Specifications

C
Pinouts and Mapping
116
MXM connector
TheonboardMXMconnectorisusedbytwotypesofMobilePCIeXpressModule(MXM)
devices;asupportedTypeAMXM3.0videomoduleortheRadisysDualSolidStateDrive
(DSSD)MXMmodule.Bothtypesofsupportedmodulesderiveallinput,output,andpower
resourcesfromtheMXMconnector.ThepinoutfortheMXMconnectorisdefinedinthe
MXM3.0specificationandisalsolistedinTable 50.
Table 50. MXM 3.0 connector pinout
Pin Signal Pin Signal Pin Signal Pin Signal
E1 +12V E2 +12V 141 PE3_CPU0_RX_C_DN<1> 142 PE3_CPU0_TX_DN<1>
E3 GND E4 GND 143 PE3_CPU0_RX_C_DP<1> 144 PE3_CPU0_TX_DP<1>
1 +5V_MXM 2 MXM_PRSNT_R* 145 GND 146 GND
3 +5V_MXM 4 NC 147 PE3_CPU0_RX_C_DN<0> 148 PE3_CPU0_TX_DN<0>
5 +5V_MXM 6 MXM_PWR_GOOD 149 PE3_CPU0_RX_C_DP<0> 150 PE3_CPU0_TX_DP<0>
7 +5V_MXM 8 MXM_PWR_EN 151 GND 152 GND
9 +5V_MXM 10 NC (Reserved) 153 CLK100M_MXM_PCIE_N 154 MXM_CLK_EN_R*
11 GND 12 NC (Reserved) 155 CLK100M_MXM_PCIE_P 156 MXM_PERST*
13 GND 14 NC (Reserved) 157 GND 158 NC
15 GND 16 NC (Reserved) 159 NC (Reserved) 160 NC
17 GND 18 MXM_PWR_LEVEL 161 NC (Reserved) 162 NC
19 MXM_STD_SW* 20 MXM_TH_OVERT* 163 NC (Reserved) 164 NC
21 NC 22 MXM_TH_ALERT* 165 NC (Reserved) 166 GND
23 NC 24 NC 167 NC (Reserved) 168 NC
25 NC 26 NC 169 NC 170 NC
27 NC 28 NC 171 NC 172 NC
29 HDMI_CEC 30 NC 173 GND 174 GND
31 NC 32 I2C3_PLOAD_SDA 175 NC 176 NC
33 NC 34 I2C3_PLOAD_SCL 177 NC 178 NC
35 NC 36 GND 179 GND 180 GND
37 GND 38 NC 181 NC 182 NC
39 NC 40 NC 183 NC 184 NC
41 NC 42 NC 185 GND 186 GND
43 NC 44 MXM_CUSTOM_ID0 187 NC 188 NC
45 MXM_CUSTOM_ID1 46 GND 189 NC 190 NC
47 GND 48 PE3_CPU0_TX_DN<15> 191 GND 192 GND
49 PE3_CPU0_RX_C_DN<15> 50 PE3_CPU0_TX_DP<15> 193 NC 194 NC
51 PE3_CPU0_RX_C_DP<15> 52 GND 195 NC 196 NC
53 GND 54 PE3_CPU0_TX_DN<14> 197 GND 198 GND
55 PE3_CPU0_RX_C_DN<14> 56 PE3_CPU0_TX_DP<14> 199 NC 200 NC
57 PE3_CPU0_RX_C_DP<14> 58 GND 201 NC 202 NC
59 GND 60 PE3_CPU0_TX_DN<13> 203 GND 204 GND
61 PE3_CPU0_RX_C_DN<13> 62 PE3_CPU0_TX_DP<13> 205 NC 206 NC
63 PE3_CPU0_RX_C_DP<13> 64 GND 207 NC 208 NC
65 GND 66 PE3_CPU0_TX_DN<12> 209 GND 210 GND
67 PE3_CPU0_RX_C_DN<12> 68 PE3_CPU0_TX_DP<12> 211 NC 212 NC
69 PE3_CPU0_RX_C_DP<12> 70 GND 213 NC 214 NC