User manual

AVR Butterfly User Guide -13
4271C–AVR–04/05
Fuse Low Byte (0xE2)
SUT0 (65 ms Start-up Time)
CKSEL3 (Internal RC Oscillator)
CKSEL2
CKSEL0
Lock Bit Byte (0xEF)
BLB11 (SPM is not allowed to write to the Boot Loader section)
Note: For all fuses and lock bits, “1” means unprogrammed and “0” means pro-
grammed.Using the AVR Butterfly