Kontron COMe Starterkit Eval T2 Manual do Utilizador descarregar pdf (Página 104)

COM Express Interfaces

2.14. TV-Out

TV-Out signals have been removed in COM.0 Rev. 2.0 and the former content of this chapter can

still be found in the section Appendix A: Deprecated Features on page 203

PICMG

COM Express

Carrier Board Design Guide Rev. 2.0 / December 6, 2013

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COM Express® 1
Carrier Design Guide 1
Contents 3
1. Preface 8
1.6. Name and logo usage 9
1.7. Intellectual property 10
Term Description 11
1.10. Schematic Conventions 15
2. COM Express Interfaces 16
COM Expre ss Module 17
Type 10 17
Table 4: Pin-out Comparison 20
, the PCI 30
2.3.5. Schematic Examples 34
Signal Pin Description I/O 45
Figure 15: ExpressCard Size 45
2.4.1. Signal Definitions 48
2.4.2. PEG Configuration 49
2.4.3. Reference Schematics 52
DisplayPort is supported 55
DisplayPort Example 56
Figure 21: HDMI Example 57
Figure 22: DVI Example 59
SDVO Port Configuration 61
Supported SDVO Devices 62
DVI_SDAROM 63
DVI_SCLROM 63
SDVO I2C Bus Address 63
Write = 0111 0000 (70h) 63
Read = 0111 0001 (71h) 63
2.6.1. Signal Definitions 66
Earliest asserted 1ms after 68
3.3V, 5V and 12V are stable 68
2.7. LAN 70
2.7.2. Reference Schematics 73
2.8. USB Ports 76
2.8.2. Reference Schematics 77
2.9. USB 3.0 81
2.9.1.3. USB 3.0 connector 83
2.9.2. Reference Schematics 84
2.10. SATA 87
Pins Signal Description 88
SATA Port 89
2.11. LVDS 91
Term Definition 94
2.11.2. Reference Schematics 97
2.12.1. Signal Definitions 99
2.12.2. Reference Schematics 100
2.13. VGA 101
COM Express Interfaces 102
2.14. TV-Out 104
COM Express Module 106
AUDIO POWER 107
AUDIO CODEC - ALC888 107
ANALOG I/O CONNECTOR 107
2.15.1.2. AC'97 108
Figure 41: Audio Amplifier 109
2.16.1. Signal Definition 111
SUPER I/O 115
COM1/COM2 116
2.17.1. Signal Definition 118
2.18.1. Signal Definitions 121
2.18.2. Reference Schematics 121
2.19.1. Signal Definitions 123
2.20.1. Signal Definitions 125
C O M 1 C O M 2 126
2.21. CAN Interface 127
2.21.2. Reference Schematics 128
2.22. Miscellaneous Signals 129
POWER ATX 133
POWER AT 133
Type 2 Detection 133
2.22.5. Watchdog Timer 137
G P IO C o n n e c t o r 141
2.22.8. Fan Connector 142
2.22.9. Thermal Interface 143
2.23. PCI Bus 147
2.23.2. Reference Schematics 148
2.24.1. Signal Definitions 153
3. Power and Reset 156
3.2.1. ATX vs AT Supplies 157
3.2.2. Power States 157
Power and Reset 158
3.2.5. Power Button 162
3.4. Reference Schematics 164
Table 55: ATX Signal Names 166
ATX Signal Name Description 166
3.5. Routing Considerations 167
3.5.3. VCC5_SBY Routing 168
4. BIOS Considerations 170
Type Height Partnumber Note 171
COM Express Module Connectors 172
GND Plane 173
Power Plane 173
COM Express 175
Table 60: Trace Parameters 176
Symbol Definition 176
Carrier Board 178
Parameter Trace Routing 183
Extended 194
7.2. Heatspreader 195
(Ø2.7mm bore hole) 196
(M2.5 thread) 196
(Ø2.7 bore hole) 197
Mechanical Considerations 198
8.3. Useful books 202
9.1. TV-Out 203
9.1.5. Signal Termination 206
9.1.6. Video Filter 206
9.1.7. ESD Protection 206
9.2. LPC Firmware Hub 207
Appendix C: List of Tables 213
Appendix D: List of Figures 215
Table 79: Revision History 217
Revision Date Author Changes 217

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