RCA 301 Programmer's Reference Manual page 212

Op.
Code Instruction
Specifies Tape Station or
Tape Read Reverse
7
Simultaneous
Tape Write Specifies Tape Station,
8
Normal Paper Tape Punch,
Monitor Printer, or Inter­
rogating Typewriter
Tape Write H — first unit
8
Normal (Data
Exchange Control)
Print Tape Normal
8
(Multiple Tape
Lister)
Tape Write Specifies Tape Station,
9
Simultaneous
Tape Write
9
Simultaneous
(Data Exchange
Control)
Print Tape
9
Simultaneous
(Multiple Tape
Lister)
Record File
Mode Read
% Record File
Mode Write
Rewind to BTC
»
C-13
N
HSM address of first
Paper Tape Reader character to be read
HSM address of first
character to be written,
punched or typed
HSM address of first
I — second unit diad to be transferred
(even)
— (minus) HSM address of first
character to be sent to
buffer
HSM address of first
character to be written,
Paper Tape Punch,
punched or typed
Monitor Printer, or Inter­
rogating Typewriter
H — first unit HSM address of first
I — second unit diad to be transferred
(even)
HSM address of first
— (minus)
character to be sent to
buffer
s selects number HSM address where first
2 , 2", 2', 2°
of blocks to be read character is to be placed
selects File Unit
5 4
2 , 2
selects number
3 HSM address of first
2 , 2", 2', 2°
of blocks to be written character to be written
selects File Unit
2 5 , 2'
Specifies tape station Must be zeros (0000)
APPENDIX C. S UMMARY
A Address
HSM address of last character to be read
HSM address of last character to be
written, punched or typed
HSM address of last diad to be trans­
ferred (even)
HSM address of last character to be sent
to buffer
HSM address of last character to be
written, punched or typed
HSM address of last diad to be trans­
ferred (even)
HSM address of last character to be sent
to buffer
B = Must be zero
0
Bi = odd — record returned to cage arter
instruction
Bi = even — record remains on turntable
and arm placed at beginning of
selected band after instruction
= — block terminates on count of
Bo 1
characters
900
Bj — count or EB recognition
— 0
= addresses cells
Bj
Bo = Must be zero (0)
Bi = odd — record returned to cage after
instruction
Bi = even — record remains on turntable
and arm placed at beginning of
selected band after instruction
Bi = 1 — block terminates on count of
900 characters
= 0 — count or
Bo
= addresses cells
B3
Must be zeros (0000)
B Address
(0)
1-10
recognition
EB
1-10
#
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