184
SECTIO
N
8
Sample Pro
g
ramming
RFID System
User's Manual
SECTION 8
Appendices
Read, Communications Specification: Multi-access Trigger
• Outline
This example shows how to read the memory of all RF Tags present in the interrogation zone for
Antenna 1.
• Unit Setting Example
When communications with the RF Tags have been completed, the ID Sensor Unit sends the response sequentially.
Move the result data stored in the data storage area to another area before the data from the next RF Tag is stored.
Item
Setting
Setting location
Unit number
00
Unit's front panel unit number switches: 00
Operating mode
Run Mode
Unit's front panel test switch: OFF
System Settings
UID Addition Setting: Disabled
Test Mode Disable Setting: Enabled
Setting for Write Verification: Verification
RF Tag Communications Speed Setting:
Normal Mode
Set in the Special I/O Unit words in DM Area.
Auto Wait Time Setting
Infinite
Command
Read
Set in the Special I/O Unit Area.
Communications specification
Multi-access trigger
Read data storage order
Leftmost
→
Rightmost
Read Start address
0010 hex
Number of bytes to read
10 bytes
Read data storage destination D1000 to D1004
Antenna
RF Tag
RF Tag
Address
(hex)
7 0
0010 0
1
0011 0
2
0012 0
3
0013 0
4
0014 0
5
0015 0
6
0016 0
7
0017 0
8
001
8
0
9
0019 0
A
CS-series CPU Unit memory
15 00
D1000
01 02
D1001
03 04
D1002
05 06
D1003
07 0
8
D1004
09 0A
→
: Read data storage order
Read command
exec
u
ted
Bit Bit
Bit Bit
W
hen the Command Exec
u
tion Bit is t
u
rned O
N
,
the Unit
w
ill comm
u
nicate
w
ith all RF Tags in the
interrogation zone. If there are no RF Tags in the
interrogation zone, an RF Tag missing error
w
ill
b
e
ret
u
rned.
Summary of Contents for CJ1W-V680C11
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