  - keypad_out.hex

     - fuse_no_quartz.png
-     - Low:0xE4 High:0xDF Ext:0x01

     8 - fuse_with_quartz.png
-     8 - Low:0xDE High:0xDF Ext:0x01

: Algorithm Builder  UniProf     .
 PonyProg, AVR Studio, SinaProg   .

  
http://www.getchip.net/kak-sobrat-electronnoe-ustroystvo-na-mikrokontrollere/
   
http://www.getchip.net/posts/068-kak-pravilno-proshit-avr-fyuzy-fuse-bit/