ESP8266 WIFI MODULE ESP-01 - ESP01. (B.1)

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It run LWIP
802.11 bgn
Built-in TCP/IP
The AT command is perfect,efficient,concise
Support three modes: AP, STA and AP+STA coexistence mode

A stable power supply was pure, battery-powered can solve everything

ESP8266 start, you need to GPIO15 pull-down (if the module pin bitmap

Without this pin, the internal representatives have pulled down without any treatment),

GPIO0 GPIO2 pull-high (The default is two feet high, so not Do any processing)!  CH_PD This pin must be pulled-high!

Our all modules meet the above two conditions to work properly!