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Altera_Forum
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20 years ago

Maximum Baud rate possible with RS-232

Hello, I want to use RS-232 interface for communication. I read the NIOS II processor reference which says one can set the baud rate by selecting the standard preset values (where the maximum s...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
20 years ago

Also to add to the last post, be carefully with the offchip signals as well. RS232 is not encoded to combat noise like most modern serial standards. I've seen in the past just the noise off a busy board cause 25% error rates and that was only running 56kbps. Imagine what will happen at 1Mbps and environment noise thrown on top of that.