Development v12

Warning - Product Update

All the resources present on this section belong to Waspmote v12, Waspmote Plug & Sense! v12 and Meshlium v3.8.

If you have a Waspmote v15, Waspmote Plug & Sense! v15 or Meshlium v4.0 please go to the new Development Section.

Check what is your version and what are the differences between the old and the new one in this document.

» BS 02: Light sensor

This example shows how to get the vale of light sensor. Sensor LDR connected to ANALOG5 pin

Required Materials

1 x Waspmote
1 x Battery
1 x MiniUSB wire
1 x LDR sensor (electronic adaptation needed)

Notes

This example can be executed in Waspmote v12 and Waspmote v15

Code

/*  
 *  ------ [BS_02] Getting the value of light sensor -------- 
 *  
 *  Explanation: This example shows how to get the vale of light
 *  sensor. Sensor LDR connected to ANALOG5 pin
 *  
 *  Copyright (C) 2016 Libelium Comunicaciones Distribuidas S.L. 
 *  http://www.libelium.com 
 *  
 *  This program is free software: you can redistribute it and/or modify 
 *  it under the terms of the GNU General Public License as published by 
 *  the Free Software Foundation, either version 3 of the License, or 
 *  (at your option) any later version. 
 *  
 *  This program is distributed in the hope that it will be useful, 
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of 
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the 
 *  GNU General Public License for more details. 
 *  
 *  You should have received a copy of the GNU General Public License 
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>. 
 *  
 *  Version:           3.0 
 *  Design:            Marcos Yarza 
 *  Implementation:    Marcos Yarza
 */

// variables
int light = 0;

void setup()
{
  // Open the USB connection
  USB.ON();
  USB.println(F("USB port started..."));

}

void loop()
{
  // read light sensor connected to ANALOG5 pin
  light = Utils.readLight();
  
  USB.print(F("Value of light: "));
  USB.print(light,DEC);
  USB.println(F(" % of light"));
  
  USB.println(F("------------------------------------------------------"));
  delay(1000); 
}

Output

H#
USB port started...
Value of light: 83 % of light
------------------------------------------------------
Value of light: 84 % of light
------------------------------------------------------
Value of light: 85 % of light
------------------------------------------------------
Value of light: 85 % of light
------------------------------------------------------
...

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