MegaCode is a system provided by Linear LLC for controlling gates. Using software defined radio I could record and decode the radio transmission of the remote. And thanks to my firmware this can be re-transmitted. With it is is possible to clone MegaCode remote controls.
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a teardown of a Samsung SER6540II electronic cash register
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The osmotoserial is a small board to restart automatically and communicate with osmocom baseband phones Motorola C1xx
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some tricks to identify electronic components on printed circuit board assemblies
The IC logos I collected are available here.
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a small introduction video to this new podcast