Wifi Modules

Product Details:

The Hi-Link HLK-7628N is a Serial to WiFi module designed for applications requiring seamless integration of WiFi capabilities into embedded systems. It is built around the MediaTek MT7628N processor, which is widely known for its reliability and high performance in networking applications. This module is ideal for IoT, industrial automation, and smart home solutions.

Description

The Hi-Link HLK-7628N is a compact WiFi module that bridges UART serial communication with WiFi networks. It supports IEEE 802.11 b/g/n wireless standards, offering fast and stable wireless connectivity. The module is programmable, allowing custom firmware development, and supports multiple modes of operation, including AP (Access Point), STA (Station), and AP+STA.

Features

• Processor: MediaTek MT7628N, operating at up to 580 MHz.
• Wireless Standards: IEEE 802.11 b/g/n (2.4 GHz).
• Interface: UART for serial communication.
• Security Protocols: WEP, WPA, WPA2, TKIP/AES.
• Operating Modes: AP, STA, AP+STA.
• Memory: 64MB DDR2 RAM and 16MB Flash (expandable).
• Power Supply: 3.3V DC (Low power consumption).
• Compact Design: Suitable for space-constrained applications.

Applications

• IoT devices
• Industrial control systems
• Smart home automation
• Wireless sensor networks
• Serial device networking

Product Details:

The RA-01 is a high-performance LoRa (Long Range) module that operates based on the Semtech SX1278 chip. This module is widely used for long-range communication applications, offering robust wireless transmission capabilities with low power consumption. Here is a detailed description:

Key Features:

1. LoRa Technology:

   • Utilizes LoRa modulation for long-range communication.
   • Provides robust signal transmission in environments with high interference.
   • Supports point-to-point and multipoint communication.

2. Frequency Range:

   • Operates in the 433 MHz ISM band, suitable for unlicensed use in many regions.

3. High Sensitivity:

   • Offers a receiver sensitivity of up to -148 dBm, enabling reliable reception even in weak signal conditions.

4. Long Range:

   • Transmission distance can reach several kilometers in open areas.

5. Low Power Consumption:

   • Ideal for battery-operated and IoT devices due to its low current consumption.

6. Adjustable Parameters:

   • Transmission power, bandwidth, spreading factor, and coding rate are adjustable for optimizing range and power efficiency.

7. Interface:

   • Uses SPI (Serial Peripheral Interface) for communication with a microcontroller.

8. Compact Size:

   • Small module size suitable for space-constrained applications.

Product Details:

ESP-01 USB Board WiFi Module Description

The ESP-01 USB Board WiFi Module is a compact, low-cost WiFi module designed for IoT applications and projects that require wireless connectivity. It integrates the ESP8266 microcontroller, providing both the processing power and WiFi capabilities necessary for remote communication and control. With a USB interface, the module simplifies integration into development environments, making it easy to use for prototyping and development.

Key Features:

1. ESP8266 Microcontroller

   • The ESP-01 USB Board features the ESP8266 WiFi module, which integrates a low-power microcontroller and a WiFi radio in a single chip. This allows for wireless communication, such as connecting to a local WiFi network, sending/receiving data, and enabling remote control or monitoring of devices.

2. USB Interface for Easy Connectivity

   • The USB Board version of the ESP-01 module comes with an integrated USB-to-serial converter, making it easy to connect to a computer or development board without needing an external programmer.

3. Compact Form Factor

   • The ESP-01 module has a very small size (approx. 24.8mm x 14.3mm), allowing for use in space-constrained applications while providing high functionality in IoT projects.

4. WiFi Connectivity

   • Supports 802.11 b/g/n WiFi standards, enabling the module to connect to WiFi networks for data exchange, remote control, and monitoring tasks. It's ideal for creating wireless IoT applications and smart devices.

5. Low Power Consumption

   • Designed for energy efficiency, the ESP-01 operates in a low-power mode when idle, making it suitable for battery-powered applications where power management is crucial.

6. GPIO Pins for Expansion

   • The ESP-01 module includes 2 GPIO pins that can be used for additional control and sensing tasks, allowing users to interface with external devices, sensors, or relays.

