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  Topic: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Tronic19

Replies: 12
Views: 30277

PostForum: General CCS C Discussion   Posted: Thu May 05, 2022 2:15 am   Subject: PIC16F157x How to flash read-write on it ? 128 bytes HEF
I understand but there is HUGE MATTER with that...

My data stored are very important, and i need to kept them always,
even if i upgrate my program with a new flash.

With that directive, it wro ...
  Topic: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Tronic19

Replies: 12
Views: 30277

PostForum: General CCS C Discussion   Posted: Thu May 05, 2022 1:25 am   Subject: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Ok finally i found a way to check and now i am sure nothing runs :(

Here is the problems i found,

1) i need to remove the #ROM define, because if not , it wrotes always 1,2,3,4 at the adress F8 ...
  Topic: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Tronic19

Replies: 12
Views: 30277

PostForum: General CCS C Discussion   Posted: Wed May 04, 2022 10:35 am   Subject: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Yep sorry about this, i am using a 16F1578...(SSOP20).

I update the code, and now after trying to program: 0xCF (207 dec), i read (after switch off and switch on again, and making ONLY read sequenc ...
  Topic: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Tronic19

Replies: 12
Views: 30277

PostForum: General CCS C Discussion   Posted: Wed May 04, 2022 8:31 am   Subject: PIC16F157x How to flash read-write on it ? 128 bytes HEF
I need only to backup some data of my product.
(Tiny needs for now, 3 or 4 bytes is OK)

I check your code, but not running.
Value i read all the time is 535 (decimal value)

For your info, i ca ...
  Topic: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Tronic19

Replies: 12
Views: 30277

PostForum: General CCS C Discussion   Posted: Wed May 04, 2022 3:30 am   Subject: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Thanks a lot for fast reply:)

I got the last release of the compiler.

Yes, it is painful but i have no choice, my space on pcb is fully optimised (tricky also) and no more space available for ad ...
  Topic: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Tronic19

Replies: 12
Views: 30277

PostForum: General CCS C Discussion   Posted: Wed May 04, 2022 1:18 am   Subject: PIC16F157x How to flash read-write on it ? 128 bytes HEF
Hi to all,
On classic PICs i use the integrated functions from CCS.

But actually, i need to read and write some bytes (non-volatile) with a PIC16F1578...
Does someone got a library to do that ? ...
 
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