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Increment/Decrement Instructions Section 3-10
3-10 Increment/Decrement Instructions
3-10-1 INCREMENT BINARY: ++(590)
Purpose Increments the 4-digit hexadecimal content of the specified word by 1.
Ladder Symbol
Variations
Applicable Program Areas
Operand Specifications
Description The ++(590) instruction adds 1 to the binary content of Wd. The specified
word will be incremented by 1 every cycle as long as the execution condition
of ++(590) is ON. When the up-differentiated variation of this instruction
++(590)
Wd
Wd: Word
Variations Executed Each Cycle for ON Condition ++(590)
Executed Once for Upward Differentiation @++(590)
Executed Once for Downward Differentiation Not supported
Immediate Refreshing Specification Not supported
Block program areas Step program areas Subroutines Interrupt tasks
OK OK OK OK
Area Wd
CIO Area CIO 0000 to CIO 6143
Work Area W000 to W511
Holding Bit Area H000 to H511
Auxiliary Bit Area A448 to A959
Timer Area T0000 to T4095
Counter Area C0000 to C4095
DM Area D00000 to D32767
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 ---
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
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