User's Manual
Table Of Contents
- 1.Product Introduction
- 2.Function description
- 3. AT command instructions
- 3.1.Basic AT commands
- 3.2.WI-FI related AT commands
- 3.3.TCP/IP Related AT commands
- 3.3.8.Set the framing length of the serial port：at+uartp
- 3.3.9.Set the framing time of the serial port：at+uartpac
- 3.4.BLE related AT commands
- 3.5.Custom message prompt instruction
- Note：This type of command does not have a message
- The maximum length supports 30 bytes. Do not inclu
- 4.AT command control code example
- 5.Bluetooth distribution network and data transparen
- 6.Module power consumption measured data
- 7.Appendix A Document Revision History
User Manual
第 19 页 共 30
HLK-B35
Set
instruction
at+ds_node=enter ds mode
at+ds_node=enter ds mode
Ok
Note：The prompt message after the module is
switched to transparent transmission mode is
successful
Query
instruction
at+ble_name=?
at+ble_name=?
enter ds mode
Note：When the module is switched to transparent
transmission mode, it will output：enter ds mode
3.5.3. Set the prompt message of TCP server connected to the module ：
at+connected_node
Type
Grammar
Return and description
Set
instruction
at+connected_node=conne
cted tcpserver
at+connected_node=connected tcpserver
Ok
Note：The prompt message after the module is
connected to tcpserver is successful
Query
instruction
at+connected_node=?
at+connected_node=?
connected tcpserver
Note：Output when the module is connected to
tcpserver：connected tcpserver
3.5.4. Set the prompt message that the module is disconnected from TCP server：
at+disconnected_node
Type
Grammar
Return and description
Set
instruction
at+disconnected_node=tcp
drop
at+disconnected_node=tcp drop
Ok
Note：Set the prompt message after the module is
disconnected from TCP server successfully
Query
instruction
at+disconnected_node=?
at+disconnected_node=?
tcp drop
Note：It will output when the module is disconnected
from TCP server：TCP drop
Note：This type of command does not have a message prompt by default, and users
can set it according to their own needs. The prompt string
The maximum length supports 30 bytes. Do not include the following characters:
comma, colon, equal sign, front quotation mark, question mark.