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The EM18 RFID Reader Module operates at a frequency of 125 kHz, making it ideal for access control, attendance, and asset tracking. This compact module features an onboard antenna, eliminating the need for an external aerial. It supports TTL and RS232 serial outputs, ensuring easy integration with microcontrollers like Arduino and Raspberry Pi. The typical read range is between 5 to 10 cm, providing reliability in various settings.
With a supply voltage of 4.5 to 5.5 V and a low current draw of less than 50 mA, the EM18 RFID Reader Module is energy-efficient. It operates effectively in temperatures ranging from -40 °C to +85 °C, making it suitable for diverse environments. Its small form factor (~40 x 40 x 16 mm) allows for easy installation in tight spaces.
This network module is ideal for establishing a network connection with a microcontroller in a simple way. It is equipped with a conventional RJ45 network jack and an ENC28J60 Ethernet controller. So you can set up a small web server, a chat server or a telnet client. The network module can be easily attached via the 10 socket pins. Dupont cables can also be used for a test setup.
The Arduino Ethernet Shield allows an Arduino board to connect to the internet. It is based on the Wiznet W5100 ethernet chip. The Wiznet W5100 provides a network (IP) stack capable of both TCP and UDP. The Ethernet W5100 Shield Network Expansion Board w/ Micro SD Card Slot supports up to four simultaneous socket connections.
SIM7670C is a 4G LTE module with SIM card socket, SMA antenna connector, DC power jack, and an RS232 interface.
Supports wireless communication modes of LTE-TDD/LTE-FDD/GSM/GPRS/EDGE.
This board is built around the SIMCOM A7670C LTE module and comes with an RS232 interface.
The RS232 interface enables easy connection with the computer or laptop using a USB to Serial connector or to the microcontroller using an RS232 to TTL converter. A 3-pin header also exposes a 1.8V level UART interface for direct interfacing with microcontrollers. Communication with A7670C is done using AT commands. Comes with a SIM Cardholder and SMA antenna connector. Input power is provided through a DC Jack. A power LED indicates when the system is powered ON and a NET LED indicates network status
SIM800A mini with high-performance industrial-grade GSM / GPRS module: SIM800A working frequency band: GSM900 / 1800 MHz Can achieve Voice telephone, SMS (SMS, MMS), GPRS data transmission function, TTS, and Bluetooth (optional). Hardware design in the official design to be optimized, the use of an efficient switching power supply, SIM card using the main micro cover, and more solid quality.
Module applications: Remote monitoring, smart remote meter reading, smart home, and car equipment, and other remote communication equipment.
The SIM900A Modem incorporates the SIM900A GSM module from SIMCOM, a dual-band GSM-based modem. It operates within the 900MHz frequency range and has the capability to automatically search for these two bands. Additionally, the frequency bands can be configured using AT Commands. The baud rate can be adjusted within the range of 1200-115200 through AT commands as well. This ultra-compact wireless module features an interface that facilitates connections with both PCs and microcontrollers through the RS232 Chip (MAX232).
Designed for M2M applications, the SIM900A Modem is ideal for SMS, voice, and data transfer purposes. Its onboard regulated power supply accommodates a wide range of unregulated power sources. With this modem, you can effortlessly perform tasks such as making audio calls, sending and receiving SMS messages, reading SMS content, and handling incoming calls using simple AT commands. This SMT-type GSM module is a complete solution, incorporating a powerful single chip that enables its compact size. It offers serial and TTL outputs for easy integration and utilization.
GSM SIM800C Modem with Antenna Module’s baud rate is configurable from 9600-115200 through AT command. The GSM GPRS Modem is having internal TCP/IP stack to enable you to connect with the internet via GPRS. It is suitable for SMS, Voice as well as DATA transfer applications in the M2M interface.
The onboard Regulated Power supply allows you to connect a wide range of unregulated power supply. Using this modem, you can make audio calls, SMS, Read SMS, attend the incoming calls and internet, etc through simple AT commands.
The Modem is built with Quad-Band GSM/GPRS engine-SIM800C from SIMCOM, works on frequencies 850/ 900/ 1800/ 1900 MHz. The Modem is populated with DB9 Female connector so as to directly connect with computer or other RS232 Compatible devices. MAX3232 from MAXIM Semiconductor is used for the RS232 Level conversion.
