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B.3. Command Description
B.3.1. ATZ
OK
Response
Purpose
Software Reset
Description
This has the same effects as Powercycling the unit.
This command disconnects any connected Bluetooth device, and stops ongoing tasks.
After rebooting, the status will be decided by the preset operation mode.
Some AT commands require the ATZ command be run so that the commands can take
effect.
B.3.2. AT&F
OK
Response
Purpose
Hardware reset
Description
This has the same effect as initialization by pressing the factory reset button.
All parameters are initialized to factory defaults
B.3.3. AT
OK
Response
Purpose
Check the connection status with host equipment
Description
Check if the connection to host equipment is operating normally. The serial parameters of
Parani-ESD must be same as those of host equipment. If not, the Parani-ESD will not
respond or 'ERROR' message will appear or an abnormal sequence of strings will appear.
B.3.4. AT+UARTCONFIG,Baudrate,Parity,Stopbit,Hwfc
OK
Response
Purpose
Set Serial parameters
Parameters
Baudrate=1200/2400/4800/9600/14400/19200/38400/57600/115200/230400/460800/921600
(Default=9600)
Parity=N/E/O (Default=N)
Stopbit=1/2 (Default=1)
Hwfc(Hardware Flow Control)=0/1 (Default=1)
Description
The Serial parameters can be set or changed. The factory default is 9600, N, 1, 1.
To take effect the ATZ command must be used or Powercycle the unit.
Example
AT+UARTCONFIG,115200,N,1,1
B.3.5. AT+BTINFO?
112233445566,DeviceName,Mode,Status,Auth,Encryp,FlowControl
Response
OK
Purpose
Display Bluetooth settings
Description
The current Bluetooth settings are displayed including BD address, Device name,
Operation mode, Operation status, Authentication, Data Encryption, and Hardware Flow
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