!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Tue Nov 4 18:08:34 UTC 2025 !!Linux Distribution !!------------------ Debian GNU/Linux 13 \n \l PRETTY_NAME="Debian GNU/Linux 13 (trixie)" NAME="Debian GNU/Linux" DEBIAN_VERSION_FULL=13.1 ID=debian HOME_URL="https://www.debian.org/" SUPPORT_URL="https://www.debian.org/support" BUG_REPORT_URL="https://bugs.debian.org/" !!DMI Information !!--------------- Manufacturer: Product Name: Product Version: Firmware Version: System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- !!ACPI SoundWire Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #1 SMP PREEMPT Debian 1:6.12.47-1 rpt1 (2025-09-16) Operating System: GNU/Linux Architecture: aarch64 Processor: unknown SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.12.47 rpt-rpi-v8 Library version: Utilities version: 1.2.14 !!Loaded ALSA modules !!------------------- snd_bcm2835 (card 0) vc4 (card 1) snd_usb_audio (card 2) !!Sound Servers on this system !!---------------------------- No sound servers found. !!Soundcards recognised by ALSA !!----------------------------- 0 [Headphones ]: bcm2835_headpho - bcm2835 Headphones bcm2835 Headphones 1 [vc4hdmi ]: vc4-hdmi - vc4-hdmi vc4-hdmi 2 [USB ]: USB-Audio - E-MU 0404 | USB E-MU Systems, Inc. E-MU 0404 | USB at usb-3f980000.usb-1.3, high speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_bcm2835: enable_headphones=0 snd_bcm2835: enable_headphones=1 snd_bcm2835: enable_hdmi=1 snd_bcm2835: enable_hdmi=0 !!Loaded sound module options !!--------------------------- !!Module: snd_bcm2835 enable_hdmi : N enable_headphones : Y force_bulk : N num_channels : 8 !!Module: vc4 fkms_max_refresh_rate : 85 force_hotplug : 0 tv_norm : (null) !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N implicit_fb : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 lowlatency : Y pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) quirk_flags : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card0 Driver: /sys/bus/vchiq-bus/drivers/bcm2835-audio Tree: !!Card: /sys/class/sound/card1 Driver: /sys/bus/platform/drivers/vc4_hdmi Tree: !!Card: /sys/class/sound/card2 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 005: ID 041e:3f04 Creative Technology, Ltd E-Mu 0404 Negotiated speed: High Speed (480Mbps) Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 [unknown] bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x041e Creative Technology, Ltd idProduct 0x3f04 E-Mu 0404 bcdDevice 1.00 iManufacturer 1 E-MU Systems, Inc. iProduct 2 E-MU 0404 | USB iSerial 3 E-MU-AD-3F04-07DA0104-07514-8761T2A bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0728 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0xc0 Self Powered MaxPower 2mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 4 bFunctionClass 255 Vendor Specific Class bFunctionSubClass 255 Vendor Specific Subclass bFunctionProtocol 255 Vendor Specific Protocol iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 1 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 0b 24 01 00 01 bf 00 03 01 02 03 ** UNRECOGNIZED: 0c 24 02 01 01 01 00 04 33 00 00 00 ** UNRECOGNIZED: 11 24 06 04 01 02 01 00 02 00 02 00 02 00 02 00 00 ** UNRECOGNIZED: 0c 24 02 02 01 06 00 02 03 00 00 00 ** UNRECOGNIZED: 0c 24 02 03 02 06 00 02 03 00 00 00 ** UNRECOGNIZED: 0f 24 08 0e 03 e3 01 03 04 33 00 00 01 1f 00 ** UNRECOGNIZED: 0e 24 04 0b 02 04 0e 04 33 00 00 00 00 00 ** UNRECOGNIZED: 11 24 04 05 03 04 02 0e 04 33 00 00 00 00 00 00 00 ** UNRECOGNIZED: 0f 24 08 0c 01 e3 01 05 04 33 00 00 01 07 00 ** UNRECOGNIZED: 0f 24 08 0d 02 e3 01 0c 04 33 00 00 01 03 00 ** UNRECOGNIZED: 0f 24 08 0f 04 e3 01 0d 04 33 00 00 01 07 00 ** UNRECOGNIZED: 09 24 03 08 01 03 00 0f 00 ** UNRECOGNIZED: 09 24 03 07 02 03 00 0f 00 ** UNRECOGNIZED: 09 24 03 09 02 06 00 0f 00 ** UNRECOGNIZED: 09 24 03 0a 01 01 00 0b 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0002 1x 2 bytes bInterval 10 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0112 1x 274 bytes bInterval 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 2 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x008e 1x 142 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 3 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x012a 1x 298 bytes bInterval 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 4 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x009a 1x 154 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 5 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 88 58 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x021a 1x 538 bytes bInterval 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 6 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 88 58 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0112 1x 274 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 7 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 00 77 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x024a 1x 586 bytes bInterval 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 8 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 00 77 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x012a 1x 298 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 9 