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Pico-BLE User manual
AT+TN
Query BLE Bluetooth
address
AT+TD
Query SPP Bluetooth name
Module baud rate setting and query
AT+CT??\r\n
AT+QT\r\n
01
02
9600
19200
08
09
230400
460800
1. Once the baud rate is set, the chip will memorize it. The next time you turn it on,
the baud rate will be the one you set.
2. After setting the baud rate, please wait for 1 second, then send the reset [AT+CZ],
or power off.
3. If you want to restore the default baud rate, please send the command to restore
the factory settings, then the chip will automatically erase all configurations
Module reset and factory reset
Reset command： AT+CZ\r\n
Please wait one second after entering the reset command
版本：V1.0，日期：2021 年 12 月 16 日
See：Set the name and address of bluetooth
See：Set the name and address of bluetooth
Baud rate setting command, ?? represents the serial number of the baud
rate
Baud rate query command, return QT+?? ?? represents the serial number
of the baud rate
Baud rate serial number
03
38400
57600
10
1000000
31250
04
05
115200
11
12
2400
06
07
256000
512000
13
4800
5 / 10
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