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Electronic Equipment > Microcontrollers 8bit > PIC Data EEPROM
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PIC Data EEPROM

by "bill" <williamsmith57@[EMAIL PROTECTED] > Feb 25, 2008 at 04:05 AM

Hi All
I am currently using a 18f4431 to control motor position. During program 
execution I have a few variables I store to the internal Data EEProm. Some

of these get updated every time the motor is commanded to move, and some 
only during a calibration routine which may only happen once. But all 
variables get read during a power up. The problem is these varibles are 
getting corrupt after a power down-power up. During exectution I am
reading 
the data EEProm values and outputting them to a HyperTerm  screen, so it 
appears the are being stored Okay. I have the brown out voltage enabled to

2.0 v. I don't understand how come they are not correct after a power
down, 
could anyone please Help.
 




 4 Posts in Topic:
PIC Data EEPROM
"bill" <will  2008-02-25 04:05:45 
Re: PIC Data EEPROM
dk <mcdivyakanth@[EMAI  2008-02-27 21:15:35 
Re: PIC Data EEPROM
"bill" <will  2008-02-28 05:49:38 
Re: PIC Data EEPROM
"bill" <will  2008-03-02 07:47:08 

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tan12V112 Sat Nov 22 13:05:23 CST 2008.