The modem will work with 5-12V DC, which can be fed either through onboard 2 Pin RMC connector or DC Jack. The modem is powered by a High Current Low Dropout Linear Voltage regulator so as to withstand high surge current requirement (may rise up to 2A).
SIM800L GSM/GPRS module is a miniature GSM modem, which can be integrated into a great number of IoT projects. You can use this module to accomplish almost anything a normal cell phone can; SMS text messages, make or receive phone calls, connecting to the internet through GPRS, TCP/IP, and more! To top it off, the module supports quad-band GSM/GPRS network, meaning it works pretty much anywhere in the world
This is Small SIM800L GPRS GSM Module Micro SIM Card Core Board Quad-band TTL Serial Port with the antenna, in this module two antennas have been included.
SIM800L GSM/GPRS module is a miniature GSM modem, which can be integrated into a great number of IoT projects. You can use this module to accomplish almost anything a normal cell phone can; SMS text messages, make or receive phone calls, connecting to the internet through GPRS, TCP/IP, and more! To top it off, the module supports quad-band GSM/GPRS network, meaning it works pretty much anywhere in the world
First is made of wire (which solders directly to NET pin on PCB) – very useful in narrow places. Second – PCB antenna – with double-sided tape and attached pigtail cable with IPX connector. This one has better performance and allows to put your module inside a metal case – as long the antenna is outside.
HC-05 6 Pin Wireless Serial Bluetooth Module is a Bluetooth module for use with any microcontroller. It uses the UART protocol to make it easy to send and receive data wirelessly.
The HC-06 module is a slave only device. This means that it can connect to most phones and computers with Bluetooth but it cannot connect to another slave-only device such as keyboards and other HC-06 modules. To connect with other slave devices a master module would be necessary such as the HC-05 version which can do both master and slave.
Bluetooth 4.0 BLE Serial module based on HM-10 can be configured as MASTER or SLAVE and is able to remotely control up to10 I/O pins. In HM-10 Bluetooth module MCU can be set up and also can controlled by a remote Bluetooth device for setting.
The Bluetooth UART RS232 serial Converter Module can easily transfer the UART data through the wireless Bluetooth, without complex PCB layout or deep knowledge in the Bluetooth software stack, you can combine this bluetooth module with your system.
This IIC/I2C serial interface adapter module provides hassle-free serial I2C control, making it a breeze to integrate with your Arduino projects and other microcontroller-based systems. Whether you’re a hobbyist or a professional, this I2C interface adapter simplifies your work and helps you achieve your project goals.
This I2C interface adapter is compatible with both 16×2 and 20×4 Character LCD Display Modules, supporting 4-bit mode. The default I2C address is 0x3F, but you can modify it as needed. With two IIC interfaces, you can quickly connect this adapter using Dupont lines or IIC dedicated cables.
jHD128x64 LCD display with Yellow backlight, Is simple to use and works with the vast majority of microcontrollers on the market. With this Graphic LCD, you can do a lot of graphic things. You can make frames as well as small animations. The 128×64 Graphic LCD module has a 128 x 64 pixel LCD screen with a Yellow backlight and a white foreground. This graphic lcd is fully programmable and can show a mix of graphics and text. This 128×64 LCD display is a large, bright Yellow LCD with white back-lit pixels. It is also well known for its widespread use in 3D printers as a RAMPS extension accessory.
16×2 LCD Display in a captivating blue hue, perfect for your electronics projects. This versatile and reliable LCD screen features a 16×2 character layout, allowing for clear and crisp text display. Its compact design and easy-to-use interface make it ideal for a wide range of applications. Whether you’re a hobbyist or a professional, this high-quality LCD display with a soothing blue backlight will enhance your projects and captivate your audience. Explore the possibilities today
This 16×2 Blue Jumbo Display, featuring the same captivating blue color but with a larger font size for enhanced visibility. This display offers 2 lines, each with 16 characters, capable of displaying both alphanumeric characters and numbers. Its versatile functionality makes it perfect for applications such as data scanners and meters, providing clear and easy-to-read indications of critical information.
16×2 LCD Display in a captivating Green hue, perfect for your electronics projects. This versatile and reliable LCD screen features a 16×2 character layout, allowing for clear and crisp text display. Its compact design and easy-to-use interface make it ideal for a wide range of applications. Whether you’re a hobbyist or a professional, this high-quality LCD display with a soothing Green backlight will enhance your projects and captivate your audience. Explore the possibilities today
This 16×2 Green Jumbo Display, featuring the same captivating Green color but with a larger font size for enhanced visibility. This display offers 2 lines, each with 16 characters, capable of displaying both alphanumeric characters and numbers. Its versatile functionality makes it perfect for applications such as data scanners and meters, providing clear and easy-to-read indications of critical information.