7. High-Speed Data Transfer

   • Capable of providing high-speed data transfer over WiFi, making it ideal for applications that need to send or receive large amounts of data, such as remote sensor readings, control signals, or real-time information.

8. Easy Programming

   • The ESP-01 module is programmable using the Arduino IDE or other compatible platforms. This makes it easy for developers to write, compile, and upload custom code to the module for various applications.

9. Integrated Antenna

   • The ESP-01 has an integrated PCB antenna, simplifying the design and reducing the need for additional external antennas while still providing reliable WiFi performance.

10. Serial Communication

• The module communicates via UART (Universal Asynchronous Receiver-Transmitter) for serial communication, making it compatible with microcontrollers and development boards like Arduino, Raspberry Pi, and others.

Product Details:

The Latest ESP-12F ESP8266 Wifi Module AP & Station Remote Serial Wireless IoT Board is an integrated chip designed for the needs of a new connected world. It can handle all the necessary overhead for communicating with your network, such as TCP/IP stack and communicating with your 802.11 networks. It is completely addressable over SPI and UART protocols allowing you to connect your sensors or project directly to it through its GPIO’s. ESP8266 is a low-cost Wi-Fi chip with full TCP/IP stack and MCU (Micro Controller Unit) capability. ESP8266 Serial Wifi Wireless Transceiver Module is a self-contained SOC with integrated TCP/IP protocol stack that can give any microcontroller access to your WiFi network. ESP8266 Serial Wifi Wireless Transceiver Module is capable of either hosting an application or offloading all Wi-Fi networking functions from another application processor. Each ESP8266 module comes pre-programmed with an AT command set firmware, meaning, you can simply hook this up to your Arduino device and get about as much WiFiability as a WiFi Shield offers (and that’s just out of the box)! The ESP8266 module is an extremely cost-effective board with a huge, and ever-growing, community. ESP8266 Serial Wifi Wireless Transceiver Module has a powerful enough on-board processing and storage capability that allows it to be integrated with the sensors and other applicationspecific devices through its GPIOs with minimal development up-front and minimal loading during runtime. Its high degree of on-chip integration allows for minimal external circuitry, including the front-end module, is designed to occupy minimal PCB area. The ESP8266 supports

Product Details:

The ESP8266-05 is a compact and low-cost Wi-Fi module that is part of the ESP8266 series of Wi-Fi chips. It is commonly used in IoT (Internet of Things) projects to connect devices to Wi-Fi networks, allowing them to communicate over the internet.

Key Features of ESP8266-05:

1. Wi-Fi Connectivity:

   • The module allows devices to connect to a Wi-Fi network, providing internet access for various applications such as remote monitoring, home automation, and data logging.

2. Low Power Consumption:

   • The ESP8266-05 module is known for its low power consumption, which makes it ideal for battery-operated applications or energy-efficient devices.

3. Small Size:

   • The ESP8266-05 is very compact, making it suitable for small devices and embedded applications where space is limited.

4. AT Command Set:

   • The module operates using an AT command set interface, which can be used to send commands to the module to control its behavior, such as connecting to a Wi-Fi network, sending/receiving data, or configuring settings.

5. Built-in TCP/IP Stack:

   • The ESP8266-05 module has a built-in TCP/IP stack, which simplifies the process of connecting to the internet and sending/receiving data over HTTP, WebSockets, etc., without the need for external software libraries.

6. Supports Serial Communication:

   • The ESP8266-05 communicates via serial communication (UART), making it compatible with microcontrollers such as Arduino and other embedded systems.

7. Low Cost:

   • One of the main reasons for the popularity of the ESP8266 series is its affordable price, making it an excellent choice for DIY projects and prototypes.