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 10 b1 02 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x021a 1x 538 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 10 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 00 ee 02 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x024a 1x 586 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 11 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0220 1x 544 bytes bInterval 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 12 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0118 1x 280 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 13 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0250 1x 592 bytes bInterval 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 14 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0130 1x 304 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 15 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 88 58 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0220 1x 544 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 16 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 00 77 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0250 1x 592 bytes bInterval 3 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 17 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 20 ** UNRECOGNIZED: 0b 24 02 03 02 02 10 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00b8 1x 184 bytes bInterval 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 18 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 01 00 01 20 ** UNRECOGNIZED: 0b 24 02 03 02 02 10 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x01 EP 1 OUT bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x00c8 1x 200 bytes bInterval 4 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 17 Transfer Type Isochronous Synch Type None Usage Type Feedback wMaxPacketSize 0x0004 1x 4 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0112 1x 274 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 2 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x008e 1x 142 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 3 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x012a 1x 298 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 4 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x009a 1x 154 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 5 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 88 58 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x021a 1x 538 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 6 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 88 58 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0112 1x 274 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 7 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 00 77 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x024a 1x 586 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 8 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 00 77 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x012a 1x 298 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 9 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 10 b1 02 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x021a 1x 538 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 10 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 02 03 18 01 00 ee 02 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x024a 1x 586 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 11 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0220 1x 544 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 12 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 44 ac 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0118 1x 280 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 13 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0250 1x 592 bytes bInterval 4 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 14 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 80 bb 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0130 1x 304 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 15 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 88 58 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0220 1x 544 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 16 bNumEndpoints 1 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 2 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 0a 00 01 00 ** UNRECOGNIZED: 0b 24 02 01 04 03 18 01 00 77 01 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 37 Transfer Type Isochronous Synch Type Asynchronous Usage Type Implicit feedback Data wMaxPacketSize 0x0250 1x 592 bytes bInterval 3 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 3 [unknown] bInterfaceProtocol 0 iInterface 0 ** UNRECOGNIZED: 07 24 01 00 01 25 00 ** UNRECOGNIZED: 06 24 02 01 01 00 ** UNRECOGNIZED: 06 24 02 02 02 00 ** UNRECOGNIZED: 09 24 03 01 03 01 02 01 00 ** UNRECOGNIZED: 09 24 03 02 04 01 01 01 00 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x05 EP 5 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 1 Device Qualifier (for other device speed): bLength 10 bDescriptorType 6 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 [unknown] bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 bNumConfigurations 1 Device Status: 0x0001 Self Powered --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- E-MU Systems, Inc. E-MU 0404 | USB at usb-3f980000.usb-1.3, high speed : USB Audio Playback: Status: Stop Interface 1 Altset 1 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 44100 Data packet interval: 1000 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 1 Implicit Feedback Mode: No Interface 1 Altset 2 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 44100 Data packet interval: 500 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 2 Implicit Feedback Mode: No Interface 1 Altset 3 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Data packet interval: 1000 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 3 Implicit Feedback Mode: No Interface 1 Altset 4 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Data packet interval: 500 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 4 Implicit Feedback Mode: No Interface 1 Altset 5 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 88200 Data packet interval: 1000 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 5 Implicit Feedback Mode: No Interface 1 Altset 6 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 88200 Data packet interval: 500 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 6 Implicit Feedback Mode: No Interface 1 Altset 7 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 96000 Data packet interval: 1000 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 7 Implicit Feedback Mode: No Interface 1 Altset 8 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 96000 Data packet interval: 500 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 8 Implicit Feedback Mode: No Interface 1 Altset 9 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 176400 Data packet interval: 500 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 9 Implicit Feedback Mode: No Interface 1 Altset 10 Format: S24_3LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 192000 Data packet interval: 500 us Bits: 24 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 10 Implicit Feedback Mode: No Interface 1 Altset 11 Format: S24_3LE Channels: 4 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 44100 Data packet interval: 1000 us Bits: 24 Channel map: FL FR RL RR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 11 Implicit Feedback Mode: No Interface 1 Altset 12 Format: S24_3LE Channels: 4 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 44100 Data packet interval: 500 us Bits: 24 Channel map: FL FR RL RR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 12 Implicit Feedback Mode: No Interface 1 Altset 13 Format: S24_3LE Channels: 4 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Data packet interval: 1000 us Bits: 24 Channel map: FL FR RL RR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 13 Implicit Feedback Mode: No Interface 1 Altset 14 Format: S24_3LE Channels: 4 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Data packet interval: 500 us Bits: 24 Channel map: FL FR RL RR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 14 Implicit Feedback Mode: No Interface 1 Altset 15 Format: S24_3LE Channels: 4 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 88200 Data packet interval: 500 us Bits: 24 Channel map: FL FR RL RR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 15 Implicit Feedback Mode: No Interface 1 Altset 16 Format: S24_3LE Channels: 4 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 96000 Data packet interval: 500 us Bits: 24 Channel map: FL FR RL RR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 16 Implicit Feedback Mode: No Capture: Status: Stop Interface 2 Altset 1 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 44100 Data packet interval: 1000 us Bits: 24 Channel map: FL FR Interface 2 Altset 2 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 44100 Data packet interval: 500 us Bits: 24 Channel map: FL FR Interface 2 Altset 3 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 48000 Data packet interval: 1000 us Bits: 24 Channel map: FL FR Interface 2 Altset 4 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 48000 Data packet interval: 500 us Bits: 24 Channel map: FL FR Interface 2 Altset 5 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 88200 Data packet interval: 1000 us Bits: 24 Channel map: FL FR Interface 2 Altset 6 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 88200 Data packet interval: 500 us Bits: 24 Channel map: FL FR Interface 2 Altset 7 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 96000 Data packet interval: 1000 us Bits: 24 Channel map: FL FR Interface 2 Altset 8 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 96000 Data packet interval: 500 us Bits: 24 Channel map: FL FR Interface 2 Altset 9 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 176400 Data packet interval: 500 us Bits: 24 Channel map: FL FR Interface 2 Altset 10 Format: S24_3LE Channels: 2 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 192000 Data packet interval: 500 us Bits: 24 Channel map: FL FR Interface 2 Altset 11 Format: