Mitsubishi Q00JCPU User Manual page 495

9
DEVICE EXPLANATION
POINT
Diagram 9.46 Ladder example where the devices are unusable in the sub-routine program that contains arguments.
Remark
Valid devices cannot be used in a subroutine program that contains arguments. If
devices assigned for function registers are used, values of the function registers
will not correctly be returned to a calling program.
CALLP P0 D0
Refer to the following manual for how to use the function devices.
QCPU (Q Mode)/QnACPU Programming Manual (Common Instructions)
P0
Since the points (D0 to 3) are used
for FD0, D3 can not be used for the
subroutine program.
9.3 Internal System Devices
9.3.1 Function devices (FX, FY, FD)
D R0 R10 FD0
MOV K0 D3
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