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68HC12
Join our technical discussions about Freescale Microcontrollers: M68HC12. (Freescale Semiconductor is a Subsidiary of Motorola).
=?iso-8859-1?Q?Re:_=5B68HC12=5D_Problem_initialise_timer_for_1=B5s_cycle?=
Edward Karpicz - May 18 2009
Joel is right, interrupt every 1us is overkill. Minimalistic interrupt
service routine, even without mandatory flag clear sequency would take 9+8
bus cycles (SWI+RTI). That's 0... 
=?iso-8859-1?Q?RE=3A_=5B68HC12=5D_Problem_initialise_timer_for_1=B5s_cycl?= =?iso-8859-1?Q?e?= [2 Articles]
Sven K - May 18 2009
Hello,
> Because of character problems on the mail I received, I can't see if you
> want=20
interrupt each micro-second.=20
> If so, it seems very very fast for that=20
proc... Malte HC12 BDM debuger from www.avenhaus.de
rimko_avr - May 16 2009
Hi all,
I need source for this debuger
www.avenhaus.de/Malte/BDM12/bdm.zip
for AVR and PC
If you have send me to r...@ukrwest.net
Many thanks .
WBR Roman.
-----------... Found Bug in AN974 MC68HC11 Floating Point Package
ga5941 - May 14 2009
FLTSIN subroutine did not work correctly for an input of 215 degrees. The bug is fixed by replacing:
LDX three60
by:
LDX #three60
in the ANGRED routine several pages la... Looking for link to Eric Engler EmbeddedGNU for HC12 [5 Articles]
sbuckser - May 13 2009
Hi,
I see various links to Eric Engler's EmbeddedGNU web site, but the site is down.
Is there a link to another site that has the package or can someone send me a
copy?
T... A good book for the MC9S12DP512? [2 Articles]
elec...@hotmail.com - May 7 2009
Hello all,
I am looking for a good tutorial type book on my microcontroller. I have a MC9S12DP512 on a CMD-12DP512 development board. For my old HC11, I refered to "The 68HC11 M... Floating Point using AN974 with MC9S12A256 [6 Articles]
ga5941 - May 4 2009
Earlier I reported a problem(16296)using AN974, MC68HC11 Floating Point Package by Gordon Doughman. I'm now happy to report that I have resolved the problem and it wasn't with AN97... Problem initialise timer for 1µs cycle [3 Articles]
folg...@yahoo.com - May 4 2009
Hello,
I have a problem with using the Timer on a MC9S12DP512. I want to create 1µ second cycles. Every µs I want to increment a variable, but I do not know how to initialise ... DP256 - DP512 [3 Articles]
Jonathan Masters - Apr 27 2009
Again...
I have moved my metrowerks license back to my old machine which is a
2.4GHZ Celeron. The new machine is a 2.66GHZ Core2 Quad Q9400.
Everything works on the old mac... Please Help...Programming Assitance Needed with Dragon12 [8 Articles]
b_scheibe - Apr 24 2009
I am very new to programming/HC12 so please bare with me. The code i
am currently dealing with is something my professor made available so
that i can modify it. I am trying t...