Features:
Working voltage: 4.5V – 5.5V (On-board 3.3v LDO Regulator)
Working current: 300mA(LDO regulator can supply)
Selectable working mode: On-board toggle switch.
UART side for serial TTL debugging by AT commands,
PROG for firmware programming
USB to serial TTL chip: CH340G
Logic level: 3.3V
Serial port baud rate: 115200 (default), can be modified to other values ?by AT command
Serial communication format: 8N1
On-board reset button On-board switch to select UART mode or firmware update mode
Antenna Type: Built-in ceramic antenna is available, and you can also use an external antenna.
Wireless Network Mode: station / softAP / SoftAP + station
Wireless criteria: 802.11 b / g / n
WIFI @ 2.4 GHz, support for WPA / WPA2 security mode
It is very easy to design projects by AT command
Size: 5.5*1.9cm/2.17″*0.75″
Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 0.5-1cm measuring deviation due to manual measurement. 1 cm = 0.3937 “
Package includes:
1* USB to TTL esp8266 WIFI Wireless Development Board
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