Hi Guys I am new with the theme of arduino and microcontrollers, but I urgently need help to send data via serial from a sparkfun weather shield that is connected to an arduino one to a nodemcu, so that this later sends the data via wifi to a base of data.

Send data from arduino uno to nodemcu for i2c

Topic		Replies	Views
Unable to connect Arduino uno with Nodemcu v 1.0 Networking, Protocols, and Devices	2	698	May 6, 2021
¿Como conectar NodemCU con arduino mediante el protocolo I2C? Hardware	10	5896	May 7, 2021
serial communication arduino and nodemcu IDE 1.x	1	343	May 5, 2021
Comunicazione tra Arduino Mega e Nodemcu Hardware	6	1535	May 7, 2021
Sending data from nodemcu v3 to arduino uno 3rd Party Boards	2	868	May 6, 2021