參數(shù)資料
型號: MB90474PF
廠商: FUJITSU LTD
元件分類: 微控制器/微處理器
英文描述: 16-Bit Proprietary Microcontroller
中文描述: 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, QFP-100
文件頁數(shù): 79/118頁
文件大小: 555K
代理商: MB90474PF
MB90470 Series
79
22. External Bus Pin Control Circuit
The external bus pin control circuit controls the external bus pins used to expand the CPU address/data bus
connections to external circuits.
(1) Register List
(2) Block Diagram
Auto ready function select register (ARSR)
External address output control register (HACR)
Bus control signal select register (EPCR)
Initial value
0011- - 00
B
Address : 0000A5
H
Initial value
00000000
B
Address : 0000A6
H
Initial value
1000
10 -
B
Address : 0000A7
H
W
*
: Write only
: Not used
: May be either “1” or “0”
W
W
W
W
W
bit 15
bit 14
bit 13
bit 12
bit 11
bit 10
bit 9
bit 8
ICR0
W
ICR1
HMR1
HMR0
LMR1
LMR0
W
W
W
W
W
W
W
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
E22
W
E23
E21
E20
E19
E18
E17
E16
W
W
W
W
W
W
bit 15
bit 14
bit 13
bit 12
bit 11
bit 10
bit 9
bit 8
RYE
W
CKE
HDE
ICBS
HMBS
WRE
LMBS
P3
P2
P1
P0
P0
P5
RB
P4
P5
Access control
Access control
Address control
Data control
P0 direction
P0 data
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MB90474PFV 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-Bit Proprietary Microcontroller
MB90477 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-Bit Proprietary Microcontroller
MB90477PF 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-Bit Proprietary Microcontroller
MB90477PFV 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-Bit Proprietary Microcontroller
MB90478 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-Bit Proprietary Microcontroller