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Author Message
  Topic: AD resolution expand
dongseong

Replies: 6
Views: 9182

PostForum: General CCS C Discussion   Posted: Wed Dec 21, 2005 3:41 pm   Subject: AD resolution expand
Thanks for a nice advice.

Since my signal is clean, let me try with "dither", and actaully I was looking for this method.

My pressure sensor is MPX4115, and it is directly conected to PIC.

I ...
  Topic: AD resolution expand
dongseong

Replies: 6
Views: 9182

PostForum: General CCS C Discussion   Posted: Wed Dec 21, 2005 3:00 pm   Subject: AD resolution expand
Thanks for qucik reply!

I am trying to A/D for pressure sensor with PIC12F675, and expanding 10 bits to 12bits will be OK for me.

Since signal changes slowly, I do not need fast speed either.
...
  Topic: AD resolution expand
dongseong

Replies: 6
Views: 9182

PostForum: General CCS C Discussion   Posted: Wed Dec 21, 2005 12:57 pm   Subject: AD resolution expand
Hello?

Someone tells me that A/D resolution can be easily explanded with software algorithm and small change of hardware.

For example, in order to expand 10 bits to 14 bits,

1) A/D original ...
  Topic: bits order change
dongseong

Replies: 9
Views: 15449

PostForum: General CCS C Discussion   Posted: Thu Jun 23, 2005 4:44 am   Subject: Thanks
Thanks!

It is complicated then I expected. Very Happy
  Topic: bits order change
dongseong

Replies: 9
Views: 15449

PostForum: General CCS C Discussion   Posted: Wed Jun 22, 2005 11:13 pm   Subject: bits order change
Hello,

Is there function available on CCS-C to change the bit order?

I want to change as follow;
bit 7 --> bit 0
bit 6 --> bit 1
bit 5 --> bit 2
bit 4 --> bit 3
bit 3 --> bi ...
  Topic: disable clockout
dongseong

Replies: 3
Views: 6528

PostForum: General CCS C Discussion   Posted: Sat Jun 18, 2005 5:00 am   Subject: It works!!
I appreciate your help!!! Very Happy
  Topic: disable clockout
dongseong

Replies: 3
Views: 6528

PostForum: General CCS C Discussion   Posted: Fri Jun 17, 2005 11:42 pm   Subject: disable clockout
Hello,

Could someone please explain me how to disable clockout feature on 12F675?

Below is my fuse setting
========================================
#fuses INTRC,NOWDT,NOPROTECT,NOMCLR,PUT,BROW ...
  Topic: 12F675 Vref
dongseong

Replies: 2
Views: 6582

PostForum: General CCS C Discussion   Posted: Fri Jun 17, 2005 2:45 pm   Subject: Thanks!
Thanks for an excellent explanation.

Dong
  Topic: 12F675 Vref
dongseong

Replies: 2
Views: 6582

PostForum: General CCS C Discussion   Posted: Fri Jun 17, 2005 11:38 am   Subject: 12F675 Vref
Hello,

I am trying to measure a battery voltage with 12F675, and considering to
supply 2.5 v to Vref pin (GPO1)

Could someone explain me how to use setup_adc_ports() for my case?

I looked i ...
  Topic: MCLR select on 12F675
dongseong

Replies: 2
Views: 6039

PostForum: General CCS C Discussion   Posted: Tue May 24, 2005 5:34 am   Subject: Thanks, it works
Thank very much! It works
  Topic: MCLR select on 12F675
dongseong

Replies: 2
Views: 6039

PostForum: General CCS C Discussion   Posted: Mon May 23, 2005 9:56 pm   Subject: MCLR select on 12F675
Hello?

Could someone explain me how to change GP3 as MCLR or general input on PIC 12F675 Rolling Eyes ?
 
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