This is LCD1602 Parallel LCD Display that provides a simple and cost-effective solution for adding a 16×2 White on RGB Liquid Crystal Display into your project. The display is 16 character by 2 line display that has a very clear and high contrast white text upon a blue background/backlight. This is the great blue backlight LCD display. It is fantastic for Arduino-based projects. This LCD1602 Parallel LCD Display with Yellow Backlight is very easy to interface with Arduino or Other Microcontrollers. This display overcomes the drawback of LCD1602 Parallel LCD Display in which you’ll waste about 8 Pins on your Arduino for the display to get working. Luckily in this product, an I2C adapter is directly soldered right onto the pins of the display. So all you need to connect are the I2C pins, which show a good library and little coding. The I2C is a type of serial bus developed by Philips, which uses two bidirectional lines, called SDA (Serial Data Line) and SCL (Serial Clock Line). Both must be connected via pulled-up resistors. The usage voltages are standard as 5V and 3.3V. Tags, 16×2 LCD Display with I2C/IIC interface Blue Backlight, display, I2C, I2C Interface, LCD, LCD Display, LCD Display with I2C/IIC interface, LCD1602, Module, Sensors and Modules, 16×2 Blue LCD Display With IIC/I2C Interface, 16X2 LCD Display with IIC/I2C interface – Blue, 1602 16×2 LCD Display with I2C-IIC interface – Blue or Green Backlight, LCD1602 1602 LCD Module Blue, LCD 16X2 Alphanumeric Display with I2C/IIC interface – Blue Backlight, LCD Display, I2C Interface, I2C, LCD1602, Display for Arduino Uno, 1602 (16×2) LCD Display with I2C/IIC interface – Blue Backlight.
20×4 Alphanumeric LCD (Blue), Alphanumeric LCD is a type of liquid crystal display that displays letters and numbers. In a simple LCD, liquid crystal is put between transparent electrodes and alters the polarisation of light traveling through an electrical field. Polarisation filters cover the electrodes, ensuring that only one direction polarised light may enter through the screen. If the polarity of the liquid crystal changes owing to an electrical field, light cannot flow through the screen or a portion of it, and the screen appears black.
This is an 20 x 4 Parallel LCD Display that provides a simple and cost-effective solution for adding a 20 x 4 Black on RGB Liquid Crystal Display into your project. The display is 20 character by 4-line display that has a very clear and high-contrast Black text upon a Green background/backlight.
This is the Green backlight LCD 20 x 4 display. It is fantastic for Arduino-based projects. This LCD 20 x 4 Parallel LCD Display with Green Backlight is very easy to interface with Arduino or Other Microcontrollers
This is a basic 20 character by 4 line LCD module. Utilizes the extremely common HD44780 parallel interface chipset (datasheet). Interface code is freely available. You will need ~11 general I/O pins to interface to this LCD screen. Includes LED backlight.
LoRa 433MHz module designed by AI-THINKER, which based on the chip SX1278. The SX1278 RF module is mainly used for long-range spread spectrum communication. It can resist Minimize current consumption. The SX1278 has a high sensitivity of -148 dBm with a power output of +20 dBm, a long transmission distance and high reliability.
LoRa RA-02 SX1278 Long Range RF Wireless Transceiver Module 433Mhz This SX1278 LoRa Series Ra-02 Spread Spectrum Wireless Module is a wireless transmission module based on SEMTECH’s SX1278 wireless transceiver. It adopts advanced LoRa spread spectrum technology, with a communication distance of 10,000 meters. It has a strong ability of anti-jamming and has the function of air wake-up Consumption. Can be covering thousands of people in the district environment, particularly suitable for meter reading, smart home, burglar alarm equipment. Featured by Sharvi Electronics The LoRa series module Ra-01 is designed and developed by AI-THINKER Technology. The SX1278 RF module is mainly used for long-range spread spectrum communication.
The MCP2515 CAN bus module is designed with an SPI 51 Single Chip Program and features a TJA1050 Receiver. It is created to control a CAN Bus device by SPI interface with your MCU. It is best used by microcontrollers and boards compatible with Arduino like UNO boards.
