User's Manual

2. Parameters
Parameters
Wireless
Parameters
Standard 802.11 b/g/n
Frequency 2.412GHz-2.462GHz
Emitting power
Receiving
Sensitivity
802.11b: -83 dBm (@1Mbps ,CCK)
802.11g: -74dBm (@54Mbps, OFDM)
802.11n: -61dBm (@HT20, MCS7)
Antenna Built-in：On board PCB antenna
Hardware
Parameters
Working Voltage
3.3V（3.0V~3.6V）
Working Current
Quiescent Current：~20mA
Emitting peak Current：~200mA
Working
Temperature
-40℃~ 85℃
Hardware
Interface
USART/GPIO/SPI/PWM
Dimension 32.8mmx23.1mmx3.2mm
Software
parameters
Wireless network
type
STA/AP/STA+AP
Security
Mechanism
WEP/WPA-PSK/WPA2-PSK
Encryption WEP/AES/TKIP
Hardware
upgrading
Local wireless upgrading/ Web page
upgrading/ Remote upgrading
Network Protocol IPv4, TCP/UDP/FTP/HTTP
User
Configuration
QJoine Configuration，AT+instruction，Web
page
Pic1-1 LSD4WF-2MD05101 Basic Parameters
3. Package
Pic 1-2 LSD4WF-2MD05101 Front and back
802.11b:+9.82dBm(@11Mbps)
802.11g:+8.27dBm(@54Mbps)
802.11n:+8.12dBm(@HT20,MCS7)