*/ DFRobot_URM09 URM09; void setup() { Serial.begin(115200); /** * I2c device number 1-127 * When the i2c device number is not passed, the default parameter is 0x11 */ while(!URM09.begin()){ Serial.println("I2C device number error "); delay(1000); } /** * The module is...
This is a water pressure sensor that adopts DFRobot Gravity 3-pin interface. It supports standard 5V voltage input and 0.5~4.5V linear voltage output. It is compatible with multiple Arduino controllers. Coordinate with a DFRobot Gravity IO Expansion Shield, the water pressure sensor can be plugg...
Unboxing. Analog pH meter pro V2 DFRobot Gravity for Arduino, ESP32, NodeMCUDocuments DFRobot Gravity: Analog pH meter pro V2 Product wiki Liquid Sensor Selection GuideShipping List pH Probe (Industrial Grade) x1 pH Signal Conversion Board V2 x1 Gravity Analog Sensor Cable x1 Waterproof ...
The DFRobot LM35 Linear Temperature Sensor is based on the semiconductor LM35 temperature sensor. It can be used to detect ambient temperature. This sensor is produced by National Semiconductor Corporation and offers a functional range between 0 to 150℃. The sensitivity is 10mV/℃. The output ...
The gravity Arduino Turbidity sensor from DfRobot detects water quality by measuring the levels of turbidity. It uses light to detect suspended particles in water by measuring the light transmittance and scattering rate, which changes with the amount of total suspended solids (TSS) in water. As ...
begin(9600); pinMode(5,INPUT); } void loop() { Liquid_level=digitalRead(5); Serial.print("Liquid_level= ");Serial.println(Liquid_level,DEC); delay(500); } 结果 当检测到液位时,OUT脚输出高电平,否则输出低电平。 更多 转接板原理图 元件布局图 SVG矢量图 本文整理于DFRobot wiki...
Seeed Studio EC sensor kit provided a reliable, easy to use and cost-effective solution for measuring EC with an Arduino or any compitable MCU development boards. It works well with both 3.3v and 5v MCU boards. The DFRobot_EC library hide the implementation complexity and can automatically det...
1 x DFRobot FireBeetle 2 ESP32-E 1 x Adafruit SHARP Memory Display 1 x Adafruit MicroSD card breakout board+ 1 x MicroSD 16 GB 1 x Adafruit DS3231 Precision RTC FeatherWing – RTC 1 x Battery CR1220 4 x Pololu Carrier for MQ Gas Sensors 1 x SparkFun Hydrogen Gas Sensor – MQ-8 ...
A Solar Power Manager 5 V module from DFRobot [36] was used to charge the battery and power the node circuits. The module has connectors for the photovoltaic panel (SOLAR IN), the battery (BAT IN), and a USB port (USB OUT) through which it can uninterruptedly provide 5 V voltage ...
DFRobot released its latest wide range infrared CO2 sensor, whose effective range is up to 0~50000ppm. This sensor is based on non-dispersive infrared (NDIR) technology and has good selectivity and oxygen-free dependency. It integrates temperature compensation and support UART communication mode. ...