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Remove the erase cycle counter (options -y / -Y).
git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@1203 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
28
avrdude.1
28
avrdude.1
@@ -18,7 +18,7 @@
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.\"
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.\" $Id$
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.\"
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.Dd DATE May 16, 2013
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.Dd DATE September 3, 2013
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.Os
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.Dt AVRDUDE 1
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.Sh NAME
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@@ -50,8 +50,6 @@
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.Op Fl v
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.Op Fl x Ar extended_param
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.Op Fl V
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.Op Fl y
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.Op Fl Y
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.Sh DESCRIPTION
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.Nm Avrdude
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is a program for downloading code and data to Atmel AVR
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@@ -673,30 +671,6 @@ to the chosen programmer implementation as an extended parameter.
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The interpretation of the extended parameter depends on the
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programmer itself.
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See below for a list of programmers accepting extended parameters.
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.It Fl y
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Tells
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.Nm
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to use the last four bytes of the connected parts' EEPROM memory to
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track the number of times the device has been erased. When this
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option is used and the
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.Fl e
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flag is specified to generate a chip erase, the previous counter will
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be saved before the chip erase, it is then incremented, and written
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back after the erase cycle completes. Presumably, the device would
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only be erased just before being programmed, and thus, this can be
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utilized to give an indication of how many erase-rewrite cycles the
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part has undergone. Since the FLASH memory can only endure a finite
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number of erase-rewrite cycles, one can use this option to track when
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a part is nearing the limit. The typical limit for Atmel AVR FLASH is
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1000 cycles. Of course, if the application needs the last four bytes
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of EEPROM memory, this option should not be used.
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.It Fl Y Ar cycles
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Instructs
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.Nm
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to initialize the erase-rewrite cycle counter residing at the last four
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bytes of EEPROM memory to the specified value. If the application
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needs the last four bytes of EEPROM memory, this option should not be
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used.
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.El
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.Ss Terminal mode
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In this mode,
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