Diamond Systems Corona Руководство по эксплуатации - Страница 16

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6.8 SUMIT-A Expansion Bus (J11)

The SUMIT-A stackable bus is a 52-pin connector. Corona uses the following SUMIT bus functions:
1 PCIe x1 lane
3 USB 2.0 channels
Corona's signal assignments of the SUMIT-A connector appear in below. Note: For more information on the
SUMIT specification, visit the SFF-SIG website at http://www.sff-sig.org.
CORONA User Manual Rev A.11
+5VSB
1
2
3.3V
3
4
3.3V
5
6
EXPCD_REQ#
7
8
EXPCD_PRSNT#
9
10
USB_OC#
11
12
Reserved
13
14
+5V
15
16
USB3+
17
18
USB3-
19
20
+5V
21
22
USB2+
23
24
USB2-
25
26
+5V
27
28
USB1+
29
30
USB1-
31
32
+5V
33
34
USB0+
35
36
USB0-
37
38
Ground
39
40
A_PETp0
41
42
A)PETn0
43
44
Ground
45
46
PERST#
47
48
WAKE#
49
50
+5V
51
52
www.diamondsystems.com
+12V
SMB/I2C_DATA
SMB/I2C_CLK
SMB/I2C_ALERT#
SPI/uWire_DO
SPI/uWire_DI
SPI/uWire_CLK
SPI/uWire_CS0#
SPI/uWire_CS1#
Reserved
LPC_DRQ
LPC_AD0
LPC_AD1
LPC_AD2
LPC_AD3
LPC_FRAME#
SERIRQ#
LPC_PRSNT# / Ground
CLK_33MHz
Ground
A_PERp0
A_PERn0
APRSNT# / Ground
A_CLKp
A_CLKn
Ground
Page 16