STM32F4 USB MP3 decoder using Keil. The application was tested on STM32F4 discovery.




File list:
STM32F4_USB_MP3
..............\build
..............\inc
..............\...\Audio.h
..............\...\main.h
..............\...\stm32f4xx_conf.h
..............\...\stm32f4xx_it.h
..............\...\usbd_conf.h
..............\...\usb_conf.h
..............\lib
..............\...\Conf
..............\...\....\ffconf.h
..............\...\....\usbd_conf.h
..............\...\....\usbd_desc.h
..............\...\....\usbh_conf.h
..............\...\....\usbh_usr.h
..............\...\....\usb_conf.h
..............\...\Core
..............\...\....\cmsis
..............\...\....\.....\arm_common_tables.h
..............\...\....\.....\arm_math.h
..............\...\....\.....\core_cm0.h
..............\...\....\.....\core_cm3.h
..............\...\....\.....\core_cm4.h
..............\...\....\.....\core_cm4_simd.h
..............\...\....\.....\core_cmFunc.h
..............\...\....\.....\core_cmInstr.h
..............\...\....\stm32
..............\...\....\.....\stm32f4xx.h
..............\...\....\.....\stm32f4xx_conf_template.h
..............\...\....\.....\system_stm32f4xx.h
..............\...\fat_fs
..............\...\......\inc
..............\...\......\...\diskio.h
..............\...\......\...\fattime.h
..............\...\......\...\ff.h
..............\...\......\...\integer.h
..............\...\......\src
..............\...\......\...\option
..............\...\......\...\......\ccsbcs.c
..............\...\......\...\......\syncobj.c
..............\...\......\...\diskio.c
..............\...\......\...\fattime.c
..............\...\......\...\ff.c
..............\...\......\Makefile
..............\...\helix
..............\...\.....\pub
..............\...\.....\...\CVS
..............\...\.....\...\...\Entries
..............\...\.....\...\...\Repository
..............\...\.....\...\...\Root
..............\...\.....\...\LICENSE.txt
..............\...\.....\...\mp3common.h
..............\...\.....\...\mp3dec.h
..............\...\.....\...\mpadecobjfixpt.h
..............\...\.....\...\RCSL.txt
..............\...\.....\...\RPSL.txt
..............\...\.....\...\statname.h
..............\...\.....\real
..............\...\.....\....\CVS
..............\...\.....\....\...\Entries
..............\...\.....\....\...\Entries.Log
..............\...\.....\....\...\Repository
..............\...\.....\....\...\Root
..............\...\.....\....\assembly.h
..............\...\.....\....\bitstream.c
..............\...\.....\....\buffers.c
..............\...\.....\....\coder.h
..............\...\.....\....\dct32.c
..............\...\.....\....\dequant.c
..............\...\.....\....\dqchan.c
..............\...\.....\....\huffman.c
..............\...\.....\....\hufftabs.c
..............\...\.....\....\imdct.c
..............\...\.....\....\LICENSE.txt
..............\...\.....\....\polyphase.c
..............\...\.....\....\RCSL.txt
..............\...\.....\....\RPSL.txt
..............\...\.....\....\scalfact.c
..............\...\.....\....\stproc.c
..............\...\.....\....\subband.c
..............\...\.....\....\trigtabs_fixpt.c
..............\...\.....\Makefile
..............\...\.....\mp3dec.c
..............\...\.....\mp3tabs.c
..............\...\.....\platform.h
..............\...\StdPeriph
..............\...\.........\inc
..............\...\.........\...\misc.h
..............\...\.........\...\stm32f4xx_adc.h
..............\...\.........\...\stm32f4xx_can.h
..............\...\.........\...\stm32f4xx_crc.h
..............\...\.........\...\stm32f4xx_cryp.h
..............\...\.........\...\stm32f4xx_dac.h
..............\...\.........\...\stm32f4xx_dbgmcu.h
..............\...\.........\...\stm32f4xx_dcmi.h
..............\...\.........\...\stm32f4xx_dma.h
..............\...\.........\...\stm32f4xx_exti.h
..............\...\.........\...\stm32f4xx_flash.h
..............\...\.........\...\stm32f4xx_fsmc.h
..............\...\.........\...\stm32f4xx_gpio.h
..............\...\.........\...\stm32f4xx_hash.h
..............\...\.........\...\stm32f4xx_i2c.h
..............\...\.........\...\stm32f4xx_iwdg.h
