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PDF GL651USB Data sheet ( Hoja de datos )
| Número de pieza | GL651USB | |
| Descripción | 2-PORT USB KEYBOARD HUB CONTROLLER | |
| Fabricantes | ETC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de GL651USB (archivo pdf) en la parte inferior de esta página. Total 16 Páginas | ||
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Genesys Logic, Inc.
GL651USB
2-PORT USB KEYBOARD HUB
CONTROLLER
DATA SHEET
Version 1.0, Feb. 11, 2000
Genesys Logic, Inc.
10F, No.11, Ln.3, Tsao Ti Wei, Shenkeng, Taipei, Taiwan
Tel: 886-2-2664-6655 Fax: 886-2-2664-5757
http://www.genesyslogic.com
1 page  
GL651USB USB KEYBOARD HUB CONTROLLER
73 GPIO4
75 GPIO3
76 RESET
78 SELF
79 SENSE1
81 SENSE2
82 SENSE3
84 SENSE4
85 SENSE5
87 SENSE6
88 SENSE7
90 SENSE8
91 PWRENB1#
93 PWRENB2#
94 OVCUR1#
96 OVCUR2#
97 XTAL2
99 XTAL1
Note 1: “#” means low active
I/O General purpose pin 4
I/O General purpose pin 3
I Reset input
I 1: self-powered. 0: bus-powered
I Keyboard matrix sense input 1
I Keyboard matrix sense input 2
I Keyboard matrix sense input 3
I Keyboard matrix sense input 4
I Keyboard matrix sense input 5
I Keyboard matrix sense input 6
I Keyboard matrix sense input 7
I Keyboard matrix sense input 8
O Power enable for downstream port 1
O Power enable for downstream port 2
I Over current flag for downstream port1
I Over current flag for downstream port2
O Ceramic resonator or crystal out
I Ceramic resonator or crystal in
Table 1 GL651USB Pin Definitions and Descriptions
U?
1
2
3
NC
NC
4
5
6
7
GND
NC
DM2
NC
8 DP2
9
10
11
12
NC
DM0
NC
DP0
13
14
15
16
NC
VCP
NC
DM1
17 NC
18
19
20
21
DP1
NC
VDD
NC
22
23
24
25
NUMLOCK
NC
CAPSLOCK
NC
26 SCLOCK
27
28
29
30
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
5
03/06/00
Version 1.0
5 Page 
GL651USB USB KEYBOARD HUB CONTROLLER
Before FFRST[1:0] is used, ENDP[1~3] must have been set.
DRVSEL
( offset 0C)
R/W R/W R/W R/W R/W R/W R/W
--
INVDRV DRVOE DRV4
DRV3
DRV2
DRV1
DRV0
DRV[4:0]
: Select one of DRV1 to DRV20 port to drive if DRVOE is set.
5’h00 ~ 5’h11 stand for DRV1 to DRV20.
NOTE: 5’h14 ~5’h1f are invalid.
DROVE
INVDRV
: DRV[4:0] output enable. ONLY when DRVOE is set can DRV[4:0] drive
out.
: Set this bit to drive all DRV1-20 to low except the selected drive pin
SENSE ( offset 0D, default = 00h )
R/O R/O R/O
SENSE8 SENSE7 SENSE6
R/O
SENSE5
R/O
SENSE4
R/O
SENSE3
R/O
SENSE2
R/O
SENSE1
PORT_ENDP_SEL
( offset 0E, default = 00h )
R/W R/W R/W
-- PORTSEL PORTSEL PORTSEL --
321
R/W
EPSEL3
R/W
EPSEL2
Port under host command or Endpoint under host request
PORTSEL1
1’b1 – port 1 selected
PORTSEL2
1’b1 – port 2 selected
PORTSEL3
1’b1 – port 3 selected
EPSEL3
EPSEL2
EPSEL1
1’b1 – endpoint 3 is selected
1’b1 – endpoint 2 is selected
1’b1 – endpoint 1 is selected
Before FFDAT123 and TXCTL123 is used, EPSEL1~3 must have been set.
R/W
EPSEL1
HUB_STAT_CHG
( offset 0F, default = 00h )
R/O R/O
R/O R/O
LCPWR OVCUR
--
--
--
-- C_LCPWR C_OVCUR
HUB status and status change
LCPWR
: HUB local power status
1’b0 – local power good
1’b1 – local power lost
OVRCUR
: HUB over current indicator
1’b0 – No over-current condition currently exists
1’b1 – A hub over-current condition exists
C_LCPWR
: Local power status change
1’b0 – No change has occurred to local power status
1’b1 – local power status has changed
C_OVRCUR
: HUB over current indicator change
1’b0 – No change has occurred to the over-current indicator
1’b1 – Hub over-current indicator has changed
PORT_STATUS ( offset 10, default = 00h )
R/O R/O
R/O
PT_LOW_ PT_PWR
--
PT_RST
SPD
R/O
PT_OVCU
R
R/O
PT_SUS
R/O
PT_EN
R/O
PT_CON
Port status indicator:
11
03/06/00
Version 1.0
11 Page | ||
| Páginas | Total 16 Páginas | |
| PDF Descargar | [ Datasheet GL651USB.PDF ] | |
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