Portál AbcLinuxu, 1. května 2025 19:04
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# lsusb -v Bus 001 Device 002: ID 2013:024f Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x2013 idProduct 0x024f bcdDevice 1.00 iManufacturer 1 PCTV Systems iProduct 2 PCTV 290e iSerial 3 00000006NF2Q bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 55 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 500mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0000 1x 0 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x0000 1x 0 bytes bInterval 1 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 1 bNumEndpoints 2 bInterfaceClass 255 Vendor Specific Class bInterfaceSubClass 0 bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x84 EP 4 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x03ac 1x 940 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 IN bmAttributes 1 Transfer Type Isochronous Synch Type None Usage Type Data wMaxPacketSize 0x03ac 1x 940 bytes bInterval 1 Device Qualifier (for other device speed): bLength 10 bDescriptorType 6 bcdUSB 2.00 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 bNumConfigurations 1 Device Status: 0x0000 (Bus Powered) #dmesg [ 6.654752] em28xx 1-4:1.0: usb_probe_interface [ 6.654760] em28xx 1-4:1.0: usb_probe_interface - got id [ 6.654767] em28xx: New device PCTV Systems PCTV 290e @ 480 Mbps (2013:024f, interface 0, class 0) [ 6.654957] em28xx #0: chip ID is em28174 [ 6.779024] intel8x0_measure_ac97_clock: measured 50192 usecs (2419 samples) [ 6.779030] intel8x0: clocking to 48000 [ 6.910537] IR JVC protocol handler initialized [ 6.950648] em28xx #0: Identified as PCTV Systems nanoStick T2 290e (card=78) [ 6.950768] em28xx #0: Config register raw data: 0x9b [ 6.951521] em28xx #0: AC97 vendor ID = 0xa004a004 [ 6.951920] em28xx #0: AC97 features = 0xa004 [ 6.951925] em28xx #0: Unknown AC97 audio processor detected! [ 6.976898] em28xx #0: v4l2 driver version 0.1.2 [ 7.006508] em28xx #0: V4L2 video device registered as video0 [ 7.006546] usbcore: registered new interface driver em28xx [ 7.006550] em28xx driver loaded [ 7.075233] IR Sony protocol handler initialized [ 7.096035] lirc_dev: IR Remote Control driver registered, major 250 [ 7.122448] IR LIRC bridge handler initialized [ 7.200862] tda18271 2-0060: creating new instance [ 7.202977] TDA18271HD/C2 detected @ 2-0060 [ 7.366434] tda18271 2-0060: attaching existing instance [ 7.366441] DVB: registering new adapter (em28xx #0) [ 7.366457] DVB: registering adapter 0 frontend 0 (Sony CXD2820R (DVB-T/T2))... [ 7.367225] DVB: registering adapter 0 frontend 1 (Sony CXD2820R (DVB-C))... [ 7.369285] em28xx #0: Successfully loaded em28xx-dvb [ 7.369293] Em28xx: Initialized (Em28xx dvb Extension) extension
modprobe cxd2820r dvbt2_freq=506Nebo, zapíšeme do již zavedeného modulu:
echo 506 > /sys/module/cxd2820r/parameters/dvbt2_freq
# DVB-T Praha (Prague, Czech Republic) # T freq bw fec_hi fec_lo mod transmission-mode guard-interval hierarchy # DVB-T2 experiment K25 T 506000000 8MHz AUTO AUTO AUTO AUTO AUTO NONE # MUX 1 Ceska televize K53 T 730000000 8MHz 2/3 NONE QAM64 8k 1/4 NONE # MUX 2 Ceske radiokomunikace K41 T 634000000 8MHz 2/3 NONE QAM64 8k 1/4 NONE # MUX 3 Czech Digital Group K59 T 778000000 8MHz 2/3 NONE QAM64 8k 1/4 NONE # MUX 4 Telefonica O2 K64 T 818000000 8MHz 2/3 NONE QAM64 8k 1/8 NONE
Dokument vytvořil: Oskar, 24.4.2011 20:04 | Poslední úprava: Oskar, 20.1.2012 14:38 | Historie změn | Zobrazeno: 1866×
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