Control Command Data Table (Continued)
Device
Address
Device Bits State
Bits 4-7 Name
8-15
of
Bit
Definition
6
Not assigned
7
Not assigned
8
Expansion
Comm Adapter
Serial I/O Adapter
feature
8
0
Disable timer interrupt
Disable timer interrupt
1
Enable timer interrupt
Enable timer interrupt
9 0
No
action
No
action
1
Not assigned
Not assigned
10 0
Select transmit mode
Select transmit mode
1
Select receive mode
Select receive mode
11
0
No
action
No
action
1
Reset timer interrupt
Reset timer interrupt
12 0
No
action
Select serial I/O adapter
1
Not assigned
No
action
13 0
No
action
No
action
1
Long space interrupt reset
Long space interrupt reset
14 0
Terminal
not
ready
Not SIO received line signal detector
1
Terminal ready
SIO received line signal detector
15 0
Disable start bit test
Disable start bit test
1
Enable start bit test
Enable start bit test
9
Not assigned
A
Not assigned
8
1
Not assigned
C
1
Not assigned
Dl
Not assigned
El
Tape unit
8
0 Run
Stop
9 0
Forward
1
Reverse
10 0
Data write
track
select
1 Format write
track
select
11
0
Write
1
Read
12
0
Format track erase
1
Not format track erase
13
0 Data track erase
1 Not data track erase
14 0
Diagnostic mode
1
Not diagnostic
modE;
15
0
Enable interrupt
Disable interrupt
1 Device has subdevice addressing capability. See
the
I/O microinstructions description under Microinstructions
in
this section.
C-6
'<...
-,,--
;Y-'~"
//
\
"
'"
/
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