GL651USB View Datasheet(PDF) - Genesys Logic
Part Name
Description
MFG CO.
'GL651USB' PDF : 16 Pages View PDF
8. Application Circuit
A
B
C
Y1
C1
12 MHz
C2
30P
30P
4
U1
3
C3
4.7U
VCP
B_VCC
C5
0.1U
DM2
DP2
DM0
DP0
DM1
DP1
NUMLOCK
CAPSLOCK
SCLOCK
DRV1
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
NC
NC
GND
NC
DM2
NC
DP2
NC
DM0
NC
DP0
NC
VCP
NC
DM1
NC
DP1
NC
VDD
NC
NUMLOCK
NC
CAPSLOCK
NC
SCLOCK
NC
TEST
NC
DRV1
NC
GL651USB
NC
SENSE1
SELF
NC
RESET
GPIO3
NC
GPIO4
GPIO5
NC
VDD
NC
GPIO6
NC
GPIO7
NC
SUSPND
NC
DRV20
NC
DRV19
NC
DRV18
NC
DRV17
NC
DRV16
NC
GND
NC
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
SENSE1
SELF
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
SUSPND
DRV20
DRV19
DRV18
DRV17
DRV16
B_VCC
C4
0.1U
2
B_VCC
NUMLOCK
CAPSLOCK
D1 LED R1 1K
D2 LED R8 1K
R2
1M, NI
R3
1M, NI
R4
1M, NI
R5
1M, NI
R6
1M, NI
R7
1M, NI
SCLOCK
D3 LED R9 1K
SUSPND
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
GPIO6
D4 LED R10 1K
R11
R12
R13
R14
R15
R16
1
1M
1M
1M
1M
1M
1M
GPIO7
D5 LED R17 1K
A
B
C
D
E
4
KEYBOARD
MATRIX
SENSE1
SENSE2
SENSE3
SENSE4
SENSE5
SENSE6
SENSE7
SENSE8
SENSE1
SENSE2
SENSE3
SENSE4
SENSE5
SENSE6
SENSE7
SENSE8
3
1 GPIO3~GPIO7 are for customization usage. Different
strap combinations can make different code options.
2.GPIO6~GPIO7 can be used as hub LED indication also.
3.For individual mode hub, SUSPND should be pulled low.
For ganged mode hub, SUSPND should be pulled up.
2
Rev.
Description
1.0
1. First Product Release
Date
'00/03/03
1.1
1. ADD Q4 to prevent current leakage when adapter is plugged in but USB
'00/03/16
cable isn't.
1
Title
GENESYS USB KEYBOARD HUB
Size Document Number
B KBHUB.DSN
Rev
1.1
Date:
Thursday, March 16, 2000
Sheet
1
of 2
D
E
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