ÇÖȨͶËß
¶©ÔÄ
¾À´í
¼ÓÈë×ÔýÌå

·ÉÓÍŹâÄ£¿éSFF-8472ЭÒéÓëDDM

SFF£­8472ЭÒé

SFF£­8472ÊÇÒ»¸ö¹ØÓÚ¹âѧÆ÷¼þÊý×Ö¼à¿Ø·½ÃæµÄ¶àԴЭÒ飬ÓÉÐÐÒµ×éÖ¯SFF Committee£¨Small Form Factor Committee СÍâÐιæ¸ñίԱ»á£©Öƶ¨¡£ SFF£­8472ЭÒéΪ¹âÄ£¿éÉú³§É̺ÍÍøÂçÉè±¸ÖÆÔìÉ̶¨ÒåÁËÒ»Öֲο¼¿ò¼Ü£¬Òò´Ë²»Í¬µÄ¹âÄ£¿éÉú³§É̺ÍÍøÂçÉè±¸ÖÆÔìÉ̵ÄÉú²úµÄ²úÆ·¾ßÓÐÎÞ·ìµÄ¿É»¥²Ù×÷ÐÔ¡£SFF£­8472 ЭÒéÖУ¬¹æ·¶ÁËÄ£¿é±êʶ¡¢³§É̵ÈÐÅÏ¢µÈÏêϸÒÔ¼°¹âÄ£¿éµÄÊý×ÖÕï¶Ï¼à¿Ø¹¦ÄÜ£¨DDM£©¡£ÕâЩÐÅÏ¢±»´æÖüÔÚ±ê×¼µÄÄÚ´æ½á¹¹ÖУ¬ÒÔ±ãͨ¹ý±ê×¼µÄIIC½Ó¿Ú¶ÁÈ¡¡£SFF£­8472±£ÁôÁËÔ­À´SFP£¯GBICÔÚ´æ´¢É豸A0h´¦µÄµØÖ·Ó³É䣬²¢ÔÚ´æ´¢É豸A2h´¦ÐÂÔöÁËÒ»¸ö256×ֽڵĴæÖüµ¥Ôª¡£Õâ¸ö´æÖüµ¥Ôª³ýÁËÌṩ²ÎÊý¼à²âÐÅÏ¢Í⣬»¹¶¨ÒåÁ˱¨¾¯±êÖ¾»ò¸æ¾¯Ìõ¼þ£¬µç½Ó¿Ú¿ØÖƵ¥ÔªºÍÓû§¿ÉдµÄ×Ô¶¨Òå´æ´¢µ¥Ôª¡£

¹âÄ£¿éSFF-8472ЭÒéÓëDDM

A0ÓëA2»ù±¾½éÉÜ

? A0ÓëA2ÕâÊÇЭÒ鹿¶¨µÄÁ½¸öI2CÉ豸´ÓµØÖ·£¬ Èç¹ûÄ£¿éÏ൱ÓÚÒ»¸öµçÄÔµÄÖ÷»ú£¬ÄÇÕâÀïµÄA0ºÍA2¾ÍÏëµ±ÓÚÊǵçÄÔµÄCÅ̺ÍDÅÌ

É豸A0Ïêϸ¶¨Òå

×Ö½Ú0¡«95

±êʶģ¿éÀàÐÍ¡¢½ÓÍ·ÀàÐÍ¡¢²¨³¤¡¢ËÙÂÊ

¹©Ó¦ÉÌÃû³Æ£¬Ä£¿éÐͺÅ

Éú²úÈÕÆÚ£¬ ϵÁкźͶÔÊý×Ö¼à¿Ø¹¦ÄܵÄÖ§³ÖÏî

×Ö½Ú96¡«127

Õⲿ·Ö×Ö½ÚÊǹ©Ó¦ÉÌ×Ô¶¨Ò壬Òò´ËÒ²Óв»ÉÙ³§¼ÒÔÚÕâÀï×öÊý¾ÝУÑé

µäÐ͵ÄÈçHP£¬ CiscoÄ£¿é¶¼ÊÇÔÚÕⲿ·Ö×öChecksum£¬Õâ¾ÍÎÒÃdz£Éæ¼°µÄÄ£¿é¼æÈÝÐÔÎÊÌâ¡£

×Ö½Ú128¡«255

ЭÒ鹿¶¨ÎªSFF£­8079±£Áô

É豸A2Ïêϸ¶¨Òå

×Ö½Ú0¡«55

´æ·Å¸÷¸ö¼à¿ØÁ¿µÄ¸æ¾¯ÖµºÍ·§Öµ

×Ö½Ú56¡«95

´æ·ÅÍⲿУ׼³£Á¿

ÆäÖÐ95×Ö½ÚÊÇ´æ·ÅµÄÊÇ´Ó0¡«94µÄ×ܺ͵Ächecksum

×Ö½Ú96¡«109

Êý×ÖʵʱÕï¶ÏÖµ£¬Ö÷ÒªÓÉζȣ¬µçѹ£¬Æ«ÖõçÁ÷£¬·¢É书ÂʺͽÓÊÕ¹¦ÂÊ5¸öÄ£ÄâÁ¿£¬Ã¿¸ö¼à¿ØÁ¿Õ¼ÓÃÁ½¸ö×Ö½Ú

