Differences
This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision | ||
|
interfaces:usbasp [2015/03/22 21:55] 127.0.0.1 external edit |
interfaces:usbasp [2021/09/13 13:20] (current) darron |
||
|---|---|---|---|
| Line 2: | Line 2: | ||
| <wrap right> | <wrap right> | ||
| {{: | {{: | ||
| + | \\ \\ | ||
| + | {{: | ||
| </ | </ | ||
| Line 7: | Line 9: | ||
| This is a cheap programmer. | This is a cheap programmer. | ||
| + | |||
| + | Some boards contain jumpers to disable power delivery to the | ||
| + | target device, otherwise they always supply power. | ||
| === Linux === | === Linux === | ||
| Line 16: | Line 21: | ||
| ATTRS{idProduct}==" | ATTRS{idProduct}==" | ||
| MODE: | MODE: | ||
| + | </ | ||
| + | |||
| + | == Update firmware === | ||
| + | |||
| + | Generic USBASP comes with an old firmware, you can upgrade it using a USBtiny like this | ||
| + | < | ||
| + | avrdude -c usbtiny -p atmega8 -e -U flash: | ||
| + | |||
| </ | </ | ||
| == Program == | == Program == | ||
| < | < | ||
| - | avrdude -c usbasp ... | + | $ avrdude -c usbasp |
| + | |||
| + | avrdude: set SCK frequency to 187500 Hz | ||
| + | avrdude: AVR device initialized and ready to accept instructions | ||
| + | |||
| + | Reading | ################################################## | ||
| + | |||
| + | avrdude: Device signature = 0x1e950f (probably m328p) | ||
| + | |||
| + | avrdude: safemode: Fuses OK (E:FD, H:DA, L:FF) | ||
| + | |||
| + | avrdude done. Thank you. | ||
| </ | </ | ||
| === Resources === | === Resources === | ||
| - | [[http:// | + | |
| - | [[http:// | + | [[https:// |
| + | |||
| + | [[http:// | ||
| + | |||
| + | [[http:// | ||
