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> Sorry for writing in English but my German is really bad. > > I've recently bought a battery charger from Conrad (Voltcraft Charge Manager 2020). > Overall it is doing a good job but it has some limitations that I would like to bypass by modifying its > firmware. > > I have been able to obtain the schematics for this charger and it is using a MC68HC908GT16 chip. > If I'm not mistaken, this is the same chip as the one used for CC2. > > On the schematics, there are pins labeled "Monitor Mode" and "Monitor Data". I've read part of the > chip's datasheet and the Monitor Mode is apparently the way to access the flash (READ / WRITE) of the > MC68HC908GT16. > > I suspect that this charger is *somehow* compatible with the C-Control tools. Maybe these tools can be > used to read and write the flash of the charger. > > Would anyone happen to know how I could interface this charger with a PC (RS-232)? Are there > ready-made C-Control interfaces to do the job? Is there software as well? > > Thanks > > TeK

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