Technical Specifications:

• Wi-Fi Standard: 802.11 b/g/n
• Operating Voltage: 3.3V (with a voltage regulator required for 5V systems)
• Data Rate: Up to 72.2 Mbps (depending on the mode)
• Frequency Range:2.4 GHz ISM Band
• Interface:UART (Serial Communication)
• Memory: 64 KB of instruction RAM, 96 KB of data RAM
• Flash Memory: Typically 512 KB to 4 MB
• Power Supply: Requires 3.3V and cannot be powered directly from a 5V supply without a voltage regulator.
• GPIO Pins: Available GPIOs for interfacing with sensors, LEDs, or other peripherals (depending on the board configuration).

Common Applications:

1. Home Automation:

   • The ESP8266-05 can be used to control appliances, lighting, and other home devices remotely via the internet or a smartphone app.

2. IoT Projects:

   • It is widely used in IoT applications to connect sensors (temperature, humidity, motion) to a network for remote monitoring and control.

3. Wireless Communication:

   • The module can be used for creating wireless communication systems that need to send or receive data over the internet.

4. Data Logging and Remote Monitoring:

   • It can be used in data logging applications where sensors gather data, and the ESP8266-05 transmits the data over Wi-Fi to a cloud server or a web-based platform.

5. Smart Devices:

   • As part of a smart device ecosystem, the ESP8266-05 connects to other devices for seamless communication and automation.

Product Details:

ESP32-C3-WROOM-02 is general-purpose Wi-Fi and Bluetooth LE modules. The rich set of peripherals and high performance make the two modules an ideal choice for smart homes, industrial automation, health care, consumer electronics, etc.

ESP32-C3-WROOM-02 is feature an external SPI flash. ESP32-C3-WROOM-02 comes with an on-board PCB antenna.

Product Details:

ESP32-WROOM-32U 8M 64Mbit WiFi Flash Bluetooth Module

ESP32-WROOM-32D and ESP32-WROOM-32U are powerful, generic Wi-Fi+BT+BLE MCU modules that target a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming, and MP3 decoding.
ESP32-WROOM-32U is different from ESP32-WROOM-32D in that ESP32-WROOM-32U integrates a U.FL connector. For detailed information on the U.FL connector please see Chapter 10 in the datasheet attached. Note that the information in this data sheet is applicable to both modules. Any differences between them will be clearly specified in the course of the document in the attachment.

Note:

For All Technical details go through the datasheet in the attachment

Features:

1. ESP32-WROOM-32 contains two low-power Xtensa 32-bit LX6 microprocessors
2. 8 KBytes SRAM in RTC SLOW
3. 8 KBytes SRAM in RTC FAST
4. 1 Kbit of EFUSE, 256 bits MAC
5. IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT
6. Interfaces: SD-card, UART, SPI, SDIO, I2C, LED PWM, Motor  PWM, I2S, IR, GPIO, capacitive touch sensor, ADC, DAC, Hall sensor, temperature sensor

Product Details:

The DOIT ESP32-WROOM-32E (16MB) is a versatile and high-performance Wi-Fi and Bluetooth development module based on the ESP32 chip. Ideal for IoT, automation, and multimedia applications, it is designed to provide robust connectivity and processing power, with a dual-core processor and ample memory for demanding projects.

Product Details:

The ESP module is a Smart Connectivity Platform (ESCP) of high performance wireless SOCs, for mobile platform designers, provides unsurpassed ability to embed Wi-Fi capabilities within other systems, at the lowest cost with the greatest functionality.

Additional Information:

• Item Code: ESP8266-03

Product Details:

The ESP8285 M2 WiFi Module is a low-cost, low-power WiFi microchip designed for use in a variety of Internet of Things (IoT) applications. It is based on the ESP8266 architecture and offers similar functionality but with the added advantage of a built-in flash memory, making it more compact and suitable for small embedded systems.

Key Features:

1. WiFi Connectivity:

   • The ESP8285 provides full WiFi capability, supporting IEEE 802.11 b/g/n standards, and can be used to connect devices to WiFi networks for data transmission.

2. Integrated Flash Memory:

   • Unlike the ESP8266, the ESP8285 comes with integrated flash memory (1MB), making it more compact and eliminating the need for an external flash chip.

3. Power Efficiency:

   • It is designed to operate at low power, making it suitable for battery-powered devices in IoT applications.

