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Discussion Groups | TMS320C55x | 5509 real time clock address

Technical discussions about the TI C55x DSPs (including the c5501, c5502, c5503, c5507, c5509, c5510 and OMAP5910).

  

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5509 real time clock address - peejayblack - Nov 12 3:45:00 2004



Anyone,

I'm trying to get the real time clock working on a 5509a
I use the code directly from TI's RTC appnote (spra384a).
But alway read back 0 from all RTC registers?

If I look at the RTC memory locations (0x1800) I get
an error reading from location 0x3000 ( my wording may be a bit off).

My first guess is that my I/O GEL mapping was wrong, but it looks
fine. I can dump memory locations to 0x17ff, and then I get the
error?

Anyone seen this type of thing happen?

Thanks for any ideas
Peejayblack




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