Host bytecodes, which are
used to send and receive data from the HCS II SC's serial port.
(by Mike Baptiste)
Mike Baptiste's PL-Link fix. This helps keep
the PL-Link reset properly in the event of a power glitch. It also acts
as a watchdog should the unit hang for any reason.
Ancient Circuit Cellar BBS messages which give a lot
of info on programming and interfacing with the HCS II, as well as background
info for early peripheral boards. It's also a very useful source of
analog and digital I/O interfacing.