เซ็นเซอร์วัดความชื้น moisture meter detection module
เซ็นเซอร์วัดความชื้น moisture meter detection module
Description:
This is a summary of soil moisture sensors can be used to detect moisture on dry ground the modules will result in a high level while the low yield. Using this sensor automatic watering system for plants for your garden no deal.
Voltage operation: 3.3V ~ 5V
sensitivity adjustable. (Expressed in adjusting the composition of digital potentiometers blue)
mode dual output analog output is more accurate.
Fixed bolt hole for easy installation.
LED power indicator (red) and the shift indicator digital output (green)
chips compare LM393 stable
PCB boards Size: 3 cm. X 1.5 cm
soil probe size: 6 cm. X 2 cm.
cable length: 21 cm.
the VCC: 3.3V-5V
GND: GND
a dO: Interactive digital interface outputs (0 and 1)
AOs: input and output analog.
https://www.instructables.com/id/Arduino-Soil-Moisture-Sensor/
int led_pin =13; int sensor_pin =8; void setup() { pinMode(led_pin OUTPUT); pinMode(sensor_pin INPUT); } void loop() { if(digitalRead(sensor_pin) == HIGH){ digitalWrite(led_pin HIGH); } else { digitalWrite(led_pin LOW); delay(1000); } }