Alcor AU9321, Technical Reference Manual

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