AVR-Chat

On 29/11/2010 09:56, Tim Mitchell wrote:

>
> The disadvantages are:
> They are 3.3V only which makes using with some devices harder (eg LCD modules)
> They are not always faster than AVR, it depends what you are doing

I/O can be slow. You can't toggle a pin very fast, for instance.

> The standard JTAG connector (which you need to program the device) is enormous

You don't actually need all those connections, and the Cortex connector 
is much smaller:

http://infocenter.arm.com/help/topic/com.arm.doc.faqs/attached/13634/cortex_debug_connectors.pdf

Leon
--
Leon Heller
G1HSM