8 best sensor module for microcontrollers

A sensor module for microcontrollers is a specialized electronic component that integrates one or more sensors and associated circuitry onto a single board. These modules are commonly used in the fields of electronics, automation, and robotics to enable microcontrollers and single-board computers (SBCs) to gather data from the physical world. Here's what you should know about sensor modules for microcontrollers:

Sensor Types: Sensor modules can incorporate various types of sensors, including temperature sensors, humidity sensors, light sensors (photocells), motion sensors (PIR sensors), gas sensors, proximity sensors, and many others. The specific sensor type on the module depends on the intended application.
Interface: Sensor modules typically include an interface that allows them to connect to microcontrollers or SBCs. Common interfaces include analog voltage output, digital output (e.g., I2C or SPI), or serial communication (e.g., UART).
Compatibility: When choosing a sensor module, it's important to ensure compatibility with the microcontroller or SBC you plan to use. Check for the supported communication protocols and voltage levels to ensure seamless integration.
Power Supply: Sensor modules often require a specific voltage supply to operate correctly.Make sure to provide the required voltage and current to the module as per its datasheet or documentation.
Data Output: Depending on the sensor, the module may provide data in various formats, such as analog voltage readings, digital signals, or serial data. You'll need to program your microcontroller to interpret and process this data.
Accuracy and Calibration: Some sensor modules may require calibration to ensure accurate readings. This is particularly important for sensors like temperature or humidity sensors, where precision matters.
Sample Code and Libraries: Manufacturers often provide sample code and libraries for popular microcontroller platforms, making it easier to interface with and read data from the sensor module. These resources can simplify the development process.
Applications: Sensor modules find applications in various fields, including environmental monitoring, home automation, industrial automation, robotics, and IoT (Internet of Things) projects. They enable microcontrollers to sense and respond to changes in their environment.
Prototyping: Sensor modules are commonly used in prototyping and experimentation, as they offer a convenient way to add sensor capabilities to your projects without the need for extensive electronics design.
Cost and Availability: Sensor modules are generally cost-effective and readily available from electronics suppliers and online marketplaces. Prices can vary depending on the complexity and type of sensor.
Datasheets and Documentation: Always refer to the datasheet and documentation provided by the manufacturer for specific details on how to use the sensor module, including pinouts, electrical characteristics, and recommended operating conditions.

In summary, sensor modules for microcontrollers are essential components in the world of electronics and automation. They simplify the process of integrating sensors into projects, making it easier for developers and hobbyists to collect data from the physical world and create smart, responsive systems. When working with sensor modules, it's crucial to understand the specific requirements and characteristics of the module and ensure compatibility with your chosen microcontroller or SBC.

Below you can find our editor's choice of the best sensor module for microcontrollers on the market

XtremeAmazing HC-SR501 PIR Pyroelectric Infrared Motion Sensor Detector Modules for Microcontrollers Pack of 10

Based on 5 reviews Check latest price

Product description

Package Contents: 10 x Infrared Sensor Module

Operating voltage range: DC 4.5-20V
Static power consumption: 65 microamps, Level output: 3.3V, low 0V
Blockade time: 0.25 seconds, delay time: 0.5-200s(Adjustable)
Operating temperature: -15 to +70 degrees
Package Contents: 10 x Infrared Sensor Module

Aukru HC-SR501 Human Body Pyroelectricity Infrared PIR Motion Detector Sensor Module for Arduino, Raspberry Pi and Microcontrollers Electronic Projects

Based on 26 reviews Check latest price

Product description

Specifications:

Product Type: HC--SR501 Body Sensor Module

Operating voltage range: DC 4.5-20V

Quiescent Current: <50uA Trigger: L can not be repeated trigger/H can be repeated trigger(Default repeated trigger)

Delay time: 5-200S(adjustable) the range is (0.xx second to tens of second)

Block time: 2.5S(default)Can be made a range(0.xx to tens of seconds)

Board Dimensions: 32mm*24mm

Angle Sensor: <100 ° cone angle Lens size sensor: Diameter:23mm(Default)

Applications:

Security Products

the human body sensors toys

the human body sensor lighting industrial automation and control, etc

Use:

It can automatically and quickly open various types of incandescent, fluorescent lamps, buzzer, automatic doors, electric fans,automatic washing machine and dryer Machines and other devices,is a hightech products.

