Spi.h Download [best] Arduino -

: Ensure you use capital letters: . On some operating systems, will fail.

: Place #include at the very top of your .ino file. spi.h download arduino

#include void setup() SPI.begin(); // Initializes the SPI bus void loop() // Your SPI communication code Use code with caution. Troubleshooting "SPI.h: No such file or directory" : Ensure you use capital letters:

The only time you should download an SPI-related library is if you need (bit-banging SPI on non-standard pins). In that case, you can download a third-party library like SoftSPI from GitHub and install it via Sketch > Include Library > Add .ZIP Library . #include void setup() SPI

If you are getting a compilation error stating the file is missing, it is rarely because the file is gone. Instead, check these common causes:

Since the library is already on your computer, you only need to tell your code to use it: