ESP8285 M1 WiFi Module

Because of the ultra-small size, ESP-M1/ESP-M2 is now very popular for many people. Moreover, this two modules are based on ESP8285 chip. Compared to the previous modules (e.g. ESP-F, ESP-S and ESP-E ), which are based on ESP8266 chip, the differeces are obvious and listed as follows.

• Small size.
• Bearable a higher temperature (about +125^oC), but ESP8266 is just +85^oC
• The original ESP8266 code can be used on this modules (based on ESP8285 DO NOT change any code)
• Support serial transpent transmission
• Support long distance with ultra-low power
• Support a onboard antenna (For  ESP-M1 )