Especially suitable for enterprises, hotels, shopping malls, warehouses and family aisles, corridors and other sensitive Sense of region, or for the security zone automatic lighting, lighting and alarm systems

Package include:

1 x HC-SR501 Human Sensor Module

HC--SR501 Body Sensor Module
The human body sensor lighting industrial automation and control, etc.Ideal for Arduino, Raspberry Pi, PIC and more.
The automatic sensor: to enter the sensor output range is high, people leave the sensor range of the automatic delay off high, output low.
Operating voltage range: DC 4.5-20V
Board Dimensions: 32mm*24mm

ToToT 2PCS HC-SR501 Adjust Infrared IR Pyroelectric PIR Motion Sensor Detector Module for Arduino, Microcontrollers

Based on 5 reviews Check latest price

Product description

Basic info:

Working voltage range: DC 4.5-20V

Static current: below 50uA

High level output: 3.3 V / low 0V

Trigger mode: L unrepeatable trigger /H repeated trigger (Default Repeating trigger)

Delay time: 0.5-200S (adjustable) can be produced range 0.1 seconds - a few minutes

Blocking time: 2.5S (the default) can be produced range 0.1 seconds, tens of seconds

Size: 32mm*24mm circuit board

Induction angle: below 100 degree cone angle

Working temperature: -15-+70 degrees

Induction of lens size: diameter: 23mm (default)

Qty: 2

Description:

It is great for microcontrollers such as arduino for funduino and many more including the rasberry pi!

It is a HC--SR501 Sensor Module with an operating voltage of 4.5V to 20V. It has a high value of 3.3 volts and a low of 0 (it is either on or off). Its delay time can be adjusted from 5 to 200 seconds as well as the sensing range from 3meter to 7meters. The entire sensor with the board is 32mm by 24mm (standard pir motion sensor). The sensor either gives off a 3.3Volt high value when motion is detected and then resumes or continues to give off a 0 voltage when no motion is detected. If you use an arduino or other micro controllers you can use the 3.3 volt out to power the sensor or use the 5 volt power pin (vcc) to power the sensor. Either one will work.

Package includes: 2pcs HC-SR501 PIR Motion Sensor Detector Module
It is a digital on/off output. 3.3volts on 0 volts off. Working voltage range: DC 4.5-20V
It is great for microcontrollers such as arduino for funduino and many more including the rasberry pi!
It can automatically and quickly open various types of incandescent, fluorescent lamps, buzzer, automatic doors, electric fans,automatic washing machine and dryer Machines and other devices, is a hightech products.
Especially suitable for enterprises, hotels, shopping malls, warehouses and family aisles, corridors and other sensitive Sense of region, or for the security zone automatic lighting, lighting and alarm systems.

AiTrip 6pcs Hx711 Weight Weighing Load Cell Conversion Module Sensors Ad Module for Arduino Microcontroller

AiTrip

Based on 10 reviews Check latest price

Product description

Features:

Two selectable differential input channels

On-chip active low noise PGA with selectable gain of 32, 64 and 128

On-chip power supply regulator for load-cell and ADC analog power supply

On-chip oscillator requiring no external component with optional external crystal

On-chip power-on-reset

Simple digital control and serial interface: pin-driven controls, no programming needed

Selectable 10SPS or 80SPS output data rate

Simultaneous 50 and 60Hz supply rejection

Current consumption including on-chip analog power supply regulator: normal operation < 1.5mA, power down < 1uA

Operation supply voltage range: 2.6 ~ 5.5V

Operation temperature range: -40 ~ +85°

This module uses 24 high-precision A / D converter chip hx711, is designed for high-precision electronic scale and design, with two analog channel input, the internal integration of a gain programmable amplifier 128. Input circuit can be configured to provide an electrical bridge bridge voltage (such as pressure, weight) sensor model is an ideal high-precision, low-cost sampling front-end module

