_1668507483.png)
½üÆÚ £¬£¬£¬£¬£¬£¬RedmiºìÃ×ÍƳöRMMNT27NUÐͺŵÄ27Ó¢´ç4KÏÔʾÆ÷ £¬£¬£¬£¬£¬£¬ÊÇÒ»¿îÓëÖÚ²î±ðµÄUSB-TypeC¶à¹¦Ð§ÏÔʾÆ÷¡£¡£¡£¡£¡£¡£¡£¸Ã¿î²úÆ·Ñ¡ÓÃÁËоº£¿£¿£¿£¿£¿£¿Æ¼¼£¨¹ÉƱ´úÂ룺688595£©ÆìÏÂUSB PD¿ì³äÐÒéоƬ CS32G020 £¬£¬£¬£¬£¬£¬Í¨¹ýUSB-TypeC½Ó¿Ú £¬£¬£¬£¬£¬£¬Ö§³ÖÒôÊÓƵ´«Êä¡¢Êý¾Ý´«Êä £¬£¬£¬£¬£¬£¬ÄܸøÅþÁ¬µ½ÏÔʾÆ÷µÄÌõ¼Ç±¾»òÊÖ»ú¾ÙÐÐPD¿ìËÙ³äµç £¬£¬£¬£¬£¬£¬×î¸ß³äµç¹¦ÂÊ¿É´ï65W¡£¡£¡£¡£¡£¡£¡£ÖÁ´Ë £¬£¬£¬£¬£¬£¬Ð¾º£¿£¿£¿£¿£¿£¿Æ¼¼PD¿ì³ä²úÆ·ÒÑÔÚ¶à¼ÒÒµÄÚ×ÅÃûÆ·ÅƳ§É̵ÄÏÔʾÆ÷Æì½¢²úÆ·ÖÐʵÏÖÁË´ó¹æÄ£ÉÌÓᣡ£¡£¡£¡£¡£¡£
Ëæ×ÅUSB-TypeC & USB-PD£¨Power Delivery£©ÊÖÒÕµÄÉú³¤ÆÕ¼° £¬£¬£¬£¬£¬£¬USB-TypeC½Ó¿Ú³ÉΪÁËÊÖ»ú¡¢Ìõ¼Ç±¾µçÄÔµÈ×°±¸µÄ±ê×¼ÉèÖÃ½Ó¿Ú £¬£¬£¬£¬£¬£¬²¢ÇÒÆäÉèÖõÄUSB-TypeC ½Ó¿Ú¾ßÓгäµç¡¢Êý¾Ý´«Êä¡¢ÒôÊÓƵÊä³öµÄ¹¦Ð§¡£¡£¡£¡£¡£¡£¡£ÎªÁËÌá¸ßÈËÃǵÄÊÂÇéЧÂʺÍÉúÑÄÓéÀÖÌåÑé £¬£¬£¬£¬£¬£¬¹Å°åÏÔʾÆ÷ÒѾԽÀ´Ô½Ã»Óв½·¥Öª×ãÈËÃǵÄÕâÏîÐèÇó £¬£¬£¬£¬£¬£¬USB-TypeC ¶à¹¦Ð§ÏÔʾÆ÷±ãÓ¦Ô˶øÉú £¬£¬£¬£¬£¬£¬Í¬Ê±Ô½À´Ô½¶àµÄÆ·ÅƳ§ÉÌÍƳö¼¯³ÉUSB-Type C & USB-PDÊÖÒյĶ๦ЧÏÔʾÆ÷²úÆ·¡£¡£¡£¡£¡£¡£¡£
USB-TypeC¶à¹¦Ð§ÏÔʾÆ÷ÌØÉ«
¡ô·´Ïò³äµç¡¢Êý¾Ý´«Êä¡¢ÒôÊÓƵ´«Ê䡪¡ªµÃÒæÓÚUSB-IFÍƳöµÄȫеÄÈ«¹¦Ð§USB-TypeC½Ó¿ÚºÍÇ¿Ê¢µÄUSB-PDÊÖÒÕ £¬£¬£¬£¬£¬£¬Í¨¹ýUSB-PDÐÒé¾ÙÐÐAlt mode£¨Alternate mode£©µÄÉèÖà £¬£¬£¬£¬£¬£¬Ê¹µÃ³ýÁËUSB±ê×¼ÐÒéÒÔÍâµÄÆäËûÐÒé¿ÉÒÔÔÚUSB-TypeC½Ó¿ÚÉÏÔËÐкÍÓ¦Óà £¬£¬£¬£¬£¬£¬ÀýÈçThunderbolt¡¢DP¡¢USB4µÈÐÒé¡£¡£¡£¡£¡£¡£¡£ÁíÍâ £¬£¬£¬£¬£¬£¬USB-TypeC½Ó¿Ú³ýÁËÖ§³ÖÕý·´²å¹¦Ð§Íâ £¬£¬£¬£¬£¬£¬Æä×îÖ÷ÒªµÄÒ»¸ö¹¦Ð§ÌØÕ÷ÊÇÖ§³Ö³ä·Åµç¡¢Êý¾ÝÊä³ö¡¢ÒôÊÓƵ´«ÊäÓÚÒ»ÌåµÄ¹¦Ð§ £¬£¬£¬£¬£¬£¬ÕâʹµÃ¼¯³ÉÁËUSB-TypeC½Ó¿ÚµÄ¶à¹¦Ð§ÏÔʾÆ÷¿ÉÒÔºÜÀû±ãµØͨ¹ýÒ»¸ùC to CÏßÀ½«Ìõ¼Ç±¾µçÄÔ»òÊÖ»úÓëÏÔʾÆ÷ÏàÅþÁ¬ £¬£¬£¬£¬£¬£¬ÊµÏÖÒôÊÓƵÐźÅÊä³ö¡¢Êý¾Ý´«Êä £¬£¬£¬£¬£¬£¬»¹¿ÉͬʱΪÓëÏÔʾÆ÷ÏàÅþÁ¬µÄÌõ¼Ç±¾µçÄÔ»òÊÖ»ú¾ÙÐÐUSB-PD¿ìËÙ³äµç £¬£¬£¬£¬£¬£¬ÎªÏûºÄÕßÇáËÉ´òÔì¸ßЧÕûÆëµÄ°ì¹«¡¢ÓéÀÖ¡¢´´×÷ÇéÐΡ£¡£¡£¡£¡£¡£¡£
¡ô¼¯³É¶àÖÖ½Ó¿Ú £¬£¬£¬£¬£¬£¬¹¦Ð§¸»ºñÊÊÓ᪡ªÓÉÓÚUSB-TypeC¶à¹¦Ð§ÏÔʾÆ÷»¹¼¯³É¡°USB HUB¡±¹¦Ð§ £¬£¬£¬£¬£¬£¬½«ÏÔʾÆ÷ºÍÌõ¼Ç±¾µçÄÔͨ¹ýC to CÏßÀÂÏ໥ÅþÁ¬ºó £¬£¬£¬£¬£¬£¬ÏÔʾÆ÷±³²¿µÄÆäËû½Ó¿Ú£¨ÀýÈçUSB-A¿Ú £¬£¬£¬£¬£¬£¬ÒôƵÊä³ö½Ó¿Ú£©¿ÉÅþÁ¬¸ü¶àµÄÆäËûÍâÉ裨ÀýÈçÊó±ê¡¢¼üÅÌ¡¢UÅÌ¡¢ÏÔʾÆ÷¹ÒµÆ¡¢ÒôÏäµÈ£© £¬£¬£¬£¬£¬£¬¿ÉΪÌõ¼Ç±¾µçÄÔ¼õÇá½Ó¿Úȱ·¦µÄ¼ç¸º £¬£¬£¬£¬£¬£¬´´Á¢³öÔ½·¢ÕûÆëµÄ°ì¹«´´×÷¿Õ¼ä¡£¡£¡£¡£¡£¡£¡£
оº£¿£¿£¿£¿£¿£¿Æ¼¼CS32G020ÊÊÅäÓÚÏÔʾÆ÷ÖÕ¶ËÓ¦ÓÃ
