Address Shift - Omron V680-HAM91 User Manual

Section 3
Functions

Address Shift

The address set on the access address setting switches can be offset by the value specified by external data
inputs ADR0 to ADR2 to change the access address. The address shift enables reading or writing to up to 16
access address (up to 128 bits) of RF Tag memory.
Address Specification Example with 8-kilobyte RF Tag
0000 hex
0ED5 hex
0ED6 hex
0ED7 hex
0ED8 hex
0ED9 hex
0EDA hex
0EDB hex
0EDC hex
0EDD hex
0EDE hex
0EDF hex
0EE0 hex
1FFF hex
Note 1. An address error will occur if the address shift exceeds the maximum address setting (FFFF hex).
Example of Address Error
Access address setting switches:
Address shift input:
Access address:
2. The address will be shifted by blocks when the 1-Byte Write Mode is used.
Access address setting switches:
Address shift input:
Access address:
The address shift function can be used only in Trigger 1 or Auto 1 Mode.
RFID System
32
User's Manual
Conditions: Access address setting switch setting = 0ED5 hex
Address shift input = 4 (ADR2 = 1, ADR1 = 0, ADR0 = 0)
Access address: 0EDD hex
Access address set on access address setting switches
1
2
+ address shift (= 4)
3
4
Access address in RF Tag
FFFD hex
5 (ADR2 = 1, ADR1 = 0, ADR0 = 1)
Address error
0010 hex
3 (ADR2 = 0, ADR1 = 0, ADR0 = 1)
0013 hex