Avrdude Software Programmer

To get a list of supported programmers, type in avrdude -c asdf (asdf is just some nonsense to get it to spit out the list of programmers) Here is my output, yours may vary a little. Don't bother memorizing it, just glance through the list. C: avrdude -c asdf. Avrdude: Can't find programmer id 'asdf'. AVRDude is software for programming ATmel AVR Microcontrollers. It is an open-source utility that can download, upload, or manipulate the.

AVRDUDEis a utility todownload/upload/manipulate the ROM and EEPROM contents of AVRmicrocontrollers using the in-system programming technique (ISP).

Documentation

Documentation can be downloaded from thedownload area,or read online here.

History

AVRDUDE has once been started by Brian S. Dean as a private projectof an in-system programmer for the Atmel AVR microcontroller series,as part of the Opensource and free software tools collection available forthese controllers. Originally, the software was written for the FreeBSD operating system,maintained in a private CVS repository, and distributed under the nameavrprog.

Due to the growing interest in porting the software to otheroperating systems, Briandecided to make the project publically accessible onsavannah.nongnu.org. The name change to AVRDUDE has been chosen toresolve the ambiguity with the avrprog utility as distributedby Atmel together with their AVRstudio software.

Main features

The major features of AVRDUDE include:

Command-line driven user interface for all downloading and uploading features (including handling fuse bytes), for easy automation e. g. by inclusion into Makefiles. Interactive examination and modification of various memory regions in so-called terminal mode. Also offered is an option to modify the operational parameters of an Atmel STK500 board (target voltage, VAref, master clock frequency). Known to run on all major POSIX-style operating systems, as well as Win32 platforms. By using existing operating system drivers on the POSIX-style systems, secure parallel-port access without root privileges can be maintained. On Win32 platforms, parallel port access requires the previous installation of a driver (giveio.sys) that grants a user process direct access to the IO registers. Supports a wide range of programming hardware, from cheap ISP plugs that connect the AVR's ISP interface directly to a computer's parallel port (no additional circuitry) or serial port (some additional circuitry needed), more advanced ISP adapters using a buffer/driver chip (like a 74HC373), up to (more complex) serially connected programmers like AVR910-style ISP devices, the Atmel STK500 board, and the Atmel JTAG ICE mkII. Most popular adapters come pre-defined, adding a new parallel-port adapter is as simple as editing a configuration file (no recompilation needed). Supports Intel Hex, Motorola S-Record, and raw binary files for input and output, as well as direct memory contents specification on the command-line (useful e. g. for fuse bytes). On input, the file format can be auto-detected. In 'terminal mode', the device's memory areas can be examined, and possibly modified. This allows to set fuses interactively, or to modify a few EEPROM cells.

How to get help or report bugs

To get support for AVRDUDE, or get in contact with other users ofthis tool, see the avr-chatmailing list.

People who want to contribute in some way to the project cansubscribe to the avrdude-devmailing list, and get in contact with the developer teamthere.

If you are certain you found a bug in AVRDUDE, you can open a bugreport.

There is not much developers' documentation for AVRDUDE so far.There is a Developers' Corner withsome random articles.Some more information is available at Brian's private site.

Last modified: Fri Jan 8 09:14:46 CET 2010

AVRDUDEis a utility todownload/upload/manipulate the ROM and EEPROM contents of AVRmicrocontrollers using the in-system programming technique (ISP).

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Documentation

Documentation can be downloaded from thedownload area,or read online here.

History

AVRDUDE has once been started by Brian S. Dean as a private projectof an in-system programmer for the Atmel AVR microcontroller series,as part of the Opensource and free software tools collection available forthese controllers. Originally, the software was written for the FreeBSD operating system,maintained in a private CVS repository, and distributed under the nameavrprog.

Due to the growing interest in porting the software to otheroperating systems, Briandecided to make the project publically accessible onsavannah.nongnu.org. The name change to AVRDUDE has been chosen toresolve the ambiguity with the avrprog utility as distributedby Atmel together with their AVRstudio software.

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Main features

The major features of AVRDUDE include:

Command-line driven user interface for all downloading and uploading features (including handling fuse bytes), for easy automation e. g. by inclusion into Makefiles. Interactive examination and modification of various memory regions in so-called terminal mode. Also offered is an option to modify the operational parameters of an Atmel STK500 board (target voltage, VAref, master clock frequency). Known to run on all major POSIX-style operating systems, as well as Win32 platforms. By using existing operating system drivers on the POSIX-style systems, secure parallel-port access without root privileges can be maintained. On Win32 platforms, parallel port access requires the previous installation of a driver (giveio.sys) that grants a user process direct access to the IO registers. Supports a wide range of programming hardware, from cheap ISP plugs that connect the AVR's ISP interface directly to a computer's parallel port (no additional circuitry) or serial port (some additional circuitry needed), more advanced ISP adapters using a buffer/driver chip (like a 74HC373), up to (more complex) serially connected programmers like AVR910-style ISP devices, the Atmel STK500 board, and the Atmel JTAG ICE mkII. Most popular adapters come pre-defined, adding a new parallel-port adapter is as simple as editing a configuration file (no recompilation needed). Supports Intel Hex, Motorola S-Record, and raw binary files for input and output, as well as direct memory contents specification on the command-line (useful e. g. for fuse bytes). On input, the file format can be auto-detected. In 'terminal mode', the device's memory areas can be examined, and possibly modified. This allows to set fuses interactively, or to modify a few EEPROM cells.

How to get help or report bugs

To get support for AVRDUDE, or get in contact with other users ofthis tool, see the avr-chatmailing list.

People who want to contribute in some way to the project cansubscribe to the avrdude-devmailing list, and get in contact with the developer teamthere.

If you are certain you found a bug in AVRDUDE, you can open a bugreport.

There is not much developers' documentation for AVRDUDE so far.There is a Developers' Corner withsome random articles.Some more information is available at Brian's private site.

Last modified: Fri Jan 8 09:14:46 CET 2010