designs uses a Nios II system to demons trate how to read from the SD card. The software r eads WAV files from the SD card and plays it throu gh the LINE OUT line. Simply put a card into the SD slot on the board and connect some speakers to th e LINE OUT port.Preparing the SD card

DE2_SD_Card_Audio
.................\Audio_0.v
.................\AUDIO_DAC_FIFO.v
.................\AUDIO_PLL.v
.................\AUD_FULL.v
.................\bht_ram.mif
.................\button_pio.v
.................\cpu_0.ocp
.................\cpu_0.v
.................\cpu_0_jtag_debug_module.v
.................\cpu_0_jtag_debug_module_wrapper.v
.................\cpu_0_mult_cell.v
.................\cpu_0_ociram_default_contents.mif
.................\cpu_0_test_bench.v
.................\db
.................\..\DE2_SD_Card_Audio.db_info
.................\..\DE2_SD_Card_Audio.eco.cdb
.................\..\DE2_SD_Card_Audio.sld_design_entry.sci
.................\dc_tag_ram.mif
.................\DE2_SD_Card_Audio.pof
.................\DE2_SD_Card_Audio.qpf
.................\DE2_SD_Card_Audio.qsf
.................\DE2_SD_Card_Audio.qws
.................\DE2_SD_Card_Audio.sof
.................\DE2_SD_Card_Audio.v
.................\DE2_SD_Card_Audio_assignment_defaults.qdf
.................\DM9000A.v
.................\DM9000A_IF.v
.................\epcs_controller.v
.................\epcs_controller_boot_rom.hex
.................\FIFO_16_256.v
.................\hello_led_0
.................\...........\application.stf
.................\...........\basic_io.h
.................\...........\DM9000A.C
.................\...........\DM9000A.H
.................\...........\hello_led.c
.................\...........\LCD.c
.................\...........\LCD.h
.................\...........\nios2-gdb-server.exe.stackdump
.................\...........\Open_I2C.c
.................\...........\Open_I2C.h
.................\...........\readme.txt
.................\...........\Release
.................\...........\SD_Card.h
.................\...........\Test.c
.................\...........\Test.h
.................\hello_led_0_syslib
.................\..................\Debug
.................\..................\readme.txt
.................\..................\system.stf
.................\..................\system.stf.backup
.................\hello_led_1
.................\...........\.cdtbuild
.................\...........\.cdtproject
.................\...........\.project
.................\...........\application.stf
.................\...........\basic_io.h
.................\...........\Debug
.................\...........\DM9000A.C
.................\...........\DM9000A.H
.................\...........\hello_led.c
.................\...........\LCD.c
.................\...........\LCD.h
.................\...........\Open_I2C.c
.................\...........\Open_I2C.h
.................\...........\readme.txt
.................\...........\SD_Card.h
.................\...........\Test.c
.................\...........\Test.h
.................\hello_led_1_syslib
.................\..................\.cdtbuild
.................\..................\.cdtproject
.................\..................\.project
.................\..................\Debug
.................\..................\readme.txt
.................\..................\system.stf
.................\I2C_0.v
.................\I2C_AV_Config.v
.................\I2C_Controller.v
.................\i2c_master_bit_ctrl.v
.................\i2c_master_byte_ctrl.v
.................\i2c_master_defines.v
.................\i2c_master_top.v
.................\ic_tag_ram.mif
.................\ISP1362.v
.................\ISP1362_IF.v
.................\jtag_uart_0.v
.................\lcd_16207_0.v
.................\lcd_ctrl_pio.v
.................\lcd_data_pio.v
.................\lcd_pio.v
.................\led_green.v
.................\led_pio.v
.................\led_red.v
.................\nios_0.ptf
.................\nios_0.ptf.5.00
.................\nios_0.ptf.bak
.................\nios_0.v
.................\nios_0_generation_script

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