Manual Documentation Number: MDRxxxxA-807
17
Black Box Corporation - 1000 Park Drive - Lawrence, PA 15055-1018
www.blackbox.com -- Tech Support and Ordering: 724-746-5500 - Fax: 724-746-0746
CB (Connection Duration
Timeout) Command
<Networking & Security>
Set/Read the maximum amount
of time an exclusive
connection between a base and
remote module in a point-to-
multipoint network is sustained.
The remote module will
disconnect when this timeout
expires.
CC (Command Sequence
Character) Command
<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 to view the default AT Command Mode
sequence.
CD (DO3 Configuration)
Command
<Serial Interfacing> CD
Command is used to redefine the
behavior of the DO3 (Data Output
3)/RX LED line.
CE (Connection Inactivity Timeout) Command
Binary Command: 0x33 (51 decimal)
Parameter Range:
0x01 – 0xFFFF
[x 100 milliseconds]
Default Parameter Value: 0x28 (4d seconds)
Number of bytes returned: 2
Related Commands: CE (Connection Inactivity
Timeout), DC (Disconnect), MD (RF Mode)
Minimum Firmware Version Required: 4.30
AT Command: ATCC
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)
AT Command: ATCD
Binary Command: 0x28 (40 decimal)
Parameter Range: 0 – 4
Parameter Configuration
0 RX
LED
1 Default
high
2 Default
low
3 (reserved)
4
Assert only when packet
addressed to module sent
Default Parameter Value: 0
Number of bytes returned: 1
Minimum Firmware Version Required: 4.2B
18
Manual Documentation Number: MDRxxxxA-807
Black Box Corporation - 1000 Park Drive - Lawrence, PA 15055-1018
www.blackbox.com -- Tech Support and Ordering: 724-746-5500 - Fax: 724-746-0746
<Networking & Security>
Set/Read the duration of
inactivity that will cause a break
in a connection between
modules. The base module
will disconnect when no payload
has been transferred for the time
specified by the CE parameter.
CF (Connection Failure Count)
Command
<Diagnostics> Set/Read the
number of times the base module
expired retries attempting to send
a Connection Grant Packet. Set
to zero to clear the register.
CL (Last Connection Address)
Command
<Diagnostics/Networking &
Security> Read the address of
the remote module that last
connected to the base module. A
remote module will return its DT
(Destination Address) parameter.
CM (Connection Message)
Command
<Networking & Security> Select
whether base sends connect
messages to the host when a
connection is established. When
enabled, a “CONNECTXXXX”
string is sent to the host of the
base module. “XXXX” is the MY
(Source Address) of the
connected remote module.
CN (Exit AT Command Mode)
Command
<Command Mode Options> CN
Command is used to explicitly exit AT Command Mode.
AT Command: ATCE
Binary Command: 0x34 (52 decimal)
Parameter Range:
0 – 0xFFFF
[x 10 milliseconds]
Default Parameter Value: 0x64 (1d second)
Number of bytes returned: 2
Related Commands: CB ( Connection Duration
Timeout), DC (Disconnect), MD (RF Mode)
Minimum Firmware Version Required: 4.30
AT Command: ATCF
Binary Command: 0x35 (53 decimal)
Parameter Range: 0 – 0xFFFF
Default Parameter Value: 0
Number of bytes returned: 2
Minimum Firmware Version Required: 4.30
AT Command: ATCL
Binary Command: 0x39 (57 decimal)
Parameter Range: 0 – 0xFFFF [read-only]
Number of bytes returned: 2
Minimum Firmware Version Required: 4.30
AT Command: ATCM
Binary Command: 0x38 (56 decimal)
Parameter Range:
0 – 1
Parameter Configuration
0 enable
1 disable
Default Parameter Value: 0
Number of bytes returned: 1
Minimum Firmware Version Required: 4.30
AT Command: ATCN
Binary Command: 0x09 (9 decimal)