Õë¶ÔUSB-TypeC¶à¹¦Ð§ÏÔʾÆ÷Êг¡Ó¦Óà £¬£¬£¬£¬£¬£¬Ð¾º£¿£¿£¿£¿£¿£¿Æ¼¼È«ÐÄÉè¼ÆÍƳöµÄ CS32G020 £¬£¬£¬£¬£¬£¬½«×ÊÖúÖÕ¶ËÆ·ÅÆ¿Í»§Éè¼Æ³öÍêÉƵĹ¦Ð§¸»ºñµÄUSB-TypeC¶à¹¦Ð§ÏÔʾÆ÷¡£¡£¡£¡£¡£¡£¡£
³äµçÍ·Íø¹ØÓÚRedmiºìÃ×RMMNT27NUÏÔʾÆ÷²ð½âͼ
CS32G020ÄÚǶARM? Cortex?-M0ÄÚºË £¬£¬£¬£¬£¬£¬Ö÷Ƶ×î¸ß48MHz £¬£¬£¬£¬£¬£¬ÄÚÖÃ64K×Ö½Ú³ÌÐòFlash £¬£¬£¬£¬£¬£¬Êý¾ÝFlash¾Þϸ¿ÉÉèÖÃ(Óë³ÌÐòFlash¹²Ïí) ,4K×Ö½ÚLDROM £¬£¬£¬£¬£¬£¬8K×Ö½ÚSRAM¡£¡£¡£¡£¡£¡£¡£¿£¿£¿£¿£¿£¿ÉÖ§³Ö¸ü¹ã¹æÄ£µÄ¹¤Òµ¿ØÖƺÍÐèÒª¸ßÐÔÄÜCPUµÄ³¡ºÏ £¬£¬£¬£¬£¬£¬ÊÊÓÃÓÚÏÔʾÆ÷¡¢ÍØÕ¹Îë¡¢¿ì³äµçÔ´µÈÖî¶àÓ¦ÓÃÁìÓò¡£¡£¡£¡£¡£¡£¡£
¡ôCS32G020ϵͳ¹¦Ð§¿òͼ
¡ôCS32G020Ö÷Òª¹¦Ð§Ìصã
¡ôCS32G020оƬ»ñµÃPDÈÏÖ¤
CS32G020оƬÒÑͨ¹ýUSB IF PD3.0ÈÏÖ¤ £¬£¬£¬£¬£¬£¬Ö¤ÊéÈçÏ£º
CS32G020 PD3.0 ÈÏÖ¤
³ýÁËCS32G020Ö®Íâ £¬£¬£¬£¬£¬£¬Ð¾º£¿£¿£¿£¿£¿£¿Æ¼¼ÓÚ½ñÄê8ÔÂÕýʽÐû²¼µÄCUB2041Ò²ÊÇÒ»¿îÊÊÓÃÓÚÏÔʾÆ÷¡¢HUB¡¢Docking µÈÓ¦ÓÃÁìÓòµÄ¸ß¼¯³É¶È¡¢¸ßÐÔÄÜ¡¢µÍ¹¦ºÄ USB2.0 ¼¯ÏßÆ÷ £¬£¬£¬£¬£¬£¬¼¯³É 1 ¸ö USB2.0 ÉÏÐÐ¶Ë¿ÚºÍ 4 ¸ö USB2.0 ÏÂÐж˿ڡ£¡£¡£¡£¡£¡£¡£¸Ã²úÆ·ÏìӦʱ¼ä¿ì £¬£¬£¬£¬£¬£¬ÄÚ²¿Ê¹ÓÃ״̬»ú¾ÙÐпØÖÆ £¬£¬£¬£¬£¬£¬ËùÓÐ USB2.0 ¶Ë¿Ú¶¼ÍêÈ«ÇÐºÏ USB 2.0 ±ê×¼ £¬£¬£¬£¬£¬£¬²¢ÇÒÏòϼæÈÝ USB 1.1 ±ê×¼¡£¡£¡£¡£¡£¡£¡£
»ùÓÚCS32G020µÄÏÔʾÆ÷Ó¦Óÿòͼ
ƾ֤USB-TypeCºÍPDÔÀíÊÖÒÕ £¬£¬£¬£¬£¬£¬Ê¹ÓÃоº£¿£¿£¿£¿£¿£¿Æ¼¼PDÐÒé¿ØÖÆоƬCS32G020Éè¼ÆµÄUSB-TypeCÏÔʾÆ÷µÄÓ¦ÓÿòͼÈçÏ£º
