On Fri, 06 Oct 2000, you wrote:
> What is the ports used by the RS232C interface and
> What is the functions of each port?
> (Or what chip is inside in the cartridge?)
Port #80 and a few above.
The chip is Exar ST16C550, a 16550 UART (the common PC serial chip, like
Albert said). If you want the data sheet (466K PDF), look on the
manufacturer's web page or ask me by e-mail.
Bye,
Maarten
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