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388
Symbol Math Instructions
Section 3-11
Applicable Program Areas
Operand Specifications
Description
–(400) subtracts the binary values in Su from Mi and outputs the result to R.
When the result is negative, it is output to R as a 2’s complement. (Refer to 3-
11-10 DOUBLE SIGNED BINARY SUBTRACT WITHOUT CARRY: –L(411)
for an example of handling 2’s complements.)
Flags
Block program
areas
Step program
areas
Subroutines
Interrupt tasks
OK
OK
OK
OK
Area
Mi
Su
R
CIO Area
CIO 0000 to CIO 6143
Work Area
W000 to W511
Holding Bit Area
H000 to H511
Auxiliary Bit Area
A000 to A959
A448 to A959
Timer Area
T0000 to T4095
Counter Area
C0000 to C4095
DM Area
D0000 to D4095
EM Area without bank
E00000 to E32767
EM Area with bank
En_00000 to En_32767
(n = 0 to C)
Indirect DM/EM
addresses in binary
@ D00000 to @ D32767
@ E00000 to @ E32767
@ En_00000 to @ En_32767
(n = 0 to C)
Indirect DM/EM
addresses in BCD
*D00000 to *D32767
*E00000 to *E32767
*En_00000 to *En_32767
(n = 0 to C)
Constants
#0000 to #FFFF
(binary)
---
Data Registers
DR0 to DR15
Index Registers
---
Indirect addressing
using Index Registers
,IR0 to ,IR15
–2048 to +2047 ,IR0 to –2048 to +2047 ,IR15
DR0 to DR15, IR0 to IR15
,IR0+(++) to ,IR15+(++)
,–(– –)IR0 to, –(– –)IR15
Mi
Su
R
CY
−
(Signed binary)
(Signed binary)
(Signed binary)
CY will turn ON
when there is a
borrow.
Name
Label
Operation
Error Flag
ER
OFF
Equals Flag
=
ON when the result is 0.
OFF in all other cases.
Summary of Contents for CJ1G-CPUxx
Page 3: ...iv N o t i c e ...
Page 5: ...vi ...
Page 21: ...xxii Conformance to EC Directives 6 ...
Page 35: ......
Page 1131: ...1110 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...