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SECONDARY STATUS BYTES
BYTE 7
BUFFER MEMORY
BYTE 10
KEYBOARD INTERFACE KEYS (N-R)
1
=
4096 bytes
0= none
Memory installed in addition to display memory that is available for use as data
buffers.
Refer to Section V for detailed descriptions of these switches.
BYTE 8
TERMINAL FIRMWARE CONFIGURATION
BYTE 11
KEYBOARD INTERFACE KEYS (S-V)
1
=
APL Firmware
o
=
No APL Firmware
1
=
I/O firmware installed - - - - - -
o
=
not installed
The device support firmware is required before tape units or printers can
be used with the terminal.
SWitchV~
1
=
open
0= closed
Switch U
1
=
open
o
=
closed
L
SwitchS
1
=
open
0= closed
Switch T
1
=
open
0= closed
BYTE 9
KEYBOARD INTERFACE SWITCHES (J-M)
The use switches S to V varies depending on the communication protocol
used. Refer to Section V for detailed descriptions of their functions.
BYTE 12
KEYBOARD INTERFACE SWITCHES (W-Z)
Switch M (Alternate
~
Operation - INSERT and DELETE
CHARACTER Keys)
1
=
open (Invert wrap sense)
o
=
closed (normal)
Switch L (Self Test Inhibit)
1
=
open (Inhibit test)
o
=
closed (Allow test)
L:
Switch
J
(Auto Terminate)
1
=
open (Enabled)
o
=
closed (Disabled)
Switch K (Clear Terminator)
1
=
open (Enabled)
o
=
closed (Disabled)
L:
Switch
W
(Data Comm Test)
1
=
open (Inhibit)
o
=
closed (Allow)
Switch X (Speed Select)
1
=
open (CH
=
ON)
o
=
closed (CH
=
OFF)
Refer to Section V for a detailed description of Keyboard Interface switches.
The use switches
W
to Z varies depending on the communication protocol
used. Refer to Section V for detailed descriptions of their functions.
BYTE 13
MEMORY LOCKlBI-LiNGUAL MODE
1
=
locked
o
=
unlocked
6-5
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