9 / 23 page
Page 9 of 23
AU9462 USB Keyboard Hub Controller V1.03W
Official Release_ Public
Table 3.1 Pin Descriptions
Pin
Pin Name
IO Type
Description
1
XTAL_1
Input
12MHz Crystal input
2
XTAL_2
Output
12MHz Crystal output
3
GNDA
Ground
4
VCCA
Power
Analog power
5
NC
6
DP2_PWROUT Power
Port 2 power supply and over-current detection.
7
NC
8
DP1_PWROUT Power
Port 1 power supply and over-current detection.
9
NC
10
VCC5V
Power
5v power supply
11
NC
12
VCC3V
Power
3v power supply
13
USB_DM
Input/ Output
USB upstream D-
14
USB_DP
Input/ Output
USB upstream D+
15
USB1_DP
Input/ Output
USB downstream Port1 D+
16
USB1_DM
Input/ Output
USB downstream port1 D-
17
NC
18
GNDIO
GROUND
19
SCAN_R1
Input/ Output, Pull down
Row Scan line
20
NC
21
USB2_DP
Input/ Output
USB downstream Port2 D+
22
USB2_DM
Input/ Output
USB downstream Port2 D-
23
NC
24
SCAN_R2
Input/ Output, Pull down
Row Scan line
25
SCAN_R3
Input/ Output, Pull down
Row Scan line
26
SCAN_R4
Input/ Output, Pull down
Row Scan line
27
SCAN_R5
Input/ Output, Pull down
Row Scan line
28
SCAN_R6
Input/ Output, Pull down
Row Scan line
29
SCAN_R7
Input/ Output, Pull down
Row Scan line
30
SCAN_R8
Input/ Output, Pull down
Row Scan line
31
SCAN_R9
Input/ Output, Pull down
Row Scan line
32
SCAN_R10
Input/ Output, Pull down
Row Scan line
33
SCAN_R11
Input/ Output, Pull down
Row Scan line
34
SCAN_R12
Input/ Output, Pull down
Row Scan line
35
SCAN_R13
Input/ Output, Pull down
Row Scan line
36
SCAN_R14
Input/ Output, Pull down
Row Scan line
37
SCAN_R15
Input/ Output, Pull down
Row Scan line
38
SCAN_R16
Input/ Output, Pull down
Row Scan line
39
SCAN_R17
Input/ Output, Pull down
Row Scan line
40
SCAN_R18
Input/ Output, Pull down
Row Scan line
41
SCAN_R19
Input/ Output, Pull down
Row Scan line
42
SCAN_C1
INPUT,PULL UP
Column Scan line
43
SCAN_C2
Input, Pull up
Column Scan line
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
