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List of Abbreviations
ACTLU
activated logical unit
DEVD
device description
ACTPU
activated physical unit
DEVTYPE
device type
ADDS
applied digital data systems
DFC
data flow control
AID
attention identification
DISC
disconnect
ANSI
American National Standards Institute
DM
disconnect mode
APF
Application Productivity Facility
DR
definite response
ASCII
American National Standard Code for
DRS
data rate select
Information Interchange
DSC
data stream compatibility
BB
begin bracket
DSR
data set ready
BC
begin chain
DTE
data terminal equipment
BEL
bell function
DTR
data terminal ready
BETB
between bracket state
DUP
duplicate
BIU
basic information unit
EAU
erase all unprotected
BM
bottom margin
EB
end brackets
BS
back space
EBCDIC
extended binary coded decimal interface
CBA
current buffer address
character
CD
change direction
EC
end chain, also engineering change
CICS/VS
Customer Information Control
EEIF
extended error information field
System/virtual storage
EEPROM
electrically erasable programmable read
CNM
communication network management
only memory
CNMI
Communication Network Management
EFI
expedited flow indicator
Initialization
EM
end of message
CR
carriage return
EMPL
Emulation Protocol Layer
CR
command reject
ENP
enable presentation
CR/LF
command reject/line feed
EOF
end of file
CSU
customer setup unit
EOL
end of line
CTLADR
control unit address
ERI
exception response indicator
CTS
clear to send
ERP
error recovery procedure
CUD
control unit description
ESC
escape
CURSR SEL
cursor select
EUA
erase unprotected to address
DACTLU
deactivate logical unit
EWA
erase/write alternate
DACTPU
deactivate physical unit
EW
erase/write
DAF
destination address field
EX
exception response
DAF'
destination address field prime (local
FCS
frame check sequence
address of SL U)
DCD
data carrier detect
FDX
full duplex data flow
DEC
Digital Equipment Corporation
FF
form feed
DEV CNCL
device cancel
FIC
first in chain
DEVADR
device address
FID
format identification
FIS
first in segment
List of Abbreviations
X-I
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