Emerson COM Express Carrier Manuals

Manuals and User Guides for Emerson COM Express Carrier. We have 1 Emerson COM Express Carrier manual available for free PDF download: Design Manual

Emerson COM Express Carrier Design Manual (103 pages)

Brand: Emerson | Category: Control Unit | Size: 2.29 MB

Table of Contents
3
About this Document
13
Introduction
13
Intended Audience
13
Acronyms and Abbreviations
13
Carrier Board Connector
16
Connectors Description
16
Connectors Land Pattern and Alignment
16
Table 1 Available Carrier Board COM Express Connector Source
16
Figure 1 COM Express Type 2 Connector
17
PCI Express Lanes 0-5
18
Introduction
18
COM Express Pcie Signals Definition
18
Table 2 Pcie Signal Definition
18
PCIE Feature Support
20
Polarity Inversion
20
Lane Reversal
20
PCIE Schematic Example
20
PCIE Reference Clock
20
Figure 2 PCI Express Clock Reference Schematic
21
PCIE Signals AC Couple
22
Figure 3 Pcie Rx Coupling Capacitors
22
X1 Slot Example
23
Figure 4 Pcie X1 Reference Schematic
23
X4 Slot
24
Express Card Example
24
Figure 5 Pcie X4 Reference Schematic
24
Table 3 Support Signals for Expresscard
25
Figure 6 PCI Express: Expresscard Example
25
PCI Express Mini Card
26
PCI Express Signals-Routing Consideration
27
Figure 7 PCI Express Mini Card Example
27
Pcie Graphics (Pcie 16-31) and SDVO
29
Table 4 PEG Signal Description
29
Pcie Graphics (PEG) Configuration
32
Using as External Graphic Card
32
Using as SDVO
32
Using as General PCI Express Lanes
32
Schematic Examples
33
X16 PCIE Graphic Card
33
Figure 9 X1, X4, X8, X16 Slot
33
SDVO to DVI Inverter
34
Figure 10 SDVO to DVI Transmitter Example (Part 1)
34
Routing Consideration
35
Figure 11 SDVO to DVI Transmitter Example (Part 1)
35
Table 5 SDVO Layout Requirement
36
Lan
37
LAN Signals Definition
37
Table 6 LAN Interface Signal Description
37
Emerson LAN LED Definition
38
Example Schematic
38
Layout Consideration
38
Figure 12 10/100/1000 Mbps LAN Example
38
USB Ports
39
USB Carrier Signals Definition
39
Table 7 USB Signals Definition
39
Reference Schematic
40
Layout Consideration
40
Figure 13 USB Ports Reference Schematic
40
Sata
41
Figure 14 SATA Connector
41
SATA Signals Definition
42
Table 8 SATA Signal Definition
42
Table 9 SATA Connector Pinout
42
Table 10 SATA Power Connector Pinout
42
Reference Schematic
43
Figure 14 SATA Connector Diagram
43
Layout Consideration
44
Lvds
45
LVDS Signals Description
45
Connector and Cable Considerations
46
Table 11 LVDS Signals Description
46
Display Timing Configuration
47
Backlight Control
47
Color Mapping and Terms
48
Table 12 LVDS Display Terms and Definitions
49
Reference Schematic
50
Layout Considerations
50
Figure 16 LVDS Reference Schematic
50
Vga
51
VGA Signals Definition
51
Reference Schematic
51
Layout Consideration
51
Figure 17 VGA Reference Schematic
51
IDE and Compact Flash
53
IDE Signals Definition
53
Table 13 IDE Signals Description
53
Reference Schematic
54
40-Pin IDE Header
54
44-Pin IDE Header
55
Figure 18 40-Pin IDE Example
55
5-Pin Compact Flash Header
56
Figure 19 44-Pin IDE Example
56
Layout Consideration
57
Figure 20 50-Pin Compactflash Header Example
57
Pci
58
PCI Signals Definition
58
Table 14 PCI Signals Definition
58
PCI Resource Assignment
62
Reference Schematic
62
Device-Down Example
62
Table 15 PCI Bus Interrupt Routing
62
Figure 21 PCI Clock Buffer Circuitry
63
Figure 22 PCI Device down Example (Dual UART)
63
PCI Bus Slot Example
64
Layout Consideration
64
Figure 23 PCI Slot 5 V, 32-Bit / 33 Mhz Schematic
64
Lpc
66
LPC Signals Definition
66
Reference Schematic
66
FWH Schematic
66
Table 16 LPC Interface Signal
66
Figure 24 LPC Firmware Hub-Carrier Board BIOS Schematic
67
Super IO Schematic
68
Figure 25 LPC Super I/O Example
68
Layout Consideration
69
General Signals
69
Bus Clock Routing
69
AC'97 and HD Audio
70
Signals Definition
70
Table 17 Audio Codec Description of Signals
70
Reference Schematic
71
Figure 26 AC'97 Schematic Example
71
Figure 27 Audio Amplifier
71
Layout Consideration
72
Figure 28 HDA Example Schematic
72
Tv out
74
TV-Out Signals Definition
74
Table 18 TV-Out Definition of Signals
74
Reference Schematic
75
Layout Consideration
75
Figure 29 TV-Out Reference Schematic
75
SM Bus and I C
76
Signals Definition
76
I 2 C Address Allocation Consideration
76
Table 19 COM Express Smbus and I
76
Layout Consideration
77
Miscellaneous Signals
78
Module Type Detection
78
Table 20 Miscellaneous Signals
78
Power Management Signals
79
Table 21 Module Type Detection
79
Table 22 System States S0-S5 Definitions
80
Table 23 Power Management Signal Description
80
Watch Dog
81
Speaker
81
RTC Battery
82
Gpio
83
Table 24 GPIO Signal Definition
83
Thermal Signals
85
Table 25 Thermal Management Signal Description
85
Power and Reset
86
Vcc12V
86
Vcc5V_Stb
86
Vcc_Rtc
86
Copper Trace Size and Current Capacity
86
Reset Signals Definitions
87
Table 26 Approximate Copper Trace Current Capability Per IPC-2221 Charts
87
BIOS Consideration
88
Legacy Versus Legacy Free
88
Carrier Super I/O Support
88
Mechanical Consideration
89
Form Factor
89
Heat Spreader
90
Layout Guidelines
91
PCB Stack-Ups
91
Four-Layer Stack-Up
91
Six-Layer Stack-Up
91
Eight-Layer Stack-Up
92
Trace-Impedance Considerations
92
Routing Rules for High-Speed Differential Interfaces
94
Table 27 Trace Parameters
94
PCI Express 1.1 Trace Routing Guidelines
96
Table 28 PCI Express 1.1 Trace Routing Guidelines
96
USB Trace Routing Guidelines
97
PEG 1.1 Trace Routing Guidelines
97
Table 29 USB Trace Routing Guidelines
97
SDVO Trace Routing Guidelines
98
Table 30 SDVO Trace Routing Guidelines
98
LAN Trace Routing Guidelines
99
Table 31 LAN Trace Routing Guidelines
99
Serial ATA Trace Routing Guidelines
100
Table 32 Serial ATA Trace Routing Guidelines
100
LVDS Trace Routing Guidelines
101
Routing Rules for Single-Ended Interfaces
101
Table 33 LVDS Trace Routing Guidelines
101
PCI Trace Routing Guidelines
102
Table 34 PCI Trace Routing Guidelines
102
IDE Trace Routing Guidelines
103
LPC Trace Routing Guidelines
103
Table 35 IDE Trace Routing Guidelines
103
Table 36 LPC Trace Routing Guidelines
103

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