IoT Serial WiFi Module (CWN8266)

CWN8266B – IoT Connectivity Serial WiFi Module

CYTHUS Serial WiFi Module - CWN8266B
CYTHUS Serial WiFi Module – CWN8266B






CWN8266B is a set of high performance, high integration wireless Module, designed for space and power constrained mobile platform designers. It provides unsurpassed ability to embed Wi-Fi capabilities within other systems, or to function as a standalone application, with the lowest cost, and minimal space requirement.


Application Block Example

basic concept


Module Key Features

Categories Items Values
Main SoC ESP8266EX Tensilica’s L106 Diamond series 32-bit processor
WiFi Parameters Certificates FCC/CE/TELEC/KC
WiFi Protocols 802.11 b/g/n
Frequency Range 2.4GHz – 2.5GHz (2400M – 2483.5M)
Hardware Parameters Peripheral Bus UART/SDIO/SPI/I2C/I2S/ IR remote Control/GPIO/PWM
Operating Voltage 3.0V ~ 3.6V
Operating Current Average value : 80mA
Operating Temperature Range  – 40 ̊ ~ + 125  ̊
Ambient Temperature Range Normal temperature
Package Size 18mm * 15mm * 3mm
External Interface N/A
Software Parameters WiFi Mode Station / SoftAP / SoftAP + Station
Security WPA/WPA2/WPS
Encryption WEP/TKIP/AES
Firmware Upgrade UART Download / OTA(via network) / download and write firmware via host
Software Development Supports Cloud Server Development / SDK for custom firmware development
Network Protocols IPv4, TCP/UDP/HTTP/FTP
User Configuration AT Instruction Set, Cloud Server, Android/iOS App



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