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Join our technical discussions about Freescale Microcontrollers: M68HC12. (Freescale Semiconductor is a Subsidiary of Motorola).
Search Results for "interrupts"
BGND on DG128 [2 Articles]
Shayne C. Rich - May 10 2002
Hi,
My application is using two interrupts, the SWI and the OC7. My code
executes for just a fraction of a second before it aborts. In the D-Bug12
window it gi... 
Desperately need help with interrupts [5 Articles]
garydion - Aug 29 2002
Hi all,
I was hoping that someone could point me to information they used
to learn how to work with interrupts in ICC12. I've been fighting
with this for ... Help! [3 Articles]
Find out~~!! - Nov 23 2003
Hi,
i have a project that deals with interrupts. I need to call 2
interrupts and one of them, an RTI for counting, but the counting
code has to be in the MAIN r... Real Time Interrupts [5 Articles]
coolguyclay - Mar 2 2004
Hello. My group (school project) is using the ICC12 C compiler to
run our controller. We are having a hard time getting the interrupts
to work. Right now out mov... Fw: 812A4 losses all interrupts
RTS development - Benny Rabin - Jun 6 2002
I suspect that you might have stuck overflow problem.
Is it possible???
Benny
---------- Forward Message ----------
To: <>
From: "mas" <>
Date: ... ProcessorExpert & Interrupts in RAM
Relson, David - Dec 11 2005
I've enabled "interrupts in RAM" to allow interrupts to be handled by
the boot loader or the user application (according to which program is
active).
I've noticed that ... Identifying Interrupts [4 Articles]
Shayne C. Rich - Nov 12 2004
I have an operating system running on a 9S12DP256. I seem to be getting
spurious interrupts. I have directed all interrupts that I am not using
for my application t... Re: SEI instruction and interrupt [3 Articles]
Edward Karpicz - Mar 14 2007
Pascal wrote:
> Hello,
>
> If i do a sei instruction and if an interrupt should occur. When i do a
> CLI instruction if this interrupt is treated or is it forgotten?
... Serial BootLoader without interrupts? [3 Articles]
Spencer Volmar - Jul 11 2005
Has anyone written a serial BootLoader that polls the serial port instead of
using interrupts? I am trying to find a BootLoader that can be launched by
the user app and then... Deferred Service Routines / Nested Interrupts Concept [4 Articles]
Amit Gupta - Nov 9 2006
Hello everyone
Queries :---
Query - 1
While executing an "Interrupt A" Interrupt Service Routine , the
"Interrupt A" occurs again then how should I handle the sitaution... Interrupts [5 Articles]
"mr.mattyg" - May 8 2008
Hi guys,
So I have two output compare interrupts setup such that the handlers
look up in a circulating table (one for each handler) the state a port
should be in and when the ... Ports and interupts overview [7 Articles]
Aaron Rosenberg - Oct 16 2005
I have to write a report on the ports and interrupts of the 68HC12 microcontroller and I'm fairly new to it. The book I have does not have enough detail for this report and I ha... 'S12DP256 - errata for all 0K79X and 1K79X masks [2 Articles]
bruce_at_pocket_neurobics - Jul 12 2002
(I believe mask 1K79X is the latest version.)
This bug's worth some advertising I think...
Quote from errata sheet:
SCI INTERRUPT ASSERTS ONLY IF AN ODD NUM... CodeWarrior interrupts [2 Articles]
Norbert Gaier - Nov 8 2005
Hello everyone,
I have to write a paper about the way CodeWarrior compiler handles interrupts. Do you know some links to where I can find some documentation about this?
... Re: ATD and WAIT
formisemptiness - Jan 3 2006
Hi Amir,
Entering low power mode can be tricky. What you need to look out for
is the scenario where an interrupt happens right before the wait
instruction. In that sc... OC interrupts [7 Articles]
Joseph D. Kay - Sep 6 2005
I'm having trouble getting output compare interrupt service routines to work on my s12compact board. My goal is to use the ISR to sample an analog input channel every 20us. I've... SCI problem [4 Articles]
Zámbó Béla - Aug 6 2002
Hi All,
I'm working on a HC12A4 project. I use the SC1 lines with interrupts.
