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Categories: Sensors
DS18B20 Temperature Sensor Module
Rated 0 out of 5
0 Reviews- -55°C to +85°C temperature measurement range with good accuracy
- 1-wire interface to save on MCU pins
- LED to indicate module communications
- 3.3 and 5V compatible
Categories: Sensors
Flame Sensor
Rated 0 out of 5
0 Reviews- Pin1 (VCC pin): Voltage supply rages from 3.3V to 5.3V
- Pin2 (GND): This is a ground pin
- Pin3 (AOUT): This is an analog output pin (MCU.IO)
- Pin4 (DOUT): This is a digital output pin (MCU.IO)
Categories: Sensors
Ultrasonic Sonar Sensor
Rated 1.00 out of 5
(1.00)1 Review
(1) Using IO trigger for at least 10us high level signal,
(2) The Module automatically sends eight 40 kHz and detect whether there is a
pulse signal back.
(3) IF the signal back, through high level , time of high output IO duration is
the time from sending ultrasonic to returning.
Test distance = (high level time×velocity of sound (340M/S) / 2
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