Tag Access Parameters; Reader Tag Access Parameters Settings - Motorola MC9090-G Manual

4 - 10 MC9090-G RFID Integrator Guide Supplement

Tag Access Parameters

The RFIDDemo behavior is configurable. Tap on Settings from the
File->Tag Access Params, RFID- Tag Access Params window appears.
Settings Window
Figure 4-5

Reader Tag Access Parameters Settings:

•
Sel:
Ignore SL: All tags can be inventoried; ignore the tag SL (select flag).
SL: Only inventory tags with SL is set.
No SL: Only inventory tags with SL flag is not SET.
•
Session:
S0: Use session S0 for inventory.
S1: Use session S1 for inventory.
S2: Use session S2 for inventory.
S3: Use session S3 for inventory.
•
Target:
A: Only inventory Tags with inventoried bit set to A for Session.
B: Only inventory Tags with inventoried bit set to B for Session.
•
Starting Q(0-15):
Sets the number of slots (=2^Q) in the first Inventory Round of the Inventory Algorithm. A larger starting Q
should be selected for a larger expected number of tags (Q = 4 is the recommended starting point). The RFID
engine firmware will dynamically adjust the Q value as needed.
Select Record Settings
Table 4-2
Action
0x00 assert SL; inventoried->A
0x01 assert SL; inventoried->A
0x02 do nothing
0x03 negate SL; A->B, B->A
0x04 deassert SL; inventoried->B
0x05 deassert SL; inventoried->B
0x06 do nothing
0x07 do nothing
Matching
deassert SL; inventoried->B
do nothing
deassert SL; inventoried->B
assert SL; inventoried->A
assert SL; inventoried->A
do nothing
assert SL; inventoried->A
negate SL; A->B, B->A
RFIDDemo Load Window on page 4-3
Non-Matching
or from