11/45 progress

Dennis Boone drb at msu.edu
Sun Mar 6 22:55:15 CST 2005


 > The console on all PDP-11s is at the same place, 777560-777566 (add
 > "17" in front for a 22-bit system, though).  The first word is the
 > receive control and status register (CSR), the next is the receive
 > buffer register, then the transmit CSR, and lastly the transmit buffer
 > register.  So if you have a terminal connected, and with baud rate,
 > parity, and word size to match the M7800 settings, simply DEPositing a
 > value into 777566 should cause the corresponding ASCII character to
 > appear on your terminal.  If you type a character on the terminal, it
 > should appear in the lowest 8 bits of 777562.

Should this work in the simh emulator?  I can't seem to get it
to happen.  But maybe I'm just having a stoopid day.

De


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