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  Topic: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Steffe

Replies: 10
Views: 17331

PostForum: General CCS C Discussion   Posted: Mon Oct 17, 2011 3:35 am   Subject: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Hello PCM programmer
it Works! Jubiii ... Laughing
My USB test modified shows the seconds as well.
Great thanks for your professional and quick help and spending time for me on weekend.
So I'll sen ...
  Topic: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Steffe

Replies: 10
Views: 17331

PostForum: General CCS C Discussion   Posted: Sat Oct 15, 2011 11:57 am   Subject: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Great thanks for your info, yes "F" version needs a cap, huuu....
I made the change on a new PCB with a new 18F27J53.
But still my RTC doesn't work on both, my simple test program and U ...
  Topic: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Steffe

Replies: 10
Views: 17331

PostForum: General CCS C Discussion   Posted: Sat Oct 15, 2011 2:55 am   Subject: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Hello PCM programmer,
Great thanks for this hints.
Yes I have 2 x SMS Ceramic 10pF on the "F" version.
VCAP/VDDCORE direct connected to VDD.
I can see starting crystal if I call the func ...
  Topic: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Steffe

Replies: 10
Views: 17331

PostForum: General CCS C Discussion   Posted: Fri Oct 14, 2011 3:13 pm   Subject: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Hello PCM programmer,

oh oh yes that doesn't work together thank you,

Now I changed the code and circuit using external crystal 32,768kHz on T1OSO and T1OSI.
After the call "setup_rtc(RT ...
  Topic: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Steffe

Replies: 10
Views: 17331

PostForum: General CCS C Discussion   Posted: Fri Oct 14, 2011 7:36 am   Subject: Re: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J
Hi again,

Just for info, I'm using compiler version 4.125
in hope somebody can give me a hint.

great thanks
Steffe
  Topic: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Steffe

Replies: 10
Views: 17331

PostForum: General CCS C Discussion   Posted: Fri Oct 14, 2011 3:52 am   Subject: can't start RTC with setup_rtc(RTC_ENABLE, 0); on 18F27J53
Hallo,

Can't set the date and time and with
rtc_read(&read_clock);

I alway read the same time. I to want to use the internal clock and PLL for my USB and A6 /A7 as IO pins. The cod ...
 
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