Omron V600 Series Operation Manual

3-1SectionData Carrier Motion and Command Conditions
16
3-1-4 Automatic Read/Write Function
Under the automatic commands, the ID Controller does not return a response
until the DC comes close to the specified R/W Head. This means that the com -
munications path to the host computer remains in the busy condition until the
response
is returned, and the host computer cannot send commands specifying
another R/W Head of the same ID Controller.
(Host Computer)
Auto
command
Busy
condition
Busy
condition
Command
completed
Head 1
Head 1
DC
Read/Write
processing
Response
Head 1
Head 1
(ID Controller) (DC)
Not close
Not close
Passes on
Head 1
processing
completed
1, 2, 3... 1. The host computer sends the auto command to Head 1.
2. The ID Controller does not return the response until the DC comes close to
the specified R/W Head, and consequently the host computer stays in the
busy condition. If two R/W Heads are connected to the same ID Controller ,
communications to Head 2 are not possible.
3. When
the DC passes in front of a R/W Head, write or read processing is per -
formed.
Automatic Command
Processing

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