Hi, I tried to switch my Duemilanove for a Uno and I have been experiencing serial communication issues. I am using OS X 10.6. I bought my Arduino Uno from Sparkfun. The Arduino is connected by USB directly to the computer. I am using the Arduino IDE 0021. Here is the sample code: void setup(…

Arduino Uno Serial Problems (57600 baud is broken)

cmiyc November 8, 2010, 3:22am 4

I am seeing the same thing.

Similar setup: OSX 10.6, Uno, 0020 (instead of 0021). At 57600 there tends to be garbage with 2 or more characters. No issues at 115200.

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