编辑器:arduino IDE
主板:arduino uno
传感器:
0.96寸的OLED屏(四脚)
声音模块
土壤温湿度模块
DS18B20温度模块(这里用到防水的)
光敏电阻模块(买成三脚的了只能显示高低,可换四脚显示数字)
arduino扩展板 (看个人需求)
杜邦线(母对母,公对母)
功能:能在OLED屏上显示出传感器的数据,并模拟显示出植物对应的状态的图案
可自己设置零界点
(买的少的话pdd即可,百元以内轻轻松松,还可以买个wifi模块,做个app上位机)
代码如下:
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <OneWire.h>
#include <DallasTemperature.h>
#include <SoftwareSerial.h>#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define OLED_RESET -1
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);const int temperatureSensorPin = A0; // 温度
const int lightSensorDOPin = 7; // 光敏
const int soilMoistureSensorPin = A2; // 湿度
const int soundSensorPin = A3; // 声音
OneWire oneWire(A0); // 使用一线式总线连接DS18B20传感器
DallasTemperature sensors(&oneWire);void setup() {Serial.begin(115200);display.begin(SSD1306_SWITCHCAPVCC, 0x3C);display.setTextColor(WHITE);display.clearDisplay();display.display();delay(2000);display.clearDisplay();display.setTextSize(1);display.setTextColor(SSD1306_WHITE);sensors.begin(); // 初始化DS18B20传感器pinMode(soundSensorPin, INPUT); // 初始化声音传感器引脚pinMode(lightSensorDOPin, INPUT); // 设置数字光敏传感器的数字输出引脚为输入
}static const unsigned char PROGMEM pic[] = {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x3F,0xC0,0x00,0x03,0xFF,0xFF,0xF8,0x00,0x7F,0xC0,0x00,0x01,0xFF,0xFF,0xF0,
0x00,0xFF,0x80,0x00,0x00,0xFF,0xFF,0xE0,0x01,0xFF,0x80,0x00,0x00,0x7F,0xFF,0xC0,
0x01,0xFF,0x80,0x00,0x00,0x3F,0xFF,0x80,0x03,0xFF,0x80,0x00,0x00,0x1F,0xFF,0x00,
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0x03,0xFF,0xFF,0xFF,0x80,0x00,0x3F,0xC0,0x01,0xFF,0xFF,0xFF,0xF8,0x01,0xFF,0xC0,
0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x80,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,
0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xFE,0x00,
0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xFC,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,
0x00,0x07,0xFF,0xFF,0xFF,0xFF,0xF0,0x00,0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xE0,0x00,
0x00,0x00,0xFF,0xFF,0xFF,0xFF,0x80,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFF,0x00,0x00,
0x00,0x00,0x1F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x07,0xFF,0xFF,0xF0,0x00,0x00,
0x00,0x00,0x00,0xFF,0xFF,0x80,0x00,0x00,0x00,0x00,0x00,0x07,0xF0,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};static const unsigned char PROGMEM pic1[] = {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0xFF,0xFF,0xFF,0xFE,0x00,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFC,0x00,0x00,
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};static const unsigned char PROGMEM pic2[] = {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xFC,0x00,
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0x00,0x07,0xFC,0x00,0xFF,0xFF,0xE0,0x00,0x00,0x07,0xFF,0x00,0xFF,0xFF,0xE0,0x00,
0x00,0x03,0xFF,0x80,0xFF,0xFF,0xC0,0x00,0x00,0x01,0xFF,0xE0,0xFF,0xFF,0x80,0x00,
0x00,0x00,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFE,0x00,0x00,
0x00,0x00,0x3F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x1F,0xFF,0xFF,0xF8,0x00,0x00,
0x00,0x00,0x07,0xFF,0xFF,0xE0,0x00,0x00,0x00,0x00,0x03,0xFF,0xFF,0xC0,0x00,0x00,
0x00,0x00,0x00,0x7F,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0xC0,0x00,0x00,0x00,
