20 Mar '17, 5am

Cheap Modules Upgrade Home Security System

[gw0udm] had an ancient monitored alarm system fitted to their home, and decided it was time to upgrade to something a little more modern. They chose a system from Texecom, but when it came time to hook it up to their computer, they were alarmed at the costs – £40 for what amounted to a USB-to-Serial cable! There were other overpriced modules too. But [gw0udm] wanted to upgrade, so it was time to hack the system . The first step was grabbing a £4 USB-to-Serial board and wiring it up – a simple job for the skilled hacker. As we always say – everything speaks serial. [gw0udm] then set their sights higher – they wanted the Ethernet interface but weren’t about to cough up the coin. After some research, it was determined that a Raspberry Pi could be used with a utility called ser2net with the existing serial interface to do pretty much the same job. It was a simple matter of fi...

Full article: http://hackaday.com/2017/03/19/cheap-modules-upgrade-home...

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