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- Sun Aug 28, 2022 9:54 pm
- Forum: Serial Communication
- Topic: USB vs. UART communication
- Replies: 6
- Views: 18769
Re: USB vs. UART communication
It's not cheap, and not as fun as making your own with RS485, but a USB Extension cable should solve your problem. USB uses a form of "differential" signaling. One wire puts the digital "bit" on two wires. On goes positive (D+) with the "bit" and the other goes negative (D-). The USB transceiver onl...