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};static const unsigned char PROGMEM pic3[] = {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x01,0xFF,0xE0,0x07,0xC0,0x78,0x00,0x00,0x01,0xFF,0xF0,0x03,0xC0,0x78,
0x00,0x00,0x03,0xFF,0xF8,0x01,0xE0,0x38,0x00,0x00,0x03,0xFF,0xFC,0x01,0xE0,0x38,
0x00,0x00,0x07,0xFF,0xFE,0x00,0xF0,0x3C,0x00,0x00,0x07,0xFF,0xFF,0x00,0xF0,0x3C,
0x00,0x00,0x0F,0xFF,0xFF,0x80,0x70,0x18,0x00,0x00,0x0F,0xFF,0xFF,0xC0,0x60,0x00,
0x00,0x00,0x1F,0xFF,0xFF,0xE0,0x00,0x00,0x00,0x00,0x1F,0xFF,0xFF,0xF0,0x00,0x00,
0x00,0x00,0x3F,0xFF,0xFF,0xF8,0x00,0x00,0x00,0x00,0x3F,0xFF,0xFF,0xFC,0x00,0x00,
0x00,0x00,0x7F,0xFF,0xFF,0xFE,0x00,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFF,0x00,0x00,
0x00,0x00,0xFF,0xFF,0xFF,0xFF,0x80,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,
0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,0x01,0xFF,0xFF,0xFF,0xFF,0xE0,0x00,
0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,0x03,0xFF,0xFF,0xFF,0xFF,0x00,0x00,
0x00,0x07,0xFF,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x07,0xFF,0xFF,0xFF,0xF0,0x00,0x00,
0x00,0x0F,0xFF,0xFF,0xFF,0xC0,0x00,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0x00,0x00,0x00,
0x00,0x1F,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x1F,0xFF,0xFF,0xF0,0x00,0x00,0x00,
0x00,0x3F,0xFF,0xFF,0xC0,0x00,0x00,0x00,0x00,0x7F,0xFF,0xFF,0x00,0x00,0x00,0x00,
0x00,0xFF,0xFF,0xFC,0x00,0x00,0x00,0x00,0x01,0xFF,0xFF,0xF0,0x00,0x00,0x00,0x00,
0x07,0xFF,0xFF,0xC0,0x00,0x00,0x00,0x00,0x0F,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,
0x1F,0x1F,0xFF,0x00,0x00,0x00,0x00,0x00,0x1E,0x0F,0xFF,0x80,0x00,0x00,0x00,0x00,
0x1E,0x07,0xFF,0xC0,0x00,0x00,0x00,0x00,0x0F,0x07,0x9F,0xE0,0x00,0x00,0x00,0x00,
0x07,0x8F,0x0F,0xF0,0x00,0x00,0x00,0x00,0x03,0xCF,0x07,0xF8,0x00,0x00,0x00,0x00,
0x01,0xFE,0x03,0xFC,0x00,0x00,0x00,0x00,0x00,0xFC,0x01,0xFC,0x00,0x00,0x00,0x00,
0x00,0x78,0x00,0xF8,0x00,0x00,0x00,0x00,0x00,0x38,0x00,0x70,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};static const unsigned char PROGMEM pic4[] = {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7F,0xFE,0x00,0x00,0x00,
0x00,0x00,0x03,0xFF,0xFF,0xE0,0x00,0x00,0x00,0x00,0x1F,0xFF,0xFF,0xF8,0x00,0x00,
0x00,0x00,0x7F,0xFF,0xFF,0xFE,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0x00,0x00,
0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,0x07,0xFF,0xFF,0xFF,0xFF,0xE0,0x00,
0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xF0,0x00,0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,
0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xFC,0x00,0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0xFE,0x00,
0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x80,
0x01,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x80,0x03,0xFF,0xF3,0xFF,0xFF,0xCF,0xFF,0xC0,
0x03,0xFF,0xC0,0xFF,0xFF,0x83,0xFF,0xC0,0x07,0xFF,0xC0,0xFF,0xFF,0x01,0xFF,0xE0,
0x07,0xFF,0x80,0x7F,0xFE,0x01,0xFF,0xE0,0x0F,0xFF,0x80,0x7F,0xFE,0x01,0xFF,0xF0,
0x0F,0xFF,0xC0,0xFF,0xFF,0x01,0xFF,0xF0,0x0F,0xFF,0xC0,0xFF,0xFF,0x03,0xFF,0xF0,
0x0F,0xFF,0xF3,0xFF,0xFF,0xC7,0xFF,0xF8,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,
0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,
0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,
0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,
