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DFRobot Gravity CAN to TTL Communication Module with SLCAN Protocol
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The Gravity: CAN to TTL Communication Module is a powerful solution that bridges the gap between CAN bus and UART/USB interfaces.
Supporting the CAN 2.0 protocol and incorporating SLCAN commands, this module simplifies complex CAN communications into easy-to-use AT commands. You don't need to worry about the technical details of the CAN protocol - just send simple commands to transmit data and configure the module.
With compatibility for both 3.3V and 5V systems, this versatile module fits seamlessly into various project requirements without additional level shifters.
This CAN bus converter features both UART and integrated USB 1.0 interfaces, eliminating the hassle of USB-to-UART conversions during debugging. Simply connect it to your computer via USB for convenient data testing through a serial assistant.
The module offers configurable CAN baud rates from 25K to 1Mbps and can handle up to 500 data packets per second without loss, ensuring reliable communication for your projects.
With helpful features like data communication indicators and a 120? resistor jumper, this SLCAN protocol module streamlines development and troubleshooting for students, hobbyists, and professional engineers working with CAN bus systems.


| Specification | Details |
|---|---|
| Operating Voltage | 3.3V - 5V |
| Operating Current | 65mA |
| AT Command Protocol | SLCAN |
| CAN Protocol Compatibility | CAN 2.0 |
| USB Interface | USB 1.0 |
| UART Interface Voltage Levels | 3.3V, 5V |
| UART Baud Rate | 115200 Bps (default) |
| CAN Baud Rates (Optional) | 25kbits/s 50kbits/s 100kbits/s 125kbits/s 250kbits/s 500kbits/s (default) 800kbits/s 1Mbits/s |
| CAN Communication Jumper | 1 |
| CAN Communication Indicator | 1 |
| Supported Programming Languages | C++, Arduino C, Serial Assistant |
| Solder Material | Environmentally-friendly lead-free solder |
| Product Dimensions | 37mm × 47mm × 11.6mm (at highest point) |
This product comes with a 1-year manufacturer warranty from the date of purchase, covering manufacturing defects only.
The product shows signs of physical damage, mishandling, exposure to water/moisture, fire, natural calamities, unauthorized repairs, improper storage near heat or direct sunlight, or alteration in any way.