Hi-Link HLK-B20 - Configure Serial Port (AT+UART)

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. Shenzhen Hi-Link Electronic Co., Ltd. Manual
HLK-B20
Command list as below:
ver
Module Version
uart
Serial port configuration
default
Restore factory setting
ble_name
Bluetooth name
net_commit
Submit configuration parameters
reconn
Restart the serial port service
ble_status
Bluetooth connection status
Reboot
Restart the system
8.1.1. Ver
Function
Firmware version query
Format
at+ver=？\r
Parameter
No
8.1.2. Uart
Function
Serial port configuration settings
Format
at+uart=<baud>, <data>, <parity>, <stop>\r
Parameter
Baud: Baud rate
Data: Data bit
Parity: Check Digit
Stop: Stop bit length
8.1.3. net_commit
Function
Submit network settings
Format
at+net_commit=< Net_commit >\r
Parameter
0:invalid
1:Submit
8.1.4. Reconn
Function
Restart the serial port conversion service
Format
at+ reconn =< reconn >\r
Parameter
0: invalid
1: Restart the serial port conversion service