4. Low Cost:

   • The module is inexpensive, which makes it popular for hobbyist projects and mass-produced IoT devices.

5. Processing Power:

   • It features a 32-bit RISC CPU running at 80 MHz, which is capable of handling a variety of tasks without needing a separate microcontroller.

6. GPIO Pins:

   • The module provides multiple General Purpose Input/Output (GPIO) pins for interacting with sensors, actuators, and other external devices.

7. Easy Integration:

   • It supports both AT commands and programming via the Arduino IDE, making it accessible for both beginners and experienced developers.

Module Pinout:

The ESP8285 M2 typically comes with several GPIO pins and other interfaces. A common pinout for the module is as follows:

Applications:

1. IoT Projects:

   • Ideal for IoT applications like smart home automation, weather stations, and connected devices.

2. Wireless Data Transmission:

   • Can be used for sending sensor data or controlling devices over the internet via MQTT or HTTP protocols.

3. Embedded Systems:

   • Used in embedded systems that require WiFi connectivity but have limited space for additional components like flash memory.

4. Smart Appliances:

   • Used in smart home appliances such as smart lights, thermostats, and security systems.

5. Wearable Devices:

   • Due to its low power consumption, it is used in wearable devices that need to stay connected to WiFi networks for syncing data or remote control.

Product Details:

ESP32-WROOM-32E is powerful, generic Wi-Fi + Bluetooth + Bluetooth LE MCU modules that target a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such as voice encoding, music streaming and MP3 decoding.

ESP32-WROOM-32E comes with a PCB antenna, with a connector for an external antenna. The information in this datasheet is applicable to modules.

Features:

1. ESP32-WROOM-32E: On-board PCB antenna
2. Supports a Supply voltage range of 3V to 3.6V
3. Frequency is 2.4GHz ~ 2.5GHz

Product Details:

ESP32-32D Wi-Fi and BLE coexistence Module is a highly integrated single-chip low power 802.11bgn Wireless LAN (WLAN) network controller. It combines a dual-core 240MHz CPU, WLAN MAC, a 1T1R capable WLAN baseband, RF, and Bluetooth in a single chip. It also provides a bunch of configurable GPIO, which are configured as digital peripherals for different applications and control usage.ESP32-32D module use ESP32-D0WD as Wi-Fi and BLE coexistence SOC chip.ESP32-32D module integrates internal memories for complete Wi-Fi protocol functions. The embedded memory configuration also provides convenient application developments.ESP32-32D module supports the standard IEEE802.11 b/g/n/e/i protocol and the complete TCP/IP protocol stack. User can use it to add the Wi-Fi function for the installed devices, and also can be viewed as an independent network controller.

Applications - 
1. Serial transparent transmission;2. Wi-Fi prober;3. Smart power plug/Smart LED light;4. Sensor networks;5. Over-the-top (OTT) devices;6. Wireless location system beacon;7. Industrial field bus;8. Camera product;

Product Details:

The ESP32U-Wroom (16MB) is an advanced development board featuring the powerful ESP32 microcontroller, equipped with an impressive 16MB of flash memory. This module is perfect for building IoT (Internet of Things) devices, wireless communication systems, and embedded applications that require significant memory capacity for complex tasks, large data storage, or multi-functional use.

Product Details:

The HLK-M50 WiFi module is a low-power chipthat integrates MCU, PMU, clock, and IEEE802.11b / g / n MAC / PHY /radio. Module supports 2.4GHz IEEE802.11b / g / n, USB Host and Device 2.0 HS,Micro SD card (SDMMC interface), UART, I2C, I2S, PMW, SPI and other interfaces,analog keys (GPADC0). Users can develop their own applications based on mbedOSthrough C or C ++. Development kit to provide a large number of guidance documentsand test routines to facilitate rapid development of users.

