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HC-21 EMBEDDED WIFI TO SERIAL PORT UART MODULE
Product information
This module is a high performance, cost-effective embedded Wi-Fi module. The module connects via the TX and RX pins on an Arduino or other microcontroller. It has a built-in IEE802.11 wireless network protocol stack and TCP/IP protocol stack. Through the use of this module, embedded devices can easily connect to the Wi-Fi network to facilitate all kinds of wireless data sampling projects.
Specifications
Module supports IPv4 and IPv6
Working voltage: 3.3V +/- 0.3V
Average power consumption: 420mW
Working humidity: 5% ~ 90% (no condensation)
Working temperature: -55 deg. C ~ +125 deg. C
Interface type: Standard 3.3V TTL level, UART interface
Size: 23mm x 36mm
Package Includes
1 x HC-21 Embedded WI-FI to Serial Port UART Module
Miscellaneous
CLICK HERE for Arduino code to get you up and running