×Ö½Ú110¡«119

ÓÃ×÷״̬Á¿µÄ¼à¿Ø

×Ö½Ú120¡«127

×Ö½Ú123¡«126ͨ³£ÓÃ×÷Ä£¿éµÄ¼ÓÃÜÃÜÂëдÈëµØÖ·

×Ö½Ú127¶¨ÒåΪҳѡ¹¦ÄÜÉ趨

×Ö½Ú128¡«255£¨user eeprom£©

¸ù¾Ýҳѡ×Ö½ÚÉ趨µÄÖµ£¬ÏÔʾ¶ÔÓ¦±íÊý¾Ý

Êý×ÖÕï¶Ï¼àÊÓ¹¦ÄÜ

DDM£¨Êý×ÖÕï¶Ï¼àÊÓ¹¦ÄÜ£© digital diagnostic monitoring£¬ define in SFF£­8472 documents£® ¼à²âµÄ5¸öʵʱ²âÁ¿²ÎÊýΪ£º

¹âÄ£¿éSFF-8472ЭÒéÓëDDM

DDMÄÚУ׼ÓëÍâУ׼

ÄÚУ׼£º²ÉÓÃÄÚ²¿Ð£×¼£¬A£¯DÖµ±»Ð£×¼Îª±ê¶¨Öµ£¬A£¯Dת»»Öµ¾­¹ýÎïÀíÁ¿±ä»»ºÍÏàÓ¦Ëõ·Å£¬×îºóÊä³öµÄÊý×ֱ궨ֵ·ûºÏЭÒéÖй涨µÄÊýÖµ·¶Î§¡£

¹âÄ£¿éSFF-8472ЭÒéÓëDDM

ÍâУ׼£º²ÉÓÃÍⲿУ׼ʱ£¬´æ´¢µÄÊÇδ¾­´¦ÀíµÄA£¯Dת»»Öµ£¬¼à²âÈí¼þͨ¹ý¶ÁÈ¡´æ´¢µ¥ÔªA2HÖÐ38H¡«5FHµØÖ·ÄÚµÄУ׼³£Êý£¬ÔÙͨ¹ýÍⲿУ׼¹«Ê½°ÑA£¯DÖµ»»Ëã³Éʵ¼ÊÖµ

ÍⲿУ׼ÔËËã·¨Ôò£º

T£¨C£© £½ Tslope £ª TAD £¨16 bit signed twos complement value£© £« Toffset£® The result is in units of 1£¯256C¡£

V£¨uV£© £½ VSLOPE £ª VAD £¨16 bit unsigned integer£© £« VOFFSET£® The result is in units of 100uV

I £¨uA£© £½ ISLOPE £ª IAD £¨16 bit unsigned integer£© £« IOFFSET£® This result is in units of 2 uA

TX£ßPWR £¨uW£© £½ TX£ßPWRSLOPE £ª TX£ßPWRAD £¨16 bit unsigned integer£© £« TX£ßPWROFFSET£® This result is in units of 0£®1uW

Rx£ßPWR £¨uW£© £½ Rx£ßPWR£¨4£© £ª Rx£ßPWRAD4 £¨16 bit unsigned integer£© £«Rx£ßPWR£¨3£© £ª Rx£ßPWRAD3 £¨16 bit unsigned integer£©£«Rx£ßPWR£¨2£© £ª Rx£ßPWRAD2 £¨16 bit unsigned integer£©£«Rx£ßPWR£¨1£© £ª Rx£ßPWRAD £¨16 bit unsigned integer£© £«Rx£ßPWR£¨0£©£® The result is in units of 0£®1uW

ͨ³£¹âÄ£¿éÓ¦ÓÃÉ豸ĬÈϲÉÓÃÍâУ׼µÄ·½·¨»ñȡģ¿éDDM£¬È»¶ø³§ÉÌÔÚÉú²úʱ¹âÄ£¿é¶¼ÊÇ´æ·Å¾­¹ýÄÚУ׼ºóA£¯DÖµ£¬Îª±£Ö¤²ÉÓÃÍâУ׼Ëã·¨ºÍÄÚУ׼Ëã·¨µÃµ½µÄDDM½á¹ûÒ»Ö£¬ÐèÒª°ÑÍâУ׼ϵÊýÖеĸ߽×ϵÊýºÍÆ«Öò¹³¥ÉèΪ0£¬Ò»½×ϵÊýÉèÖÃλ1¡£

¹âÄ£¿éSFF-8472ЭÒéÓëDDM

DDM¹¦ÄܵÄÓ¦ÓÃ

¹âÏËÊÕ·¢Ä£¿éÖеĹÊÕÏÕï¶Ï¹¦ÄÜΪϵͳÌṩһÖÖÐÔÄܼà²âÊֶΣ¬¿ÉÒÔ°ïÖúϵͳ¹ÜÀíÔ¤²âÊÕ·¢Ä£¿éµÄÊÙÃü¡¢¸ôÀëϵͳ¹ÊÕϲ¢ÔÚÏÖ³¡°²×°ÖÐÑé֤ģ¿éµÄ¼æÈÝÐÔ¡£

