user manual

Rev. A2, 11/08 IRU-2xx4/3xx4
23
Automation Products Group, Inc.
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CONTINUOUS TRANSMIT
The IRU-2XX4/3XX4 can operate in two different modes:
(0) Control mode were the sensor will begin and end transmitting when it receives
a begin or end transmit or bank command.
(1) Continuous transmit mode were the sensor will transmit as long as it has
power.
To read the mode the sensor number 1 is operating in, use the command struc-
ture:
Send Receive
AAh Start Byte 66h Start Byte
01h, Sensor Number 01h Sensor Number
1Dh Command 1Dh Command
00h Data (not used) 00h Operating mode
00h Data (not used) 00h NA
55h End Byte 00h NA
99h Stop Byte
To change the operating mode in sensor number 1 to transmitting all of the time,
use the command structure;
Send
AAh Start Byte
01h, Sensor Number
1Eh Command
01h Data
00h NA
55h End Byte
START TRANSMIT SENSOR
Start Transmit Sensor allows the user to identify a sensor and have it start
transmitting. This command controls a single sensor.
To have sensor number 1 begin transmitting, use the command structure;
Send
AAh Start Byte
01h, Sensor Number
20h Command
00h NA
00h NA
55h End Byte