Appendix1 Example Program - Mitsubishi Electric MELSEC-Q QnPHCPU Programming Manual

APPENDIX
APPENDIX
Appendix 1 EXAMPLE PROGRAM
In the following program, the operation mode switches to the manual mode at power-on. Turning
X10 ON selects AUTO (automatic mode), starting PID control.
X10
0
SM402
5
X1
8
X1
10
X2
12
App
X2
14
X0
16
T0
21
M0
24
31
P1 SM400
32
App - 1
MOVP H10 R1001
MOVP H0 R1003
CALL P0
SET SM1500
RST SM1500
SET SM1501
RST SM1501
K1
T0
PLS M0
CALL P1
RST T0
FEND
FLT D0 R0
S.IN R0 R100 R200 R1000
EMOV R100 R20
S.PHPL R20 R120 R220 R1000
EMOV R120 R40
S.PID R40 R140 R240 R1000 R300
EMOV R140 R60
S.OUT1 R60 R160 R260 R1000
INT R160 D1
Changes operation mode to AUTO.
Changes Alarm Detection (ALM) to 0.
Jumps to P0 label when SM402 is ON.
Sets last value hold processing.
Resets last value hold processing.
Sets output value hold processing.
Resets output value hold processing.
Match with the time set for the execution cycle.
Jumps to P1 label when M0 is ON.
Changes T0 data to 0 when M0 turns ON.
Indicates the end of sequence program where SM402 is OFF.
Converts D0 value into real number and stores it into R0.
Sets each head device of S.IN instruction.
Transfers R100 value of S.IN instruction to R20 of S.PHPL.
Sets each head device of S.PHPL instruction.
Transfers R120 value of S.PHPL instruction to R40 of S.PID.
Sets each head device of S.PID instruction.
Transfers R140 value of S.PID instruction to R60 of S.OUT1.
Sets each head device of S.OUT1 instruction.
Converts R160, R161 real number into binary.
MELSEC-Q
App - 1