Avrdude

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<h3>Terminal Mode</h3>
 
<h3>Terminal Mode</h3>
* <code>-t</code> - see [#terminal_mode] for mode
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* <code>-t</code> - see [[#terminal_mode]] for mode
  
 
<h3>Memory Access</h3>
 
<h3>Memory Access</h3>
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* other (see the man page)
 
* other (see the man page)
  
<h2>Terminal Mode</h2>
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<h2 id="terminal_mode">Terminal Mode Commands</h2>
 +
<h3><code>dump</code></h3>
 +
* <code>dump <i>memtype</i> <i>address</i> <i>nBytes</i></code> - dump <i>nBytes</i> from <i>address</i> in hex and ASCII
 +
* <code>dump</code> - continue for another <i>nBytes</i>
  
For ATMega168:
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<h3><code>write</code></h3>
<pre>
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* <code>write <i>memtype</i> <i>address</i> <i>byte1</i> <i>...</i> <i>byteN</i></code> - write to memory by hand, currently doesn't work with flash :(
$ avrdude -c buspirate -P /dev/ttyUSB1 -x speed=3 -p m168
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</pre>
+
  
For ATMega328p:
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<h3><code>parm</code></h3>
<pre>
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* <code>part</code> - display information on the connected part
$ avrdude -c buspirate -P /dev/ttyUSB1 -x speed=3 -p m328p
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</pre>
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Terminal mode: <code>-t</code>. Use command <code>part</code> to see detailed part information.<br>
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To upload file: <code>-U memtype:op:filename[:format]</code><br>
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To use the arduino bootloader: <code>-c stk500v1</code>
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Revision as of 19:32, 23 July 2010

For detailed info:

$ man avrdude

Contents

Parameters

Parameters marked with a * are required.

*Programmer Type

  • -c buspirate - for use with the buspirate
  • -c stk500v1 - for use with the Arduino bootloader
  • other (see the man page)

*Programmer Port

  • -P /dev/ttyUSB1 - the most likely for my systems

*Part Identifier

  • -p m168 - for use with an ATMega168
  • -p m328p - for use with an ATMega328p
  • -p m1280 - for use with an ATMega1280

*Burn Counter

Not technically required, but a good idea. The burn counter is stored in the last 4 bytes of eeprom

  • -y - to increment the burn counter each burn
  • -Y value - to initialise the burn counter

Baud Rate

Required for stk500v1

  • -b 57600 - for most of mine

Terminal Mode

Memory Access

There are others, but these are the most common

  • -U flash:operation:filename[:format] - where the firmware lives
  • -U eeprom:operation:filename[:format] - non-volatile memory
  • -U lfuse:operation:filename[:format] - low fuse byte
  • -U hfuse:operation:filename[:format] - high fuse byte
  • -U efuse:operation:filename[:format] - extended fuse byte

operation can be:

  • r - read
  • w - write
  • v - verify

filename points to the file to use

format can be:

  • a or omitted - for auto-detection
  • i - Intel Hex (output from obj-dump)
  • r - Raw binary
  • other (see the man page)

Terminal Mode Commands

dump

  • dump memtype address nBytes - dump nBytes from address in hex and ASCII
  • dump - continue for another nBytes

write

  • write memtype address byte1 ... byteN - write to memory by hand, currently doesn't work with flash :(

parm

  • part - display information on the connected part
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