yampp-7 Bootloader version 6
Only for MEGA162 CPU in Mega162 mode - fuse M161 (COMPAT) unchecked !

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changes:
v6 - 2005-03-21  MIS
- added LED (backlight) blinking during bootloader is ready
!!! BOOTSZ0, BOOTSZ1 and M161C (compat) fuses MUST be unprogrammed !!!

This bootloader is compatibile with firmware versions starting from: 
 - 2.40 (B/W lcd firmware)
 - 3.04 (Color lcd firmware)

v5 - 2004-02-16  MIS
!!! bootloader only for ATmega162 in M162 native mode.
- reduced size of bootloader to 256 bytes and moved it to 0x3F00 address
  this need setup BOOTSZ fuses to both BOOTSZ0 and BOOTSZ1 unprogrammed

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v2.1 - 2003-04-05  MIS
- added exit from bootloader after STOP keypress  (if you accidentally enter into 
  bootloader). You not must open case yet, simply press STOP key.
- removed not used delay stuff