VEMS Community Forum
VEMS => Modifications and Repairs => Topic started by: Timmo6 on December 09, 2020, 09:03:45 am
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Hi,
I tried to upgrade the bootloader on my old V3.3 board as per instructions in the VemsTune help files with the ISPcable and the AVR pocket programmer which I buyed from the Vems webshop but the lock 3C procedure did not succeed.
What can I try next?
Thanks for help.
Microsoft Windows [versie 6.1.7601]
Copyright (c) 2009 Microsoft Corporation. Alle rechten voorbehouden.
C:\Users\Timmo6>cd\
C:\>avrdude -c usbtiny -p m128 -U lfuse:w:0x2f:m -U hfuse:w:0xc4:m -U efuse:w:0x
ff:m -U lock:w:0x3c:m
avrdude: AVR device initialized and ready to accept instructions
Reading | ################################################## | 100% 0.02s
avrdude: Device signature = 0x1e9702
avrdude: current erase-rewrite cycle count is -50462977 (if being tracked)
avrdude: reading input file "0x2f"
avrdude: writing lfuse (1 bytes):
Writing | ################################################## | 100% 0.01s
avrdude: 1 bytes of lfuse written
avrdude: verifying lfuse memory against 0x2f:
avrdude: load data lfuse data from input file 0x2f:
avrdude: input file 0x2f contains 1 bytes
avrdude: reading on-chip lfuse data:
Reading | ################################################## | 100% 0.01s
avrdude: verifying ...
avrdude: 1 bytes of lfuse verified
avrdude: reading input file "0xc4"
avrdude: writing hfuse (1 bytes):
Writing | ################################################## | 100% 0.01s
avrdude: 1 bytes of hfuse written
avrdude: verifying hfuse memory against 0xc4:
avrdude: load data hfuse data from input file 0xc4:
avrdude: input file 0xc4 contains 1 bytes
avrdude: reading on-chip hfuse data:
Reading | ################################################## | 100% 0.01s
avrdude: verifying ...
avrdude: 1 bytes of hfuse verified
avrdude: reading input file "0xff"
avrdude: writing efuse (1 bytes):
Writing | ################################################## | 100% 0.01s
avrdude: 1 bytes of efuse written
avrdude: verifying efuse memory against 0xff:
avrdude: load data efuse data from input file 0xff:
avrdude: input file 0xff contains 1 bytes
avrdude: reading on-chip efuse data:
Reading | ################################################## | 100% 0.01s
avrdude: verifying ...
avrdude: 1 bytes of efuse verified
avrdude: reading input file "0x3c"
avrdude: writing lock (1 bytes):
Writing | | 0% 0.00s ***faile
d;
Writing | ################################################## | 100% 0.08s
avrdude: 1 bytes of lock written
avrdude: verifying lock memory against 0x3c:
avrdude: load data lock data from input file 0x3c:
avrdude: input file 0x3c contains 1 bytes
avrdude: reading on-chip lock data:
Reading | ################################################## | 100% 0.01s
avrdude: verifying ...
avrdude: verification error, first mismatch at byte 0x0000
0x3c != 0x2c
avrdude: verification error; content mismatch
avrdude: safemode: Fuses OK
avrdude done. Thank you.
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Solved😑