[sdiy] DsPIC timer issue when used as DCO!

Tom Wiltshire tom at electricdruid.net
Sat Dec 12 10:31:17 CET 2009


On 12 Dec 2009, at 00:18, Neil Johnson wrote:

> Hi,
>
> Dave Manley wrote:
>> 5. I'm guessing they are using the output compare logic to  
>> generate the reset pulse.  There's no reason not to, and it  
>> removes the need for the ISR.
>
> Sorry if this is a dumb question (I'm new to the dsPIC range) ...  
> but from what I can see the output compare logic only works on 16- 
> bit timers, not on 32-bit timers.  So if, as we suspect, two 16-bit  
> timers are running in tandem to make a 32-bit timer, how would the  
> output compare work then?

Not so dumb. I was wondering the same thing.

T.



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