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bug #34027: avrdude AT90S1200 Problem (part 2 - stk500v2 and relatives) 

* stk500v2.c (stk500v2_initialize): For the AT90S1200, release
/RESET for a moment before reinitializing, as this is required by
its programming protocol.




git-svn-id: svn://svn.savannah.nongnu.org/avrdude/trunk/avrdude@1004 81a1dc3b-b13d-400b-aceb-764788c761c2
This commit is contained in:
joerg_wunsch 2011-08-30 07:19:21 +00:00
parent 7066df403c
commit 21983f7863
2 changed files with 15 additions and 0 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2011-08-30 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
bug #34027: avrdude AT90S1200 Problem (part 2 - stk500v2 and relatives)
* stk500v2.c (stk500v2_initialize): For the AT90S1200, release
/RESET for a moment before reinitializing, as this is required by
its programming protocol.
2011-08-30 Joerg Wunsch <j.gnu@uriah.heep.sax.de> 2011-08-30 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
* configure.ac: In AC_CHECK_LIB for libftdi, check for * configure.ac: In AC_CHECK_LIB for libftdi, check for

8
stk500v2.c
View File

@ -1099,6 +1099,14 @@ static int stk500v2_initialize(PROGRAMMER * pgm, AVRPART * p)
stk600_setup_isp(pgm); stk600_setup_isp(pgm);
} }
if (p->flags & AVRPART_IS_AT90S1200) {
/*
* AT90S1200 needs a positive reset pulse after a chip erase.
*/
pgm->disable(pgm);
usleep(10000);
}
return pgm->program_enable(pgm, p); return pgm->program_enable(pgm, p);
} }