluetooth v4 | |
6) PWM based | |
> Read data from Analog pins and write the value to Digital Pins . | |
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7) Virtual Pins | |
> Some Virtual Values from Cloud and retrive them on Device . | |
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8) Servo Motors : | |
> 0 -180 degress | |
9) Relays <Control Electrical Appliances > | |
< digitalWrite() > | |
10) Solenoids : | |
Door lock | |
Control with relay and seperate power supply | |
Motor Driver | |
11) Water Flow meter : | |
no of litres of fluid which has passed through it | |
<Interrupt based > | |
https://github.com/sekdiy/FlowMeter | |
// https://learn.adafruit.com/getting-started-with-myoware-muscle-sensor/code
void setup(){
Serial.begin(9600);
}
void loop(){
//Serial.println("Loop ");
int muscleSensorVal = analogRead(A10);
Serial.println(muscleSensorVal);
delay(1);
}
/* Sweep
by BARRAGAN http://barraganstudio.com
This example code is in the public domain.
modified 8 Nov 2013
by Scott Fitzgerald
http://www.arduino.cc/en/Tutorial/Sweep
*/
#include <Servo.h>
Servo myservo,myservo1,myservo2; // create servo object to control a servo
// twelve servo objects can be created on most boards
int pos = 0; // variable to store the servo position
void setup() {
myservo.attach(7); // attaches the servo on pin 9 to the servo object
}
void loop() {
for (pos = 0; pos <= 180; pos += 1) { // goes from 0 degrees to 180 degrees
// in steps of 1 degree
myservo.write(pos); // tell servo to go to position in variable 'pos'
delay(50); // waits 15ms for the servo to reach the position
}
for (pos = 180; pos >= 0; pos -= 1) { // goes from 180 degrees to 0 degrees
myservo.write(pos); // tell servo to go to position in variable 'pos'
delay(10); // waits 15ms for the servo to reach the position
}
}
void setup() {
Serial.begin(9600);
pinMode(13,OUTPUT);
}
void loop() {
float sensor_volt;
float sensorValue;
// Serial.print(sensorValue);
Serial.print("sensor_volt = ");
Serial.print(sensor_volt);
}