Tag Archives: Adapter

Read Data from SD with Arduino (MicroSD module and Ethernet Shield)

In this new post I will show you a simple Arduino code to read data from a txt file that is on an SD card.

Leer archivo de SD

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Write data on a SD card with Arduino (MicroSD module and Ethernet Shield)

Today I have been testing a module for Arduino that I had bought on Ebay and I also tried the Micro SD reader located in Arduino’s Ethernet Shield. To do this I made a simple code that writes every 5s the value of a potentiometer connected to the Arduino board in a file called “VALORPOT.TXT” (If this file doesn’t exist It is created and if It already exist the data is added after the existing one).

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