 

WLAN Features:

• Single-chip integrated MAC/PHY/Radio
• Integrated PA, LNA
• Supports 2.4GHz IEEE 802.11b/g/n. 
• Integrated PA, LNA
• 20/40MHz bandwidth, maximum 150Mbps
• Support WPA, WPA2, WEP, TKIP,CCMP
• Support STA, softAP, P2P, STA+softAp,STA+P2P
• Support A-MPDU, A-MSDU, HT-BA
• Lightweight TCP / IP protocol stack

 

MCU Features:

• Integrated ARM-CM4 MCU, the maximum clockfrequency of 160MHz
• Integrated MPU and mbed uvisor,
• Support external psram interface
• Built-in 8Mbit SPI flash
• Function pin position programmable
• Available external rising / falling edge interrupt or wake-up GPIO
• Integrated UART×2/I2S×2/I2C×1/PWM×8/SPI×4/SDMMC×1/USB2.0×1
• Integrated 2 channel ADC
• Integrated watchdog and low-power timer
• Operating system using mbedOS5.1

Product Details:

The ESP8266-12S is a compact and powerful Wi-Fi module based on the ESP8266 chip, designed for Internet of Things (IoT) applications. It offers a range of features suitable for developers looking to integrate wireless connectivity into their projects.

Product Details:

_{The VC-02-Kit is a development board designed for the VC-02 module, and it is a shared the same board with the VC-01-Kit. The development board integrates the CH340C serial port to a USB chip, providing a basic debugging interface and USB upgrade interface, designing wake-up light and cold and cooling lamp, providing status indication and control instructions, and easy to debug the simple control function. VC-02 is a low-cost pure offline speech recognition module developed by Shenzhen
Ai-Thinker Technology Co., Ltd. The module uses the voice chip US516P6 launched by Unisound, and continuously optimizes and innovates algorithms in speech recognition technology. The offline recognition algorithm and chip architecture are deeply integrated to provide customers with ultra-low-cost offline speech recognition solutions. It can be widely and quickly applied to smart homes, all kinds of smart small household appliances, 86 boxes, toys, lamps, and other products that need voice control. The US516P6 chip uses a 32-bit RSIC architecture core and incorporates a DSP instruction set
specifically for signal processing and speech recognition, an FPU arithmetic unit that supports floating-point operations, and an FFT accelerator. VC-02 supports offline identification of 150 local instructions, an RTOS lightweight system, rich peripheral interfaces, and simple and friendly custom tools.}

Product Details:

The NodeMCU ESP8266-12 CP2102 Type-C (30-Pin) is a versatile development board designed for IoT and embedded applications. It features the ESP8266-12E Wi-Fi module and utilizes the CP2102 USB-to-UART bridge with a Type-C USB connector for seamless connectivity. This board offers 30 GPIO pins, making it ideal for various projects requiring wireless communication. It's compatible with the Arduino IDE, MicroPython, and Lua, providing flexibility for developers.

Product Details:

ESP32-S3-WROOM-1 is powerful, generic Wi-Fi + Bluetooth LE MCU modules that are built around the ESP32-S3 series of SoCs. On top of a rich set of peripherals, the acceleration for neural network computing and signal processing workloads provided by the SoC make the modules an ideal
choice for a wide variety of application scenarios related to AI and Artificial Intelligence of Things (AIoT), such as wake word detection, speech commands recognition, face detection and recognition, smart home, smart appliances, smart control panel, smart speaker, etc. ESP32-S3-WROOM-1 comes with a PCB antenna.

Product Details:

_{ESP32-S3-WROOM-1U is powerful, generic Wi-Fi + Bluetooth LE MCU modules that are built around the ESP32-S3 series of SoCs. On top of a rich set of peripherals, the acceleration for neural network computing and signal processing workloads provided by the SoC make the modules an ideal choice for a wide variety of application scenarios related to AI and Artificial Intelligence of Things (AIoT), such as wake word detection, speech commands recognition, face detection and recognition, smart home, smart appliances, smart control panel, smart speaker, etc.  ESP32-S3-WROOM-1U comes with an external antenna connector.}

Product Details:

The Wemos D1 mini V3.0.0 4MB is a compact, low-cost development board based on the ESP8266 Wi-Fi module, designed for Internet of Things (IoT) applications. This board offers an easy-to-use platform for connecting devices to the internet and is widely used in DIY electronics projects, home automation systems, and smart devices. The Wemos D1 mini provides a range of features, including Wi-Fi connectivity, GPIO pins, and support for various sensors and actuators, making it a versatile solution for both hobbyists and professionals.

