That's a wierd one! Well, if you really wanted to get to the bottom of it I'd write the author of the article, and also try TI (but they won't write back most...
593
donde_1
Sep 8, 2002 3:40 am
Bruce Well, I finally got it going. Guess I didn't have the system files set right in the workbench. Now new problem. Downloaded that new Nuts & Volts program...
592
CP8071
Sep 7, 2002 11:42 pm
I use a Digikey "A26269-ND", but there's really nothing special about it. In a pinch you could just use bulk dual-row IDC headers ... the only difference is...
591
ririe
Sep 7, 2002 8:20 pm
It's been a while since I did microcontroller work (mostly 6811, 8051), and i'm pretty excited by the msp430. Based on some posts on this group, I will be...
590
Bruce Cannon
brucecannon
Sep 7, 2002 5:54 pm
The FET manual has detailed step by step instructions on creating projects and the files and settings needed, and also points out some nonintuitive aspects of...
589
donde_1
Sep 7, 2002 6:12 am
Hello Just received the $49 MSP-FET430x110 with all the CD software. Was able to do the 2 examples and light the LED. But, I just can't seem to figure out how...
588
aaylxwqvtysh
Sep 6, 2002 9:46 pm
http://dyeudlrrre.tripod.com/index.html...
587
Kris De Vos
microbit@...
Sep 5, 2002 7:30 pm
... Thanks Bruce. It's good to hear TI now mention this somewhere becaue at the time I came across this (about 10 months ago) there was no mention anywhere...
586
Bruce Cannon
brucecannon
Sep 5, 2002 7:13 pm
After checking with TI in Germany, it turned out that when you asynchronously read the Timers A or B, you have to either HALT it, or do a plausibility check....
585
Kris De Vos
microbit@...
Sep 5, 2002 6:27 pm
While we're on the subject of Timer_A (or Timer_B for that matter), I thought I'd mention a particular "thorn" with the MSP430 timers that one fine day(s)...
584
Kris De Vos
microbit@...
Sep 5, 2002 6:09 pm
My error was to declare TIMER_COUNTER as static variable in the H file, and then have the interrupt routine in a C file. With IAR EW I've never seemed to see...
583
Bruce Cannon
brucecannon
Sep 5, 2002 6:08 pm
Would be interesting to know exactly how/why the declaration makes a difference... Bruce...
582
Kris De Vos
microbit@...
Sep 5, 2002 6:02 pm
Good one, Was gonna say - don't forget to add in the re-loading of TACCR0 in your INT. Kris Actually the corrections above worked, thanks a lot, guys. My error...
581
prostoalex
Sep 5, 2002 5:59 pm
Actually the corrections above worked, thanks a lot, guys. My error was to declare TIMER_COUNTER as static variable in the H file, and then have the interrupt...
580
Kris De Vos
microbit@...
Sep 5, 2002 5:59 pm
That could be a point ! If you are watching under C-spy though, remember that TAR keeps "ticking" when you "halt" the code ! Timer_counter should increment,...
579
Bruce Cannon
brucecannon
Sep 5, 2002 5:54 pm
... TAR results vary? That reminds me of a WDT (unintended reset) problem. Bruce...
578
Kris De Vos
microbit@...
Sep 5, 2002 5:52 pm
Huh? Bizarre. Can you check that TAR now indeed counts from 0 .... 0xFFFF instead of 0 ... 5000 ? Then we'll see what else is wrong. Kris ... From: prostoalex ...
577
Kris De Vos
microbit@...
Sep 5, 2002 5:49 pm
... Hum, of course I meant 5000, NOT 50000 :-). Also, don't forget to change : TACTL = TASSEL0 = TACLR; to TACTL = TASSEL0 + TACLR; That should be cooking with...
576
prostoalex
Sep 5, 2002 5:46 pm
Hmmm, still get the same results, here's the current version of the code to avoid confusion. '=' instead of '+' has been a typo in the original message. ... ...
575
Kris De Vos
microbit@...
Sep 5, 2002 5:42 pm
I checked the header file, and noticed that : - TASSEL0 is the same as TASSEL_1 - so that's ok. - MC0 is the lowest bit for mode control - that's where...
574
prostoalex
Sep 5, 2002 5:38 pm
Since I didn't want to post unnecessary code, I omitted that part. Yes, the _BIS_SR (GIE) is called, as well as _EINT(). I am also initializing UART0 right...
573
Kris De Vos
microbit@...
Sep 5, 2002 5:33 pm
I assume Global INTs have been enabled ?????? Also, it's best, I think, to use the proper macros : CCR0 : use TACCR0 CCTL : use TACCTL Since it's a realtime...
572
Bruce Cannon
brucecannon
Sep 5, 2002 5:30 pm
What about _BIS_SR(GIE); ? Or do you mean that even the individual interrupt flag isn't set? Bruce...
571
prostoalex
Sep 5, 2002 5:12 pm
Trying to write a real-time clock using Timer A, I have been pretty much following the TI examples from the site. We're using MSP430F140, and just wish to...
570
Leon Heller
leon_heller
Sep 4, 2002 11:31 am
... I've got the Olimex JTAG FET and the header with an F1121. They are excellent value for money. A UK firm is importing them and reselling them under their...
569
Richard F. Man
richard@...
Sep 4, 2002 8:48 am
I am about to order some Olimex stuff <http://www.olimex.com/dev>. Not sure yet, but may be when the ICCAVR compiler is officially released, I will send a free...
568
georgepds
Sep 3, 2002 1:38 pm
Hi, Newbie here, so pardon the basic questions I tested floating point +-/* in the IAR c that comes with the MSP430p140 FET evaluation kit ( for the 149) . It...
567
Eisenbeis, Clyde [FRC...
cteise
Sep 3, 2002 12:47 pm
Farhat, Samsung and Sitronix make LCD driver chips that run in < 100 uA range. A couple of chips I have considered are the Samsung S6A0094 and the Sitronix ...
566
CP8071
Sep 2, 2002 5:56 pm
You're probably looking for a C-001R body (3.1 x 8 mm) which would be a SE3201-ND at Digikey. I use a C-002RX (2.1 x 6 mm) which isn't too small to work with,...
565
georgepds
Sep 2, 2002 5:33 pm
Hi, Does anyone have handy the Xtrnakl 32.768 kHz clock part # from digi- key or Newark. I managed to purchase a part much too small the first time around TIA...
