XBee‐PRO®900HP/XBee‐PRO®XSCRFModules
©2014DigiInternationalInc. 113
CC (Command Sequence Character) Command
CD (DO3 Configuration) Command
CN (Exit AT Command Mode) Command
CS (DO2 Configuration) Command
Command Summary
Description
AT Command: ATCC
<Command Mode Options> CC
Command is used to set the ASCII
character to be used between Guard
Times of the AT Command Mode
Sequence (BT+ CC + AT). The AT
Command Mode Sequence activates AT
Command Mode (from Idle Mode).
Refer to the AT Commands section [p.
18] to view the default AT Command
Mode Sequence.
Binary Command: 0x13 (19 decimal)
Parameter Range: 0x20 – 0x7F
Default Parameter Value: 0x2B (ASCII “+”
sign)
Number of bytes returned: 1
Related Commands: AT (Guard Time
After), BT (Guard Time Before)
Description
AT Command: ATCD
Binary Command: 0x28 (40 decimal)
<Command Mode
Options> CD
Command is used to
define the behavior of
the DO3/RX LED line.
Parameter Range: 0 – 3
Parameter
Value
Configuration
0RX LED
1Default high
2Default low
3 (reserved)
4
Assert only when packet
addressed to module is sent
Default Parameter Value: 0
Number of bytes returned: 1
Command Summary
Description
AT Command: ATCN
<Command Mode Options> CN
Command is used to explicitly exit AT
Command Mode.
Binary Command: 0x09 (9 decimal)
Command Summary
Description
AT Command: ATCS
<Serial Interfacing> CS
Command is used to
select the behavior of
the DO2 pin signal.
This output can
provide RS-232 flow
control, control the TX
enable signal (for RS-
485 or RS-422
operations), or set the
default level for the I/O
line passing function.
By default, DO2
provides RS-232
CTS
(Clear-to-Send) flow
control.
Binary Command: 0x1F (31 decimal)
Parameter Range:0 – 4
Parameter
Value
Configuration
0
RS-232 flow control
1 RS-485 TX enable low
2high
3 RS-485 TX enable high
4low
Default Parameter Value: 0
Number of bytes returned: 1
Minimum Firmware Version Required:
4.27D
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