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Table of Contents
The Linear remote control solution from the MegaCode series was used in the facility complex I was living for a short while, and I wanted to know how secure it is. Thus I reverse engineered it.
transmitter
In episode #004 I presented how the transmitting part works, and how to clone the radio remote controls.
ACT-34B
The main target is the ACT-34B. The ACT-31B is the same as the ACT-34B but with only one button.
- FCC-ID EF4 ACP00872 (archive)
It uses a PIC12C508. The PICkit2 programmer does not support the PIC12C family because it's EPROM based and requires higher voltage. By accidentally reading the code it erased it. But code protection was probably used. This chip can also come as One Time Programmable, and might be factory programmed.
internal pictures:
receiver
In episode #005 I presented how the receiving part works, so to record codes and analyze them.