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Chapter 15 Dedicated Instructions
[Program example]
Program used to write the parameters and positioning data stored in the buffer
memory to the flash ROM when X3D is turned ON in QD77MS4.
(1) Flash ROM write program
840
M27
X3D
829
<Flash ROM write command pulse>
<Flash ROM write command hold>
<PLC READY output to QD77 standby>
<Flash ROM write execution>
836
PLS M26
X0C
RST M27
SET M27
M26
<Flash ROM write command storage OFF>
Y0
"U0" D39 M38ZP.PFWRT
M38 M39
847
T1
T1
K2
(2) Flash ROM write program (when dedicated instruction is not used)
=K0
U0\
G1900
11
M27
X3D
0
<Flash ROM write command pulse>
<Flash ROM write command hold>
<PLC READY output to QD77 standby>
<Flash ROM write execution>
7
PLS
X0C
RST M27
MOVP K1
SET
M26
M27
M26
<Flash ROM write command storage OFF>
U0\
G1900
Y0
T1
18
T1
K2