Ô¤²â¹âÄ£¿éµÄʹÓÃÊÙÃü£º¹âÄ£¿éµÄÊý×ÖÕï¶Ï¼à¿Ø½Ó¿Ú£¨DDMI£©¿ÉÒÔʵʱ¼à¿ØÆä¼¤¹âÆ÷µÄÇé¿ö£¬Ò»°ãÀ´½²£¬¹âÄ£¿éµÄÊä³ö¹¦Âʶ¼ÊÇÎȶ¨µÄ£¬µ«ÊÇËæ×ÅÔËÐÐʱ¼äµÄÔö¼Ó£¬·¢É伤¹âÆ÷µÄÁ¿×ÓЧÂʻήµÍ£¬Îª±£³ÖÎȶ¨µÄ¹â¹¦ÂÊ£¬¹¦ÂÊ¿ØÖƵ¥ÔªÍ¨¹ý²»¶ÏÔö¼Ó¼¤¹â·¢ÉäÆ÷µÄÆ«ÖõçÁ÷À´ÊµÏÖ£¬Òò´ËÓû§¿ÉÒÔͨ¹ý¼à¿Ø¼¤¹â·¢ÉäÆ÷µÄµÄÆ«ÖõçÁ÷À´Ô¤²â¹âÄ£¿éµÄʹÓÃÊÙÃü¡£

¹ÊÕ϶¨Î»£ºÔÚ¹âͨÐÅϵͳÖУ¬¾«×¼µØÕÒµ½¹ÊÕϵã¾ßÓÐÖØÒªÒâÒå¡£½èÖúÊý×ÖÕï¶Ï¼à¿Ø¹¦ÄÜ£¨DDM£©¼à¿ØÊý¾Ý׼ȷ¶¨Î»¹ÊÕÏÊÇÔÚÄ£¿éÄÚ»¹ÊÇÔÚ¹â·ÉÏ£¬ÊµÔÚ±¾µØÄ£¿é»¹ÊÇÔÚ¶Ô¶ËÄ£¿éÉÏ¡£

¼æÈÝÐÔÑéÖ¤£º¼æÈÝÐÔÑéÖ¤¼´¼ì²â¹âÄ£¿éÊÇ·ñ¿ÉÒÔÔÚÄ³Ò»ÍøÂçÉ豸ÉÏÕý³£Ê¹Ó㬷ÖÎöÄ£¿éµÄ¹¤×÷»·¾³ÊÇ·ñ·ûºÏÊý¾ÝÊÖ²á»òºÍÏà¹ØµÄ±ê×¼¼æÈÝ£¬¶ø¹âÄ£¿é²»¼æÈݵij£¼ûÇé¿öÓÐζȳ¬¹ý¹âÄ£¿éµÄ¹æ¸ñ¡¢½ÓÊÕµ½µÄ¹â¹¦ÂʹýÔØ»òµÍÓÚ¹â½ÓÊÕÆ÷µÄµÄ½ÓÊÕ·¶Î§µÈ¡£¶øÊ¹ÓþßÓÐÊý×ÖÕï¶Ï¼à¿Ø¹¦ÄÜ£¨DDM£©µÄ¹âÄ£¿éÄÜÖ±¹ÛµÄ·´Ó³ÕâЩ²»¼æÈÝÇé¿ö¡£

¹âÄ£¿éSFF-8472ЭÒéÓëDDM

Ô­ÎıêÌâ : ¹âÄ£¿éSFF-8472ЭÒéÓëDDM

ÉùÃ÷£º±¾ÎÄÓÉÈëפά¿ÆºÅµÄ×÷Õß׫д£¬¹Ûµã½ö´ú±í×÷Õß±¾ÈË£¬²»´ú±íOFweekÁ¢³¡¡£ÈçÓÐÇÖȨ»òÆäËûÎÊÌ⣬ÇëÁªÏµ¾Ù±¨¡£

·¢±íÆÀÂÛ

¹² 0ÌõÆÀÂÛ£¬ 0È˲ÎÓë

ÇëÊäÈëÆÀÂÛÄÚÈÝ...

ÇëÊäÈëÆÀÂÛ/ÆÀÂÛ³¤¶È6~500¸ö×Ö

ÄúÌá½»µÄÆÀÂÛ¹ýÓÚÆµ·±£¬ÇëÊäÈëÑéÖ¤Âë¼ÌÐø

ÔÝÎÞÆÀÂÛ

ÔÝÎÞÆÀÂÛ

¹âͨѶ ÁÔͷְλ ¸ü¶à
    ÎÄÕ¾À´í
    x
    *ÎÄ×Ö±êÌ⣺
    *¾À´íÄÚÈÝ£º
    ÁªÏµÓÊÏ䣺
    *Ñé Ö¤ Â룺

    ÔÁ¹«Íø°²±¸ 44030502002758ºÅ