Revision 1.6
-7-
02/28/2000
Figure 3-1 40-pin DIP (GL602USB)
3.2 GL602USB-A
Table 3-2 GL602USB-A Pin Definitions and Descriptions
Pin No.
Name
I/O
Description
1
GND
-
Ground
2
V3.3
O
3.3V output
3
D+
I/O
USB data+
4
D-
I/O
USB data-
5
P1.1/MOUSE CLK
I/O
Port 1 bit 1/PS2 mouse clock input
6
P1.2/MOUSE DATA
I/O
Port 1 bit 2/PS2 mouse data input
7
P1.3/VPP
I/O
Port 1 bit 3 (for mask) / 12.75V programming power
(for OTP)
8
P1.4/PWRCTL
I/O
Port 1 bit 4 / PS2 mouse power control
9
DRV7
O
Key matrix output drive 7, open drain output
10
DRV8
O
Key matrix output drive 8, open drain output
11
DRV10
O
Key matrix output drive 10, open drain output
12
DRV12
O
Key matrix output drive 12, open drain output
13
DRV13
O
Key matrix output drive 13, open drain output
14
DRV15
O
Key matrix output drive 15, open drain output
15
DRV16
O
Key matrix output drive 16, open drain output
16
DRV17
O
Key matrix output drive 17, open drain output
17
SENSE1
I
Key matrix input sense 1, internal pull up 10K
18
SENSE3
I
Key matrix input sense 3, internal pull up 10K
19
SENSE6
I
Key matrix input sense 6, internal pull up 10K
20
SENSE8
I
Key matrix input sense 8, internal pull up 10K
21
P1.7/LED
I/O
Port 1 bit 7/LED indicator
22
VDD
-
Voltage supply
23
XTAL1
O
Ceramic resonator or crystal out
24
XTAL2
I
Ceramic resonator or crystal in
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
XTAL2
XTAL1
VDD
P1.7SCROLOCK
P1.6/CAPSLOCK
P1.5/NUMLOCK
SENSE8
SENSE7
SENSE6
SENSE5
SENSE4
SENSE3
SENSE2
SENSE1
DRV18
DRV17
DRV16
DRV15
DRV14
DRV13
GND
V3.3
D+
D-
DRV1
DRV2
P1.1/MOUST CLK
P1.2/MOUSE DATA
P1.3
P1.4/PWRCTL
DRV3
DRV4
DRV5
DRV6
DRV7
DRV8
DRV9
DRV10
DRV11
DRV12
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