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Video Blog #017 - Troubleshooting an I2C interface issue on a 48k ZX Spectrum interface

DISCLAIMER: This repair video is educational only, so if you decide to do the same yourself then you are on your own, I can't be held responsible for any problems/issues/damage/injury that may occur if you decide to follow this blog and try it yourself.


Whilst designing and prototyping a multi I/O interface for a 48k ZX Spectrum I couldn't get to grips with an I2C bus issue on the analogue to digital converter until I engaged the decode facility on my Rigol 2202 oscilloscope.