Author Topic: warnings and no rpm reading?  (Read 6830 times)

Offline Tobias

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warnings and no rpm reading?
« on: November 07, 2008, 05:02:12 pm »
hi,


I cant get rpm reading in MegaTune, i am running 60-2 wheel and vr sensor. I also get these warnings in the audit.log

 WARNING(03): Value from option list "h2d4" = "3+4 (EC36 Pin 36+11)" not found.
   WARNING(03): Value from option list "h2d5" = "INVALID" not found.
   WARNING(03): Value from option list "h2d6" = "INVALID" not found.
   WARNING(03): Value from option list "h2d7" = "INVALID" not found.
   WARNING(03): Value from option list "act_wot_channel_names" = "INVALID" not found.
   WARNING(03): Value from option list "launch_out_conf_speed" = "INVALID" not found.

what does these mean?
 
Im running 1.0.79alpha.

Offline dnb

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Re: warnings and no rpm reading?
« Reply #1 on: November 08, 2008, 01:05:27 am »
The warnings won't be stopping you getting an RPM reading.  When you configure the sparks the first 4 warnings will go away with a bit of luck.  The other 2 relate to ancilliary functions.

Check you have set up "constant for RPM calculation" in Settings->constants?

Offline Tobias

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Re: warnings and no rpm reading?
« Reply #2 on: November 08, 2008, 12:54:47 pm »
Yes i have the Constant for RPM calc on 2000.
Today i wired up a tone generator and changed trigger type to ´coil-type´, that gave rpm reading, that should confirm that the lm1815 is working as well.
These are my primary trigger settings:

Edge:rising
type:multitooth
Filtering:disabled
advanced Filtering:disabled
missing tooth type: N-2
Special trigger type: normal
TDC after trigger:84
nuber of teeth:58
triggertooth:0
next triggertooth:20
crank nim period: 2500

angular with of tooth:2
angular with of missing tooth:6
Engine phase, when to reset:240

what could be the problem?

i have checked the wiring and measured signal voltage, everything is Ok.





Offline Sprocket

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Re: warnings and no rpm reading?
« Reply #3 on: November 08, 2008, 07:42:37 pm »
Perhaps the wiring on the VR sensor is inverted?

Offline gunni

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Re: warnings and no rpm reading?
« Reply #4 on: November 09, 2008, 10:07:58 am »
Use falling edge as it gives more stable readings as it has a more obvious change in pattern then rising edge.

you really need a scope on the signal.

Offline PeepPaadam

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Re: warnings and no rpm reading?
« Reply #5 on: December 20, 2008, 03:08:55 pm »
I would downgrade to something known stable firmware (like 1.0.73) and use someone elses config with 60-2 trigger wheel to get the car running (if it hasn't run yet with VEMS). Then upgrade and experiment. Just my 0.02€ :)