Omron NT21 Series, Reference Manual

Page: 356 / 466

3-10 Section Display and Setting of Calendar Clock
347
In the PT status control area, the following areas are provided to be used for
copying the data between memory tables.
•
Second word from the beginning (word n + 1)
Copy source memory table No.
•
Third word from the beginning (word n + 2)
Copy destination memory table No.
•
Fourth word from the beginning (word n + 3)
Memory table type (bit 2) and PT status control bit specifying the execution
of copying (bit 3)
(n: First word number in the PT status control area)
15
n
n + 1
n + 2
n + 3
n + 4
14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Word Bit
Screen No. (4-digit BCD or hexadecimal)
Screen switch setting
Copy source memory table No. (4-digit BCD or hexadecimal)
Copy destination memory table No. (4-digit BCD or hexadecimal)
Copy memory
table setting
PT status control bits
PT status control
Reserved for system use
The configuration and functions of these words are
different when the PT is in NT30/620 compatible mode.
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Bit
0
0
Controlled Item
Screen display
Processing priority registration (for NT link (1:N))
Continuous buzzer
Intermittent buzzer (short)
Display history initialization
Not used
Intermittent buzzer (long)
Backlight mode
Screen printing
PT window opening
Numeral/character string input
PT screen switching
Memory table copy execution
Memory table copy type
Alarm history initialization
Not used
1 (ON)
Performed
Registered
Sounded
Sounded
Performed
Sounded
Lit
Performed
Disabled
Disabled
Disabled
Performed
Numeral
Performed
0 (OFF)
Not performed
Canceled
Stopped
Stopped
Not performed
Stopped
Flashing
Not performed
Enabled
Enabled
Enabled
Not performed
Character string
Not performed
Always 0
Always 0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
PT Status Control (word n + 3)
Bits 2 and 3 are not used when the PT is in NT30/620
compatible mode.
The operation for setting the date and time data is described below.
The following explains the operation for copying the numeric value from copy
source numeral memory table A to copy destination numeral memory table No.
254 and from copy source numeral memory table B to copy destination numeral
memory table No. 255. The numeric values in numeral memory tables A and B
are stored in BCD.
Operation
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