I have no problem with receiving, but transmitting. Sometimes the first
character fa... How to use interrupts on HCS12 using ICC12???? [2 Articles]
wwsyip - Jun 11 2004
I've been doing alot of research on interrupts and using them but I
have yet to understand the basic steps to it. The sample code that
I've downloaded have been l... 812A4 losses all interrupts [3 Articles]
mas - Jun 6 2002
Hello 812A4 users,
In our 812A4 MCU based wireless system, we are using SCI0,SCI1,TOF(Timer Overflow) and RTI interrupts.Prescaler for TOF is kept 32... simultaneous interrupts [13 Articles]
Michael Farrugia - Nov 18 2002
Hi All,
I am having trouble to get my 68Hc11 to recognise simultanous interrupts.
These interrrups occure on TC2 (which is connected to an external interrrupt
g... Re: Re: How many timer on MC9S12 ?
Stephen Trier - May 16 2005
Another drawback to the single 8-channel timer is that you have to
spend CPU cycles on interrupts if you need to generate square waves at
multiple frequencies. In other word... interrupt overhead in EVB mode (9S12DP256) [3 Articles]
ctrobot28 - Aug 27 2003
My little program runs from ram, the board is in EVB mode (dbug12 in
flash). It uses RTI interrupts, approx. as follows:
volatile int foo = 0;
rti_interrup... How about nested(multiplined?) interrupts in HSC12 ? [4 Articles]
lenux22 - May 26 2003
Hello!
I had a question about interrupts organisation in HCS12.
If interrupt routine for low-priority interrupt is curently execute and new interrupt with high-p... Reg problem with Input capture interrupts [6 Articles]
saravanan - Feb 11 2008
Dear all,
I am using HCS12X evaluation board.I wrote a simple code to
compute the wheel speed using the input capture timer. I have connected
the whee... HCS12 Interrupts
tophongli - Apr 10 2007
Hello,
I am using IAR to develop a 9s12d64 based project. I am new to these
and am having problems with interrupts. .
In main program, I have the following init routine to ... Re: SCI initialization problem [4 Articles]
garyolmstead - Jul 19 2006
--- In 6...@yahoogroups.com, "Jefferson Smith"
wrote:
> Well the problem I had when it only worked in BDM mode was that I
> forgot to clear COP in the tiny loop that wa... A little more help [2 Articles]
the_oog6789 - Jan 6 2005
Back again..
I been playing around with my new hcs12 and I've managed to set up
some serial communication, played around with the PLL to increase
the chip... Setting up interrupts [2 Articles]
Leighton Rowe - Apr 15 2005
Hey All,
I basically just started learning to program the mc9s12 family (with
Codewarrior). Luckily, I have an idea how to config the peripherals
because I previou... Problems with 9S12DT256 PortJ interrupt local disable [4 Articles]
aerowesty2000 - Feb 10 2005
Hello 9s12 types,
Has anyone had any problem disabling the PortJ interrupts (namely bit
0,1). I have the PIEJ register set to 0x00 which should disable all ... Re: Using MSCAN with XGATE
Alban - Apr 18 2007
--- In 6...@yahoogroups.com, "raul_virutas" wrote:
>
> Hello everybodyˇˇˇˇ
>
> Has someone configured CAN through XGATE????
>
> I'm trying to do this without succ... ATD interrupt disabling/enabling [7 Articles]
Daniel White - Jun 15 2006
CPU:MC9S12XDP512
I am trying to temporarily disable the a/d interrupt to prevent it from
changing the value while it is being read by a lower priority thread. I'm
doing this s... Interrupts using Metrowerks [4 Articles]
Jordan Fuerst - Nov 25 2002
I am trying to figure out how to use interrupts in the Metrowerks hc12 compiler...
I think that I know that:
interrupt TestFunc2()
{
...
}
VE... Deferred Service routine [3 Articles]
Amit Gupta - Nov 16 2006
Edward and All
I am not clear about your answer for Query 1:-
I have an Interrupt - A ISR executing and I have cleared the interrupt at the begining and enabled the interru... input capture isn't working right [3 Articles]
garyolmstead - Jun 18 2008
Hi --
I have a 9S12GC16 with Port T bits 0 and 1 tied to Hall effect
sensors. I have them set up as input captures, with interrupts on
low-going edges only. The inputs are... edge interrupt question [2 Articles]
frank - Jun 13 2003
Hi,
I am using a active low edge interrupt on KWH4 on the DP256 @ +5V supply. I am however feeding a 3.3V active low interrupt to the KWH4........
I do get in...