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Microchip

Microchip WFI32E01 Wi-Fi® MCU Module

Featuring optional Trust&Go​

To help developers design secure, robust, and high-performance IIoT systems, the highly-integrated Microchip WFI32E01 Wi-Fi® MCU module features a premium PIC32 MCU core, rich peripherals and a proven Trust&GO hardware secure element– enabling it not only to provide Wi-Fi but also to serve as a powerful MCU core for the entire IIoT system.

The WFI32E01 contains the PIC32MZW1 series Wi-Fi SoC, a 200 MHz high performance MCU with industrial leading Wi-Fi connectivity and rich peripheral options. This not only provides a robust Wi-Fi® connection, but also serves as a powerful MCU core for the entire IoT system. The WFI32E01PC/UC module variants feature the Trust&Go platform, which are pre-provisioned for cloud platforms like Google Cloud, Amazon AWS and Microsoft Azure.

The PIC32MZ W1 Family supports a rich set of standard PIC32 peripherals such as Wi-Fi, Ethernet MAC, USB, CAN, CANFD, SPI, I2C, SQI, UART and JTAG. TCP/IP based connectivity protocols along with SSL support enables a low-cost, low complexity system to obtain full-featured internet connectivity and reliable information exchange.

The following antenna options are available:

  • PCB Antenna (WFI32E01PC/WFI32E01PE)
  • U.FL Connector (WFI32E01UC/WFI32E01UE) for External Antenna

 

Key Features

MCU

  • 200 MHz, MIPS32-bit MCU
  • 1 MB embedded Flash
  • 256KB SRAM for program and data
  • 64KB RAM for data buffer
  • Full-speed USB
  • CAN and CAN-FD
  • 10/100 MAC
  • 12-bit dual ADCs
  • 6 CVD touch inputs
  • 3x UART, 2x I2 C, 2x SPI
  • 37 GPIOs

Wi-Fi and Networking

  • Single-band 2.4 GHz 802.11b/g/n
  • Wi-Fi security protocols supported: WPA/WPA2/WPA3, TLS, SSL
  • Support for AP, STA, SoftAP, Wi-Fi direct modes
  • Optional full featured hardware crypto accelerator
  • Antenna type: PCB/uFL

 

Other Features

  • Certifications: FCC, CE, IC (China, Taiwan, Japan, Korea planned)
  • 54-pin SMD, 24.5 x 20.5 x 2.5 mm
  • 3.0V to 3.63V, –40ºC to +85ºC

WFI32E01 Applications

  • IoT applications
  • Industrial automation
  • Wire replacement
  • Automotive diagnostics port
  • Security systems, CCTV
  • Protocol gateway/bridging
  • Industrial Wi-Fi dongles
  • Home automation

 

Development Tools

The PIC32 WFI32 Curiosity Board to help the customer fully evaluate and quickly prototype the features of WFI32E01 module. The board has an In-Circuit Serial Programming Header (ICSP) for adding an external debugger such as MPLAB® Snap In-Circuit Debugger/Programmer, MPLAB PICkit 4 or MPLAB ICD 4 In-Circuit Debugger/Programmer.

 

WFI32E01 Block Diagram

Microchip – WFI32E01 Block Diagram