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Lpc2000

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Message

Re: [lpc2000] Choice of External Frequency

2005-11-11 by Tom Walsh

seangra wrote:

>Assuming that I want to be able run at maximum speed, what 
>oscillator/crystal should I choose?
>
>Normally the choice is dictated by the divider for the UART, but in 
>this case (from what I understand) with the prescaler you can get just 
>about any baud rate you want from whatever source frequency you choose.
>
>So if 10*6 or 20*3 or 15*4 all yield 60MHz, what factors are there 
>that influence which frequency should be used?
>
>  
>
You could clue us in on what specific processor the question is about.  
The UART clock is a bit different in some of the processors.

TomW

-- 
Tom Walsh - WN3L - Embedded Systems Consultant
http://openhardware.net, http://cyberiansoftware.com
"Windows? No thanks, I have work to do..."
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