Kontron COMe Starterkit Eval T2 - Manual (Page 52)

COM Express Interfaces
2.4.3. Reference Schematics
2.4.3.1. x1, x4, x8, x16 Slot
Figure 18 below illustrates the pin-out definition for the standard x1, x4, x8 and x16 PCI Express
connectors. The lines in the diagram depict where each different connector type ends.
Figure 18: x1, x4, x8, x16 Slot
PICMG ® COM Express ® Carrier Board Design Guide Rev. 2.0 / December 6, 2013
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TRST_PEG#
TCK_PEG
TDI_PEG
TMS_PEG
VCC_12V
VCC_12V
VCC_3V3
VCC_3V3_SBY
VCC_3V3 VCC_3V3
CEX PEG_TX0-
CEX PEG_TX0+
CEX PEG_TX1+
CEX PEG_TX1-
CEX PEG_TX2-
CEX PEG_TX2+
CEX PEG_TX3+
CEX PEG_TX3-
CEX PEG_TX4+
CEX PEG_TX4-
CEX PEG_TX5+
CEX PEG_TX5-
CEX PEG_TX6-
CEX PEG_TX6+
CEX PEG_TX7+
CEX PEG_TX7-
CEX
PEG_TX8+
CEX
PEG_TX8-
CEX
PEG_TX9-
CEX
PEG_TX9+
CEX PEG_TX10-
CEX PEG_TX10+
CEX PEG_TX11-
CEX PEG_TX11+
CEX PEG_TX12+
CEX PEG_TX12-
CEX PEG_TX13-
CEX PEG_TX13+
CEX
PEG_TX14- CEX
PEG_TX14+
CEX
PEG_TX15- CEX
PEG_TX15+
CEX PEG_RX15-
CEX PEG_RX15+
CEX PEG_RX14-
CEX PEG_RX14+
CEX PEG_RX13+
CEX PEG_RX13-
CEX PEG_RX12-
CEX PEG_RX12+
CEX PEG_RX11-
CEX PEG_RX11+
CEX PEG_RX10-
CEX PEG_RX10+
CEX PEG_RX9+
CEX PEG_RX9-
CEX PEG_RX8-
CEX PEG_RX8+
CEX PEG_RX7-
CEX PEG_RX7+
CEX PEG_RX6-
CEX PEG_RX6+
CEX PEG_RX5+
CEX PEG_RX5-
CEX PEG_RX4-
CEX PEG_RX4+
CEX PEG_RX3-
CEX PEG_RX3+
CEX PEG_RX2+
CEX PEG_RX2-
CEX PEG_RX1-
CEX PEG_RX1+
CEX PEG_RX0-
CEX PEG_RX0+
PCIE_CLK_REF1+
PCIE_CLK_REF1-
CEX WAKE0# PCIE_RESET1#
SMB_CK_S0
SMB_DAT_S0
CEX SDVO_I2C_CK
CEX SDVO_I2C_DAT
TP3
R23
4k7
R22
4k7
R24 4k7
Key
J5
PEG Slot
+12V1
B1
+12V2
B2
+12V3
B3
GND1
B4
SMCLK
B5
SMDAT
B6
GND2
B7
+3.3V1
B8
JTAG1
B9
3.3VAUX
B10
WAKE#
B11
RSVD2
B12
GND3
B13
HSOP_0
B14
HSON_0
B15
GND4
B16
PRSNT2#
B17
GND5
B18
PRSNT1#
A1
+12V4
A2
+12V5
A3
GND6
A4
JTAG2
A5
JTAG3
A6
JTAG4
A7
JTAG5
A8
+3.3V2
A9
+3.3V3
A10
PERST#
A11
GND7
A12
REFCLK+
A13
REFCLK-
A14
GND8
A15
HSIP_0 A16
HSIN_0 A17
GND9
A18
HSOP_1
B19
HSON_1
B20
GND10
B21
GND11
B22
HSOP_2
B23
HSON_2
B24
GND12
B25
GND13
B26
HSOP_3
B27
HSON_3
B28
GND14
B29
RSVD3
B30
PRSNT2#1
B31
GND15
B32
HSOP_4
B33
HSON_4 B34
GND22
B35
GND23
B36
HSOP_5
B37
HSON_5 B38
GND24
B39
GND25
B40
HSOP_6 B41
HSON_6
B42
GND26
B43
GND27
B44
HSOP_7
B45
HSON_7
B46
GND28
B47
PRSNT2#2
B48
GND29
B49
HSOP_8
B50
HSON_8
B51
GND38
B52
GND39
B53
HSOP_9 B54
HSON_9
B55
GND40
B56
GND41
B57
HSOP_10 B58
HSON_10 B59
GND42
B60
GND43
B61
HSOP_11
B62
HSON_11 B63
GND44
B64
GND45
B65
HSOP_12 B66
HSON_12
B67
GND46
B68
GND47
B69
HSOP_13
B70
HSON_13 B71
GND48
B72
GND49
B73
HSOP_14 B74
HSON_14
B75
GND50
B76
GND51
B77
HSOP_15 B78
HSON_15
B79
GND52
B80
PRSNT2#3
B81
RSVD4
B82
RSVD5
A19
GND16
A20
HSIP_1
A21
HSIN_1
A22
GND17
A23
GND18
A24
HSIP_2
A25
HSIN_2
A26
GND19
A27
GND20
A28
HSIP_3
A29
HSIN_3 A30
GND21
A31
RSVD6
A32
RSVD7
A33
GND30
A34
HSIP_4
A35
HSIN_4 A36
GND31
A37
GND32
A38
HSIP_5 A39
HSIN_5
A40
GND33
A41
GND34
A42
HSIP_6 A43
HSIN_6
A44
GND35
A45
GND36
A46
HSIP_7 A47
HSIN_7
A48
GND37
A49
RSVD8
A50
GND54
A51
HSIP_8
A52
HSIN_8 A53
GND55
A54
GND56
A55
HSIP_9
A56
HSIN_9
A57
GND57
A58
GND58
A59
HSIP_10
A60
HSIN_10
A61
GND59
A62
GND60
A63
HSIP_11 A64
HSIN_11 A65
GND61
A66
GND62
A67
HSIP_12 A68
HSIN_12
A69
GND63
A70
GND64
A71
HSIP_13
A72
HSIN_13 A73
GND65
A74
GND66
A75
HSIP_14
A76
HSIN_14 A77
GND67
A78
GND68
A79
HSIP_15
A80
HSIN_15
A81
GND69
A82
H
O
LE
1
H
O
LE
2
H
O
LE
2
H
O
LE
1
R25
0R
R24 4k7