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Old 05-18-2010, 08:43 AM   #24 (permalink)
Join Date: Apr 2009
Location: Curitiba - Brazil
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i assembled my elm327.

i dont understand yet. here there is the interface with elm327 but the PWM protocol dont is used.

the pins 3, 4, 11 e 13 of the elm327 chip are not used on the diagram above. i must to buy the MC33290 chip too? the PWM will be converted on CAN protocol?

i am lost

but, again, thanks a lot by you help.
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