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參數(shù)資料
| 型號： | UHC124 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | High Performance Four-Port Embedded USB Host Controller |
| 中文描述： | 高性能四端口嵌入式USB主機控制器 |
| 文件頁數(shù)： | 5/6頁 |
| 文件大?。?/td> | 178K |
| 代理商： | UHC124 |
Product Brief
TransDimension
UHC124
TransDimension Inc. — Proprietary
5
36
37
38
39
40
41
42
V
SS
DP
2
DM
2
DP
3
DM
3
DP
4
DM
4
Ground
Bidir
Bidir
Bidir
Bidir
Bidir
Bidir
Ground. All four pins must be connected.
Port 2 Differential Data (+) for USB I/O.
Port 2 Differential Data (-) for USB I/O.
Port 3 Differential Data (+) for USB I/O.
Port 3 Differential Data (-) for USB I/O.
Port 4 Differential Data (+) for USB I/O.
Port 4 Differential Data (-) for USB I/O.
Test Signal I/O: used only for factory testing; working in output mode during
normal operation.
Data bus: Bit 0.
Data bus: Bit 1.
Data bus: Bit 2.
Data bus: Bit 3.
3.3V Power Supply. All four pins must be connected.
Ground. All four pins must be connected.
Data bus: Bit 4.
Data bus: Bit 5.
Data bus: Bit 6.
Data bus: Bit 7.
Hardware Reset: resets entire USB system; active low.
Bus Write Strobe: active low.
Bus Read Strobe: active low.
Test Mode Select: used only for factory testing; connect to VSS for normal
operation.
Test Mode Select: used only for factory testing; connect to VSS for normal
operation.
Test Mode Select: used only for factory testing; connect to VSS for normal
operation.
Test Mode Select: used only for factory testing; connect to VSS for normal
operation.
Interrupt: generated for microprocessor; active low.
Address/Data Select: see description of Pin MODE; When MODE = 1, this pin
has no effect, and it should be tied to VSS for noise immunity.
Voltage Reference: for built-in power on reset (POR), connect to VSS (ground)
for normal operation.
Ground. All four pins must be connected.
43
TEST
4
Bidir
44
45
46
47
48
49
50
51
52
53
54
55
56
D
0
D
1
D
2
D
3
V
DD
V
SS
D
4
D
5
D
6
D
7
/RESET
/WR
/RD
Bidir
Bidir
Bidir
Bidir
Power
Ground
Bidir
Bidir
Bidir
Bidir
In
In
In
57
TMS
0
In
58
TMS
1
In
59
TMS
2
In
60
TMS
3
In
61
/INT
Ouput
62
ADS
In
63
GNDP
In
64
V
SS
Ground
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