Silicon Labs WF121-A-V2 WiFi Module

WF121 is a Wi-Fi module that provides an integrated 2.4GHz 802.11 b/g/n radio and a 32-bit microcontroller (MCU) platform. This makes it an ideal product for embedded applications requiring simple, low-cost and low-power wireless TCP/IP connectivity. WF121 also provides flexible interfaces for connecting to various peripherals.

Features:

2.4GHz band IEEE 802.11 b/g/n radio
Excellent radio performance:
TX power: +17 dBm
RX sensitivity: -97 dBm
Host interfaces:
20Mbps UART
USB on-the-go
Peripheral interfaces:
GPIO, AIO and timers
I2C, SPI and UART
Ethernet
Embedded TCP/IP and 802.11 MAC stacks:
IP, TCP, UDP, DHCP and DNS protocols
BGAPI host protocol for modem like usage
BGScriptTM scripting language or native C-development for self-contained applications
32-bit embedded microcontroller
80MHz, 128kB RAM and 512kB Flash
MIPS architecture
Temperature range: -40oC to +85oC
Fully CE, FCC and IC qualified

Applications:

PoS terminals
RFID and laser scanners
Wi-Fi internet radios and audio streaming products
Wireless cameras
Video streaming
Portable navigation devices
Portable handheld devices
Wi-Fi medical sensors
Wireless picture frames