Advantech UNO-137 V2 User Manual page 49

Table A.8: M.2 E-Key Connector Pin Assignments
27 NC
29 NC
31 NC
33 GND
35 PCIE_PCH_M2_E1_TX_P1
37 PCIE_PCH_M2_E1_TX_N1
39 GND
41 PCIE_CPU_M2_E1_RX_P1
43 PCIE_CPU_M2_E1_RX_N1
45 GND
47 CLK100M_PCH_M2_E1_K_P1
49 CLK100M_PCH_M2_E1_K_N1
51 GND
53 CLKREQ4#
55 PCIE_WAKE#
57 GND
59 PCIE_PCH_M2_E1_TX_P2
61 PCIE_PCH_M2_E1_TX_N2
63 GND
65 PCIE_CPU_M2_E1_RX_P2
67 PCIE_CPU_M2_E1_RX_N2
69 GND
71 CLK100M_PCH_M2_E1_K_P2
73 CLK100M_PCH_M2_E1_K_N2
75 GND
28 NC
30 NC
32 NC
34 NC
36 NC
38 NC
40 NC
42 NC
44 NC
46 NC
48 NC
50 PLTRST_MKEY#
52 PCIE_REQ#
54 +V3.3_SB_M2_E1
56 WIFI_OFF#
58 NC
60 NC
62 NC
64 NC
66 PLRST
68 NC
70 PCIE_WAKE#
72 +V3.3_SB_M2_E1
74 +V3.3_SB_M2_E1
35 UNO-137 V2 User Manual