S24_3LE Channels: 4 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 44100 Data packet interval: 1000 us Bits: 24 Channel map: FL FR FC LFE Interface 2 Altset 12 Format: S24_3LE Channels: 4 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 44100 Data packet interval: 500 us Bits: 24 Channel map: FL FR FC LFE Interface 2 Altset 13 Format: S24_3LE Channels: 4 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 48000 Data packet interval: 1000 us Bits: 24 Channel map: FL FR FC LFE Interface 2 Altset 14 Format: S24_3LE Channels: 4 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 48000 Data packet interval: 500 us Bits: 24 Channel map: FL FR FC LFE Interface 2 Altset 15 Format: S24_3LE Channels: 4 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 88200 Data packet interval: 500 us Bits: 24 Channel map: FL FR FC LFE Interface 2 Altset 16 Format: S24_3LE Channels: 4 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 96000 Data packet interval: 500 us Bits: 24 Channel map: FL FR FC LFE E-MU Systems, Inc. E-MU 0404 | USB at usb-3f980000.usb-1.3, high speed : USB Audio #1 Playback: Status: Stop Interface 1 Altset 17 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 44100 Data packet interval: 1000 us Bits: 0 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 17 Implicit Feedback Mode: No Interface 1 Altset 18 Format: S16_LE Channels: 2 Endpoint: 0x01 (1 OUT) (ASYNC) Rates: 48000 Data packet interval: 1000 us Bits: 0 Channel map: FL FR Sync Endpoint: 0x81 (1 IN) Sync EP Interface: 1 Sync EP Altset: 18 Implicit Feedback Mode: No --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x041e3f04, ctrlif=0, ctlerr=0 Card: E-MU Systems, Inc. E-MU 0404 | USB at usb-3f980000.usb-1.3, high speed Unit: 4 Control: name="PCM Playback Volume", index=0 Info: id=4, control=2, cmask=0xf, channels=4, type="S16" Volume: min=-25600, max=0, dBmin=-10000, dBmax=0 Unit: 4 Control: name="PCM Playback Switch", index=0 Info: id=4, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 12 Control: name="Clock rate Selector", index=0 Info: id=12, control=3, cmask=0x0, channels=1, type="U8" Volume: min=0, max=5, dBmin=0, dBmax=0 Unit: 13 Control: name="DigitalIn CLK source External", index=0 Info: id=13, control=2, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 14 Control: name="DigitalOut format: SPDIF/AC3", index=0 Info: id=14, control=1, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 15 Control: name="AnalogueIn Soft Limit ", index=0 Info: id=15, control=3, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 3 Nov 4 18:58 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 5 Nov 4 18:58 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 10 Nov 4 19:08 /dev/snd/controlC2 crw-rw---- 1 root audio 116, 9 Nov 4 19:08 /dev/snd/midiC2D0 crw-rw---- 1 root audio 116, 2 Nov 4 18:58 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 4 Nov 4 18:58 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 7 Nov 4 19:08 /dev/snd/pcmC2D0c crw-rw---- 1 root audio 116, 6 Nov 4 19:08 /dev/snd/pcmC2D0p crw-rw---- 1 root audio 116, 8 Nov 4 19:08 /dev/snd/pcmC2D1p crw-rw---- 1 root audio 116, 1 Nov 4 18:58 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Nov 4 18:58 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Nov 4 19:08 . drwxr-xr-x 4 root root 300 Nov 4 19:08 .. lrwxrwxrwx 1 root root 12 Nov 4 19:08 usb-E-MU_Systems__Inc._E-MU_0404___USB_E-MU-AD-3F04-07DA0104-07514-8761T2A-00 -> ../controlC2 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 120 Nov 4 19:08 . drwxr-xr-x 4 root root 300 Nov 4 19:08 .. lrwxrwxrwx 1 root root 12 Nov 4 18:58 platform-3f00b840.mailbox -> ../controlC0 lrwxrwxrwx 1 root root 12 Nov 4 18:58 platform-3f902000.hdmi -> ../controlC1 lrwxrwxrwx 1 root root 12 Nov 4 19:08 platform-3f980000.usb-usb-0:1.3:1.0 -> ../controlC2 lrwxrwxrwx 1 root root 12 Nov 4 19:08 platform-3f980000.usb-usbv2-0:1.3:1.0 -> ../controlC2 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones] Subdevices: 8/8 Subdevice #0: subdevice #0 Subdevice #1: subdevice #1 Subdevice #2: subdevice #2 Subdevice #3: subdevice #3 Subdevice #4: subdevice #4 Subdevice #5: subdevice #5 Subdevice #6: subdevice #6 Subdevice #7: subdevice #7 card 1: vc4hdmi [vc4-hdmi], device 0: MAI PCM i2s-hifi-0 [MAI PCM i2s-hifi-0] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: USB [E-MU 0404 | USB], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 card 2: USB [E-MU 0404 | USB], device 1: USB Audio [USB Audio #1] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 2: USB [E-MU 0404 | USB], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Headphones Card sysdefault:0 'Headphones'/'bcm2835 Headphones' Mixer name : 'Broadcom Mixer' Components : '' Controls : 2 Simple ctrls : 1 Simple mixer control 'PCM',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback -10239 - 400 Mono: Playback 0 [96%] [0.00dB] [on] !!-------Mixer controls for card vc4hdmi Card sysdefault:1 'vc4hdmi'/'vc4-hdmi' Mixer name : '' Components : '' Controls : 5 Simple ctrls : 0 !!