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  Topic: PIC 16F690 reading and writing to EEPROM
cypherff

Replies: 7
Views: 23015

PostForum: General CCS C Discussion   Posted: Sun Apr 26, 2009 11:47 pm   Subject: Initialization problems
I was able to Read and Write new values of the "password" variable although it did not store it once I powered down and back up. Is it even possible to retain it? Maybe the PIC automatically ...
  Topic: PIC 16F690 reading and writing to EEPROM
cypherff

Replies: 7
Views: 23015

PostForum: General CCS C Discussion   Posted: Sun Apr 26, 2009 7:28 pm   Subject: Any address in mind?
In the example you sent me it specified that "n is an offset into the eeprom" and that it was a long int. In guessing that it was some long address the user had given "n" at the st ...
  Topic: PIC 16F690 reading and writing to EEPROM
cypherff

Replies: 7
Views: 23015

PostForum: General CCS C Discussion   Posted: Sun Apr 26, 2009 2:45 pm   Subject: EEPROM addresses for the 16F690
Thanks for the example codes on how do read and wirte to the EEPROM.

I've read the datasheet of the 16f690 and if im not mistaken, each address can only hold a byte.

My "password" vari ...
  Topic: PIC 16F690 reading and writing to EEPROM
cypherff

Replies: 7
Views: 23015

PostForum: General CCS C Discussion   Posted: Thu Apr 23, 2009 5:44 pm   Subject: PIC 16F690 reading and writing to EEPROM
As a project I'm making a digital safe that prompts the user to enter a 6 digit password with the the use of an LCD, and numpad.

I added a feature that allows the user to create a new password, as ...
 
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