Delta Electronics Programmable Logic Controller DVP-PLC - Manual (Page 31)

2 Functions of Devices in DVP-PLC
DVP-PLC Application Manual 2-3
N For Master control loop N0 ~ N7, 8 points
Control point for main
control loop
P For CJ, CALL instructions P0 ~ P255, 256 points
Position index for CJ
and CALL
External interruption I001, I101, I201, I301, I401, I501, total 6 points
Timed interruption
I6□□, I7□□, 2 points (□□ = 1 ~ 99, time
base = 1ms)
Interruption inserted when
high-speed counter
reaches target
I010, I020, I030, I040, I050, I060, total 6 points
Pointer
I Interruption
Communication interruption I150, 1 point
Position index for
interruption subroutine.
K Decimal form
K-32,768 ~ K32,767 (16-bit operation)
K-2,147,483,648 ~ K2,147,483,647 (32-bit operation)
Const
a
nt
H Hexadecimal form
H0000 ~ HFFFF (16-bit operation)
H00000000 ~ HFFFFFFFF (32-bit operation)
*1. Non-latched area cannot be modified.
*2. The preset non-latched area can be modified into latched area by setting up parameters.
*3. The preset latched area can be modified into non-latched area by setting up parameters.
*4. The fixed latched area cannot be modified
Latched settings for all devices in SA/SX/SC series MPU:
General purpose Latched Special auxiliary relay Latched
M0 ~ M511 M512 ~ M999 M1000 ~ M1999 M2000 ~ M4095
Default: latched Default: latched
M
(Auxiliary relay)
It is fixed to be non-latched
Start: D1200 (K512)
End: D1201 (K999)
Some are latched and
cannot be modified Start: D1202 (K2,000)
End: D1203 (K4,095)
100 ms 10 ms 10 ms 1 ms 100 ms
T0 ~ T199 T200 ~ T239 T240 ~ T245 T246 ~ T249 T250 ~ T255 T
(Timer)
It is fixed to be non-latched It is fixed to be non-latched
Accumulative type
It is fixed to be latched
16-bit counting up 32-bit counting up/down
32-bit high-speed counting
up/down
C0 ~ C95 C96 ~ C199 C200 ~ C215 C216 ~ C234 C235 ~ C255
Default: latched Default: latched Default: latched
C
(Counter)
It is fixed to be
non-latched Start: D1208 (K96)
End: D1209 (K199)
It is fixed to be
non-latched Start: D1210 (K216)
End: D1211 (K234)
Start: D1212 (K235)
End: D1213 (K255)
Initial Zero return General purpose Latched Alarm step
S0 ~ S9 S10 ~ S19 S20 ~ S511 S512 ~ S895 S896 ~ S1023
Default: latched
S
(Step relay)
It is fixed to be non-latched
Start: D1214 (K512)
End: D1215 (K895)
It is fixed to be latched
General purpose Latched Special register Latched
D0 ~ D199 D200 ~ D999 D1000 ~ D1999 D2000 ~ D4999
Default: latched Default: latched
D
(Register)
It is fixed to be non-latched
Start: D1216 (K200)
End: D1217 (K999)
Some are latched and
cannot be modified.
Start: D1218 (K2,000)
End: D1219 (K4,999)
K0 ~ K1599
File Register
It is fixed to be latched.