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MB85RS256B Datasheet, PDF (7/32 Pages) Fujitsu Component Limited. – 256 K (32 K×8) ビットSPI | |||
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MB85RS256B
ɾRDSR
RDSR ίÏϯÏ
͸εÏÊλεϨδελͷÏÊλÎಡÎà¥Í Î͢ɻSI Í´ RDSR ͷΦÏίÊÏ
Îà³à¾ Þ, SCK Í´ 8 αΠΫϧ
ͷΫϩοΫÎà³à¾Í Î͢ɻÍÍ·Í±Í , SI Í·à®Í¸à»Þ®Í°Í¢É»SO ͸ SCK ͷཱԼÎΤοδʹà²Í¯Í ظà¥à¾ÍÎÎ͢ɻRDSR ίÏ
ϯÏ
Ͱ͸ CS ͷཱà§Íલʹ SCK ÎૹÎà¬ÍÎÍͱͰεÏÊλεϨδελÎÜÎà¸¦Í à²¡Îà¥Í¢ÍͱÎÕೳͰ͢ɻRDSR ίÏ
ϯÏ
͸ , 33 MHz ÎÍ°Í·à²à¡Í´à¬°Ô Í Í¯ÍÎ͢ɻ
CS
SCK
SI
SO
0 1 2 3 4 5 6 70 1 2 3 4 5 6 7
00000101
High-Z
MSB
Invalid
Data Out
Invalid
LSB
ɾWRSR
WRSR ίÏϯÏ
͸εÏÊλεϨδελͷà·àµØ´à©ÏÏϦÏοÏÍ´ÏÊλÎॻÍà ÎÎ͢ɻSI àºà¢ Í´ WRSR ͷΦÏίÊÏ
Í· Þ, 8 ÏοÏͷॻà ÎÏÊλÎà³à¾Í Î͢ɻWEL ( ϥΠÏÎ ÏÊÏϧϥον ) ͸ WRSR ίÏϯÏ
Ͱ͸ॻà ÎÍ°ÍÎͤÎÉ»
ÏÎ¿Ï 1 Í´à¬°Ô Í¢Î SI Í·à®Í¸à»à¢¹ÍÎÎ͢ɻεÏÊλεϨδελͷÏÎ¿Ï 0 ͸ â0â Ý»à°Í°ÍÎॻà ÎÍ°ÍÎͤÎÉ»ÏοÏ
0 Í´à¬°Ô Í¢Î SI Í·à®Í¸à»à¢¹ÍÎÎ͢ɻWP àºà¢ ͸ , WRSR ίÏϯÏ
Í·àµß¦àª²ÎÍ°Í´à¶Í£à®ÎÖ¬à°Í , ίÏϯÏ
γÊÎϯεऴ
à¾ÎͰมßÍ Í³ÍÍ°ÍÍ©ÍÍÉ»WRSR ίÏϯÏ
͸ , 33 MHz ÎÍ°Í·à²à¡Í´à¬°Ô Í Í¯ÍÎ͢ɻ
CS
SCK
SI
SO
012345670 1 2 3 4 5 6 7
Instruction
Data In
0000000176543210
MSB
LSB
High-Z
DS501-00021-3v0-J
7
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