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Old 05-18-2011, 06:08 AM   #237 (permalink)
ianbartie
VW Polo EV
 
Join Date: Aug 2009
Location: Port Macquarie
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No serial communications

Hi Everyone,
I hope someone can pint me in the right direction because I am at a bit of a loss right now.
My LCD does not want to show any serial message info from the controller.
The display seems to work fine, shows aux V OK, pack V OK, SOC, KTE & motor temp all OK.
The motorA, batteryA & controllerT refuse to display properly. The firmware was set to receive serial mesages (00101100).
RTD Explorer show rtd_period as 0100. Changing it to 0200 & saving it shows as 0200. Close RTD & connect LCD. Display of serial message info shows 0 amps & will not change. Opening RTD Explorer shows rtd_period back at 0100 again. It does not seem to stay saved.
Have made a test cable to go straight to the control board but still no luck.
Have double checked the component placement & all look OK.
Any suggestions please.
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