SD/MMC using SPI Unit Tests for AT32UC3C-EK Documentation

Introduction

This is the unit test application for the SD/MMC SPI component. It consists of test cases for the following:

• Check presence
• Memory check
• Read/write sector access and data integrity
• Read/write multiple sector access and data integrity

  Warning

  Running this application might damage the data stored in the SD/MMC card.

Main Files

• unit_tests.c: SD/MMC SPI unit tests application.
• sd_mmc_spi.c: The SD/MMC SPI driver
• sd_mmc_spi.h: The SD/MMC SPI driver header
• conf_test.h: test configuration file
• conf_board.h: board initialization process configuration
• conf_clock.h: clock specific initialization
• conf_sd_mmc_spi.h: SD/MMC SPI driver configuration
• conf_usart_serial.h: Serial port configuration (

  See Also

  conf_test.h)

• conf_access.h: Used for compatibility only.

Device Info

All 32-bit AVR devices can be used. This application has been tested with the following setup:

• Evaluation kits with a SD/MMC connected to an SPI interface.

Compilation Info

This software was written for the GNU GCC and IAR for 32-bit AVRs. Other compilers may or may not work.

Contact Information

For further information, visit Microchip.