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QX01:GL641USB
Pin No.
Name
1
PVDD
PWR
2
D8
3
D9
4
D10
5
D11
6
PGND
PWR
7
D12
8
D13
9
D14
10
D15
11
DIOR#
12
DIOW#
13
INTRQ
14
DVDD
PWR
15
DGND
PWR
16
Crystal out
17
Crystal in
18
GPIO1
19
GPIO2
20
V3.3
USB
21
D+
USB
22
D-
USB
23
AVDD
PWR
24
AGND
PWR
25
GPIO3
26
GPIO4
27
TSTMODE
28
EXTRST#
29
GPIO8
30
GPIO7
31
GPIO6
32
GPIO5
33
DGND
PWR
34
DVDD
PWR
35
CS3FX#
36
CS1FX#
37
A0
38
A1
39
A2
40
D0
41
D1
42
D2
43
D3
44
PGND
PWR
45
D4
46
D5
47
D6
48
D7
* Output voltage of this pin is equivalent to voltage supplied by PVDD.
Input voltage of this pin can be from 0v to 5v, and it threshold is 1v ~ 2v.
Therefore, these pins can support 3v/5v interface according to voltage of PVDD.
I/O
Description
Power supplier for storage device
interface
I/O
Storage device data bus bit 8*
I/O
Storage device data bus bit 9*
I/O
Storage device data bus bit 10*
I/O
Storage device data bus bit 11*
Ground for storage device interface
I/O
Storage device data bus bit 12*
I/O
Storage device data bus bit 13*
I/O
Storage device data bus bit 14*
I/O
Storage device data bus bit 15*
O
Storage device read strobe signal*
O
Storage device write strobe signal*
I
Storage device interrupt request
signal*
5V power supplier for internal logic
Ground for internal logic
CLK
Crystal clock output
CLK
Crystal clock input
I/O
General purpose I/O 1
I/O
General purpose I/O 2
3.3v power supplier for USB bus
D+ signal for USB
D- signal for USB
5V power supplier for USB interface
Ground for USB interface
I/O
General purpose I/O 3
I/O
General purpose I/O 4
I
Used at test mode only
I
Used at test mode only
I/O
General purpose I/O 8
I/O
General purpose I/O 7
I/O
General purpose I/O 6
I/O
General purpose I/O 5
Ground for internal logic
5V power supplier for internal logic
O
Storage device register bank 3
selector*
O
Storage device register bank 1
selector*
O
Storage device address bus bit 0*
O
Storage device address bus bit 1*
O
Storage device address bus bit 2*
I/O
Storage device data bus bit 0*
I/O
Storage device data bus bit 1*
I/O
Storage device data bus bit 2*
I/O
Storage device data bus bit 3*
Ground for storage device interface
I/O
Storage device data bus bit 4*
I/O
Storage device data bus bit 5*
I/O
Storage device data bus bit 6*
I/O
Storage device data bus bit 7*
Mic ro -
co ntroll er
ATA
ATA
Regi sters
ATAPI
CF
Interface
Contr ol
51
Endpoi nt 0
Contro l
8 Bytes FIFO
Endpoi nt 1
Bu lk IN
64 Bytes FIFO
USB
&
Interface
FIFO
Endpoi nt 2
Bu lk OUT
64 Bytes FIFO
Endpoi nt 3
Interrupt IN
8 Bytes FIFO
D+
USB
D-
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