Chapter 4 Operation4.6 How to Use Internal DIO
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4.6.2 7-Segment Display by User SEL Program
The 7-seg LED in the panel window on the front panel normally displays the information from the
system, but it is able to change the display of the 7-seg LED by the SEL program created by the
user.
(Display of User and System by Turns)
The user display on the 7-seg uses Internal DO No. 332, 333 and 337 to 346.
Port No. Function
332 7-segment user display digit specification
333 7-segment user display digit specification
334 System reservation
335 System reservation
336 System reservation
337 7-segment display refresh
338 7-segment user/system alternate display
339 7-segment user display specification
340 DT0 (7-segment user display bit)
341 DT1 (7-segment user display bit)
342 DT2 (7-segment user display bit)
343 DT3 (7-segment user display bit)
344 DT4 (7-segment user display bit)
345 DT5 (7-segment user display bit)
346 DT6 (7-segment user display bit)
347 System reservation
In DO No. 332 and 333, indicate the digit number for the segment to be operated.
ON/OFF of port and indicated digit number 0: OFF 1: ON
No.332 0 1 0 1
No.333 0 0 1 1
Digit to be
operated
1 2 3 4
Caution: In the parameter setting at the delivery, the port numbers are as shown above.
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