GE 235 System Manual page 79

PERFORATED TAPE INSTRUCTIONS
Mnemonic
Operand Time
Oper Code
Address Microsec.
BNN
12 BRANCH ON N REGISTER NOT READY. Branch if
the N register i s not ready for input o r output.
BNR
12 BRANCH ON N REGISTER READY. Branch if the
N register i s ready f o r input o r output.
HPT
12
HALT PERFORATED TAPE. Halts the reading of
the tape.
PON
12 PUNCH ON. Punch i s logically connected to the N
register and other N register peripherals a r e dis-
abled.
RON
12
READER ON. Reader i s logically connected to the
N register and other N register peripherals a r e
disabled.
R P T
WPT
12 READ PERFORATED TAPE. Initiates the continuous
reading of the tape.
12 WRITE PERFORATED TAPE. Initiates the con-
tinuous writing (punching) of the tape.