User Manual

6
Operation
Introduction
The WPI304N SD card module is especially useful for projects that require data logging.
Arduino
®
can create a file onto an SD card to write and save data, using the standard SD
library from Arduino
®
IDE. The WPI304N module uses the SPI communication protocol.
Preparing the microSD card
The first step when using the WPI304N SD card module with Arduino
®
, is formatting the
microSD card as a FAT16 or FAT32 file system. Follow the instructions below:
1. Insert the SD card in your computer. Go
to My Computer and right-click on the
SD card removable drive. Select Format
as shown in picture below.
2. A new window pops up. Select FAT32,
press Start to initialize the formatting
process and follow the onscreen
instructions.