No drivers
Shows up as a standard USB serial device on Windows, macOS and Linux, and in Chrome or Edge through Web Serial.
Adapters
Tercio FD
USB-C to CAN-FD adapter
The bridge between your computer and the bus. Plug it into USB-C and every Tercio on the bus shows up in the browser control panel, in Python or in your own code.
Launch price soon
Tercio FD goes on sale 1 December 2026. We’ll email you the moment it does.
- Open-source firmware
- Free browser control panel
- Python and C++ libraries
- Shipping calculated at checkout
Built for the bus
CAN-FD at 2.5 Mbit/s with a Microchip MCP2562FD transceiver and 120 Ω termination on board.
Robust framing
Every frame over USB carries a CRC, so a glitch is dropped and counted rather than misread.
See what the bus is doing
Live error counters, bus state and traffic, right in Tercio Control.
Specifications
The details.
In the box
- Tercio FD adapter
Interfaces
- Host
- USB-C, USB 2.0 full speed, serial (CDC)
- Bus
- CAN-FD, 500 kbit/s arbitration and 2.5 Mbit/s data
- Termination
- 120 Ω on board
- Bus connector
- JST XH, 3-pin (CAN-H, CAN-L, GND)
Hardware
- Processor
- STM32G431, Arm Cortex-M4F at 170 MHz
- Transceiver
- Microchip MCP2562FD
- Protection
- ESD protection on USB and on CAN
- Indicators
- Power, CAN receive and CAN transmit LEDs
Software
- Works with
- Tercio Control (Chrome, Edge), Python and Arduino C++ libraries
- Firmware
- Open source, updatable over USB