Two selectable differential input channels
On-chip active low noise PGA with selectable gain of 32, 64 and 128
Simple digital control and serial interface: pin-driven controls, no programming needed
Selectable 10SPS or 80SPS output data rate
Size:25mmx16mm/0.98"x0.62"(inch) (approx)

C.J. Shop 5PCS Hx711 Weight Weighing Load Cell Conversion Module Sensors Ad Module for Arduino Microcontroller

DAOKI

Based on 9 reviews Check latest price

Product description

This module uses 24 high-precision A / D converter chip hx711, is designed for high-precision electronic scale and design, with two analog channel input, the internal integration of a gain programmable amplifier 128. Input circuit can be configured to provide an electrical bridge bridge voltage (such as pressure, weight) sensor model is an ideal high-precision, low-cost sampling front-end module.

Two selectable differential input channels

On-chip active low noise PGA with selectable gain of 32, 64 and 128

On-chip power supply regulator for load-cell and ADC analog power supply

On-chip oscillator requiring no external component with optional external crystal

On-chip power-on-reset

Simple digital control and serial interface: pin-driven controls, no programming needed

Selectable 10SPS or 80SPS output data rate

Simultaneous 50 and 60Hz supply rejection

Current consumption including on-chip analog power supply regulator: normal operation < 1.5mA, power down < 1uA

Operation supply voltage range: 2.6 ~ 5.5V

Operation temperature range: -40 ~ +85°

16 pin SOP-16 package

Package Include:

5pcs HX711 Weighing Sensor Dual-Channel 24 Bit Precision A/D Module

Size: 3.5CM X 2CM X 0.5CM
On-chip active low noise PGA with selectable gain of 32, 64 and 128
Simple digital control and serial interface: pin-driven controls, no programming needed
HX711 Weighing Sensors AD Module for Arduino Microcontroller

5PCS HX711 Load Cell Amplifier Breakout Weight Weighing Sensors Ad Module Analog to Digital Converter, for Arduino Raspberry Pi Microcontroller

Stemedu

Based on 22 reviews Check latest price

Product description

Description:

This module uses 24 high precision A/D converter chip HX711.

It is a specially designed for the high precision electronic scale design with two analog input channel the internal integration of 128 times the programmable gain amplifier.

The input circuit can be configured to provide a bridge type pressure bridge (such as pressure weighing sensor mode)is of high precision low cost is an ideal sampling front-end module.

Features:

Two selectable differential input channels

On-chip active low noise PGA with selectable gain of 3264 and 128

On-chip power supply regulator for load-cell and ADC analog power supply

On-chip oscillator requiring no external component with optional external crystal

On-chip power-on-reset

Simple digital control and serial interface: pin-driven controls no programming needed

Selectable 10SPS or 80SPS output data rate

Simultaneous 50 and 60Hz supply rejection

Current consumption including on-chip analog power supply regulator: normal operation < 1.5m Apower down < 1uA

Operation supply voltage range: 2.6 ~ 5.5V

Operating Temperature Range:-20 degree ~ +85 degree

Package Includes:

5 X HX711 HX711 Load Cell Amplifier

FAQ

Q:What is the minimum weight can be read?

A:It's depend on the weight sensor you are using and its resolution

Operation supply voltage range: 2.6 ~ 5.5V
What you will get: 5pcs HX711 Load Cell Amplifier
How to email us? Please click “Stemedu”(you can find "Sold by Stemedu" under Buy Now button), in the new page, click “Ask a question” to email us

User questions & answers

Question:	How do i select the 80 hz sampling rate? i don't see a jumper to set. it seems that the default is 10 hz
Answer:	This breakout board has the rate pin (pin 15) wired directly to ground. You need to lift it and jump it to Vsup to put it in 80Hz mode.
Question:	The default sampling rate for this board is 10 sps. how do i select 80 sps? i know this is possible but the board has no jumpers for the rate pin
Answer:	The makers of the breakout board did not provide for changing the rate. The schematic shows the rate pin (which is pin 15 of the actual chip) simply wired to ground; it needs to be wired to power positive to set the faster sampling rate. This could probably be done by carefully snipping the pin, lifting it, and jumpering it to Vsup.

