Project about ESP8266 Wifi Module

https://goo.gl/Dqzxgh

Description:

1. Uses CH340G instead of CP2102.

2. NodeMCU has built-in USB-TTL serial with super reliable industrial strength CH340G for 3. superior stability on all supported platforms.

4. Communication interface voltage: 3.3V.

5. Antenna type: Built-in PCB antenna is available.

6. Wireless 802.11 b/g/n standard

7. WiFi at 2.4GHz, support WPA / WPA2 security mode

8. Support STA/AP/STA + AP three operating modes

9. Built-in TCP/IP protocol stack to support multiple TCP Client connections (5 MAX)

10. D0 ~ D8, SD1 ~ SD3: used as GPIO, PWM, IIC, etc., port driver capability 15mA

11. AD0: 1 channel ADC

12. Power input: 4.5V ~ 9V (10VMAX), USB-powered

13. Current: continuous transmission: ≈70mA (200mA MAX), Standby: <200uA

14. Transfer rate: 110-460800bps

15. Support UART / GPIO data communication interface

16. Remote firmware upgrade (OTA)

17. Support Smart Link Smart Networking

18. Working temperature: -40 ℃ ~ + 125 ℃

19. Drive Type: Dual high-power H-bridge driver

20. ESP8266 has IO Pin

21. Don't need to download resetting

22. A great set of tools to develop ESP8266

23. Flash size: 4MByte