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PDP-10.its/src/system/dz11.10

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;-*-MIDAS-*-
;;; Copyright (c) 1999 Massachusetts Institute of Technology
;;; See the COPYING file at the top-level directory of this project.
; DZ11 definitions
DZLNLN==3
DZNLN==1_DZLNLN ;Number of DZ terminal lines per board
DZLNM==DZNLN-1 ;Line number mask given DZ number of TTY
%DZLM==3400 ;Line Number Mask
%DZLS==8. ;Line number shift
%DZRCS==0 ;Control & Status register
; CSR Bits and fields
%DZCMN==10 ;Maintenance
%DZCCL==20 ;Clear
%DZCMS==40 ;Master Scan Enable
%DZCRE==100 ;Receiver Interrupt Enable
%DZCRD==200 ;Receiver Done
%DZCSE==10000 ;Silo Alarm Enable
%DZCSA==20000 ;Silo Alarm
%DZCTE==40000 ;Transmitter Interrupt Enable
%DZCTR==100000 ;Transmitter Ready
%DZRLP==2 ;Line Parameter register
; LPR Bits and fields
%DZLLM==7 ;Line number mask
%DZLCL==10 ;Character Length position
%DZLSC==40 ;Stop code bit
%DZLPY==100 ;Parity bit
%DZLOP==200 ;Odd parity
%DZLSP==400 ;Speed code position
%DZLSS==8. ;Speed code shift
%DZLRO==10000 ;Receiver on
%DZRDR==2 ;Read Data register
; RDR Bits and fields
%DZDCM==377 ;Character mask
%DZDPE==10000 ;Parity Error
%DZDFE==20000 ;Frame Error (break key)
%DZDOR==40000 ;Overrun
%DZDDV==100000 ;Data valid
%DZRTC==4 ;Transmitter Control & Data Terminal registers
%DZRTD==6 ;Transmitter Buffer & Break registers
; TDR and BR fields
%DZTCM==377 ;Character mask
%DZTBM==177400 ;Break mask
%DZRMS==6 ;Modem status
; MSR fields
%DZMRI==377 ;Ring detect
%DZMCD==177400 ;Carrier detect
; To do:
; - Add modem control.