Raspberry Pi的HDMI輸出問題解法

回覆文章
tony
文章: 585
註冊時間: 2012-02-26, 07:04
聯繫:

Raspberry Pi的HDMI輸出問題解法

未閱讀文章 tony »

很多人拿到 Pi最興奮的事情應該是接上家裡的電視吧? 如果一切安好那就不會出現這一篇文章了....
相信為數不少的人會遇到老電視的HDMI出現 not support 的錯誤,整個螢幕就像是沒有畫面一般
怎麼辦!!!!!!

博主第一個念頭就是上去把Pi給賣了,雖然博主眾多壞朋友都建議該換電視了....(60'是個不錯的選擇..)
無意中搜尋發現其實國外遇到的人還不少,現在就來給幾個建議解法,給遇到問題的人參考

1. 首先把SDCARD插在你的PC/Mac上,你會看到在SDCARD根目錄中有個文件叫做 config. txt

2. 打開這個文件,如果你裝的是Raspbian,那會看到一堆注解,如果你裝的是 xbian or xbmc相關的發行版本,你會看到簡單的幾行設定,它能設定的項目不少,原文在此。

3. 開始更改吧,基本上我改了幾個項目就可以在老電視上使用,我把項目跟說明寫下,希望對大家有幫助。

sdtv_mode = 0 (預設是0 NTSC 但是大陸部分電視是PAL[歐規]就要改成 sdtv_mode =2 )
sdtv_aspect = 3 ( 1 4:3, 2 14:9, 3 16:9 不要問我14:9是哪個怪比例....)
hdmi_force_hotplug=1 (強制從hdmi輸出,根據博主測試,這個純粹是安心用...加不加無所謂)
hdmi_drive=2 (這個很重要,如果是使用HDMI to DVI 要選擇 1[沒有聲音輸出] )
hdmi_group=1 (1是 CEA,2是 DMT,這邊因為我要輸出到電視,所以選擇1。)
(這個是標準的選擇,差距在於兩個標準的輸出方式不同,CEA靠近電視,DMT比較靠近monitor,詳情參閱原文)
hdmi_mode=16 (我們選擇了 1080P 60Hz,如果電視支援的比較少,請參考相對應的選擇...例如 720P)

4. 然後保存後,把SDCARD拿去Pi上,應該就可以看到顯示了,開始快樂的Raspberry Pi之旅吧...

下方貼上了 hdmo_group 1 與 group 2 支援的解析度,給大家參考。

希望可以幫助到大家,下一篇我們會解說怎麼測試我的電視到底支援哪些模式呢? 請期待.....

These values are valid if hdmi_group=1 (CEA)

hdmi_mode=1 VGA

hdmi_mode=2 480p 60Hz

hdmi_mode=3 480p 60Hz H

hdmi_mode=4 720p 60Hz

hdmi_mode=5 1080i 60Hz

hdmi_mode=6 480i 60Hz

hdmi_mode=7 480i 60Hz H

hdmi_mode=8 240p 60Hz

hdmi_mode=9 240p 60Hz H

hdmi_mode=10 480i 60Hz 4x

hdmi_mode=11 480i 60Hz 4x H

hdmi_mode=12 240p 60Hz 4x

hdmi_mode=13 240p 60Hz 4x H

hdmi_mode=14 480p 60Hz 2x

hdmi_mode=15 480p 60Hz 2x H

hdmi_mode=16 1080p 60Hz

hdmi_mode=17 576p 50Hz

hdmi_mode=18 576p 50Hz H

hdmi_mode=19 720p 50Hz

hdmi_mode=20 1080i 50Hz

hdmi_mode=21 576i 50Hz

hdmi_mode=22 576i 50Hz H

hdmi_mode=23 288p 50Hz

hdmi_mode=24 288p 50Hz H

hdmi_mode=25 576i 50Hz 4x

hdmi_mode=26 576i 50Hz 4x H

hdmi_mode=27 288p 50Hz 4x

hdmi_mode=28 288p 50Hz 4x H

hdmi_mode=29 576p 50Hz 2x

hdmi_mode=30 576p 50Hz 2x H

hdmi_mode=31 1080p 50Hz

hdmi_mode=32 1080p 24Hz

hdmi_mode=33 1080p 25Hz

hdmi_mode=34 1080p 30Hz

hdmi_mode=35 480p 60Hz 4x

hdmi_mode=36 480p 60Hz 4xH

hdmi_mode=37 576p 50Hz 4x

hdmi_mode=38 576p 50Hz 4x H

hdmi_mode=39 1080i 50Hz reduced blanking

hdmi_mode=40 1080i 100Hz

hdmi_mode=41 720p 100Hz

hdmi_mode=42 576p 100Hz

hdmi_mode=43 576p 100Hz H

hdmi_mode=44 576i 100Hz

hdmi_mode=45 576i 100Hz H

hdmi_mode=46 1080i 120Hz

hdmi_mode=47 720p 120Hz

hdmi_mode=48 480p 120Hz

hdmi_mode=49 480p 120Hz H

hdmi_mode=50 480i 120Hz

hdmi_mode=51 480i 120Hz H

hdmi_mode=52 576p 200Hz

hdmi_mode=53 576p 200Hz H

hdmi_mode=54 576i 200Hz

hdmi_mode=55 576i 200Hz H

hdmi_mode=56 480p 240Hz

hdmi_mode=57 480p 240Hz H

hdmi_mode=58 480i 240Hz

hdmi_mode=59 480i 240Hz H

H means 16:9 variant (of a normally 4:3 mode).

