Hardware apperance & Parameters

Size & Installation


Items Parameters Remarks
DC supply USB-5V -
Maximum power current 800mA -
Operation temperature -25~80℃ -
WIFI module ESP8266 ESP12F
Buzzer Passive buzzer -
RTC timing DS1307 RTC -
RTC timing battery CR1220 button cell Equipped by yourself
Lead out Not all -
port lead Serial port can map the IO port Coding
I2C port lead 19、20 pin Only for I2C pin
SPI port lead 14、15 pin for common IO
Size 71.00mm X 63.00mm Without packing
Net weight 30.00g Without packing

Pin interface drawing

Introduction of main module

Software support

Makecode block



Easy start

Hardware connection


Coding Platform

Add codebase

Note:If you get a warning telling you some packages will be removed because of incompatibility issues, either follow the prompts or create a new project in the Project file menu.

How to drive the buzzer

How to use RTC

How to use the internet function

Down load code


More information