Computers & Mobile

By Gareth Branwyn

Gareth Branwyn

Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.

View more articles by Gareth Branwyn
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20 Mhz
Baud UBRR % of error
300 4166 0.0
600 2082 0.0
1200 1041 0.0
2400 520 0.0
4800 259 0.2
9600 129 0.2
14400 86 0.2
19200 64 0.2
28800 42 0.9
38400 32 1.4
57600 21 1.4
76800 15 1.7
115200 10 1.4

Lady Ada Rants:

Yes, you could always use the datasheet and a calculator. But this sucks so much less.

http://www.wormfood.net/avrbaudcalc.php

Pair it with a AVR fuse calculator and you’ve solved 99% of your problems!

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By Gareth Branwyn

Gareth Branwyn

Gareth Branwyn is a freelance writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor to Boing Boing, Wink Books, and Wink Fun. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.

View more articles by Gareth Branwyn