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FREE-WILi Overview

FREE-WILi OverviewFREE-WILi Overview
Make Embedded Systems Fun Again.

Overview​

FREE-WILi model overview

FREE-WILi Overview

FREE-WILi is a embedded development tool for helping test, debug, and develop electronic systems.

Use Cases​

  • I2C USB interface
  • SPI USB interface
  • UART USB interface
  • Generic Digital Protocol development (script protocol)
  • USB attached screen and buttons
  • Uart based protocol tool support
  • TPMS fuzzer or simulator
  • Keyless Entry simulator/monitor
  • Cybersecurity penetration testing
  • Development platform that 80% done
  • Learning platform for Embedded Systems CPU, FPGA or Hybrid

Software Features​

  • USB Serial console API to control from host PC without installing any software
  • WASM (webassembly) scripting engine with examples for C/C++, Rust, Zig and Tiny Go
  • Host API Python software
  • FAT File system
  • Sigrok Pulse view Logic Analyzer support
  • host binary API for Graphical User Interface
  • WASM API to control all device features
  • ZoomIO scripting engine controls IO pins with nanosecond precision
  • GUI Software with custom panels and graphical controls
  • Integrated sounds and images in ROM for enhancing user apps
  • Numbers To Speech feature to speak numbers
  • File formats compatible with existing market devices
  • Standard USB boot-loader for firmware updates
  • Raspberry Pi Pico (RP2040) Open Micro Platform for specific applications or custom code with C/C++, Micro-python or Circuit Python
  • Open source github software for updates

Hardware Features​

  • SPI, I2C, PIO, and UART available on GPIO
  • 3 USB interfaces (Integrated HUB with 2 FS, 1 HS) for communication and power
  • 11 GPIO programmable voltage level for 1.1 to 5.5V with 24ma@3V or 32ma @5v (sn74lxc1t45)
  • 2 GPIO for I2C voltage level between 0.9V to 5.5V with software enabled 10K pulls (PCA9517)
  • GPIO front end includes ICE40UP5k FPGA with 8MByte SRAM and High Speed USB (FT232H)
  • Two SMA connectors for antenna for longer range
  • 320 x 240 Color Display
  • 5 User configurable buttons
  • 7 Full color LEDs
  • IR transmitter and receiver
  • Digital Speaker and Microphone
  • Orca modules plug into GPIO header allows expansion for specific use cases
  • 16 Mbyte x 2 on board storage (22 MByte usable)
  • 1000 ma Lithium ION battery with integrated charger
  • Real Time Clock (RTC)
  • Accelerometer

Radio Versions​

Radio Versions

FREE-WILi contains two radios.

FREE-WILi currently has one radio option:

Black contains two CC1101 Sub Ghz Radios with programmable filter ranges for 300-348, 387-464, 779-928 bands.