下載並把庫放在C:\Program Files (x86)\Arduino\libraries
Adafruit-GFX-Library
Adafruit_SSD1306git
SCL=22
SDA=21github
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels
// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);
// defines pins numbers
const int trigPin = 2;
const int echoPin = 5;
// defines variables
long duration;
int distance;
void setup() {
pinMode(trigPin, OUTPUT); // Sets the trigPin as an Output
pinMode(echoPin, INPUT); // Sets the echoPin as an Input
display.begin(SSD1306_SWITCHCAPVCC, 0x3C); //initialize with the I2C addr 0x3C (128x64)
display.clearDisplay();
}
void loop() {
// Clears the trigPin
digitalWrite(trigPin, LOW);
delayMicroseconds(2);
// Sets the trigPin on HIGH state for 10 micro seconds
digitalWrite(trigPin, HIGH);
delayMicroseconds(10);
digitalWrite(trigPin, LOW);
// Reads the echoPin, returns the sound wave travel time in microseconds
duration = pulseIn(echoPin, HIGH);
// Calculating the distance
distance= duration*0.034/2;
display.clearDisplay();
display.setTextSize(2);
display.setTextColor(WHITE);
display.setCursor(40, 30);
// Display static text
display.print(distance);
display.println("CM");
display.display();
delay(500);
display.clearDisplay();
}
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下載並把庫放在C:\Program Files (x86)\Arduino\libraries
MPU6050_tocknbash
VCC = 5V
SCL = 22
SDA = 21dom
#include <MPU6050_tockn.h>
#include <Wire.h>
MPU6050 mpu6050(Wire);
void setup() {
Serial.begin(9600);
Wire.begin();
mpu6050.begin();
mpu6050.calcGyroOffsets(true);
}
void loop() {
mpu6050.update();
Serial.print("angleX : ");
Serial.print(mpu6050.getAngleX());
Serial.print("\tangleY : ");
Serial.print(mpu6050.getAngleY());
Serial.print("\tangleZ : ");
Serial.println(mpu6050.getAngleZ());
}
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請參考這篇博客ide
請參考這個視頻oop
// Load libraries
#include "BluetoothSerial.h"
// Check if Bluetooth configs are enabled
#if !defined(CONFIG_BT_ENABLED) || !defined(CONFIG_BLUEDROID_ENABLED)
#error Bluetooth is not enabled! Please run `make menuconfig` to and enable it
#endif
// Bluetooth Serial object
BluetoothSerial SerialBT;
// GPIO where LED is connected to
const int pinout =4;
char inputdata = 0; //Variable for storing received data
void setup() {
pinMode(pinout, OUTPUT);
Serial.begin(115200);
// Bluetooth device name
SerialBT.begin("ESP32");
Serial.println("The device started, now you can pair it with bluetooth!");
}
void loop() {
if(SerialBT.available() > 0) // Send data only when you receive data:
{
inputdata = SerialBT.read(); //Read the incoming data & store into data
if(inputdata == '1')
{
digitalWrite(pinout, HIGH);
SerialBT.print("LED ON\n");
}
else if(inputdata == '0')
{
digitalWrite(pinout, LOW);
SerialBT.print("LED OFF\n");
}
}
}
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#include <Wire.h>
#include <Adafruit_Sensor.h>
#include <DHT.h>
#include "BluetoothSerial.h"
// Check if Bluetooth configs are enabled
#if !defined(CONFIG_BT_ENABLED) || !defined(CONFIG_BLUEDROID_ENABLED)
#error Bluetooth is not enabled! Please run `make menuconfig` to and enable it
#endif
// Bluetooth Serial object
BluetoothSerial SerialBT;
#define DHTPIN 4 // Digital pin connected to the DHT sensor
// Uncomment the type of sensor in use:
#define DHTTYPE DHT11 // DHT 11
//#define DHTTYPE DHT22 // DHT 22 (AM2302)
//#define DHTTYPE DHT21 // DHT 21 (AM2301)
DHT dht(DHTPIN, DHTTYPE);
char inputdata = 0;
void setup() {
Serial.begin(115200);
dht.begin();
// Bluetooth device name
SerialBT.begin("ESP32");
Serial.println("The device started, now you can pair it with bluetooth!");
}
void loop() {
float t = dht.readTemperature();
float h = dht.readHumidity();
if(SerialBT.available() > 0)
{
inputdata = SerialBT.read();
if(inputdata == '1')
{
SerialBT.print(t);
}
else if(inputdata == '0')
{
SerialBT.print(h);
}
}
}
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