Omron V600 Series User Manual

119
RFID System
Operation Manual
Section 5 Communications Commands
Section 5
Communications
■ 1:N Communications
Note: The write life of a Data Carrier without a battery at an ambient temperature of 40C is 300,000
overwrites.
If the start address is set between @@@6H and @@@7H or between @@@EH and @@@FH, an address error (error
code: 7A hexadecimal) will be returned as the end code.
Mode specification Specifies the check processing to perform.
S: Subtraction (The number of overwrites can be set to any value up to 16,700,000 overwrites.)
(See note.)
L: Addition (The overwrite limit is always 100,000 overwrites.)
R/W Head No. Specifies the Read/Write Head with which to communicate.
1: Read/Write Head 1
2: Read/Write Head 2
Area start address Specifies the first address of the overwrite control area as a four-digit hexadecimal number.
Specifiable range: @@@0H to @@@5H or @@@8H to @@@DH
Decrement/increment
count
Specifies the number of counts to update the overwrite count as a two-digit hexadecimal number.
Specifiable range: 00H to FFH (The overwrite could will only be checked if 00H is specified.)
Refer to Data Carrier Service Life Detection for details.
p.65
End code Indicates the results of command execution.
75: Normal end
76: Data error warning
Refer to End Codes for more information.
p.135
xx
MD
xx
S/L 1/2
xx
211 4
2
*CR
2
2
xx
FCS
3
Controller No.
x
@ x
Command code
Terminator
Area start address
Decrement/
increment count
Mode
specifi-
cation
R/W Head No.
Command
Response
MD
75
22
2
*CR
2
xx
3
x
@ x
Controller No.
Command code End code FCS
Terminator

Omron V600 Series Specifications

General

Operating Frequency	13.56 MHz
Supported Standards	ISO 15693, ISO 18000-3
Read Range	Up to 70 mm (depending on tag and environment)
Power Supply	24 VDC ±10%
Operating Temperature	-10 to 55°C (with no icing or condensation)
Humidity	35% to 85% (non-condensing)
Communication Interface	RS-232C