WiFi IoT Modules

RFPWI-R8710

A highly integrated 2.4G 802.11b/g/n single-chip with low power consumption which ideal for IoT applications. It integrates a ARM®Cortex™-M4 MCU with WLAN MAC, RF & Baseband, configurable GPIOs and a network UART interface controller.

Features:
Single supply of 3.3V
Simple SMD mounting with UART Interface
Embedded 256KB RAM & 2MB Flash
Dimension (mm) ：18x20x2.9
Operating Temperature -20~＋85℃
Application : Smart Home Appliances, Smart Lightings, Wearables, Smart Power Grids, etc

Product Overview

The 2.4G 802.11b/g/n IoT Wi-Fi Module is a highly integrated, low-power single-chip solution designed for efficient wireless connectivity in IoT applications. Featuring an ARM® Cortex™-M4 MCU, WLAN MAC, RF, and baseband, this module offers optimal performance and flexibility with configurable GPIOs and a UART interface controller. It is perfect for applications requiring both high performance and energy efficiency.

Key Features

  • Low Power Consumption: Ideal for battery-powered IoT applications.
  • ARM® Cortex™-M4 MCU for powerful processing and control.
  • WLAN MAC, RF, and Baseband integrated for seamless wireless connectivity.
  • 256KB RAM & 2MB Flash for data storage and application processing.
  • Single 3.3V Supply for power efficiency and easy integration.
  • Simple SMD Mounting with easy-to-use UART Interface.
  • Compact Dimensions: 18mm x 20mm x 2.9mm for space-constrained designs.
  • Operating Temperature Range: -20°C to +85°C, suitable for various environments.

Applications

  • Smart Home Appliances: Connect and control household devices remotely.
  • Smart Lightings: Efficient and connected lighting systems.
  • Wearables: Health and fitness trackers with wireless capabilities.
  • Smart Power Grids: Enhanced energy management and monitoring.
  • IoT Devices: Low-power, high-performance solutions for a wide range of IoT applications.

This module offers everything needed for easy integration into IoT systems, enabling developers to create innovative, connected devices with high efficiency and reliability.

General

  • Wi-Fi Standard: IEEE 802.11b/g/n
  • Microcontroller: ARM® Cortex™-M4
  • Interface: UART
  • Power Supply: Single 3.3V supply
  • Flash Memory: 2MB
  • RAM: 256KB
  • Dimensions: 18mm x 20mm x 2.9mm

Performance

  • Maximum Throughput: Up to 72.2Mbps
  • Data Rate: Supports up to 72.2Mbps in 802.11n mode
  • Transmission Range: Up to 100 meters (depending on environment)

Power Consumption

  • Low Power Consumption: Optimized for IoT applications to extend battery life
  • Sleep Mode: Ultra-low power operation in sleep mode

Environmental

  • Operating Temperature: -20°C to +85°C
  • Storage Temperature: -40°C to +125°C

Interface

  • GPIO Pins: Configurable general-purpose I/O for various applications
  • UART Interface: Provides simple, reliable communication with host devices

Applications

  • Smart Home Appliances
  • Smart Lightings
  • Wearables
  • Smart Power Grids
  • IoT Devices

Block Diagram Description

The 2.4G 802.11b/g/n IoT Wi-Fi Module consists of the following key components:

  1. ARM® Cortex™-M4 MCU:

    • The heart of the module, responsible for processing and controlling the system’s functions, including communication protocols, data handling, and peripheral management.

  2. WLAN MAC:

    • Manages the data link layer for Wi-Fi communication, including packetization and error handling.

  3. WLAN RF & Baseband:

    • Handles the radio frequency communication and baseband processing, enabling the module to transmit and receive data via the 2.4GHz Wi-Fi band.

  4. Memory (256KB RAM, 2MB Flash):

    • RAM: Provides fast, temporary data storage for processing operations.
    • Flash: Stores firmware, configuration settings, and application data.

  5. Configurable GPIOs:

    • Allows for flexible input/output control for various external devices or sensors in IoT applications.

  6. UART Interface Controller:

    • Provides reliable data transfer between the Wi-Fi module and host systems, facilitating communication with external devices.

  7. Power Management Unit:

    • Regulates the 3.3V power supply, ensuring efficient power usage and management, especially in low-power operation modes.

  8. Antenna Interface:

    • Interfaces with an external antenna to maximize signal strength and ensure stable wireless connectivity.

This combination of components ensures that the module delivers low-power, reliable, and high-performance wireless connectivity for IoT applications, making it an ideal solution for smart devicesand connected systems. For more information , contact RF Point personnel.


RFPWI-R8711

The RFPWI-R8711 is a highly integrated 2.4G 802.11b/g/n Wi-Fi module designed for IoT applications. It features a low-power ARM® Cortex™-M4 MCU, integrated WLAN MAC, RF, and baseband, with configurable GPIOs and UART interface for seamless device connectivity. This compact module is optimized for smart devices, offering reliable wireless performance in energy-efficient IoT solutions.

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