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5-7
Section
NT620S/620C Status Control
234
S
PC program
Create the PC program in the way shown below.
@MOV(21)
#1258
00000
@MOV(21)
#0248
@MOV(21)
#1259
TIM000
@MOV(21)
#0249
101
102
101
102
TIM
001
#0010
(1.0S)
S
Program operation
When the program is executed, the operation is as follows.
(1) When bit 00000 comes ON, the contents (“minute”) of numeral memory
table 248, which is used for reading the clock function, are copied to numeral
memory table 258.
(2) After waiting about a second for the memory table copy operation in step (1)
to be completed, copy the contents of numeral memory table 249 (“hour”),
which used for reading the clock function, into numeral memory table 259.
The hour and minute set in the NT620S/620C are stored in DM0000 and
DM0001, which are the words allocated to numeral memory tables 258 and
259.
5-7
NT620S/620C Status Control
In order to control the status of the NT30/30C from the PC, the “PT status control
bits” in the PT status control area are used.
The statuses of the NT620S/620C can be controlled from the PC by writing con-
trol data to the “PT status control bits” of the PT status control area allocated in
the PC memory.
Buzzer sounds
Screen off
PT status control area
Screen switch setting
Control data
NT620S/620C
PC
PT status control bits
Copy memory
table setting
Содержание NT620C
Страница 1: ...Cat No V033 E1 5 Programmable Terminals NT620S 620C OPERATION MANUAL...
Страница 2: ...NT620S 620C Programmable Terminals Operation Manual Revised April 2001...
Страница 3: ...iv...
Страница 5: ...vi...
Страница 326: ...Appendix K Option List 325 Battery 3G2A9 BAT08 This is a lithium battery used for memory backup...
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