arduino赌气气压计显示oled

 

 

1气压计

 

 

#include <Adafruit_BMP085.h>




Adafruit_BMP085 bmp;
  
void setup() {
  Serial.begin(9600);
  if (!bmp.begin()) {
	Serial.println("Could not find a valid BMP085 sensor, check wiring!");
	while (1) {}
  }
}
  
void loop() {
   

    int Pressure=bmp.readPressure();
    float Altitude=bmp.readAltitude();
    String Msg="Pressure = "+String(Pressure)+"pa  Altitude = "+String(Altitude)+"M";
    Serial.println(Msg);
    delay(500);
}

　　

2显示器

 

 

#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

Adafruit_SSD1306 display = Adafruit_SSD1306(128, 32, &Wire);



void setup() {
  Serial.begin(9600);

  Serial.println("OLED FeatherWing test");
  // SSD1306_SWITCHCAPVCC = generate display voltage from 3.3V internally
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C); // Address 0x3C for 128x32

  Serial.println("OLED begun");

  display.display();
  delay(1000);

  // Clear the buffer.
  display.clearDisplay();
  display.display();

  Serial.println("IO test");

  

  // text display tests
  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(0,0);
  display.print("Connecting to SSID\n'adafruit':");
  display.print("connected!");
  display.println("IP: 10.0.1.23");
  display.println("Sending val #0");
  display.setCursor(0,0);
  display.display(); // actually display all of the above
}

void loop() {
 
  delay(10);
  yield();
  display.display();
}

　　

 

3 总代码

 

 

#include <SPI.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

Adafruit_SSD1306 display = Adafruit_SSD1306(128, 32, &Wire);

#include <Adafruit_BMP085.h>

Adafruit_BMP085 bmp;



void setup() {
  Serial.begin(9600);

  
  if (!bmp.begin()) {
  Serial.println("Could not find a valid BMP085 sensor, check wiring!");
  }
  
  int Pressure=bmp.readPressure();
  float Altitude=bmp.readAltitude();
  String Msg="Pressure = "+String(Pressure)+"pa  Altitude = "+String(Altitude)+"M";
  Serial.println(Msg);



  Serial.println("OLED FeatherWing test");

  display.begin(SSD1306_SWITCHCAPVCC, 0x3C); // Address 0x3C for 128x32
  Serial.println("OLED begun");
  
  // Clear the buffer.
  display.clearDisplay();
  display.display();
  delay(1000);

  Serial.println("IO test");

  

  display.clearDisplay();
  delay(3);

  
  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(0,0);
  display.print(Pressure);display.println("Pa");
  display.print(Altitude);display.println("M");
  display.display(); // actually display all of the above
  delay(100);
}

void loop() {
 
  //yield();
  display.clearDisplay();
  delay(10);
  
  int Pressure=bmp.readPressure();
  float Altitude=bmp.readAltitude();
  
  display.setTextSize(1);
  display.setTextColor(SSD1306_WHITE);
  display.setCursor(0,0);
  display.print(Pressure);display.println("Pa");
  display.print(Altitude);display.println("M");
  display.display(); 
  delay(10);

  

}