..............\...\.........\...\stm32f4xx_pwr.h
..............\...\.........\...\stm32f4xx_rcc.h
..............\...\.........\...\stm32f4xx_rng.h
..............\...\.........\...\stm32f4xx_rtc.h
..............\...\.........\...\stm32f4xx_sdio.h
..............\...\.........\...\stm32f4xx_spi.h
..............\...\.........\...\stm32f4xx_syscfg.h
..............\...\.........\...\stm32f4xx_tim.h
..............\...\.........\...\stm32f4xx_usart.h
..............\...\.........\...\stm32f4xx_wwdg.h
..............\...\.........\src
..............\...\.........\...\misc.c
..............\...\.........\...\stm32f4xx_adc.c
..............\...\.........\...\stm32f4xx_can.c
..............\...\.........\...\stm32f4xx_crc.c
..............\...\.........\...\stm32f4xx_cryp.c
..............\...\.........\...\stm32f4xx_cryp_aes.c
..............\...\.........\...\stm32f4xx_cryp_des.c
..............\...\.........\...\stm32f4xx_cryp_tdes.c
..............\...\.........\...\stm32f4xx_dac.c
..............\...\.........\...\stm32f4xx_dbgmcu.c
..............\...\.........\...\stm32f4xx_dcmi.c
..............\...\.........\...\stm32f4xx_dma.c
..............\...\.........\...\stm32f4xx_exti.c
..............\...\.........\...\stm32f4xx_flash.c
..............\...\.........\...\stm32f4xx_fsmc.c
..............\...\.........\...\stm32f4xx_gpio.c
..............\...\.........\...\stm32f4xx_hash.c
..............\...\.........\...\stm32f4xx_hash_md5.c
..............\...\.........\...\stm32f4xx_hash_sha1.c
..............\...\.........\...\stm32f4xx_i2c.c
..............\...\.........\...\stm32f4xx_iwdg.c
..............\...\.........\...\stm32f4xx_pwr.c
..............\...\.........\...\stm32f4xx_rcc.c
..............\...\.........\...\stm32f4xx_rng.c
..............\...\.........\...\stm32f4xx_rtc.c
..............\...\.........\...\stm32f4xx_sdio.c
..............\...\.........\...\stm32f4xx_spi.c
..............\...\.........\...\stm32f4xx_syscfg.c
..............\...\.........\...\stm32f4xx_tim.c
..............\...\.........\...\stm32f4xx_usart.c
..............\...\.........\...\stm32f4xx_wwdg.c
..............\...\.........\Makefile
..............\...\USB_Device
..............\...\..........\Class
..............\...\..........\.....\audio
..............\...\..........\.....\.....\inc
..............\...\..........\.....\.....\...\usbd_audio_core.h
..............\...\..........\.....\.....\...\usbd_audio_out_if.h
..............\...\..........\.....\.....\src
..............\...\..........\.....\.....\...\usbd_audio_core.c
..............\...\..........\.....\.....\...\usbd_audio_out_if.c
..............\...\..........\.....\cdc
..............\...\..........\.....\...\inc
..............\...\..........\.....\...\...\usbd_cdc_core.h
..............\...\..........\.....\...\...\usbd_cdc_if_template.h
..............\...\..........\.....\...\src
..............\...\..........\.....\...\...\usbd_cdc_core.c
..............\...\..........\.....\...\...\usbd_cdc_if_template.c
..............\...\..........\.....\...\Makefile
..............\...\..........\.....\dfu
..............\...\..........\.....\...\inc
..............\...\..........\.....\...\...\usbd_dfu_core.h
..............\...\..........\.....\...\...\usbd_dfu_mal.h
..............\...\..........\.....\...\...\usbd_flash_if.h
..............\...\..........\.....\...\...\usbd_mem_if_template.h
..............\...\..........\.....\...\...\usbd_otp_if.h
..............\...\..........\.....\...\src
..............\...\..........\.....\...\...\usbd_dfu_core.c
..............\...\..........\.....\...\...\usbd_dfu_mal.c
..............\...\..........\.....\...\...\usbd_flash_if.c
..............\...\..........\.....\...\...\usbd_mem_if_template.c
..............\...\..........\.....\...\...\usbd_otp_if.c
..............\...\..........\.....\hid
..............\...\..........\.....\...\inc
..............\...\..........\.....\...\...\usbd_hid_core.h
..............\...\..........\.....\...\src
..............\...\..........\.....\...\...\usbd_hid_core.c
..............\...\..........\.....\msc
..............\...\..........\.....\...\inc
..............\...\..........\.....\...\...\usbd_msc_bot.h
..............\...\..........\.....\...\...\usbd_msc_core.h
