Mitsubishi Electric MELSEC-Q/L - Page 688

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7 APPLICATION INSTRUCTIONS
7.15 Clock Instructions
Program example
• The following program writes the following clock data to the clock element as BCD values when X40 is turned ON.
• Year: X30 to X3F
• Month: X28 to X2F
• Day: X20 to X27
• Hour: X18 to X1F
• Minute: X10 to X17
• Second: X8 to XF
• Week: X4 to X7
[Ladder Mode]
[List Mode]
[Operation]
Sets "Month"
Sets "Day"
Sets "Hour"
Sets "Minute"
Sets "Second "
Sets "Year"
Writes the clock data (D0 to D6)
to the clock element
Sets "Day of week"
Step Instruction Device
1
2
2
4
X2F X28 X27 X20
(Month, Day)
(Hour, Minute)
1257
X1F
X18
X17 X10
390
XF X8 X7 X4
(Second, Day of week)
BIN
BIN
Clock data
2000, 12, 24 12:57:39 Sunday
2
0
0 0
X3F
X38
X37
X30
(Year)
D0
12
2000
24
12
57
39
D1
D2
D3
D4
D5
0
D6