STEP 5 Operations
S5-115U Manual
Loading a Constant Count
The following example shows how the count 37 is loaded.
L KC
37
Operation
Operand
Count (0 to 999)
Loading a Count as Input, Output, Flag, or Data Word
Load statement:
L
DW
3
The count 410 is stored in data word DW 3 in BCD code.
Bits 12 to 15 are insignificant for the count.
11
0
15
0
1
0
0
0
0
0
1
0
0
0
0
Bit
Three-digit count
(in BCD code)
DW 3
Scanning the Counter
Use boolean logic operations to scan the counter status (e.g., A Cx). As long as the count is not
zero, the scan result is signal state "1".
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