Recent content by porvis

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    FiveStar/Sunmagic RS232 Protocol Decoding

    I feel like such a muppet. So mine is part of an inverter trolley I bought. I tested the com port with a multimeter and got nothing. Opened it up, and this is what I found. No connection to the inverter at all. Buy cheap, buy twice I guess :)
  2. P

    FiveStar/Sunmagic RS232 Protocol Decoding

    This is awesome. Im trying to do the same thing with a Fivestar inverter but it's just a 1KVA model. I can't seem to get communication going via the RJ-45 port. Mine doesn't have USB. I have made an RJ-45 to RS-232 cable and I'm pretty sure it's correct, but maybe it's not. What have you used...
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