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MB91155 Datasheet(PDF) 5 Page - fujitsu semiconductor

Part # MB91155
Description  32-bit Proprietary Microcontrollers
PDF  105 Pages
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Manufacturer  FUJITSU [fujitsu semiconductor]
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Logo FUJITSU - fujitsu semiconductor

MB91155 Datasheet(HTML) 5 Page - fujitsu semiconductor

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MB91F155A/MB91155/MB91154
5
s
s
s
s PIN DESCRIPTION
(Continued)
Pin No.
Pin name
Circuit
type
Function
1
2
3
4
5
6
7
8
D16/P20
D17/P21
D18/P22
D19/P23
D20/P24
D21/P25
D22/P26
D23/P27
C
Bit 16 to bit 23 of external data bus
These pins are enabled only in 16-bit external bus mode.
These pins are available as ports in single-chip and 8-bit external bus
modes.
10
11
12
13
14
15
16
17
D24/P30
D25/P31
D26/P32
D27/P33
D28P34
D29/P35
D30/P36
D31/P37
C
Bit 24 to bit 31 of external data bus
These pins are available as ports in single-chip mode.
18
19
20
21
22
23
24
25
28
29
30
31
32
33
34
35
A00/P40
A01/P41
A02/P42
A03/P43
A04/P44
A05/P45
A06/P46
A07/P47
A08/P50
A09/P51
A10/P52
A11/P53
A12/P54
A13/P55
A14/P56
A15/P57
F
Bit 0 to bit 15 of external address bus
These pins are enabled in external bus mode.
These pins are available as ports in single-chip mode.
36
37
38
39
40
41
42
43
A16/P60
A17/P61
A18/P62
A19/P63
A20/P64
A21/P65
A22/P66
A23/P67
O
Bit 16 to bit 23 of external address bus
These pins are available as ports when the address bus is not in use.
45
RDY/P80
C
External RDY input
This function is enabled when external RDY input is allowed.
Input “0” when the bus cycle being executed does not end.
This pin is available as a port when external RDY input is not in use.



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