執行 Arduino 時,是否有發現以下的畫面:
1. Arduino IDE 右下角顯示 Arduino 已連結於 COM X (X 為系統給定的 Port 值,在此為 1)
2. Tools -> Serial Port 無法選擇
D.I.V.E 是 Do It Via Experiment 的縮寫,我們希望將簡單的、複雜的科技與內容,透過各種實驗快速的複製與重現。經由這些實驗結果,相信將會讓人更加振奮並擁有熱情,然後一頭跳入這美麗的科技世界。
/*
Board int.0 int.1 int.2 int.3 int.4 int.5
Uno, Ethernet 2 3
Mega2560 2 3 21 20 19 18
Leonardo 3 2 0 1
Due (any pin, more info http://arduino.cc/en/Reference/AttachInterrupt)
*/
#include <idDHT11.h>
int idDHT11pin = 2; //Digital pin for comunications
int idDHT11intNumber = 0; //interrupt number (must be the one that use
//the previus defined pin (see table above)
//declaration
void dht11_wrapper(); // must be declared before the lib initialization
// Lib instantiate
idDHT11 DHT11(idDHT11pin,idDHT11intNumber,dht11_wrapper);
void setup()
{
Serial.begin(9600);
Serial.println("idDHT11 Example program");
Serial.print("LIB version: ");
Serial.println(IDDHT11LIB_VERSION);
Serial.println("---------------");
}
// This wrapper is in charge of calling
// mus be defined like this for the lib work
void dht11_wrapper() {
DHT11.isrCallback();
}
void loop()
{
Serial.print("\nRetrieving information from sensor: ");
Serial.print("Read sensor: ");
//delay(100);
DHT11.acquire();
while (DHT11.acquiring());
int result = DHT11.getStatus();
switch (result)
{
case IDDHTLIB_OK:
Serial.println("OK");
break;
case IDDHTLIB_ERROR_CHECKSUM:
Serial.println("Error\n\r\tChecksum error");
break;
case IDDHTLIB_ERROR_ISR_TIMEOUT:
Serial.println("Error\n\r\tISR Time out error");
break;
case IDDHTLIB_ERROR_RESPONSE_TIMEOUT:
Serial.println("Error\n\r\tResponse time out error");
break;
case IDDHTLIB_ERROR_DATA_TIMEOUT:
Serial.println("Error\n\r\tData time out error");
break;
case IDDHTLIB_ERROR_ACQUIRING:
Serial.println("Error\n\r\tAcquiring");
break;
case IDDHTLIB_ERROR_DELTA:
Serial.println("Error\n\r\tDelta time to small");
break;
case IDDHTLIB_ERROR_NOTSTARTED:
Serial.println("Error\n\r\tNot started");
break;
default:
Serial.println("Unknown error");
break;
}
Serial.print("Humidity (%): ");
Serial.println(DHT11.getHumidity(), 2);
Serial.print("Temperature (oC): ");
Serial.println(DHT11.getCelsius(), 2);
Serial.print("Temperature (oF): ");
Serial.println(DHT11.getFahrenheit(), 2);
Serial.print("Temperature (K): ");
Serial.println(DHT11.getKelvin(), 2);
Serial.print("Dew Point (oC): ");
Serial.println(DHT11.getDewPoint());
Serial.print("Dew Point Slow (oC): ");
Serial.println(DHT11.getDewPointSlow());
delay(2000);
}
/*
AUTHOR: Hazim Bitar (techbitar)
DATE: Aug 29, 2013
LICENSE: Public domain (use at your own risk)
CONTACT: techbitar at gmail dot com (techbitar.com)
*/
#include <SoftwareSerial.h>
SoftwareSerial BTSerial(10, 11); // RX | TX
void setup()
{
pinMode(9, OUTPUT);// this pin will pull the HC-05 pin 34 (key pin)HIGH
// to switch module to AT mode
digitalWrite(9, HIGH);
Serial.begin(9600);
Serial.println("Enter AT commands:");
BTSerial.begin(38400); // HC-05 default speed in AT command more
}
void loop()
{
// Keep reading from HC-05 and send to Arduino Serial Monitor
if (BTSerial.available())
Serial.write(BTSerial.read());
// Keep reading from Arduino Serial Monitor and send to HC-05
if (Serial.available())
BTSerial.write(Serial.read());
}