Unable to set fuses 1284P September 21, 2013 03:09PM |
Registered: 11 years ago Posts: 19 |
When I try to change the fuse, it first writes it and then throws up this errorQuote
avrdude: AVR device initialized and ready to accept instructions
Reading | ################################################## | 100% 0.05s
avrdude: Device signature = 0x1e9705
avrdude: safemode: lfuse reads as FF
avrdude: safemode: hfuse reads as 9A
avrdude: safemode: efuse reads as FF
avrdude: safemode: lfuse reads as FF
avrdude: safemode: hfuse reads as 9A
avrdude: safemode: efuse reads as FF
avrdude: safemode: Fuses OK
avrdude done. Thank you.
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Quote
avrdude: warning: cannot set sck period. please check for usbasp firmware update
.
avrdude: AVR device initialized and ready to accept instructions
Reading | ################################################## | 100% 0.05s
avrdude: Device signature = 0x1e9705
avrdude: reading input file "0xF7"
avrdude: writing lfuse (1 bytes):
Writing | | 0% 0.00s ***failed;
Writing | ################################################## | 100% 0.12s
avrdude: 1 bytes of lfuse written
avrdude: verifying lfuse memory against 0xF7:
avrdude: load data lfuse data from input file 0xF7:
avrdude: input file 0xF7 contains 1 bytes
avrdude: reading on-chip lfuse data:
Reading | ################################################## | 100% 0.02s
avrdude: verifying ...
avrdude: verification error, first mismatch at byte 0x0000
0xf7 != 0xff
avrdude: verification error; content mismatch
avrdude: safemode: lfuse changed! Was f7, and is now ff
Would you like this fuse to be changed back? [y/n] n
avrdude: safemode: Fuses OK
avrdude done. Thank you.