参数资料
型号: MB90613APF
厂商: FUJITSU LTD
元件分类: 微控制器/微处理器
英文描述: 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP100
封装: PLASTIC, QFP-100
文件页数: 41/91页
文件大小: 1537K
代理商: MB90613APF
46
MB90610A Series
12. External Bus Terminal Control Circuit
This circuit controls the external bus terminals intended to extend outwardly the CPU’s address/data bus.
(1) Register Configuration
(2) Block Diagram
bit
Read/write
Initial value
IOR1 IOR0 HMR1 HMR0
LMR1 LMR0
ARSR
(W)
(0)
(W)
(0)
(W)
(1)
(W)
(1)
(—)
(W)
(0)
(W)
(0)
15
14
13
12
11
10
9
8
Register for selection of
AUTO ready function
Address : 0000A5H
bit
Read/write
Initial value
E23
E22
E21
E20
E19
E18
E17
E16
HACR
(W)
(0)
(W)
(0)
(W)
(0)
(W)
(0)
(W)
(0)
(W)
(0)
(W)
(0)
(W)
(0)
76543210
Register for control of
external address output
Address : 0000A6H
bit
Read/write
Initial value
LMBS WRE HMBS IOBS HDE
RYE
CKE
ECSR
(—)
(W)
(0)
(W)
(0)
(W)
(1/0)
(W)
(0)
(W)
(0)
(W)
(0)
(W)
(0)
15
14
13
12
11
10
9
8
Register for selection of
bus control signal
Address : 0000A7H
P5
P4
P3
P2
P1
Access control
Data control
P1 data
P1 direction
Access control
Access
control
RB
P5
P1
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