User's Manual
Table Of Contents
- 1.Product Profile
- 2.Functional Description
- 2.1 WiFi Indicator Flashing Description
- 2.2 Wifi Connection Status Indicator Pin
- 2.3 Socket Connection Status Indicator Pin
- 2.4 One-click Distribution Mode
- 2.5 Web Distribution Function
- 2.6 Serial to WIFI STA
- 2.7 Serial to WIFI AP
- 2.8 Serial Port Working State Conversion
- 2.9 Serial Port-network Data Conversion
- 2.10 Application Areas
- 3. AT Instructions
- 3.1 Query Current Module Version: at+ver
- 3.2 Local Port Operation: at+CLport
- 3.3 Set up Serial Port: at+uart
- 3.4 Set up DHCP: at+dhcpc
- 3.5 Set up Wifi Connection Mode: at+netmode
- 3.6 Set up TCP Connection Mode: at+mode
- 3.7 Set up Remote IP When Modules Work as Client
- 3.8 Set up Remote Port When Module Act as Client:
- 3.9 Set Parameter Submission: at+net_commit
- 3.10 System Restart: at+reconn
- 3.11 Set the Module's ssid and Password: at+wifi_
- 3.12 Set up Socket Connection Protocol: at+remote
- 3.13 Set Network Connection Parameters: at+net_ip
- 3.14 Query Network Connection Status in STA Mode:
- 3.15 Query Module MAC Address: at+Get_MAC
- 3.16 Set the Frame Length: at + uartpacklen
- 3.17 Set the Frame Time:at+uartpacktimeout
- 3.18 Set Bluetooth Name: at+ble_name
- 3.19 Configuration Software Description
- 4.Upgrade Introduction
- 8. Appendix A Document Revision
2
1.4 Technical Specifications
Table 1 Product Technical specifications
Module
Model HLK-B32
Package
Plug-in
Wireless
parameter
Wireless standard
2.4G 802.11 b/g/n; 5G 802.11 a
Frequency range
Transmitting power
802.11b: 15.85dBm (@1Mbps)
802.11g: 16.85dBm (@6Mbps)
802.11a:
Receiving sensitivity
802.11b: -88.4 dBm (@11Mbps ,CCK)
802.11g: -75.7dBm (@54Mbps, OFDM)
802.11n: -73.6dBm (@HT20, MCS7)
802.11a: -75.0 dBm (@MCS7)
Antenna form
External:
'LSROH$QWHQQD
Built-in: no built-in antenna
Hardware
parameters
Hardware interface UART, IIC, PWM, GPIO, SPI
Working voltage 5V
GPIO drive capability Max:16ma
Working current
Continuous send=>
Average value: ~100mA, peak value:120mA
In normal mode =>
Average: ~100mA, Peak: 110mA
Working temperature -40℃~80℃
Storage environment Temperature: <40℃, The relative humidity: <90% R.H.
Serial
transmission
Transmission speed 110-921600bps
TCP Client 2
Software
parameters
Wireless network type STA
Security mechanism WEP/WPA-PSK/WPA2-PSK
Encryption type WEP64/WEP128/TKIP/AES
Firmware upgrade Wireless, uart
networking protocol IPv4, TCP/UDP
User configuration AT+instruction, smart config
802.11n20: 13.69dBm; 802.11n40: 12.16dBm
5150-5250MHz: 11.78dBm;5250-5350MHz: 14.28dBm;
5470-5725MHz: 15.35dBm;5725-5850MHz: 11.74dBm;
2.4G wifi: 2412MHz-2462MHz;
5G Wi-Fi: 5150-5250MHz; 5250-5350MHz; 5470-5725MHz; 5725-5850MHz