 | | Building and decoding messages —Dennis Clark
| | | | Hiya, Well, I'm back to my RCX message decoder project. But, I have a question. I know of the serial protocol for the individual data bytes, but I'm curious about the packet level checksum. A packet (for a message) looks like this: 55 FF 00 F7 08 (...) (25 years ago, 21-Feb-00, to lugnet.robotics)
| | | | | | | | | | Re: Building and decoding messages —Dave Baum
| | | | | (...) The header of '55 ff 00' isn't counted in the checksum - just F7 + 12 = 09 Dave Baum (25 years ago, 22-Feb-00, to lugnet.robotics)
| | | | | | | | | | | | Re: Building and decoding messages —Dennis Clark
| | | | | (...) [snip] (...) Thanks Dave, I knew I was _missing_ something... DLC (25 years ago, 22-Feb-00, to lugnet.robotics)
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