CV500CN228 Omron, CV500CN228 Datasheet - Page 62

• Manufacturer Part Number: CV500CN228
• Description: Programmable Logic Controller
• Manufacturer: Omron

Specifications of CV500CN228

• Peak Reflow Compatible (260 C): No
• Leaded Process Compatible: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Restrictions
Allocated Words
Procedure
Reference
Word
n
n + 2
  
 
*
15 14 13 12 11 10 9
1, 2, 3...
PT status
Switch notification: PT Status Display Switch Flag
New Screen number: Currently Displayed Screen
Allocated start address: Word n (set with the Support Tool)
Screen#: 0000 to 0250 (NT20M)
Screen Switch Strobe Flag
The PT Status Notify Area can be allocated to the areas listed in the following
table.
The range of each memory area differs according to the PC type. Refer to
Appendix B PC Memory Map for more details.
The Currently Displayed Screen is upgraded when the screen is switched with
the stand-alone function. Refer to the Stand-alone functions (screen switch
function) in the PT User’s Manuals for details.
DM
I/S
TC or TIM
TC or
CNT
HR
AR
LR
1. Use the Support Tool to allocate the PT Status Notify Area to the PC
2. Create a PC program to read the Currently Displayed Screen from PT
Symbol
memory.
Status Notify Area.
The screen# is handled as a 4-digit BCD (binary coded decimal) value.
PT
Screen# (4-digit BCD)
Screen Switch Strobe Flag
0000 to 1000 (NT600M)
8
DM Area
IR Area
Timer/Counter Area
Holding Area
AR Area
Link Area
7
C-series PC
Word
n + 2
Screen number
6
0
5
4
15
--
3
14
0
2
0
PC
13
--
1
DM Area
CIO Area
Timer Area
Counter Area
---
Auxiliary Area
---
12
0 Bit
CV-series PC
PT Status Notify Area
Currently Displayed Screen
Content upgrade memory table
PT status
11
--
Currently Displayed Screen
PT status
Screen Switch
Strobe Flag
10
0
9
0
8
0
Bit
OK
OK
NG
NG
OK
OK
OK
Allocation OK?
Section 4-8