66 lines
1.3 KiB
C++
66 lines
1.3 KiB
C++
#include <Arduino.h>
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#include <U8g2lib.h>
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#include <Wire.h>
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#include <DHT.h>
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U8G2_SH1106_128X64_NONAME_F_HW_I2C u8g2(U8G2_R0, U8X8_PIN_NONE);
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DHT dht;
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byte i = 0;
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void setup(void) {
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u8g2.begin();
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u8g2.enableUTF8Print();
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u8g2.setFontDirection(0);
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u8g2.clearBuffer();
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u8g2.setFont(u8g2_font_luRS08_tf); // choose a suitable font
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u8g2.drawStr(40,35,"Welcome !");
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u8g2.sendBuffer();
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pinMode(2, INPUT);
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dht.setup(6);
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delay(1500);
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}
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void loop(void) {
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if (i > 5) {
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u8g2.clearBuffer();
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u8g2.sendBuffer();
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if (digitalRead(2) == HIGH) {
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powerScreen();
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}
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delay(50);
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} else {
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u8g2.clearBuffer();
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u8g2.drawLine(74, 0, 74, 64);
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printTemp();
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printHumidity();
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u8g2.sendBuffer();
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delay(3000);
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i++;
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}
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}
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void printTemp() {
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u8g2.setFont(u8g2_font_luRS08_tf);
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u8g2.drawStr(5,10,"Temp");
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u8g2.setFont(u8g2_font_luRS14_tf);
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u8g2.setCursor(5, 60);
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u8g2.print(dht.getTemperature(),1);
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u8g2.print("°C");
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}
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void printHumidity() {
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u8g2.setFont(u8g2_font_luRS08_tf); // choose a suitable font
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u8g2.drawStr(80,10,"Humidity");
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u8g2.setFont(u8g2_font_logisoso22_tf);
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u8g2.setCursor(80, 60);
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u8g2.print(int(dht.getHumidity()));
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u8g2.print("%");
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}
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void powerScreen() {
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i = 0;
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}
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