I want to ask a question about controller modding

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i wanna know how to use my x button turbo programmable for cheapest on matrix old motherboard i wanna try to use the hazer code and replace the right trigger by the x button on the datasheet i dont think that can be do? anyway i want to reprogram it to 35at 40 please feel free to answer im not a good programmer for the hex i have all hex about the viking 360 and i cant find nothing about matrix motherboard
Thanks for ur help  everybody