ƾ֤PD¿ì³äÐÒéÒªÇó £¬£¬£¬£¬£¬£¬CS32G020ͨ¹ýI2C¿ØÖÆBuck-Boost¾ÙÐпØÖƵçѹ¡¢µçÁ÷¸øÌõ¼Ç±¾µçÄÔ»òÊÖ»ú¾ÙÐÐPD¿ì³ä³äµç¡£¡£¡£¡£¡£¡£¡£
ƾ֤TypeCÔÀíÓëÊÖÒÕ £¬£¬£¬£¬£¬£¬CS32G020ʶ±ð³öUSB-TypeCÏßÀµÄÕý·´²åÆ«Ïò £¬£¬£¬£¬£¬£¬´Ó¶øͨ¹ý¿ØÖÆMux¾ÙÐÐUSB&DPÊý¾ÝͨµÀµÄÇл»ºÍÅþÁ¬¡£¡£¡£¡£¡£¡£¡£
ƾ֤VDMÐÂÎÅÎÕÊÖÐÉÌÔÀíÁ÷³Ì £¬£¬£¬£¬£¬£¬Íê³ÉÌõ¼Ç±¾µçÄÔ»òÊÖ»úµÈ×°±¸µÄ²åÈëʶ±ð £¬£¬£¬£¬£¬£¬ÒÔ¼°¶ÔDP Alt modeµÄÉèÖà £¬£¬£¬£¬£¬£¬ÊµÏÖÊý¾Ý´«Êä¡¢ÒôƵÊä³öÏÔʾºÍ³ä·ÅµçÓÚÒ»ÌåµÄ¹¦Ð§¡£¡£¡£¡£¡£¡£¡£
×ܽá
оº£¿£¿£¿£¿£¿£¿Æ¼¼ÊǺ£ÄÚÊ×ÅúÍƳöUSB PD¿ì³äÐÒéоƬµÄоƬԳ§ £¬£¬£¬£¬£¬£¬¼ÓÈëÁËÖйú¿ì³äÐÐÒµ±ê×¼UFCSµÄÖƶ©¡£¡£¡£¡£¡£¡£¡£¹«Ë¾USB PD¿ì³äϵÁÐоƬ¼¯³ÉÁ×Æß¾«¶ÈADC £¬£¬£¬£¬£¬£¬Äܹ»Ô½·¢¾«×¼µØ¼ì²âµçѹ¡¢µçÁ÷µÈÐźŠ£¬£¬£¬£¬£¬£¬ÌṩԽ·¢¾«×¼µÄÐÅϢ״̬·´Ïì £¬£¬£¬£¬£¬£¬Èÿì³äÔ½·¢Çå¾²¿É¿¿ £¬£¬£¬£¬£¬£¬ÊµÏÖÁ˶à¼ÒÆ·ÅƳ§ÉÌÏÔʾÆ÷Æì½¢²úÆ·µÄ´ó¹æÄ£ÉÌÓà £¬£¬£¬£¬£¬£¬Êܵ½ÏûÓöȻ§µÄÈϿɺͽӴý¡£¡£¡£¡£¡£¡£¡£
оº£¿£¿£¿£¿£¿£¿Æ¼¼USB PD²úÆ·¿ÉʵÏÖµ¥Ð¾Æ¬Íê³É³ä·Åµç¡¢Í¶ÆÁ¡¢Êý¾Ý´«ÊäµÈ¹¦Ð§ £¬£¬£¬£¬£¬£¬ÔÚ×ÊÖúÖն˲úÆ·Éè¼Æ»¯·±Îª¼òͬʱÔöÌí²úÆ·Âôµã £¬£¬£¬£¬£¬£¬ÒÑÆÕ±éÓ¦ÓÃÓÚÌõ¼Ç±¾µçÄÔ¡¢±ãЯÏÔʾÆÁ¡¢×ÀÃæÏÔʾÆ÷¡¢HUB¡¢Docking¡¢Òƶ¯µçÔ´¡¢´¢ÄܵçÔ´¡¢³äµçÆ÷¡¢Ï߲ġ¢ÒôƵת½ÓµÈÓ¦ÓÃÁìÓò¡£¡£¡£¡£¡£¡£¡£