[aprssig] TNC Trace mode
Henk de Groot
henk.de.groot at hetnet.nl
Sat Sep 4 08:27:33 CDT 2004
At 07:56 4-9-2004 +1000, Andrew Rich wrote:
>I could not for the life of me line it up
>Is that a single roll right ?'
Yes. The sender shifts it left to clear bit 0, which is used as end-marker.
The receiver has the shift right to undo it. This also shifts bit 0 into
the carry-flag of the CPU so its easy to jump out of the header-reception loop.
More information about the aprssig