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  Topic: Extrange changes in ADC
verba

Replies: 7
Views: 14293

PostForum: General CCS C Discussion   Posted: Thu Aug 26, 2004 11:30 am   Subject: Thanks
Thank you, I will try your suggestion.
If anybody has more ideas they will be welcomed.
Thanks everybody
  Topic: Extrange changes in ADC
verba

Replies: 7
Views: 14293

PostForum: General CCS C Discussion   Posted: Thu Aug 26, 2004 3:22 am   Subject: I can�t do that now
Thank you very much for your suggestions.
Unafortunately, I can�t do that modifications in my circuit now
I only can do 20 measures and then calculate the average, I know that isn�t a true value, bu ...
  Topic: Serial bootloader & RS232 & reset_cpu()
verba

Replies: 9
Views: 23442

PostForum: General CCS C Discussion   Posted: Tue Aug 24, 2004 10:34 am   Subject: Serial bootloader & RS232 & reset_cpu()
Don�t worry, if you want a beer I�ll invite you in my project presentation (Madrid, september), anyway you�ll have it.
If you can, could you take a look to my problems in the post "Extrange changes i ...
  Topic: Serial bootloader & RS232 & reset_cpu()
verba

Replies: 9
Views: 23442

PostForum: General CCS C Discussion   Posted: Tue Aug 24, 2004 5:58 am   Subject: PERFECT!!!!
Perfect, you are rigth, I only translate the addresses of the registers to the pic16f876 and voila Smile

Here is my code if is helpful to anybody that use 16f876

THANK YOU VERY MUCH!!!!

//Defini ...
  Topic: Extrange changes in ADC
verba

Replies: 7
Views: 14293

PostForum: General CCS C Discussion   Posted: Tue Aug 24, 2004 3:29 am   Subject: Extrange changes in ADC
Thanks for your answer
I have a professional polymeter and the 7805 is giving me a constant value of 4,985. I have in the circuit the capacitors 0,33 uF and 0,1 uF.
And another question, if I put in ...
  Topic: Extrange changes in ADC
verba

Replies: 7
Views: 14293

PostForum: General CCS C Discussion   Posted: Tue Aug 24, 2004 3:05 am   Subject: Extrange changes in ADC
Hi, I know another problem.
In the ADC the values moves a lot in my 16f876 with CCS 3.187.
My fuses are NOPUT, NOBRW, NOLVP, WRT
I have this connections:
A0= v. of a fan
A1=LM35 (with 2k2 res ...
  Topic: ADC problems!
verba

Replies: 3
Views: 8805

PostForum: General CCS C Discussion   Posted: Tue Aug 24, 2004 2:35 am   Subject: ADC problems!
I don�t know a lot about this, but why don�t you put the delay between the adc and the printf, then you give time to adc to read correctly.
Then, I think you need divide the frecuency of clock. In th ...
  Topic: Serial bootloader & RS232 & reset_cpu()
verba

Replies: 9
Views: 23442

PostForum: General CCS C Discussion   Posted: Tue Aug 24, 2004 2:31 am   Subject: Thanks jds
Thank you for your answer jds.
I saw your antique post in the old forum (google is incredible ;-) and I tried code your solution to my micro 16f876, but the problem is that I�m newbie in pics and I d ...
  Topic: Serial bootloader & RS232 & reset_cpu()
verba

Replies: 9
Views: 23442

PostForum: General CCS C Discussion   Posted: Mon Aug 23, 2004 3:29 am   Subject: Doesn�t work
Yes, I know that reset_cpu() only goes to reset vector, but I tried reset the registers of USART and that didn�t work.
I tried also the tiny bootloader, but it�s the same problem, when the micro does ...
  Topic: Serial bootloader & RS232 & reset_cpu()
verba

Replies: 9
Views: 23442

PostForum: General CCS C Discussion   Posted: Fri Aug 20, 2004 2:08 pm   Subject: Serial bootloader & RS232 & reset_cpu()
I have problem. I designed a board to reset auto each day and self reprogramming, but I saw that it doesn�t reprogram with the bootloader when it resets itself (reset_cpu()) and I define the #use RS23 ...
  Topic: 2 PWM in 16F876???
verba

Replies: 2
Views: 7544

PostForum: General CCS C Discussion   Posted: Tue Aug 17, 2004 3:34 am   Subject: Not for me
I have 3.155
Is it possible that my version doesn�t compile correctly the PWM ?
  Topic: 2 PWM in 16F876???
verba

Replies: 2
Views: 7544

PostForum: General CCS C Discussion   Posted: Tue Aug 17, 2004 12:16 am   Subject: 2 PWM in 16F876???
In the manual and in the datasheet, specifies that 16f876 has 2 PWM (C1 and C2).
I put this in the CCS:

setup_timer_2(T2_DIV_BY_1,9,1); //4Mhz, 100 Khz PWM timer
output ...
 
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