Decrement/
increment
Operation Operand Function
D
I
1 to 255
1 to 255
Decrement the low byte (bits 0 to 7) of ACCU-1-L
by the value of the operand
1)
Increment the low byte (bits 0 to 7) of ACCU-1-L
by the value of the operand
1)
1)
The contents of the low byte of ACCU-1-L are decremented or incremented by the number specified as the
operand without a carry. The operation is executed regardless of conditions.
Example
Processing operations
Operation Operand Function
DO
DO =
DW 0 to 255
FW 0 to 254
Process data word:
the following operation is combined with
the parameter specified in the address data
word and executed.
Process flag word:
the following operation is combined with
the parameter specified in the addressed
F flag and executed.
Process formal operand (parameter type B):
Only C DB, JU PB, JU OB, JU FB, JU SB
can be substituted.
Insert formal operand
STEP 5 program: Assignment of the data words:
:L DW 7 KH = 1010
:I 16
:T DW 8 KH = 1020
:D 33
:T DW 9 KH = 10FF
Table 3-24 Decrement/increment operation
Table 3-25 Processing operations
Executive Operations
CPU 948 Programming Guide
3 - 66 C79000-G8576-C848-04
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