- Ethernet/TCP/IP/UDP/Etc…
- Serial
- I2C
- SPI
- Bit Banging
- Smoke signals but letting the magic smoke out would be bad obviously…
- Class 1 laser optic transceiver system: http://www.instructables.com/id/Laser-Transceiver/
Before you pick one… ask yourself what data you are sending and where, and why you are sending it. Some data that gets sent does not always need to get sent…
We used NetworkTables last year but we’ve found it to be slow for our purposes this year so we are investigating alternatives.