User`s manual

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3. SPECIFICATIONS
3.2 Functions
The RFID interface module has two operation modes: RUN mode and TEST mode.
The following describes the functions of each mode.
3.2.1 RUN mode
RUN mode is used during programmable controller operation.
To set the mode to RUN mode, set the test switch located on the front of the RFID
interface module to “RUN”.
Table 3.2 RUN mode functions list
Function Command Description Reference
Read Reads data from an ID tag. Section 6.2.1
Read with Error
Correction
Reads the data and check code written by the Write with Error
Correction function from the ID tag, inspects data reliability, and
corrects any 1-bit errors.
Section 6.2.11
Read
Read UID Reads the UID (unit identification number) of an ID tag. Section 6.2.13
Write Writes data to an ID tag. Section 6.2.2
Set Bit Sets the bit specified in the data of an ID tag to “1”. Section 6.2.3
Clear Bit Clears the bit specified in the data of an ID tag to “0”. Section 6.2.4
Write Mask Bit
Protects the data area within the ID tag data that you do not want
overwritten, and writes data.
Section 6.2.5
Write Calculation
Writes an addition or subtraction calculation result (data) to ID tag
data.
Section 6.2.6
Write
Write with Error
Correction
Writes data and check codes for inspecting data reliability to an ID
tag.
Section 6.2.12
Duplicate Copy*1 Copies data of an ID tag between channel 1 and channel 2. Section 6.2.10
Initialize Fill Data Initializes data of an ID tag with specified data. Section 6.2.7
Check Data
Checks whether or not an error occurred in data of an ID tag.
Writes data and code for checking data to an ID tag.
Section 6.2.8
Manage Number
of Writes
Writes the number of EEPROM-type ID tag writes to an ID tag, and
assesses whether or not the ID tag number of writes has been
exceeded.
Section 6.2.9
Management
Measure Noise Measures the noise environment around an antenna. Section 6.2.14
*1. Available with EQ-V680D2.