User Guide
TransCore Proprietary
7-28
Table 7 – 12 RF Control Commands
Command !
640
disables RF-by-input control command !
642
Select RF-by-Input Control.
Reader response:
Done
642 Select RF-by-Input Control (Factory Default)
Command !
642
configures the reader for RF-by-input control. The reader automatically
turns on RF when it detects a presence through sense0 (trigger input). The reader turns off
RF according to the selected RF control algorithm (!692N Select RF Control Algorithm).
Reader response:
Done
643NN Select ATA Operating Range (Distance)
Command !
643NN
selects the read range for ATA tags where NN is a hexadecimal value
from 00 to 1F; the range increases with increasing NN value. The range can be adjusted for
32 discrete values where 00 is the shortest range and 1F is the longest range. The default
range value is 1F.
Reader response:
Done
644NN Set RF Attenuation
Command !
644NN
sets the attenuation control for the output RF power where NN is a
hexidecimal value from 03 to 0A. Settings for attenuation are 1.0 dB increments over
a range of 7 dB of attenuation from the maximum power setting of 25 dBm at 3-dB
attenuation to a minimum power level of 18 dBm.
The Set RF Attenuation command NN variables and corresponding attenuation settings are
shown in
Table 7 – 13
.
Table 7 – 13 RF Attenuation Command Variables
Variable (NN)
Attenuation Setting (dB)
03
3
04
4
05
5
Command
RF Power
640
Turns off RF
641
Turns on RF
Summary of Contents for 1422E
Page 16: ...Before You Begin 1...
Page 20: ...AI1422E Reader TransCore Proprietary 1 5...
Page 21: ...2 System Overview...
Page 25: ...AI1422E Reader TransCore Proprietary 2 5 Figure 2 2 Antenna to Tag Centerline Tolerance...
Page 26: ......
Page 27: ...3 Interface Connections...
Page 32: ...User Guide TransCore Proprietary 3 6...
Page 33: ...4 Installation Instructions...
Page 41: ...AI1422E Reader TransCore Proprietary 4 9...
Page 42: ...5 System Test Procedures...
Page 45: ......
Page 46: ...6 Communications Protocols...
Page 49: ......
Page 50: ...7 Command Codes...
Page 87: ...User Guide TransCore Proprietary 7 38...
Page 88: ...8 Troubleshooting and Maintenance...
Page 93: ......
Page 94: ...Character Conversion A...
Page 96: ...B Technical Specifications...
Page 99: ......