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Your branch is up to date with 'origin/main'. Changes to be committed: modified: README.md new file: examples/SIK_Circuit_1A-Blink/SIK_Circuit_1A-Blink.ino new file: examples/SIK_Circuit_1B-Potentiometer/SIK_Circuit_1B-Potentiometer.ino new file: examples/SIK_Circuit_1C-Photoresistor/SIK_Circuit_1C-Photoresistor.ino new file: examples/SIK_Circuit_1D-RGBNightlight/SIK_Circuit_1D-RGBNightlight.ino new file: examples/SIK_Circuit_2A-Buzzer/SIK_Circuit_2A-Buzzer.ino new file: examples/SIK_Circuit_2B-DigitalTrumpet/SIK_Circuit_2B-DigitalTrumpet.ino new file: examples/SIK_Circuit_2C-SimonSays/SIK_Circuit_2C-SimonSays.ino new file: examples/SIK_Circuit_3A-Servo/SIK_Circuit_3A-Servo.ino new file: examples/SIK_Circuit_3B-DistanceSensor/SIK_Circuit_3B-DistanceSensor.ino new file: examples/SIK_Circuit_3C-MotionAlarm/SIK_Circuit_3C-MotionAlarm.ino new file: examples/SIK_Circuit_4A-LCDHelloWorld/SIK_Circuit_4A-LCDHelloWorld.ino new file: examples/SIK_Circuit_4B-TemperatureSensor/SIK_Circuit_4B-TemperatureSensor.ino new file: examples/SIK_Circuit_4C-DIYWhoAmI/SIK_Circuit_4C-DIYWhoAmI.ino new file: examples/SIK_Circuit_5A-MotorBasics/SIK_Circuit_5A-MotorBasics.ino new file: examples/SIK_Circuit_5B-RemoteControlRobot/SIK_Circuit_5B-RemoteControlRobot.ino new file: examples/SIK_Circuit_5C-AutonomousRobot/SIK_Circuit_5C-AutonomousRobot.ino new file: library.properties new file: src/SIK.h
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/*
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SparkFun Inventor’s Kit
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Circuit 5A - Motor Basics
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Learn how to control one motor with the motor driver.
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This sketch was written by SparkFun Electronics, with lots of help from the Arduino community.
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This code is completely free for any use.
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View circuit diagram and instructions at: https://learn.sparkfun.com/tutorials/sparkfun-inventors-kit-experiment-guide---v41
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Download drawings and code at: https://github.com/sparkfun/SIK-Guide-Code
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*/
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//PIN VARIABLES
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//the motor will be controlled by the motor A pins on the motor driver
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const int AIN1 = 13; //control pin 1 on the motor driver for the right motor
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const int AIN2 = 12; //control pin 2 on the motor driver for the right motor
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const int PWMA = 11; //speed control pin on the motor driver for the right motor
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int switchPin = 7; //switch to turn the robot on and off
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//VARIABLES
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int motorSpeed = 0; //starting speed for the motor
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void setup() {
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pinMode(switchPin, INPUT_PULLUP); //set this as a pullup to sense whether the switch is flipped
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//set the motor control pins as outputs
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pinMode(AIN1, OUTPUT);
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pinMode(AIN2, OUTPUT);
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pinMode(PWMA, OUTPUT);
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Serial.begin(9600); //begin serial communication with the computer
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Serial.println("Enter motor speed (0-255)... "); //Prompt to get input in the serial monitor.
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}
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void loop() {
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if (Serial.available() > 0) { //if the user has entered something in the serial monitor
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motorSpeed = Serial.parseInt(); //set the motor speed equal to the number in the serial message
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Serial.print("Motor Speed: "); //print the speed that the motor is set to run at
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Serial.println(motorSpeed);
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}
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if (digitalRead(7) == LOW) { //if the switch is on...
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spinMotor(motorSpeed);
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} else { //if the switch is off...
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spinMotor(0); //turn the motor off
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}
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}
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/********************************************************************************/
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void spinMotor(int motorSpeed) //function for driving the right motor
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{
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if (motorSpeed > 0) //if the motor should drive forward (positive speed)
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{
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digitalWrite(AIN1, HIGH); //set pin 1 to high
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digitalWrite(AIN2, LOW); //set pin 2 to low
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}
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else if (motorSpeed < 0) //if the motor should drive backward (negative speed)
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{
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digitalWrite(AIN1, LOW); //set pin 1 to low
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digitalWrite(AIN2, HIGH); //set pin 2 to high
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}
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else //if the motor should stop
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{
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digitalWrite(AIN1, LOW); //set pin 1 to low
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digitalWrite(AIN2, LOW); //set pin 2 to low
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}
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analogWrite(PWMA, abs(motorSpeed)); //now that the motor direction is set, drive it at the entered speed
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}
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