tiny6410 刷成android 2.3.4
接上usb聲卡 pcm2704
終端機出現這樣的訊息
usb 1-1.1: new full speed USB device using s3c2410-ohci and address 4
usb 1-1.1: New USB device found, idVendor=08bb, idProduct=2704
usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 1-1.1: Product: USB Audio DAC
usb 1-1.1: Manufacturer: Burr-Brown from TI
input: Burr-Brown from TI USB Audio DAC as /devices/platform/s3c2410-ohci/usb1/1-1/1-1.1/1-1.1:1.2/input/input3
generic-usb 0003:08BB:2704.0002: input: USB HID v1.00 Device [Burr-Brown from TI USB Audio DAC ] on usb-s3c24xx-1.1/input2
現在播放音樂是用ac97輸出
要如何設定才可以用usb聲卡輸出音樂
謝謝