TEL-GPIO technical documentation

Compulab part number

FT.S_GPIO

Description

TEL-GPIO provides Isolated GPIO input-output via USB CDC implementation

• 4 I/O GPIO on the device
• Extendable up to 20 Isolated I/O GPIO.
• Switch selectable GPIO power level(3.3v / 5.0v).
• Unidirectional Isolation block.
• Programmable GPIO input or output.
• Reprogrammable MCU FW using build-in bootloader and openly available tools.
• TEL-GPIO is Utilizing a USB2 Interface
• Multiple TEL-GPIO cards can be installed in a system.

Features

• GPIO through Terminal block connector
• Implemented using on Core: Arm® 32-bit Cortex®-M0 CPU - STM32F072CB

Software

• Windows and Linux support
  • Driverless operation in Windows and Linux

Electrical and environmental

• Isolation per UL 1577
• 2500 V rms for 1 minute per UL 1577
• Ambient Operation from –40°C to 85°C.

Configuration

• Upgradeable using build-in MCU bootloader and openly available tools. (Please follow update guide in [1])

Open source hardware and software

• Complete hardware design files are available
• Complete firmware is available

Connection requirements

Host interface

USB2

Physical connection

• TRIP

or

• USBTT

Version information

Latest HW Version Rev 1.0

Block diagram

ToDo: Add block diagram

Mechanical model

ToDo: Add 3D model

Hardware design files

ToDo: Add Gerbers 
ToDo: Add Schematics

Software source files

ToDo add files

• Firmware source files on GitHub