Omron CJ - REFERENCE MANUAL 02-2010 Reference Manual page 374

3. Instructions
Operation of @++(590)/@++L(591)
The up-differentiated variation is used in the following example, so the content of D100 will be
incremented by 1 only when CIO 0.00 has gone from OFF to ON.
0.00
D100
The up-differentiated variation is used in the following example, so the content of D101 and D100 will be
incremented by 1 only when CIO 0.00 has gone from OFF to ON.
0.00
@++L
D100
338
Incremented every cycle
while CIO 0.00 is ON.
Wd: D100 Wd: D100
0 0 1 9 0 0 1 A
Wd+1: D101 Wd: D100
0.00
Increment
Incremented only for
up-differentiation.
Wd+1: D101
: Execution of @++(590) or @++L(591)
Increment
CS/CJ/NSJ Series Instructions Reference Manual (W474)
Wd: D100