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MB85RS16 Datasheet, PDF (5/32 Pages) Fujitsu Component Limited. – 16 K (2 K×8) ビットSPI | |||
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MB85RS16
â εÏÊλεϨδελ
ÏοÏ൪߸
ÏοÏà»
7
WPEN
6Ê4
â¯
3
BP1
2
BP0
1
WEL
0
0
àªà»
εÏÊλεϨδελϥΠÏÏÏ©ÏΫÏ
à·àµØ´à©ÏÏϦ (FRAM) ÍÎͳÎÏοÏͰ͢ɻWPEN ͸ WP à³à¾Í±Øà¿Í
ͯεÏÊλεϨδελͷॻà ÎÎÏÏ©ÏΫÏÍ ÎÍ¢ (Ê®â ॻà ÎÏÏ©ÏΫ
ÏʯÎà¢à¦° ) É»WRSR ίÏϯÏ
Í´ÎÎॻà Î , RDSR ίÏϯÏ
Í´ÎÎಡà¥Í
ÍÕೳͰ͢ɻ
ະà¢à¼»
à·àµØ´à©ÏÏϦÍÎͳÎÏοÏÍ° WRSR ίÏϯÏ
Í´ÎÎॻà ÎÍÕೳͰ
͢ɻÍÎÎÍ·ÏοÏ͸à¢à¼»Í ÎͤÎÍ RDSR ίÏϯÏ
ͰಡÎà¥ÍÎÎ͢ɻ
ÏϩοΫÏÏ©ÏΫÏ
à·àµØ´à©ÏÏϦÍÎͳÎÏοÏͰ͢ɻWRITE ίÏϯÏ
Í´ÍÍÎॻà ÎÏÏ©
ÏΫÏÍ·ÏϩοΫαΠζÎà°ÙÍ ÎÍ¢ (Ê®â ÏϩοΫÏÏ©ÏΫÏʯÎà¢à¦° ) É»
WRSR ίÏϯÏ
Í´ÎÎॻà Î , RDSR ίÏϯÏ
Í´ÎÎಡà¥Í ÍÕೳͰ͢ɻ
ϥΠÏÎ ÏÊÏϧϥον
FRAM ÎϨΠÍÎͼεÏÊλεϨδελÍॻà ÎÕೳͰÍÎÍͱÎà£Í Î
͢ɻWREN ίÏϯÏ
Í°Î·Î¿Ï , WRDI ίÏϯÏ
ͰϦηοÏÍ Î͢ɻRDSR ί
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Ͱಡà¥Í ÍÕà³³Í°Í¢Í WRSR ίÏϯÏ
ͰॻÍà ÎÍͱ͸ͰÍÎͤ
ÎÉ»WEL ͸ÒԼͷà²à¡Í·ÞϦηοÏÍÎÎ͢ɻ
ÞÍà§à½±Ý¯à°¿
WRDI ίÏϯÏ
à³à£Þ
WRSR ίÏϯÏ
à³à£ÞÍ· CS ͷཱͪà§Îà£
WRITE ίÏϯÏ
à³à£ÞÍ· CS ͷཱͪà§Îà£
â0â Ý»à°Í°Í¢É»
â ΦÏίÊÏ
MB85RS16 ͸ΦÏίÊÏ
Ͱࢦà°ÍÎÎ 7 à¤Í·Î¯ÏϯÏ
ÎडÍà·ÍÎ͢ɻΦÏίÊÏ
͸Լදʹà£Í¢ 8 ÏοÏÍÎͳÎίÊ
Ï
Ͱ͢ɻÍÎÒÖÍ·à»Þ®Í³Î¯ÊÏ
͸à³à¾Í ͳÍÍ°ÍÍ©ÍÍɻΦÏίÊÏ
à³à¾à®¤Í´ CS Îཱͪà§ÍÎͱίÏϯÏ
͸࣮ߦÍÎÎ
ͤÎÉ»
ίÊÏ
à»
ػೳ
ΦÏίÊÏ
WREN
ηοÏϥΠÏÎ ÏÊÏϧϥον
0000 0110B
WRDI
ϦηοÏϥΠÏÎ ÏÊÏϧϥον
0000 0100B
RDSR
ϦÊÏ
εÏÊλεϨδελ
0000 0101B
WRSR
ϥΠÏεÏÊλεϨδελ
0000 0001B
READ
ϦÊÏ
ÏÏϦίÊÏ
0000 0011B
WRITE
ϥΠÏÏÏϦίÊÏ
0000 0010B
RDID
ϦÊÏ
ÏÏΠε ID
1001 1111B
DS501-00014-6v0-J
5
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