Page
34
RS
‐
232/485
RF
Modem
Product
Manual
–
MAN0782
‐
02
CC (Command Sequence Character) Command
<Command Mode Options> CC Command is used
to set/read the ASCII character 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).
The default sequence used to enter AT Command
Mode is as follows:
•
No characters sent for 1 second [BT (Guard Time Before) Command]
•
Send three plus characters “+++” [CC (Command Sequence Character) Command]
•
No characters sent for 1 second [AT (Guard Time After) Command]
All of the values in this sequence can be adjusted.
CD (GPO2 Configuration) Command
<Serial Interfacing> CD Command is used to
select/read the behavior of the GPO2 line.
CF (Number Base) Command
<Command Mode Options> CF command is used
to set/read command formatting setting.
The following commands are always entered and
read in hex, no matter the CF setting:
VR (Firmware Version), HV (Hardware Version),
KY (AES Encryption Key).
CN (Exit Command Mode) Command
<Command Mode Options> CN Command is used
to explicitly exit AT Command Mode.
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 – 2
Parameter
Value
Configuration
0 RX
LED
1 Default
high
2 Default
low
Default Parameter Value: 2
Number of bytes returned: 1
AT Command: ATCF
Binary Command: 0x1F (31 decimal)
Parameter Range: 0 – 2
Parameter
Value
Configuration
0
Commands utilize default
number base; decimal
commands may output
units
1
All commands are forced to
unsigned, unit-less hex
2
Commands utilize their
default number base; no
units are output
Default Parameter Value: 1
Number of bytes returned: 1
AT Command: ATCN
Binary Command: 0x09 (9 decimal)