-------Mixer controls for card USB Card sysdefault:2 'USB'/'E-MU Systems, Inc. E-MU 0404 | USB at usb-3f980000.usb-1.3, high speed' Mixer name : 'USB Mixer' Components : 'USB041e:3f04' Controls : 9 Simple ctrls : 5 Simple mixer control 'PCM',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right - Rear Left - Rear Right Limits: Playback 0 - 200 Mono: Front Left: Playback 160 [80%] [-20.00dB] [on] Front Right: Playback 160 [80%] [-20.00dB] [on] Rear Left: Playback 160 [80%] [-20.00dB] [on] Rear Right: Playback 160 [80%] [-20.00dB] [on] Simple mixer control 'AnalogueIn Soft Limit ',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'Clock rate Selector',0 Capabilities: volume volume-joined Playback channels: Mono Capture channels: Mono Limits: 0 - 5 Mono: 1 [20%] Simple mixer control 'DigitalIn CLK source External',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] Simple mixer control 'DigitalOut format: SPDIF/AC3',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [off] !!Alsactl output !!-------------- --startcollapse-- state.Headphones { control.1 { iface MIXER name 'PCM Playback Volume' value 0 comment { access 'read write' type INTEGER count 1 range '-10239 - 400' dbmin -9999999 dbmax 400 dbvalue.0 0 } } control.2 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } } state.vc4hdmi { control.1 { iface CARD name 'HDMI Jack' value false comment { access read type BOOLEAN count 1 } } control.2 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 value.2 0 value.3 0 value.4 0 value.5 0 value.6 0 value.7 0 comment { access 'read volatile' type INTEGER count 8 range '0 - 36' } } control.3 { iface PCM name 'IEC958 Playback Mask' value ffffffffffffffffffffffffffffffffffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 comment { access read type IEC958 count 1 } } control.4 { iface PCM name 'IEC958 Playback Default' value '0400000100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read write' type IEC958 count 1 } } control.5 { iface PCM name ELD value '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000' comment { access 'read volatile' type BYTES count 128 } } } state.USB { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM device 1 name 'Playback Channel Map' value.0 0 value.1 0 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.3 { iface PCM name 'Capture Channel Map' value.0 0 value.1 0 comment { access 'read volatile' type INTEGER count 2 range '0 - 36' } } control.4 { iface MIXER name 'PCM Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.5 { iface MIXER name 'PCM Playback Volume' value.0 160 value.1 160 value.2 160 value.3 160 comment { access 'read write' type INTEGER count 4 range '0 - 200' dbmin -10000 dbmax 0 dbvalue.0 -2000 dbvalue.1 -2000 dbvalue.2 -2000 dbvalue.3 -2000 } } control.6 { iface MIXER name 'DigitalOut format: SPDIF/AC3' value false comment { access 'read write' type BOOLEAN count 1 } } control.7 { iface MIXER name 'Clock rate Selector' value 1 comment { access 'read write' type INTEGER count 1 range '0 - 5' } } control.8 { iface MIXER name 'DigitalIn CLK source External' value false comment { access 'read write' type BOOLEAN count 1 } } control.9 { iface MIXER name 'AnalogueIn Soft Limit ' value false comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ backlight bcm2835_codec bcm2835_isp bcm2835_mmal_vchiq bcm2835_v4l2 binfmt_misc bluetooth bnep brcmfmac brcmfmac_wcc brcmutil btbcm cec cfg80211 drm drm_display_helper drm_dma_helper drm_kms_helper drm_panel_orientation_quirks ecc ecdh_generic fuse hci_uart i2c_bcm2835 ip_tables ipv6 libaes lz4_compress mc nfnetlink raspberrypi_gpiomem raspberrypi_hwmon rfkill sch_fq_codel snd snd_bcm2835 snd_compress snd_hwdep snd_pcm snd_pcm_dmaengine snd_rawmidi snd_seq_device snd_soc_core snd_soc_hdmi_codec snd_timer snd_usb_audio snd_usbmidi_lib uio uio_pdrv_genirq v4l2_mem2mem vc4 vc_sm_cma videobuf2_common videobuf2_dma_contig videobuf2_memops videobuf2_v4l2 videobuf2_vmalloc videodev x_tables zram !!ALSA/HDA dmesg !!-------------- [ 0.000000] alternatives: applying boot alternatives [ 0.000000] Kernel command line: coherent_pool=1M 8250.nr_uarts=0 snd_bcm2835.enable_headphones=0 cgroup_disable=memory snd_bcm2835.enable_headphones=1 snd_bcm2835.enable_hdmi=1 snd_bcm2835.enable_hdmi=0 vc_mem.mem_base=0x3ec00000 vc_mem.mem_size=0x40000000 console=ttyS0,115200 console=tty1 root=PARTUUID=0e26a300-02 rootfstype=ext4 fsck.repair=yes rootwait [ 0.000000] cgroup: Disabling memory control group subsystem -- [ 9.260032] rpi-gpiomem 3f200000.gpiomem: initialised 1 regions as /dev/gpiomem [ 9.357822] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 9.365866] bcm2835-audio bcm2835-audio: card created with 8 channels [ 9.390618] mc: Linux media interface: v0.10 -- [ 9.995404] input: vc4-hdmi as /devices/platform/soc/3f902000.hdmi/rc/rc0/input0 [ 10.005723] input: vc4-hdmi HDMI Jack as /devices/platform/soc/3f902000.hdmi/sound/card1/input1 [ 10.009972] vc4-drm soc:gpu: bound 3f902000.hdmi (ops vc4_hdmi_ops [vc4]) -- [ 403.322302] usb 1-1.3: SerialNumber: E-MU-AD-3F04-07DA0104-07514-8761T2A [ 403.483532] usbcore: registered new interface driver snd-usb-audio !!Packages installed !!-------------------- ii alsa-topology-conf 1.2.5.1-3 all ALSA topology configuration files ii alsa-ucm-conf 1.2.14-1 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.14-1 rpt1 arm64 Utilities for configuring and using ALSA