Setup PPM on 9xr pro

ersky9xr is the port of the er9x firmware to the 9XRPRO radio.
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Setup PPM on 9xr pro

Post by johnrcglider » Tue Jun 16, 2020 8:59 pm

Hi all, I have a turnigy 9xr pro running firmware:


Transmitter module is Frsky DJT and receiver is Frsky D8RII plus

I am trying to setup PPM to work so it can control a custom bait boat using a control board from SP Tackle, I have attached there manual,
UCB Specification Manual Issue 3.pdf
(331.01 KiB) Downloaded 8 times
UCB Specification Manual Issue 3.pdf
(331.01 KiB) Downloaded 8 times
I've tried various settings but cannot seem to control anything, could do with some help please.

Thanks John
UCB Quick Start Manual Issue 1.pdf
(542.5 KiB) Downloaded 6 times

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Re: Setup PPM on 9xr pro

Post by MikeB » Tue Jun 16, 2020 9:23 pm

It looks like you need a CPPM signal, from the Rx, that contains all 8 channels. Unfortunately the D8R-II plus doesn't provide this.
I believe that you may flash the Rx with the D8R-XP firmware, then you are able to get a CPPM signal. Have a look at this thread: ... 96&t=11381.

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