MB90P641APFV datasheet(6/96 Pages) FUJITSU

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MB90640A Series

s PIN DESCRIPTION

(Continued)

*1: FPT-100P-M05

*2: FPT-100P-M06

Pin no.

Pin name

Circuit

type

Function

LQFP*1

QFP*2

80,

82,

X0,

Crystal oscillator pins

47 to 49

49 to 51 MD0 to MD2

(CMOS)

Input pins for specifying an opration mode.

Use these pins by directly connecting VCC or VSS.

RST

(CMOS/H)

External reset request input pin

HST

(CMOS/H)

Hardware standby input pin

83 to 90

85 to 92 P00 to P07

(TTL)

General purpose I/O ports

This applies in single-chip mode with an external data bus

in 8-bit mode.

D00 to D07

In non-multiplex mode, the I/O pins for the lower 8 bits of

the external data bus.

AD00 to AD07

In multiplexed mode, the I/O pins for the lower 8 bits of the

external address/data bus.

91 to 98

93 to 100 P10 to P17

(TTL)

General purpose I/O ports

This applies in non-multiplexed mode with an 8-bit external

data bus and in single-chip mode.

P08 to D15

In non-multiplexed mode with a 16-bit external data bus,

the I/O pins for the upper 8 bits of the external data bus.

AD08 to AD15

In multiplexed mode, the I/O pins for the upper 8 bits of the

external address/data bus.

99,

100,

1 to 6

3 to 8

P20,

P21,

P22 to P27

(CMOS)

General purpose I/O ports

This applies in multiplexed mode.

A00,

A01,

A02 to A07

In non-multiplexed mode, the output pins for the lower 8

bits of the external address bus.

10 to 15

10,

12 to 17

P30,

P31,

P32 to P37

(CMOS)

General purpose I/O ports

This applies in multiplexed mode.

A08,

A09,

A10 to A15

In non-multiplexed mode, the output pins for the upper 8

bits of the external address bus.

16 to 20,

22 to 24

18 to 22,

24 to 26

P40 to P44,

P45 to P47

(CMOS)

General purpose I/O ports

This applies when the upper address control register

specifies port operation.

A16 to A20,

A21 to A23

Output pins for A16 to A23 of the external address bus

This applies when the upper address control register

specifies address operation.

MB90P641APFV 数据表(PDF) 6 Page - fujitsu semiconductor

MB90P641APFV 数据表(HTML) 6 Page - fujitsu semiconductor

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MB90P641APFV 数据表(PDF) 6 Page - fujitsu semiconductor

MB90P641APFV 数据表(HTML) 6 Page - fujitsu semiconductor

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96

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