SENA Parani-SD100-200 - Manual (Page 29)

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Appendix B: AT Commands
B.1. Terminology
B.1.1. AT Command
AT command set is the
HT
in fact standard
T H
language for controlling modems
.
The AT command set was
developed by Hayes and is recognized by virtually all personal computer modems. Parani-SD
provides the extended AT command set to control and configure the serial parameters and Bluetooth
connection.
B.1.2. AT Response
Parani-SD replies to AT commands with 4 kinds of message, ‘OK’, ‘ERROR’, ‘CONNECT’ and
‘DISCONNECT’.
B.1.3. Operation Mode
Mode Description
Mode0 Waiting for AT commands
Mode1 Attempting to connect the last connected Bluetooth device
Mode2 Waiting for the connection from the last connected Bluetooth device
Mode3 Waiting for the connection from any other Bluetooth device
B.1.4. Operation Status
Status Description
Standby Waiting for AT commands
Pending Executing tasks
Connect Transmitting data
B.1.5. Security
Security Description
Authentication Pin Code (or Pass key)
Encryption Data encryption