 | | Re: NQC and RIS2.0 Firmware —Dave Baum
| | | | (...) I've been looking at that for most of today. The 2489 is basically the last packet to go to the RCX, and the error is a "checksum error" coming back from the RCX. As far as I can tell, nqc breaks with any firmware file bigger than 20K (...) (24 years ago, 2-Apr-00, to lugnet.robotics.rcx.nqc)
| | | | | | | | | | Re: NQC and RIS2.0 Firmware —Dave Baum
| | | | | (...) I found the problem... When verifying the checksum, the ROM scans [8000, cc00). Since it zeros out this area initially, this would indeed reflect the checksum of the firmware, provided it is less than 4400 bytes long (in hex). NQC sums the (...) (24 years ago, 2-Apr-00, to lugnet.robotics.rcx.nqc)
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