ATJ2073 ETC, ATJ2073 Datasheet - Page 18

• Manufacturer Part Number: ATJ2073
• Description: The Atj2073 is a Single-chip Highly-intergrated Digital Music System Solution for Devices such as Dedicated Audio Players, Pdas, and cell Phones
• Manufacturer: ETC

Page 18 of 45
NAND
TYPE
FLASH
Or
SMC
Interface
ATJ2073
128
67
68
52
53
54
55
56
57
58
59
20
21
6
5
4
3
2
SEG9
GIOE6
KEYI10
SEG10
GIOE7
KEYI11
SEG11
GIOF0
KEYO0
SEG12
GIOF1
KEYO1
SEG13
GIOF3
KEYO3
SEG14
GIOF4
KEYO4
SEG15
A15
CLE
A16
ALE
D0
D1
D2
D3
D4
D5
D6
D7
MWR-
WE-
MRD-
O
BI
I
O
BI
I
O
BI
O
O
BI
O
O
BI
O
O
BI
O
O
O
O
O
O
BI
BI
BI
BI
BI
BI
BI
BI
BI
O
BI
L
L
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
Z
L
L
Z
Z
Z
Z
Z
Z
Z
Z
H
H
H
SEG9 of LCD4*28
Bit6 of general purpose I/O port E
Bit10 of key scan circuit input
SEG10 of LCD4*28
Bit7 of general purpose I/O port E
Bit11 of key scan circuit input
SEG11 of LCD4*28
Bit0 of general purpose I/O port F
Bit0 of key scan circuit output
SEG12 of LCD4*28
Bit1 of general purpose I/O port F
Bit1 of key scan circuit output
SEG13 of LCD4*28
Bit3 of general purpose I/O port F
Bit3 of key scan circuit output
SEG14 of LCD4*28
Bit4 of general purpose I/O port F
Bit4 of key scan circuit output
SEG15 of LCD4*28
Bit15 of ext. memory address bus
Command latch enable of Nand type
flash
Bit16 of ext. memory address bus
Address latch enable of Nand type
flash
Bit0 of ext. memory data bus
Bit1 of ext. memory data bus
Bit2 of ext. memory data bus
Bit3 of ext. memory data bus
Bit4 of ext. memory data bus
Bit5 of ext. memory data bus
Bit6 of ext. memory data bus
Bit7 of ext. memory data bus
Ext. memory write active signal
Nand type flash write enable
Ext. memory read active signal
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Data Sheet