INTRODUCTION OF RAIN DROP SENSOR |TECHB
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- เผยแพร่เมื่อ 21 ก.ค. 2020
- Raindrop sensor is basically a board on which nickel is coated in the form of lines. It works on the principal of resistance. Rain Sensor module allows to measure moisture via analog output pins and it provides a digital output when a threshold of moisture exceeds. The module is based on the LM393 op amp.
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