Re: [avrdude-dev] Programming problems with RH7.3 and STK500

[Jan-Hinnerk Reichert]

On Monday 01 September 2003 21:45, Goran Pufler wrote:

> address@hidden raf]# avrdude -p m128 -c STK500 -P /dev/ttyS1 -i

Looks like the usual error ;-)

avrdude does not erase flash memory by default. Just adding a "-e" 
option should solve your problem.

> gcctest1.hex avrdude: AVR device initialized and ready to accept
> instructions avrdude: Device signature = 0x1e9702
> avrdude: reading input file "gcctest1.hex"
> avrdude: input file gcctest1.hex auto detected as Intel Hex
> avrdude: writing flash (254 bytes):
> avrdude: 256 bytes of flash written
> avrdude: verifying flash memory against gcctest1.hex:
> avrdude: reading on-chip flash data:
> avrdude: verifying ...
> avrdude: verification error, first mismatch at byte 0x0001
>          0x94 != 0x80

BTW: I think it would be a good think to tell the user which byte is 
which. So you can tell if a bit was not erased or not programmed 
properly.

> avrdude: verification error; content mismatch
> avrdude done.  Thank you.

You are welcome, SCNR.

 Jan-Hinnerk