Alcor AU9321 Технічний довідник - Сторінка 10
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Друкувати сторінкуTable 3-1. Pin Descriptions
Pin Name
IO Type
1
XTAL1
Input
2
XTAL2
Output
3
VCCA
Power
4
GNDA
Ground
5
VCC2CF
Power
6
VCC5V
Power
7
VCC3V
Output
8
USB_DM
Input/Output
9
USB_DP
Input/Output
10
RSTN
Input
11
GNDIO
Ground
12
CFPD
Power
13
EEPDATA
Input/Output
14
EEPCLK
Output
15
CFWEN
Output
16
GND
Ground
17
CFD3
Input/Output
18
CFD4
Input/Output
19
CFD5
Input/Output
20
CFD6
Input/Output
21
CFD7
Input/Output
22
CFD0
Input/Output
23
CFD1
Input/Output
24
CFD2
Input/Output
25
GND
Ground
26
GND
Ground
27
GND
Ground
28
GND
Ground
29
CFRST
Output
30
CFWTN
Input
31
CFOEN
Output
32
CFAD9
Output
33
CFAD3
Output
34
CFAD2
Output
35
VCCK
Power
36
GNDK
Ground
37
CT2
38
IOWRN
Output
39
IORDN
Output
40
CFCDN
Input
41
CFAD0
Output
42
CFAD1
Output
43
GPI0
Input
44
GPI1
Input
45
GPI2
Input
46
GPO6
Output
47
GPO7
Output
48
CT1
Description
Crystal Oscillator Input (12MHz)
Crystal Oscillator Output (12MHz)
Analog Vcc, Connected to 3.3V
Connected to Ground
CF Power
5V Power Supply
Regulated 3.3V out
USB D-
USB D+
Hardware reset (Active Low)
Ground
Power Down
EEPROM Data
EEPROM Clock
Arribute write enable
Ground
Compact Flash Data 3
Compact Flash Data 4
Compact Flash Data 5
Compact Flash Data 6
Compact Flash Data 7
Compact Flash data 0
Compact Flash data 1
Compact Flash data 2
Ground
Ground
Ground
Ground
Compact Flash reset signal
Compact Flash wait signal
Compact Flash output enable
Compact Flash address 9
Compact Flash address 3
Compact Flash address 2
Kernel Vcc
Kernel Ground
Connected to Ground
Compact Flash I/O write signal
Compact Flash I/O read signal
Compact Flash Card Detect
Compact Flash address 0
Compact Flash address 1
General Purpose I (*1)
General Purpose I (*1)
General Purpose I
General Purpose Output
General Purpose Output, used for LED activity
Connected to Ground
PIN ASSIGNMENT
6