The MCP2515 CAN Bus Controller is a simple Module that supports CAN Protocol version 2.0B and can be used for communication at 1Mbps. In order to set up a complete communication system, you will need two CAN Bus modules.
The MCP2515 CAN bus module consists of standard frames, extended frames, and remote frames. You can use the serial port of the MCP2515 CAN bus module to view communication data as well.
The Ublox Neo-6M GPS Module with EEPROM. This module is very sensitive and uses little power, giving you accurate location updates at a rate of 10Hz. It works well with Arduino, so you can get precise GPS data. It also comes with an external GPS antenna and UART TTL interfaces, plus an internal rechargeable battery for quick starts and faster GPS lock. This UBLOX NEO-6M GPS module can save settings to EEPROM so that you do not lose your configurations. The UFL connector simplifies connecting the GPS antenna, and the built-in ceramic antenna helps in satellite detection. The power and signal lights let you know how the module is doing. With a backup battery, your data stays safe even if the power goes out.
NEO-M8N High Precision GPS Module with Built-in Compass for APM and PIXHAWK FC is the new Neo-M8N GPS module that includes an HMC5883Ldigital compass. This module has a high level of sensitivity and features active circuitry for the ceramic patch antenna. It also comes enclosed in a plastic case to protect the module from the elements. This module outputs precise position updates at 10Hz and also has a rechargeable backup battery for warm starts. The NEO-M8N is configured to run at a baud rate of 38400 and can be used with Pixhawk and APM (you might need to modify the cable to fit your autopilot board).
This 3.3V VCC Adapter Board for NRF24L01 Wireless Transceiver Module enables you to use NRF24l01 type transceivers on 5V systems like Arduino.
It regulates the 3.3V input to 1.9~3.6V DC and incorporates bypass capacitors for reliable operation. The NRF24L01 utilizes Enhanced ShockBurst (ESB) protocol to support two-way data packet communication with packet buffering, packet acknowledgement and automatic re-transmission of lost packets.
This is NRF24L01 2.4GHz Antenna Wireless Transceiver Module. The nRF24L01 is a highly integrated, ultra-low power (ULP) 2Mbps RF transceiver IC for the 2.4GHz ISM (Industrial, Scientific, and Medical) band. With peak RX/TX currents lower than 14mA, a sub μA power down mode, advanced power management, and a 1.9 to 3.6V supply range, the nRF24L01 provides a true ULP solution enabling months to years of battery life when running on coin cells or AA/AAA batteries.
The NRF51822 BLE4 2.4GHz Bluetooth 4.0 Module is a wireless module that uses the nRF51822 chip. This chip is a low power multiprotocol Bluetooth 4.0/2.4 GHz RF system-on-chip designed for wireless applications that require ultra-low power consumption. The module has a communication distance of up to 30 meters in open outdoor conditions at a data rate of 1M and operates on a frequency range of 2.4GHz with an operating voltage of 2.0V to 3.6V.
The Bluetooth module is fully compatible with the NRF24L series and pinout compatible with NRF51xxx series, making it suitable for various applications such as wearable devices, Bluetooth intelligent applications, mobile phone accessories, RFID labels, smart home appliances, industry control, and data acquisition systems.
The nRF51822 chip is built around a 32-bit ARM Cortex-M0 CPU with 256KB flash and 16 KB RAM. It has a flexible 2.4 GHz radio that supports Bluetooth Low Energy and 2.4 GHz, and is fully supported by the Bluetooth LE and ANT software development kit.
This 0.96 Inch I2C/IIC 4pin OLED Display Module BLUE can be interfaced with any microcontroller using SPI/IIC/I2C protocols. It is having a resolution of 128×64. The package includes display board, display, 4 pin male header pre-soldered to board.
OLED monochrome 128×64 dot matrix display module. The characteristics of this display module are high brightness, self-emission, high contrast ratio, slim/thin outline, wide viewing angle, wide temperature range and low power consumption.
This is the 1.3-inch blue OLED display module. Using I2C protocols, the display module can communicate with any microcontroller. It has a resolution of 128×64. OLED (Organic Light-Emitting Diode) is a self-lighting technology that consists of a thin, multi-layered organic film sandwiched between an anode and a cathode.
The PN532 is a highly integrated transmission module for contactless communication at 13.56 MHz including microcontroller functionality based on an 80C51 core with 40 Kbytes of ROM and 1 Kbytes of RAM. The PN532 combines a modulation and demodulation concept completely integrated for different kinds of contactless communication methods and protocols at 13.56 MHz with an easy-to-use firmware for the different supported modes and the required host controller interfaces.
