AppleÐÂÒ»´úiPod·¢²¼,Video iPod Ö®Áù:ÆÊÎöiPod

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The new click wheel

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A very diminutive hard drive

A mostly empty case

    ÔÚ°ÑÓ²ÅÌ´ÓÖ÷°åÉÏ·½È¡ÏÂÀ´Ö®ºó,Ä㽫ÇåÇå³þ³þµÄ¿´µ½,¼´Ê¹²»ÊÇÈ«²¿,Ò²½«ÊǴ󲿷ָÃÉ豸µÄÖ÷ҪоƬ.ÔÚÏÂÃæµÄͼƬÖÐÄ㽫·¢ÏÖоƬPortalPlayer 5021C-TDF ºÍiPod nano ÖеĹ©µçоƬÊÇͬһ¿î.ÓëiPod nano ÖÐÏàͬµÄоƬ»¹ÓÐ×÷ΪÉ豸»º´æµÄ32MBÈýÐÇSDRM(534-K9WAG08U1M)ÒÔ¼°µçÔ´¹ÜÀíоƬ·ÆÀûÆÕ CF50607.

    È»¶ø,еÄоƬÊÇÕ¼¾ÝÏÔÖøÎ»ÖõÄBroadcom "VideoCore"оƬ-- BCM2722, BCM2722¸ºÔðËùÓз±ÖصÄÓ°ÊÓ´¦Àí¹¤×÷. BCM2722 È¡´úÁËnanoÖÐËù²ÉÓõÄWolfson ÓïÒô±à½âÂëÆ÷,²¢¼¯³ÉÁËÊÓÆµ´¦ÀíºÍÊä³ö¹¦ÄÜ.½ñÌìBroadcom¾Ù°ìÁËÐÂÎÅ·¢²¼»á£¬»áÉÏÐû³Æ:
    ÒÆ¶¯µç»°ºÍÆäËü±ãЯÉ豸Öи߶˶àýÌ幦ÄܵÄÈÕÒæÁ÷ÐУ¬´ø¶¯ÁËÖ÷Á÷Ïû·ÑÕßÔڳɱ¾¿É½ÓÊܵÄÇé¿ö϶Ըü¸ßÐÔÄÜÊÓÆµºÍÉãÏñ´¦ÀíÆ÷µÄÐèÇó¡£Ð°æBroadcom´¦ÀíÆ÷, BCM2722 ºÍ BCM2724,ÓÐ×ÅÈÃBroadcomÒýÒÔΪ°ÁһϵÁжàýÌåÌØÕ÷,°üÀ¨¶Ô5°ÙÍòÏóËØÊýÂëÏà»úµÄÖ§³Ö,30Ö¡/ÃëµÄMPEG-4 VGA »ò H.264 CIFÊÓÆµ±àÂë/½âÂë,ÒÔ¼°µçÊÓÊä³ö. ÔÚ¸÷×Ô¼¯³ÉÁË32Mbits ºÍ64Mbits µÄǶÈëʽ SDRAM ºÍVideoCore´¦ÀíÆ÷Ö®ºó,BCM2722 ºÍ BCM2724¶¼ÄÜÓ¦Óõ½ÖжËÒÆ¶¯µç»°ÖÐÌṩ¸ßÆ·ÖʵÄÊÓÆµ,ÓÎÏ·ÒÔ¼°ÒôÀÖ.
    Broadcom "VideoCore"оƬ-- BCM2722ÊÇÕą̂iPodÊÓÆµÊä³ö²ãµÄºËÐÄ.ËüÍê³ÉµçÊÓÐźŵÄÊä³ö,½âÂëÒÔ¼°ÏÔʾÊÓÆµÄÚÈݵȹ¦ÄÜ.¸ÃоƬ¾ÍÆä±¾Éí¶øÑÔÄܽâÂë¸ß´ï640x480µãÕóµÄH.264 ºÍMPEG4ÊÓÆµ,¸ÃÐÔÄÜÃ÷ÏÔ¸ßÓÚÆ»¹û¹«Ë¾²úƷ˵Ã÷ÊéÖеÄ×î´óÖµ.

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    * LCD: Éú²ú³§É̲»Ã÷; ÐͺÅΪ: 1WX510015194, 320x240, .156-mm dot pitch, 2.5"
    * Battery: Éú²ú³§É̲»Ã÷;ÐͺÅΪ: 5H27086
    * CPU/media decoder: Portal player 5021C-TDF (ÓïÑÔ½âÂë)
    * Video decoder/driver: Broadcom VideoCore BCM2722 (ÊÓÆµ½âÂë, ÓïÒô±àÂë, LCD ºÍ TV Êä³öÇý¶¯)
    * Power management: Philips CF5067
    * Voltage regulator: National Semiconductor LM34910 high voltage (40V, 1.25A) ²½½øÖÆ¿ª¹ØÎÈѹÆ÷.
    * Audio codec: Wolfsom WM87588G (ÓïÒô½âÂë, »ìºÍ, Çý¶¯)

Mmm... chips
    Õą̂пîµÚÎå´úiPodÑØÏ®ÁËÐí¶ànanoÖÐÓõ½µÄ¼¼Êõ,ͬʱ,Ëæ×ÅBroadcom VideoCoreоƬµÄÓ¦ÓÃ,Ôö¼ÓÁËÐÂÒ»´úµÄÒÆ¶¯ÊÓÆµ,ÒôƵÒÔ¼°Í¼Ïñ´¦Àí¼¼Êõ.Ëæ×ÅÆäÈÕ½¥³ÉΪƻ¹û¹«Ë¾¹¤³Ì¼¼ÊõµÄ±ê×¼,ÄܰÑÈç´Ë¸´ÔÓµÄÉ豸×öµÃÈç´ËСÇÉ£¨ÒëÕß×¢£º¼¯³É¶ÈÈç´Ë¸ß£©,Õâ¿îiPod¼òÖ±¾ÍÊÇÒ»¼þÒÕÊõÆ·.ÎÒ½«¼¸ºõÓÀÔ¶×¢ÊÓ×ÅËü,²¢¼ÌÐø·¢ÏÖÆäÐÂÆæºÍÓÐȤ֮´¦ºÍ´ó¼ÒÒ»Æð·ÖÏí.

×÷Õß:Clint Ecker   ¸üÐÂÈÕÆÚ:2005-11-09
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