Appendix AInstruction Set
554
Name, mnemonic, variations,
and symbol
PageOperand data
areas
Function
DEAD-ZONE CONTROL
ZONE, ↑ZONE
(273)
ZONE S C D
(V2 only) Adds the specified bias value to the specified
input data (signed 16-bit binary) and places
the result in a specified word.
S:
CIO
G
A
T/C
DM
DR
IR
C:
CIO
G
A
T/C
DM
D:
CIO
G
A
T/C
DM
DR
IR
340
BINARY ROOT
ROTB, ↑ROTB
(274)
ROTB S R
(V2 only) Computes the square root of the 32-bit binary
content of the specified word (S) and outputs
the integer portion of the result to the specified
result word (R).
S:
CIO
G
A
T/C
DM
#
R:
CIO
G
A
DM
DR
IR
325
SIGNED BCD-TO-BINARY
BINS, ↑BINS
(275)
BINS C S D
(V2 only) Converts the data in specified words from
signed BCD to signed binary, and outputs the
result to a specified destination word.
C:
CIO
G
A
T/C
#
DM
DR
IR
S:
CIO
G
A
T/C
DM
DR
IR
D:
CIO
G
A
DM
DR
IR
242
SIGNED BINARY-TO-BCD
BCDS, ↑BCDS
(276)
BCDS C S D
(V2 only) Converts the data in specified words from
signed binary to signed BCD, and outputs the
result to a specified destination word.
C:
CIO
G
A
T/C
#
DM
DR
IR
S:
CIO
G
A
T/C
DM
DR
IR
D:
CIO
G
A
DM
DR
IR
244
DOUBLE SIGNED
BCD-TO-BINARY
BISL, ↑BISL
(277)
BINS C S D
(V2 only) Converts the data in specified words from
double signed BCD to double signed binary,
and outputs the result to specified destination
words.
C:
CIO
G
A
T/C
#
DM
S:
CIO
G
A
T/C
DM
D:
CIO
G
A
DM
246
DOUBLE SIGNED
BINARY-TO-BCD
BDSL, ↑BDSL
(278)
BDSL C S D
(V2 only) Converts the data in specified words from
double signed binary to double signed BCD,
and outputs the result to specified destination
words.
C:
CIO
G
A
T/C
#
DM
S:
CIO
G
A
T/C
DM
D:
CIO
G
A
DM
248
I/O READ 2
RD2, ↑RD2
(280)
RD2 C S D
(V2 only) Reads the memory contents of a Special I/O
Unit to specified words (beginning with D) in
the Programmable Controller, via a specified
Special I/O Unit interface word ( S) in the PC’s
memory. The words that are to be transferred
are specified by the control word (C).
C:
CIO
G
A
T/C
#
DM
DR
IR
S:
CIO
D:
CIO
G
A
T/C
DM
406
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