..............\...\..........\.....\...\...\usbd_msc_data.h
..............\...\..........\.....\...\...\usbd_msc_mem.h
..............\...\..........\.....\...\...\usbd_msc_scsi.h
..............\...\..........\.....\...\src
..............\...\..........\.....\...\...\usbd_msc_bot.c
..............\...\..........\.....\...\...\usbd_msc_core.c
..............\...\..........\.....\...\...\usbd_msc_data.c
..............\...\..........\.....\...\...\usbd_msc_scsi.c
..............\...\..........\.....\...\...\usbd_storage_template.c
..............\...\..........\Core
..............\...\..........\....\inc
..............\...\..........\....\...\usbd_conf_template.h
..............\...\..........\....\...\usbd_core.h
..............\...\..........\....\...\usbd_def.h
..............\...\..........\....\...\usbd_ioreq.h
..............\...\..........\....\...\usbd_req.h
..............\...\..........\....\...\usbd_usr.h
..............\...\..........\....\src
..............\...\..........\....\...\usbd_core.c
..............\...\..........\....\...\usbd_ioreq.c
..............\...\..........\....\...\usbd_req.c
..............\...\..........\....\Makefile
..............\...\USB_Host
..............\...\........\Class
..............\...\........\.....\HID
..............\...\........\.....\...\inc
..............\...\........\.....\...\...\usbh_hid_core.h
..............\...\........\.....\...\...\usbh_hid_keybd.h
..............\...\........\.....\...\...\usbh_hid_mouse.h
..............\...\........\.....\...\src
..............\...\........\.....\...\...\usbh_hid_core.c
..............\...\........\.....\...\...\usbh_hid_keybd.c
..............\...\........\.....\...\...\usbh_hid_mouse.c
..............\...\........\.....\MSC
..............\...\........\.....\...\inc
..............\...\........\.....\...\...\usbh_msc_bot.h
..............\...\........\.....\...\...\usbh_msc_core.h
..............\...\........\.....\...\...\usbh_msc_scsi.h
..............\...\........\.....\...\src
..............\...\........\.....\...\...\usbh_msc_bot.c
..............\...\........\.....\...\...\usbh_msc_core.c
..............\...\........\.....\...\...\usbh_msc_fatfs.c
..............\...\........\.....\...\...\usbh_msc_scsi.c
..............\...\........\.....\...\Makefile
..............\...\........\Core
..............\...\........\....\inc
..............\...\........\....\...\usbh_conf_template.h
..............\...\........\....\...\usbh_core.h
..............\...\........\....\...\usbh_def.h
..............\...\........\....\...\usbh_hcs.h
..............\...\........\....\...\usbh_ioreq.h
..............\...\........\....\...\usbh_stdreq.h
..............\...\........\....\src
..............\...\........\....\...\usbh_core.c
..............\...\........\....\...\usbh_hcs.c
..............\...\........\....\...\usbh_ioreq.c
..............\...\........\....\...\usbh_stdreq.c
..............\...\........\....\Makefile
..............\...\USB_OTG
..............\...\.......\inc
..............\...\.......\...\usb_bsp.h
..............\...\.......\...\usb_conf_template.h
..............\...\.......\...\usb_core.h
..............\...\.......\...\usb_dcd.h
..............\...\.......\...\usb_dcd_int.h
..............\...\.......\...\usb_defines.h
..............\...\.......\...\usb_hcd.h
..............\...\.......\...\usb_hcd_int.h
..............\...\.......\...\usb_otg.h
..............\...\.......\...\usb_regs.h
..............\...\.......\src
..............\...\.......\...\usb_bsp_template.c
..............\...\.......\...\usb_core.c
..............\...\.......\...\usb_dcd.c
..............\...\.......\...\usb_dcd_int.c
..............\...\.......\...\usb_hcd.c
..............\...\.......\...\usb_hcd_int.c
..............\...\.......\...\usb_otg.c
..............\...\.......\Makefile
..............\...\Makefile
..............\...\startup_stm32f4xx.s
..............\src
..............\...\Audio.c
..............\...\main.c
..............\...\stm32f4xx_it.c
..............\...\syscalls.c
..............\...\system_stm32f4xx.c
..............\...\usbh_usr.c
..............\...\usb_bsp.c
..............\Makefile
..............\stm32_flash.ld