User's Manual

Description
If n is set to 1, Parani-SD asks for the pin code every time a connection is made. This can
be used to increase security.
A.3.27. AT+BTSEC,Authentication,Encryption
Response
 OK
Purpose
Set authentication and data encryption
Parameters
Authentication=0: Inactivate (Default)
Authentication=1: Activate
Encryption=0: Inactivate (Default)
Encryption=1: Activate
Description
If the authentication is activated, the pin code must be set by AT+BTKEY command. Data
encryption cannot be used when authentication is not enabled, i.e. Authentication=0 and
Encryption=1 will not work properly.
A.3.28. AT+BTNAME=$string
Response
 OK
Purpose
Change device name
Parameters
$string= New device name (Default=”PSDv2.0.0-445566”)
Description
Parani-SD can have a user friendly name for easy identification. The name allows up to 30
alpha-numeric characters.
Example
AT+BTNAME=”My-Parani-SD”
A.3.29. AT+BTLPM,n
Response
 OK
Purpose
Set low power mode
Parameters
n=0: Inactivate (Default)
n=1: Activate
Description
During no data transmission, Parani-SD can be in low power mode to save the power. It
takes a few seconds to wake the Parani-SD out of low power mode.
A.3.30. AT+BTRSSI,n (Single Connection Mode Only)
Response
 OK
 0,255,0,0 (repeatedly)
Purpose
Test signal strength
Parameters
n=0: Stop signal strength test
n=1: Start signal strength test
Description
When Bluetooth connection is established, you can use this command in Standby status.
The signal strength will be displayed repeatedly in order of Status, LinkQuality, Status,
RSSI. If the LinkQuality is close to 255 and RSSI is close to 0, the signal strength is in good
standing.
Example
+++
AT+BTRSSI,1
 OK
0,255,0,0