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Submitted by Andrew O. Shadoura:

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bug #25156: add direct SPI transfer mode
* bitbang.c: Implement direct SPI transfers.
* bitbang.h: (Ditto.)
* par.c: (Ditto.)
* pgm.c: (Ditto.)
* pgm.h: (Ditto.)
* term.c: Add the "spi" and "pgm" commands.
* avrdude.1: Document the changes.
* doc/avrdude.texi: (Ditto.)


git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@797 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
Joerg Wunsch
2009-02-17 15:31:27 +00:00
parent c28d976be9
commit 5f149728b9
10 changed files with 114 additions and 8 deletions
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12
doc/avrdude.texi
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@@ -30,7 +30,7 @@ For avrdude version @value{VERSION}, @value{UPDATED}.
Copyright @copyright{} 2003, 2005 Brian Dean
Copyright @copyright{} 2006 - 2008 J@"org Wunsch
Copyright @copyright{} 2006 - 2009 J@"org Wunsch
Permission is granted to make and distribute verbatim copies of
this manual provided the copyright notice and this permission notice
@@ -1066,16 +1066,24 @@ Perform a chip erase.
Send raw instruction codes to the AVR device. If you need access to a
feature of an AVR part that is not directly supported by AVRDUDE, this
command allows you to use it, even though AVRDUDE does not implement the
command.
command. When using direct SPI mode, up to 3 bytes
can be omitted.
@item sig
Display the device signature bytes.
@item spi
Enter direct SPI mode. The @emph{pgmled} pin acts as slave select.
@emph{Only supported on parallel bitbang programmers.}
@item part
Display the current part settings and parameters. Includes chip
specific information including all memory types supported by the
device, read/write timing, etc.
@item pgm
Return to programming mode (from direct SPI mode).
@item ?
@itemx help
Give a short on-line summary of the available commands.