1
GENERAL SPECIFICATIONS AND PRECAUTIONS FOR USE OF I/O
MODULE
1.3.3 Switch setting of interrupt module
Set the interrupt processing condition with switch 1. The relationships between bits and inputs are as indicated
below.
b15
XF
XE
XD
0: Leading edge, 1: Trailing edge
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Perform the switch setting on the I/O assignment tab of PLC parameter when
operating the interrupt input for QI60, QX40H, QX70H, QX80H, or QX90H.
Select "Interrupt" in the "Type" combo box on the I/O assignment tab of PLC
parameter. Then, click the "Switch setting" button, and then select "HEX" in the "Input
format" combo box. Lastly, set 0 (leading edge) or 1 (trailing edge) in the "Switch1" box
for the interrupt processing.
Choose Interrupt.
Set the interrupt processing conditions
(leading edge/trailing edge) of CH1 to CH16.
XC
XB
XA
X9
Choose Switch setting.
Choose HEX.
Setting inhibited.
to
X8
X7
X6
X5
MELSEC-Q
X4
X3
X2
X1
b0
X0
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