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interfaces:usbasp [2014/12/20 20:04]
darron 		interfaces:usbasp [2021/09/12 04:52]
darron [Resources]
Line 8: Line 8:
 This is a cheap programmer. This is a cheap programmer.
  
-=== Linux or BSD Unix ====+=== Linux === 
 + 
 +== udev == 
 +<code> 
 +SUBSYSTEMS=="usb",\ 
 +    ATTRS{idVendor}=="16c0",\ 
 +    ATTRS{idProduct}=="05dc",\ 
 +    MODE:="0666" 
 +</code> 
 + 
 +== Update firmware === 
 + 
 +Generic USBASP comes with an old firmware, you can upgrade it using a USBtiny like this 
 +<code> 
 +avrdude -c usbtiny -p atmega8 -e -U flash:w:usbasp.atmega8.2011-05-28.hex 
 + 
 +</code>
  
 == Program == == Program ==
 <code> <code>
-avrdude -c usbasp ...+$ avrdude -c usbasp -B 5 -p m328p -D 
 + 
 +avrdude: set SCK frequency to 187500 Hz 
 +avrdude: AVR device initialized and ready to accept instructions 
 + 
 +Reading | ################################################## | 100% 0.01s 
 + 
 +avrdude: Device signature = 0x1e950f (probably m328p) 
 + 
 +avrdude: safemode: Fuses OK (E:FD, H:DA, L:FF) 
 + 
 +avrdude done.  Thank you.
 </code> </code>
 +
 +=== Resources ===
 +
 +[[https://www.fischl.de/usbasp/|Project page]]
 +
 +[[http://www.fischl.de/usbasp/bilder/usbasp_circuit.png|Schematic]]
 +
 +[[http://www.fischl.de/usbasp/usbasp.2011-05-28.tar.gz|Updated firmware]]
 +
 +