Intermec Sabre 1555 Programmer's Reference Manual page 91

Table 4-33 RFID Auto Configuration Commands (continued)
Define RFID Auto Filter Parameters
Command Name
Defines the Auto Filter parameters for the tags.
Description
- filter mask number [0 - 3], 1 byte
- mask criteria, 1 byte:
Parameters
- start address [0 - 120], 2 bytes, see Appendix C
- mask "?" wildcards, 2 bytes:
- filter string, 8 filter characters (compressed data string, see "RFID Auto Configuration
Commands" on page 4-46).
ACC (command accepted)
Responses
NAC (command not recognized)
- b7 to b3 = 0 (reserved)
- b2 = filter display format
0 = ASCII
1 = hex
- b1 b0 = comparison operators
0 0 = EQ
0 1 = NE
1 0 = GT
1 1 = LT
- 1st byte:
-b7, b6 always set to 0
-b5 b4 b3 b2 reserved and set to 0
-b1, b0 represent the first 2 characters of mask
- 2nd byte:
-b7, b6 always set to 0
-b5 - b0 represent the next 6 characters of the mask
b7 b6
1st wildcard 0 0
mask byte
2nd wildcard 0 0
mask byte
Interactive Programming Mode
<TYPE> <CMD>: \0D\4C\55 + Prms
b5 b4 b3
0 0 0
filter[3] filter[4] filter[5]
4
b2 b1 b0
0 filter[1] filter[2]
filter[6] filter[7] filter[8]
4-51