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Wifi modules- Wifi-232-A11

Product Features:

  • Support 802.11b/g/n wireless standards
  • Support TCP/IP/UDP network protocols
  • Support UART/GPIO/Ethernet Data Interface
  • Support work as STA/AP mode
  • Support Router/Bridge mode networking
  • Support Internal/External Antenna Option
  • Support Transparent/Agreement Transmission Mode
  • Support AT+Instrution Set for Configuration
  • Support Friendly Web Configuration Page
  • Support Palmodic Signal, WIFI connection instruction
  • Support UART Port Auto-Frame Function
  • Single 3.3V Power Supply
  • Smallest Size:25x40mm
  • FCC /CE Certificated
  • Flexible Software Platform
  • Customized Factory Setting for Customer
Class 
Item
Parameters
Wireless Parameters
Certification
FCC、CE
Wireless standard
802.11 b/g/n
Frequency range
2.412GHz-2.484GHz
Transmit Power
802.11b: +20dBm(Max.)
802.11g: +18dBm(Max.)
802.11n: +15dBm(Max.)
Configurable
Receiver Senstivity
802.11b: -89dBm
802.11g: -81dBm
802.11n: -71dBm
Antenna Option
External:I-PEX connector
Internal:On-board chip antenna
Hardware Parameters
Data Interface
UART/GPIO/100M (Ethernet Interface)
Interface Speed Rate
UART:1200-460800bps
Ethernet:100Mpbs
Operating Voltage
3.3V (+/-5%)
Operating Current
170mA~300mA
Operating Temperature
-40℃- 85℃
Storage Temperature
-45℃- 125℃
Size
25×40×8
Software
Network Type
Station mode,AP mode
Security Mechanisms
WEP/WPA-PSK/WPA2-PSK/WAPI
Encryption
WEP64/WEP128/TKIP/AES
Work mode
Transparent/Agreement Transmission
Serial command
AT+intruction set
Network Protocol
TCP/UDP/ARP/ICMP/DHCP/DNS/HTTP
Max. TCP connection
32
User Configuration
Web server+AT command Config.
User Application SW
Support customized application SW.

PIN Definition:

Pin
Description
Name
Direction
Note
1
GND
GND
Power
2
VCC 3.3V@350mA
3.3V
Power
3.3V@ 350mA power input
3
UART data transmit
UART_TXD
O
If not use UART function, this 4 pins can be configured as GPIO pin, and can change GPIO pin status through AT command.
GPIO
GPIO3
I/O
4
UART data receive
UART_RXD
I
GPIO
GPIO4
I/O
5
UART sends request of data transmission
UART_RTS
O
GPIO
GPIO5
I/O
6
UART receives data transmission permission
UART_CTS
I
GPIO
GPIO6
I/O
7
Module reset signal
RESET
I
"low(0)" effective reset input. The reset duration should be kept more than 300ms.
8
WiFi status Indication
nLink
O
"1" - WIFI connection available
"0"- No WIFI connection
Can be configured as GPIO
GPIO
GPIO8
I/O
9
Indicate the module status of power on process
nReady
O
"1" - Module boot up not finish
Can be configured as GPIO
GPIO
GPIO9
I/O
10
Restore configuration
nReload
I
Module will restore factory default configuration after set this pin "0" more than 1s ,than set "1".
GPIO
GPIO10
I/O
11
Ethernet Interface
PHY_RX+
I
1.8V Ethernet Data Interface. Support transformer and direct connection (AC couple) mode.
12
Ethernet Interface
PHY_RX-
I
13
Ethernet Interface
PHY_TX+
O
14
Ethernet Interface
PHY_TX-
O