0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,
0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,
0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,
0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xF8,0x1F,0xFF,0xF3,0xFF,0xFF,0xEF,0xFF,0xF8,
0x0F,0xFF,0xC3,0xFF,0xFF,0xC3,0xFF,0xF0,0x0F,0xFF,0x81,0xFF,0xFF,0x80,0xFF,0xF0,
0x0F,0xFF,0x80,0xFF,0xFF,0x01,0xFF,0xF0,0x07,0xFF,0xC0,0x3F,0xFC,0x01,0xFF,0xE0,
0x07,0xFF,0xC0,0x0F,0xF0,0x03,0xFF,0xE0,0x03,0xFF,0xE0,0x00,0x00,0x07,0xFF,0xC0,
0x03,0xFF,0xF8,0x00,0x00,0x0F,0xFF,0xC0,0x01,0xFF,0xFC,0x00,0x00,0x3F,0xFF,0x80,
0x00,0xFF,0xFF,0x00,0x00,0xFF,0xFF,0x80,0x00,0xFF,0xFF,0xC0,0x03,0xFF,0xFF,0x00,
0x00,0x7F,0xFF,0xFE,0x7F,0xFF,0xFE,0x00,0x00,0x3F,0xFF,0xFF,0xFF,0xFF,0xFC,0x00,
0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xF8,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xF0,0x00,
0x00,0x07,0xFF,0xFF,0xFF,0xFF,0xE0,0x00,0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,
0x00,0x01,0xFF,0xFF,0xFF,0xFF,0x80,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFE,0x00,0x00,
0x00,0x00,0x1F,0xFF,0xFF,0xF8,0x00,0x00,0x00,0x00,0x07,0xFF,0xFF,0xE0,0x00,0x00,
0x00,0x00,0x00,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0xE0,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};void loop() {delay(2000);sensors.requestTemperatures();float temperatureC = sensors.getTempCByIndex(0); // 获取DS18B20传感器的温度值int lightIntensity = digitalRead(lightSensorDOPin); // 使用digitalRead读取数字光敏传感器的状态int soilMoisture = analogRead(soilMoistureSensorPin);int soundLevel = analogRead(soundSensorPin);// // 在OLED上显示传感器数据display.clearDisplay();display.setCursor(68, 0);display.print("T: ");display.print(temperatureC);display.print(" C");display.setCursor(68, 10);display.print("L: ");display.print(lightIntensity == LOW ? "High" : "Low"); // 显示光强状态display.setCursor(68, 20);display.print("D: ");display.print(soilMoisture);display.print(" %");display.setCursor(68, 30);display.print("S: ");display.print(soundLevel);display.print(" dB");display.display();// 根据传感器数据选择表情if (lightIntensity == HIGH) {// 低光照强度// display.setCursor(35, 40);// display.clearDisplay();//清屏display.drawBitmap(0, 0, pic, 64, 64, 1); //画出字符对应点阵数据display.setCursor(68, 40);display.print("Sad :(");display.display();//开显示 delay(2000);} else if (temperatureC > 25) {// 高温// display.setCursor(35, 40);// display.clearDisplay();//清屏display.drawBitmap(0, 0, pic1, 64, 64, 1); //画出字符对应点阵数据display.setCursor(68, 40);display.print("Hot :S");display.display();//开显示 delay(2000);} else if (soilMoisture > 500) {// 土壤过干// display.setCursor(35, 40);// display.clearDisplay();//清屏display.drawBitmap(0, 0, pic2, 64, 64, 1); //画出字符对应点阵数据display.setCursor(68, 40);display.print("dry :S");display.display();//开显示delay(2000);} else if (soundLevel > 30) {// 声音强// display.setCursor(35, 40);// display.clearDisplay();//清屏display.drawBitmap(0, 0, pic3, 64, 64, 1); //画出字符对应点阵数据display.setCursor(68, 40);display.print("Loud :O");display.display();//开显示delay(2000);} else {// 默认表情// display.setCursor(35, 40);// display.clearDisplay();//清屏display.drawBitmap(0, 0, pic4, 64, 64, 1); //画出字符对应点阵数据display.setCursor(68, 40);display.print("Smile :)");display.display();//开显示delay(2000);}display.display();
}