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[avr-gcc-list] uisp with stk500 firmware version 1.10
From: |
Klaus Rudolph |
Subject: |
[avr-gcc-list] uisp with stk500 firmware version 1.10 |
Date: |
Mon, 15 Jul 2002 19:50:00 +0200 |
Hi all,
as I told you yesterday I have done now some tests with the
actual firmware on the stk500 board.
At first there I found that writing fuse bits is
not using any "universal" commands.
The used command sequence is now: (for at90s1200)
63ff20 write lock bit to ff
1410
7320 read lock bit, here the write fails while device was not erased
14df10 df found for lock bits
I can´t compare that to older stk firmware because my
avr studio is not accepting that old version.
----
writing internal oscilator example (at90s1200)
62 de ff 20 internal osci on
14 10
73 20 read/verify
14 de 10
62 df ff 20 internal osci off
----
Additional there were found an other settup for all
functions (also for at90s1200) if used for parallel programming
p: 42 33 00 01 ...
In seriall mode it is used as
s: 42 33 00 00 ...
is there a switch for setting this up, not found
that in code yet...
----
The programming error for 1200 is
----
uisp is actual not working with the stk500 because
the firmware version check fails.
----
I can spend some more time for tests and analyses.
If I should change the sources please give me
an idea who is actual doing something on the stk500
part in uisp. If there is no actual work i will
implement this changes next days. But I don´t
want do already done work again :-)
Thanks
Klaus
avr-gcc-list at http://avr1.org
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