User's Manual

20
H Exit RF Link – This command can be used to end an RF wireless On Line session.
The ATH command can only be used if the module is placed in the On Line
Command Mode by entering the “ +++” escape mode sequence. See “ Changing
from Data mode to Command Mode” for more information on using this
command.
I4 Firmware Identification - This command will display the modules current
firmware version. Example: 09/27/2004-001 Wireless V 1.00
I8 Enter Power Down Mode – When the module is in off line idle mode and ATI8 is
issued, the module will enter the Low Power Down Mode. The module will exit
this mode when the module receives a 50 ms reset. Wait 3 seconds after the reset
prior to entering any AT commands
I9 Receive signal strength indicator - When on line and you enter the command
mode using the +++ escape sequence, you are able to issue the ATI9 command to
display the modules Receive Signal strength. If this command is issued when the
modules are not connected, this command will display the last Signal Strength
Received. This command is invalid if Frequency Hopping is enabled. Use the
following formula to calculate the approximate value in decibels where the ATI9
result displayed is equal to “ n”
(-48.8 X n/155 -57.2) = dBm receive level
\In Select Point to Multi-Point Polling operation. This command is used in
conjunction with the ATS0 command to set the modules up for Broadcast from a
Master Module to one or more Slave modules. See Point to Multi-point operation
for more information.
\I0 Disable Point to Multi-point option
\I1 Enable Point to Multi-point option