ESP8266 development board serial port to WIFI module

$7.89

Brand：Spotpear

SKU：0208024

Date：2021-09-07 15:25

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ATK-ESP8266

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ESP8266 development board serial port to WIFI module

Features

ATK-ESP8266 Function description of each pin

Name	explanation
vcc	Power(3.3V~5V)
GND	Power ground
TXD	The serial port sending pin of the module (TTL level, not directly connected to RS232 level!), can be connected to the RXD of the single-chip microcomputer
RXD	Module serial port receiving pin (TTL level, not directly connected to RS232 level!), can be connected to TXD of MCU
RST	Reset (active low)
IO-0	Used to enter firmware burning mode, low level is burning mode, high level is running mode (default state)

ATK-ESP8266 Functional characteristics

Project	explanation
WIFI Operating mode	WIFI STA WIFI AP WIFI STA+WIFI AP
Wireless security	Security Mechanism : WEP/WPA-PSK/WPA2-PSK Encryption type :WEP64/WEP128/TKIP/AES
User configuration	AT+ instruction set, Web page Android/iOS terminal, Smart Link intelligent configuration APP
Serial port baud rate	110-921600bps（The default baud rate is 115200 )
TCP Client	5PCS
Firmware upgrade	Local serial port, OTA remote upgrade

ATK-ESP8266 electrical characteristics

Project	explanation
vcc	3.3~5V
IO Level	Voh(min)1.44V、 Vol(max)0.18V、Vih(min)1.35V、Vil(max)0.45V
Power consumption	When sending continuously: Average value: ~70mA, peak value: 200mA When working normally: Average: ~12mA, Peak: 200mA Standby<20OuA

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