Basic Structure Of I/O Storage; Relation Between The Plc Action And The Device Type - Delta DVP-ES3 Series Operation Manual

number F500, enter 500.0 in ISPSoft.
*3: Strings are indicated by $ in Chapter 5 and Chapter 6 in the DVP-ES3 Series Programming Manual, but they are
represented by quotes (" ") in ISPSoft. For example, for the string of 1234, enter "1234" in ISPSoft.
*4: Used for editing in ISPSoft only.
5.1.2

Basic Structure of I/O Storage

Device Function
X Input relay
Y
Output relay
M Auxiliary relay
Special auxiliary
SM
relay
S Flag
T
Timer
C
Counter
HC 32-bit counter
D Data register
SR Special data register
FR
File register
E Index register
*1: Use an instruction for writing to an FR.
5.1.3

Relation Between the PLC Action and the Device Type

Device type
PLC action
Power: OFF→ON
Restore to defaults
The non-latched
STOP area is cleared.
↓
The state of the
1
RUN* non-latched area is
retained.
The state of device
RUN
Y is cleared.
↓
The state of device
1
STOP*
Y is retained.
SM204 is ON.
(All non-latched areas are
cleared.)
SM205 is ON.
(All latched areas are
cleared.)
*1: For more on setting the states, see HWCONFIG in ISPSoft. The default for PLC STOP->RUN is "clear not-latched
area". The default for PLC RUN->STOP is "clear the state of device Y".
Access by Access by
bits words
OK OK
OK OK
OK -
OK -
OK -
OK OK
OK OK
OK OK
OK OK
- OK
1
OK*
-
- OK
Non-latched area
Device Y Other devices
Cleared Cleared
Cleared Cleared
Cleared Cleared
Retained Retained
Cleared Retained
Retained Retained
Cleared Cleared
Retained Retained
C ha pt er 5 C PU an d M od u l e De v ic es
Modify by
Force the bit ON/OFF
ISPSoft
OK OK
OK OK
OK
OK
OK
OK
OK
OK
OK OK
OK
-
OK
Latched area
File register Other devices
Retained Retained
Cleared Cleared
Retained Retained
Retained Retained
Retained Retained
Retained Retained
Retained Retained
Retained Cleared
-
-
-
-
-
-
-
-
-
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