
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Question
Create a webserver(HTML) on ARDUINO IDE
BOARD USE: "DOIT ESP32 DEVKIT V1"
INTERFACE ARDUINO code:
int LED = 32;
int Sensor_input = 4;
void setup() {
Serial.begin(115200);
pinMode(LED, OUTPUT);
}
void loop() {
int sensor_Aout = analogRead(Sensor_input);
Serial.print("Gas Sensor: ");
Serial.print(sensor_Aout);
Serial.print("\t");
Serial.print("\t");
if (sensor_Aout > 1800) {
Serial.println("Gas");
digitalWrite (LED, HIGH) ;
}
else {
Serial.println("No Gas");
digitalWrite (LED, LOW) ;
}
delay(1000);
}
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