Redraw an echo hello-world board, add (at least) a button and LED (with current-limiting resistor) check the design rules, make it, and test it.
Then, this is the work with libraries and connections
I proceed with the design.
Getting the G code ready with mods.
Milling and soldering
On-line programming helping
Arduino, LCD, Servo TEST
//Firs Try
//972020
#include
#include
// initialize the library with the numbers of the interface pins
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
int sensorValue = 0;
int outputValue = 0;
int pos = 0;
int estado_sensor = 0;
Servo servo_9;
void setup()
{
pinMode(A0, INPUT);
pinMode(8, OUTPUT);
//Serial.begin(9600);
// set up the LCD's number of columns and rows:
lcd.begin(0, 2);
// Print a message to the LCD.
lcd.print("S1:");
//configure pin2 as an input and enable the internal pull-up resistor
pinMode(7, INPUT_PULLUP);
servo_9.attach(10);
}
void loop()
{
// read the analog in value:
sensorValue = analogRead(A0);
// map it to the range of the analog out:
outputValue = map(sensorValue, 0, 1023, 0, 255);
// change the analog out value:
analogWrite(8, outputValue);
// print the results to the serial monitor:
//Serial.print("sensor = ");
//Serial.print(sensorValue);
//Serial.print("\t output = ");
//Serial.println(outputValue);
// wait 2 milliseconds before the next loop for the
// analog-to-digital converter to settle after the
// last reading:
delay(2); // Wait for 2 millisecond(s)
// Low: 0 - 402
// Medio: 403 - 510
// High: mayor o igual 511
if (sensorValue>=0 && sensorValue <=402)
{
//estado_Sensor=1;
lcd.setCursor(0, 1);
// print the number of seconds since reset:
lcd.print("L");
}
if (sensorValue>=403 && sensorValue <=510)
{
//estado_Sensor=1;
lcd.setCursor(0, 1);
// print the number of seconds since reset:
lcd.print("M");
}
if (sensorValue>=511)
{
//estado_Sensor=1;
lcd.setCursor(0, 1);
// print the number of seconds since reset:
lcd.print("H");
}
// set the cursor to column 0, line 1
// (note: line 1 is the second row, since counting begins with 0):
//// lcd.setCursor(0, 1);
// print the number of seconds since reset:
/// lcd.print(sensorValue);
// lcd.setCursor(6, 1);
// lcd.print(outputValue);
//read the pushbutton value into a variable
int sensorVal = digitalRead(7);
//print out the value of the pushbutton
// Serial.println(sensorVal);
// Keep in mind the pullup means the pushbutton's
// logic is inverted. It goes HIGH when it's open,
// and LOW when it's pressed. Turn on pin 13 when the
// button's pressed, and off when it's not:
servo_9.write(0);
if (sensorVal == LOW)
{
//digitalWrite(13, LOW);
servo_9.write(180);
}
}