2x means pixel doubled (i.e. higher clock rate, with each pixel repeated twice)

4x means pixel quadrupled (i.e. higher clock rate, with each pixel repeated four times)




These values are valid if hdmi_group=2 (DMT)

hdmi_mode=1 640x350 85Hz

hdmi_mode=2 640x400 85Hz

hdmi_mode=3 720x400 85Hz

hdmi_mode=4 640x480 60Hz

hdmi_mode=5 640x480 72Hz

hdmi_mode=6 640x480 75Hz

hdmi_mode=7 640x480 85Hz

hdmi_mode=8 800x600 56Hz

hdmi_mode=9 800x600 60Hz

hdmi_mode=10 800x600 72Hz

hdmi_mode=11 800x600 75Hz

hdmi_mode=12 800x600 85Hz

hdmi_mode=13 800x600 120Hz

hdmi_mode=14 848x480 60Hz

hdmi_mode=15 1024x768 43Hz DO NOT USE

hdmi_mode=16 1024x768 60Hz

hdmi_mode=17 1024x768 70Hz

hdmi_mode=18 1024x768 75Hz

hdmi_mode=19 1024x768 85Hz

hdmi_mode=20 1024x768 120Hz

hdmi_mode=21 1152x864 75Hz

hdmi_mode=22 1280x768 reduced blanking

hdmi_mode=23 1280x768 60Hz

hdmi_mode=24 1280x768 75Hz

hdmi_mode=25 1280x768 85Hz

hdmi_mode=26 1280x768 120Hz reduced blanking

hdmi_mode=27 1280x800 reduced blanking

hdmi_mode=28 1280x800 60Hz

hdmi_mode=29 1280x800 75Hz

hdmi_mode=30 1280x800 85Hz

hdmi_mode=31 1280x800 120Hz reduced blanking

hdmi_mode=32 1280x960 60Hz

hdmi_mode=33 1280x960 85Hz

hdmi_mode=34 1280x960 120Hz reduced blanking

hdmi_mode=35 1280x1024 60Hz

hdmi_mode=36 1280x1024 75Hz

hdmi_mode=37 1280x1024 85Hz

hdmi_mode=38 1280x1024 120Hz reduced blanking

hdmi_mode=39 1360x768 60Hz

hdmi_mode=40 1360x768 120Hz reduced blanking

hdmi_mode=41 1400x1050 reduced blanking

hdmi_mode=42 1400x1050 60Hz

hdmi_mode=43 1400x1050 75Hz

hdmi_mode=44 1400x1050 85Hz

hdmi_mode=45 1400x1050 120Hz reduced blanking

hdmi_mode=46 1440x900 reduced blanking

hdmi_mode=47 1440x900 60Hz

hdmi_mode=48 1440x900 75Hz

hdmi_mode=49 1440x900 85Hz

hdmi_mode=50 1440x900 120Hz reduced blanking

hdmi_mode=51 1600x1200 60Hz

hdmi_mode=52 1600x1200 65Hz

hdmi_mode=53 1600x1200 70Hz

hdmi_mode=54 1600x1200 75Hz

hdmi_mode=55 1600x1200 85Hz

hdmi_mode=56 1600x1200 120Hz reduced blanking

hdmi_mode=57 1680x1050 reduced blanking

hdmi_mode=58 1680x1050 60Hz

hdmi_mode=59 1680x1050 75Hz

hdmi_mode=60 1680x1050 85Hz

hdmi_mode=61 1680x1050 120Hz reduced blanking

hdmi_mode=62 1792x1344 60Hz

hdmi_mode=63 1792x1344 75Hz

hdmi_mode=64 1792x1344 120Hz reduced blanking

hdmi_mode=65 1856x1392 60Hz

hdmi_mode=66 1856x1392 75Hz

hdmi_mode=67 1856x1392 120Hz reduced blanking

hdmi_mode=68 1920x1200 reduced blanking

hdmi_mode=69 1920x1200 60Hz

hdmi_mode=70 1920x1200 75Hz

hdmi_mode=71 1920x1200 85Hz

hdmi_mode=72 1920x1200 120Hz reduced blanking

hdmi_mode=73 1920x1440 60Hz

hdmi_mode=74 1920x1440 75Hz

hdmi_mode=75 1920x1440 120Hz reduced blanking

hdmi_mode=76 2560x1600 reduced blanking

hdmi_mode=77 2560x1600 60Hz

hdmi_mode=78 2560x1600 75Hz

hdmi_mode=79 2560x1600 85Hz

hdmi_mode=80 2560x1600 120Hz reduced blanking

hdmi_mode=81 1366x768 60Hz

hdmi_mode=82 1080p 60Hz

hdmi_mode=83 1600x900 reduced blanking

hdmi_mode=84 2048x1152 reduced blanking

hdmi_mode=85 720p 60Hz

hdmi_mode=86 1366x768 reduced blanking
回覆文章

誰在線上

正在瀏覽這個版面的使用者:沒有註冊會員 和 2 位訪客