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Adc1 and Adc2 not working combined

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tarzanhbk
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Last seen: 1 year 6 months ago
VESC Free
Joined: 2020-04-20 20:22
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Adc1 and Adc2 not working combined

I´m modding an old m365 Scooter with a Vesc based ESC plus original throttles.

But it doesn´t matter what i´m trying to setup, i can´t get adc1 and adc2 do do their job combined.

Both throttles are classic 3 cables: Power, GND and Signal, so i hook both throttles on 3,3V together, GND together and the frist throttle signal to ADC1 and the second to ADC2 on UART port.

In the VESC tool i start the input wizard, set to ADC control and use Current No Reverse ADC2 brake. Both channels are active for mapping, but if you twist the throttles, only ADC1 is working, doesn´t matter if i change some numbers in this step.

I changed both throttles to make sure the second one is working aswell, and this time the second one works, but the first one on ADC2 not. So both are working but not combined.

Next step was to try them on 5V instead of 3,3V. Same deal.

I´m on the newest firmware, so i tried it with 3 different ESC Hardware. All behave the same.

Do i have to change something in the firmware or am i using the wrong wiring? Or what else am i´m doing wrong? 

Thanks guys and cheers from Germany :-)