D-1
Appendix A: Instruction List for Virtual PLC
The Instructions available in the training software and their functions are listed.
A-1: Basic instructions
Mnemonic Function
Input method
(Symbol)
Input
method
(Instruction)
Program and target
device
LD
(LoaD)
Initial logical operation
contact type NO
(normally open)
[F5]
→
X0 LD_X0
LDI
(LoaD Inverse)
Initial logical operation
contact type NC
(normally closed)
[Shift] + [F5]
→
X0 LDI_X0
LDP
(LoaD Pulse)
Initial logical operation
Rising edge pulse
[Shift] + [F7]
→
X0 LDP_X0
LDF
(LoaD Falling
pulse)
Initial logical operation
Falling / trailing edge
pulse
[Shift] + [F8]
→
X0 LDF_X0
AND
(AND)
Serial connection of
NO (normally open)
contacts
[F5]
→
X0 AND_X0
ANI
(AND Inverse)
Serial connection of
NC (normally closed)
contacts
[Shift] + [F5]
→
X0 ANI_X0
ANP
(ANd Pulse)
Serial connection of
Rising edge pulse
[Shift] + [F7]
→
X0 ANDP_X0
ANF
(ANd Falling
pulse)
Serial connection of
Falling / trailing edge
pulse
[Shift] + [F8]
→
X0 ANDF_X0
OR
(OR)
Parallel connection of
NO (normally open)
contacts
[F6]
→
X0 OR_X0
ORI
(OR Inverse)
Parallel connection of
NC (normally closed)
contacts
[Shift] + [F6]
→
X0 ORI_X0
ORP
(OR Pulse)
Parallel connection of
Rising edge pulse
[Alt] + [F7]
→
X0 ORP_X0
ORF
(OR Falling
pulse)
Parallel connection of
Falling / trailing edge
pulse
[Alt] + [F8]
→
X0 ORF_X0
FX-TRN-BEG-E