User's Manual

Table Of Contents
Product Manual - RFID Reader LF60C SoliD 120
Chapter 7
Operation
S18F4: WRITE ATTRIBUTE ACKNOWLEDGE (WAA) (reader -> host)
This message acknowledges the success or reports the error of the request to
write attribute data to the subsystem indicated in the TARGETID.
S18F4
L,3
1. <TARGETID>
2. <SSACK>
3. L,1
L,s
1. <STATUS1>
s. <STATUSs>
If the ATTRID of the S18F3 message is unknown, a communication error (CE)
occurs.
S18F5: READ REQUEST (RR) (host -> reader, reply)
The host requests the subsystem indicated in the TARGETID to read information.
DATASEG may be used to indicate a specific section of data to be read.
DATALENGTH is used to limit the amount of data for that section.
S18F5 W
L,3
1. <TARGETID>
2. <DATASEG>
3. <DATALENGTH>
If DATASEG and DATALENGTH are both omitted (zero length items), then all
pages of the data area are requested. If only DATALENGTH is omitted, all data
within the indicated section is requested.
S18F6: READ DATA (RD) (reader -> host)
This message is used to return requested information from the subsystem
indicated in the TARGETID or to acknowledge the result of the request.
S18F6
L,3
1. <TARGETID>
2. <SSACK>
3. <DATA>
If the TARGETID is unknown, a communication error (CE) occurs.