This is RFID Reader/Writer RC522 SPI S50 CARD AND KEYCHAIN which works on non-contact 13.56mhz communication, is designed by NXP as low power consumption, low cost, and compact size read and write chip, is the best choice in the development of smart meters and portable hand-held devices.
It uses an advanced modulation system, fully integrated at 13.56MHz with all kinds of positive non-contact communication protocols. Support 14443A compatible answer signal. DSP deals with ISO14443A frames and error correction.
This module can fit directly in handheld devices for mass production. The module uses the 3.3V power supply and can communicate directly with any CPU board by connecting through the SPI protocol, which ensures reliable work, good reading distance.
20×4 character 3D printer LCD display and control module for RepRap Ramps 1.4 shield. With this device, you no longer need a computer to control the 3D printer, all actions can be selected on the device itself, such as: calibration and control of axes, selection of a print file from the SD card, etc. The module is equipped with an SD card reader, a rotary encoder and buttons are used for control. It is easily connected to the Ramps using the included cable.
This Smart Controller contains a SD-Card reader, an rotary encoder and a 128×64 LCD display. You can easy connect it to your Ramps board using the “smart adapter”. After connecting this panel to your Ramps you don’t need your pc any more, the Smart Controller supplies power for your SD card.
Further more, all actions like calibration, axes movements can be done by just using the rotary encoder on the Smart Controller. Print your 3D designs without PC, just with a g-code design stored on the SD card. Compares to the 2004 Smart LCD Controller With Adapter, this 128×64 screen can display much more information, which would help for you run the 3D printer without a computer.
The SPEECH/VOICE RECOGNITION MODULE V3 is a speaker-dependent voice recognition module. It supports up to 80 voice commands in all. Max 7 voice commands could work at the same time. Any sound could be trained as command. Users need to train the module first before let it recognizing any voice command. This board has 2 controlling ways: Serial Port (full function), General Input Pins (part of function). General Output Pins on the board could generate several kinds of waves while corresponding voice command was recognized.
The 2.4 inch TFT touch Screen LCD Module For Arduino is a beautiful large touchscreen display shield with built in microSD card connection. The LCD has excellent vivid color contrast. This TFT display is big (2.4″ diagonal) bright (4 white-LED backlight) and colorful (18-bit 262,000 different shades). 240×320 pixels with individual pixel control. It has way more resolution than a black and white 128×64 display. As a bonus, this display has a resistive touchscreen attached to it already, so you can detect finger presses anywhere on the screen.
This TFT display is big (2.8″ diagonal) bright and colorful! 240×320 pixels with individual RGB pixel control, this has way more resolution than a black and white 128×64 display.
This display has a resistive touchscreen attached to it already, so you can detect finger presses anywhere on the screen. This display has a controller built into it with RAM buffering so that almost no work is done by the microcontroller.
The remarkable 3.5-inch TFT display – a bright and vibrant screen boasting 480×320 pixels with individual RGB pixel control, offering superior resolution compared to traditional black and white 128×64 displays and even doubling the capabilities of the 2.8-inch TFT.
This display features a resistive touchscreen sensor, enabling intuitive control of your applications through simple touch interactions anywhere on the screen. With a built-in controller featuring RAM buffering, the microcontroller workload is minimized, ensuring efficient performance.
The 5 Inch Touch Screen HDMI Interface TFT LCD Module is a good solution for those who are seeking a bigger resolution display. This TFT LCD Display for Raspberry Pi has a 5 inch size and features an 800×480 pixel resolution. This 5 Inch Touch Screen HDMI Interface TFT LCD Module is a mini panel-mountable HDMI monitor.
Display Voltage and current simultaneously in different colors, red for Voltage, Blue for current (the current is Measured in the negative rail). 2 Require external power supply; with reversed connection protection. 3 Ground wire of testing end and power supply terminal is the same wire; quick refresh of about 500 MS/time. 4 With built-in shunt, has Voltage and current calibration potentiometers.
This voltmeter can be used to measure the storage battery’s voltage in motorcycles and cars and also can grasp the storage battery’s status. It also can be used to measure other voltage. 30V is the voltmeter’s maximum operating limited voltage, please leave enough margin when working, to avoid voltmeter’s permanent damage because of an electrical spark, power supply ripple, or other too high abrupt change of voltage.