Key Features

1. Based on ESP8266: The core of the board is the ESP8266 chip, which is a highly integrated microcontroller with built-in Wi-Fi capabilities.
2. Memory: The V3.0.0 version features 4MB of flash memory, providing enough storage for applications that require more space for code and data.
3. Small Form Factor: The Wemos D1 mini is compact, measuring just 34.2mm x 25.6mm, making it ideal for projects where size is a constraint.
4. Wi-Fi Connectivity: The ESP8266 module allows the Wemos D1 mini to connect to Wi-Fi networks, enabling communication over the internet.
5. USB Interface: Powered and programmed via a micro USB port, making it easy to connect and upload code.
6. Compatible with Arduino IDE: Can be programmed using the Arduino IDE, making it accessible to a wide range of developers and hobbyists.
7. Multiple GPIO Pins: Features a set of General Purpose Input/Output (GPIO) pins, which can be used for interfacing with external devices like sensors, LEDs, and motors.
8. PWM and ADC Support: Includes PWM (Pulse Width Modulation) for controlling motors and LEDs, and ADC (Analog to Digital Converter) for reading analog sensors.
9. Low Power Consumption: Designed for energy-efficient applications, making it suitable for battery-powered projects.

Specifications

• Microcontroller: ESP8266 (12E version).
• Flash Memory: 4MB.
• Power Supply: 5V via micro USB or 3.3V regulated input.
• Wi-Fi: IEEE 802.11 b/g/n.
• Operating Voltage: 3.3V (regulated by onboard 3.3V voltage regulator).
• GPIO Pins: 11 digital I/O pins (with some capable of PWM, I2C, and ADC functions).
• LED: Built-in LED (GPIO2) for status indication.
• USB to Serial Chip: CP2102 for USB to UART conversion.
• Dimensions: 34.2mm x 25.6mm.
• Programming: Supported by the Arduino IDE (requires installing the ESP8266 board package).

Applications

1. IoT Projects: The Wemos D1 mini is widely used for connecting sensors, actuators, and other devices to the internet.
2. Home Automation: Can be integrated into home automation systems for controlling lights, thermostats, and other appliances remotely.
3. Smart Sensors: Collect and transmit data from sensors like temperature, humidity, and motion sensors to a cloud platform or mobile application.
4. Wearable Devices: Due to its small size, the Wemos D1 mini can be used in wearable IoT devices like smartwatches or fitness trackers.
5. Cloud Integration: The board can be programmed to send data to cloud platforms like ThingSpeak, Blynk, or MQTT brokers for real-time monitoring and analysis.
6. Prototyping: Ideal for rapid prototyping in electronics projects, especially those requiring internet connectivity.

Product Details:

With CJMCU MCP4725 I2C DAC Breakout Development Board Module has MCP4725 which is an I2C controlled Digital-to-Analog converter (DAC). A very cost-efficient option of DAC allows you to send an analog signal, such as a sine wave, from a digital source, such as the I2C interface on the Arduino microcontroller. Digital to analog converters are great for sound generation, musical instruments, and many other creative projects!

This version of the MCP4725 Breakout came up with few fixes for an issue with the board including the IC footprint, the I2C pinout, changes the overall board dimensions to better fit your projects, and a few more minor tweaks than its previous versions. This board breaks out each pin you will need to access and use the MCP4725 including GND and Signal OUT pins for connecting to an oscilloscope or any other device you need to hook up to the board.

Additionally, the module has onboard SCL, SDA, VCC, and another GND for your basic I2C pinout. The pull-up resistors on this board can be disabled just check the Hookup Guide in the Documents section below for instructions and tips on doing this.

Find MCP4725 Datasheet and Scematic in attachment for More Details.