User Manual

Hobby%King%20A%ESC%3A%UBEC%(F520A,%Atmel%chip)%Brushed%mod%

Requirements%

▪ ESC:%Hobby%King%20A%ESC%3A%UBEC%

▪ Controll%board%programmer:%USBasp%AVR%Programming%Device%for%ATMEL%

proccessors%

▪ Wire/plugs/solder%tools%

Downloads%

▪ https://launchpad.net/brushed%(Get%the%F20A_r40.hex%file%on%the%right)%

▪ http://www.olliw.eu/2012/owsilprog/%(Scroll%down%to%the%downloads%section%

and%download%the%owsilprog%zip%file,%this%includes%AVRBurnTool)%

Connect%

▪ Remove%part%of%shrinkwrap%(part%in%the%corner%of%the%red%motor%wire)%

▪ Solder%wires%to%the%contacts%or%use%an%home%made%clamp%(clothespin%with%6%pin%

headers%bend%to%the%right%size)%

▪ Connect%wires%to%the%correct%USBasp%cable%pins,%see%below%(WARNING:%Please%

note%that%the%images%shows%the%top%of%the%connector,%so%wires%must%be%

mirrored%when%looking%at%the%pin%side%of%the%connector)%

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Hobby King 20A ESC 3A UBEC (F-‐20A, Atmel chip) Brushed mod Requirements ▪ ▪ ▪ ESC: Hobby King 20A ESC 3A UBEC Controll board programmer: USBasp AVR Programming Device for ATMEL proccessors Wire/plugs/solder tools Downloads ▪ ▪ https://launchpad.net/brushed (Get the F20A_r40.hex file on the right) http://www.olliw.
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Programming ▪ ▪ ▪ ▪ ▪ ▪ ▪ Make sure the esc is connected to the programmer, and the programmer is connected to the PC Power and turn on ESC (Maybe not needed if programmer provides power, just try without first) Open avrburntool Choose ISP AVR (programmer) / USBAsp / Atmega 8 / F20A-‐r40.