OMGOD 45 Sensors Assortment Kit, Sensors Modules Starter Kit for Arduino IDE UNO R3 MEGA2560 Nano Raspberry Pi 4 B 3 B+, for Raspberry Pi Beginners

Based on 4 reviews Check latest price

Product description

Specifications:

This starter kit is designed to get you started quickly and easily on your path of learning electronics. But it's a great starter kit in general as it's designed for everyone even novices who has very little or no electronics and programming experience. The starter bundle contains everything you need (except tools) to take your first step on Arduino journey!

Included:

1x Power Supply Module

1x Ultrasonic Sensor Module

1x SD card slot

1x Water Lever Detection Sensor Module

1x MPU 6050 Module

1x Soil moisture sensor module

1x DS3231 Clock module

1x Booster module

1x Small passive buzzer module

1x 2-color LED module

1x Hit sensor module

1x Vibration switch module

1x Photo resistor module

1x Key switch module

1x Tilt switch module

1x 3-color full-colour LED SMD module

1x Infrared sensor module

1x 3-colour LED module

1x Mercury open optical module

1x Yin Yi 2-color LED module 3MM

1x Active buzzer module

1x Temperature sensor module

1x Automatic flashing colourful LED module

1x Mini magnetic reed module

1x Hall effect magnetic sensor module

1x Infrared sensor receiver module

1x Class Bihor magnetic sensor

1x Magic light cup module

1x Rotary encoder module

1x Optical broken module

1x Heartbeat detection module

1x Reed module

1x Obstacle avoidance sensor module

1x Hunt sensor module

1x Microphone sound sensor module

1x Laser module

1x 5V relay module

1x Temperature sensor module (KY-001)

1x Temperature sensor module (KY-028)

1x Linear magnetic Hall sensor module

1x Flame sensor module

1x Sensitive microphone sensor module

1x Temperature and humidity sensor module

1x XY-axis joystick module

1x Touch sensor module

45 sensor modules- almost have all sensors modules you need.
Professional 45-in-1 Sensor Module Kit, NOT ONLY compatible for ARDUINO, BUT ALSO compatible for raspberry pi RPi 3 2 Model B A A+ B+
Touch sensor moduleHeartbeat detection module
Standard interface can be controlled directly by microcontroller ( 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic)
Including a box to keep all accessories. Great gift for Raspberry Pi Beginners.

C.J. SHOP 5PCS HC SR501 Human Sensor Module Pyroelectric Infrared Sensor For Microcontrollers Electronic Projects

C.J. SHOP

Based on 1 reviews Check latest price

Product description

Description:

Product Type: HC--SR501 Body Sensor Module

Operating voltage range: DC 4.5-20V

Quiescent Current: <50uA

Level output: High 3.3 V /Low 0V

Trigger: L can not be repeated trigger/H can be repeated trigger(Default repeated trigger)

Delay time: 5-200S(adjustable) the range is (0.xx second to tens of second)

Block time: 2.5S(default)Can be made a range(0.xx to tens of seconds

Board Dimensions: 32mm*24mm

Angle Sensor: <100 ° cone angle

Operation Temp: -15-+70 degrees

Lens size sensor: Diameter:23mm(Default)

Features: Over 2000 characters, Feel free to contact us to get this

1: power supply

2: high and low level output

3: power negative

H: repeatable triggers

L: not repeatable triggers

CDS: Photo control

Instructions:

1. Sensing module for about a minute after power initialization time, during the interval to the output module 0-3 times a minute in standby mode.

5. Applications

a.Security Products

b.the human body sensors toys

c.the human body sensor lighting

d.industrial automation and control, etc.

It can automatically and quickly open various types of incandescent, fluorescent lamps, buzzer, automatic doors,

electric fans,automatic washing machine and dryer Machines and other devices,is a hightech products. Especially

suitable for enterprises, hotels, shopping malls, warehouses and family aisles, corridors and other sensitive

Sense of region, or for the security zone automatic lighting, lighting and alarm systems.

Package Included:

1 x Adjust IR Pyroelectric Infrared IR PIR Motion Sensor Detector Module HC-SR501