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3.2
I/O POR T DESCRIPTIONS
This subsection discribes the function of all SUPER SIX I/0 ports.
3.2.1
Port 00
This read/write port acts as the serial input/output channal A data port and is described in
detail in Appendix A.
3.2.2
Port 01
This read/write port acts as the serial input/output channel A status/control port and is
discribed in Appendix A.
3.2.3
Port 02
This read/wri te port acts as the serial input/output channel B data port and is discribed in
detail in
A~pendix
A.
3.2.4
Port
03
This read/write port acts as the serial input/output channel B status/control port and is
described in detail in Appendix A.
3.2.5
Port 04
This read/write port acts as the parallel input/output channel A data port and is discribed
in detail in Appendix B.
3.2.6
Port 05
This write-only port acts as the parallel input/output channel:B data port
and is
described in detail in Appendix B.
This port can be jumpered to the S-lOO vectored
intercept lines onto connector J2 (refer to Section IV).
3.2.7
Port 06
This read/write port acts as the parallel input/output channel A control. is discribed
in detail in Appendix B.
3.2.8
Port
07
This write-only port acts as the parallel input/output channel B control port and is
described. in detail in Appendix B.
This port can be jumpered to the S-lOO vectored
interrupt lines onto connector J2 (refer to Section IV).
3.2.9
Port
08
This read/write port acts as the counter/timer circuit channel zero control port and is
discribed in detail in Appendix
C.
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