Delta D25886 User Manual Page 339

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Appendix E
E-2 DVP-MC operating manual
Item Range
T Timer current value T0~T255, 256 words
C0~C199, 16-bit counter, 200 words
C Counter current value
C200~C254, 32 -bit counter, 55 words
General purpose
D0~D407, 408 words (*1)
D600~D999, 400 words (*1)
D3920~D9999, 6080 words (*1)
Latched
D408~D599, 192 words (*2)
D2000~D3919, 1920 words (*2)
Special purpose D1000~D1999, 1000words, some are latched.
Used by special
module
D9900~D9999, 100 words (*1)
Word register
D
Data register
Used for changing
address
E0~E7, F0~F7, 16 words (*1)
Total
1000 words
N Used by main circuit loop N0~N7, 8 points
P Pointer P0~P255, 256 points
Timed interruption I602~I699, I702~I799, 2 points (time base = 1ms)
Pointer
I
Interruption
Communication
interruption
I140(COM1), I150(COM2), 2points (*3)
K Decimal
K-32,768 ~ K32,767 (16-bit operation),
K-2,147,483,648 ~ K2,147,483,647 (32-bit operation).
Constant
H hexadecimal
H0000 ~ HFFFF (16-bit operation),
H00000000 ~HFFFFFFFF (32-bit operation).
Communication port
COM1: built-in RS-232 (master/ slave), the commonly used
program editing COM port.
COM2: Built-in RS-485 (master/ slave).
Special extension module
Max. 8 analog extension modules connected to the right side of
PLC.
Max. 7 high-speed extension modules connected to the left side of
PLC.
Notes:
1) Non- latched area can not be modified.
2) Latched area can not be modified.
3) COM1: built-in RS-232 communication port; COM2: built-in RS-485 communication port.
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