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Summary of Contents for Velleman VMA303
- Page 1 VMA303 ® ARDUINO COMPATIBLE SOIL MOISTURE SENSOR + WATER LEVEL SENSOR MODULE USER MANUAL...
- Page 2 Nor Velleman nv nor its dealers can be held responsible for any damage (extraordinary, incidental or indirect) – of any nature (financial, physical…) arising from the possession, use or failure of this product.
- Page 3 Making a Soil Moisture Sensor ® ® The hardware consists of an Arduino microcontroller (here a Velleman VMA100 Arduino Uno) and the soil moisture sensor module. The soil moisture sensor module, built around the LM393 comparator (not included), gives an active-low (L) level output when the soil is dry (determined by a pre-set threshold value).
- Page 4 VMA303 Example int GLED= 13; // Wet Indicator at Digital PIN D13 int RLED= 12; // Dry Indicator at Digital PIN D12 int SENSE= 0; // Soil Sensor input at Analog PIN A0 int value= 0; void setup() { Serial.begin(9600);...
- Page 5 © COPYRIGHT NOTICE The copyright to this manual is owned by Velleman nv. All worldwide rights reserved. No part of this manual may be copied, reproduced, translated or reduced to any electronic medium or otherwise without the prior written consent of the copyright holder.
- Page 6 • Velleman® can decide to replace an article with an equivalent article, or to refund the retail value totally or partially when the complaint is valid and a free repair or replacement of the article is impossible, or if the expenses are out of proportion.
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