星期二, 7月 24, 2012

Ubuntu 12.04 使用大通USB電視棒AD-525

在某家家都樂得辛福的大賣場出清,買了號稱支援Linux的平價USB數位電視棒AD-525,不過原廠光碟片裡附的driver只支援kernel 2.6.20 - 2.6.33, 如果是Ubuntu平台的話應該是到10.04。

要在Ubuntu 12.04上kernel 3.2.0下跑看來是要自力救濟,玩Linux自己來是在平常不過的事,先上網查這支USB DVB使用的晶片為IT9135,根據網站資料如下,應該有辦法在kernel 3.2上使用。
http://www.linuxtv.org/wiki/index.php/ITE_IT9135

首先直接接上Ubuntu 12.04什麼動作都沒發生,試著load dvb_usb_it913x 和 it913x_fe看來也不會動,先在這裡卡了一陣子,隔天發現某站在寫了可以動的方法:
http://ubuntuforums.org/showthread.php?t=1898046

sudo apt-get git
mkdir v4l
cd v4l
git clone git://linuxtv.org/media_build.git

cd media_build/
sudo apt-get install libproc-processtable-perl
./build
sudo make install

然後再加firmware

cd ..
wget http://www.ite.com.tw/uploads/firmware/v3.6.0.0/dvb-usb-it9135.zip
unzip dvb-usb-it9135.zip
dd if=dvb-usb-it9135.fw ibs=1 skip=64 count=8128 of=dvb-usb-it9135-01.fw
dd if=dvb-usb-it9135.fw ibs=1 skip=12866 count=5817 of=dvb-usb-it9135-02.fw
sudo cp dvb-usb-it9135-0* /lib/firmware/

Reboot,然後跑一下檢查

dmesg |grep it913x
[    9.662488] it913x: Chip Version=02 Chip Type=9135
[    9.662971] it913x: Firmware Version 52887808
[    9.664347] it913x: Dual mode=0 Remote=5 Tuner Type=88
[   10.440743] it913x-fe: ADF table value :00
[   10.444620] it913x-fe: Crystal Frequency :12000000 Adc Frequency :20250000 ADC X2: 01
[   10.480838] it913x-fe: Tuner LNA type :38
[   10.689092] it913x: DEV registering device driver
[   10.689119] usbcore: registered new interface driver it913x

這樣就完成的driver的部份,接下來準備播放軟體我用比較簡單好用的vlc播放程式
參考下列網址:
http://www.ubuntu-tw.org/modules/newbb/viewtopic.php?post_id=65236
sudo apt-get install dvb-apps

cd /usr/share/dvb/dvb-t/
vi tw-Taipei # modify content as below
T 533000000 6MHz 2/3 AUTO QAM16 8k 1/4 NONE
T 545000000 6MHz 2/3 AUTO QAM16 8k 1/4 NONE
T 557000000 6MHz 2/3 AUTO QAM16 8k 1/4 NONE
T 569000000 6MHz 2/3 AUTO QAM64 8k 1/4 NONE
T 581000000 6MHz 2/3 AUTO QAM16 8k 1/4 NONE
T 593000000 6MHz 2/3 AUTO QAM16 8k 1/4 NONE
scan /usr/share/doc/dvb/dvb-t/tw-Taipei > channels.conf
在中文的Ubuntu環境下scan出來的channels.conf的中文名稱頻道會是亂碼。

進入vlc 開啟 channels.conf , 播放清單內就有所有數位電視台(含HiHD)
也可以產生一個桌面圖示 ,指令為 vlc "你的PATH" channels.conf

我掃出來的channels.conf內容, 指令 vlc channels.conf就可以開始看無線數位電視了,開心呀。
N-exOMSð:533000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:1001:1002:100
N-e°^Sð:533000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:1011:1012:101
N-}ÝSð:533000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:1021:1022:102
N-:533000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:1031:1032:103
[00c9]:545000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:2011:2012:201
[00ca]:545000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:2021:2022:202
[00cb]:545000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:2031:2032:203
l}TSð:557000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:3001:3002:300
lN€Sð:557000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:3011:3012:301
le°^Sð:557000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:3021:3022:302
lÇe^ãd­:557000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:0:0:303
l:557000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:3041:3042:304
SðpcûSð:581000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:4001:4002:400
Sð¡}Sð:581000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:4011:4012:401
Sð}TSð:581000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:4021:4022:402
Sð:581000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:4031:4032:403
ï:593000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:5011:5012:501
ïeY²Sð:593000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:5021:5022:502
ïOSð:593000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:5031:5032:503
ï:593000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:5041:5042:504


channels.conf 的內容 網路抄來的:
頻道號碼可以改中文頻道名稱
1:533000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:1001:1002:100
2:533000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:1011:1012:101
3:533000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_AUTO:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:1021:1022:102
4:545000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:2011:2012:201
5:545000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:2021:2022:202
6:545000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:2031:2032:203
7:557000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:3001:3002:300
8:557000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:3011:3012:301
9:557000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:3021:3022:302
10:569000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_64:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:0:0:200
11:581000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:4001:4002:400
12:581000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:4011:4012:401
13:581000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:4021:4022:402
14:581000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:0:4042:404
15:593000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:5011:5012:501
16:593000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:5021:5022:502
17:593000000:INVERSION_AUTO:BANDWIDTH_6_MHZ:FEC_2_3:FEC_2_3:QAM_16:TRANSMISSION_MODE_8K:GUARD_INTERVAL_1_4:HIERARCHY_NONE:5031:5032:503






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