Artesyn COMX-P2020 Installation and Use (February 2015) - Manual (Page 44)

Controls, LEDs, and Connectors
COMX-P2020 Module Installation and Use (6806800K97E) 44
A27 Not Connected B27 Not Connected C27 Not Connected D27 Not Connected
A28 Not Connected B28 Not Connected C28 Not Connected D28 DMA2_DREQ#
A29 Not Connected B29 Not Connected C29 Not Connected D29 Not Connected
A30 Not Connected B30 Not Connected C30 Not Connected D30 Not Connected
A31 GND B31 GND C31 GND D31 GND
A32 Not Connected B32 Not Connected C32 UART_SOUT0 D32 Not Connected
A33 Not Connected B33 MUX_IIC0_SCL C33 UART_SIN0 D33 Not Connected
A34 COME_BIOS_DIS
AB B34 MUX_IIC0_SDA C34 UART_CTS0# D34 DMA2_DACK#
A35 Not Connected B35 Not Connected C35 UART_RTS0# D35 LBCTL
A36 USB6_DM B36 USB7_DM C36 UART_SOUT1 D36 Not Connected
A37 USB6_DP B37 USB7_DP C37 UART_SIN1 D37 Not Connected
A38 USB67_OSC_N B38 USB45_OSC_N C38 UART_CTS1# D38 GPI2
A39 USB4_DM B39 USB5_DM C39 UART_RTS1# D39 IRQ6
A40 USB4_DP B40 USB5_DP C40 COME_EC_MDIO D40 GPI0
A41 GND B41 GND C41 GND D41 GND
A42 USB2_DM B42 USB3_DM C42 MSRCID1 D42 GPO0
A43 USB2_DP B43 USB3_DP C43 MSRCID2 D43 GPI1
A44 USB23_OSC_N B44 USB01_OSC_N C44 MSRCID3 D44 GPI3
A45 USB0_DM B45 USB1_DM C45 MSRCID4 D45 GPIO15
A46 USB0_DP B46 USB1_DP C46 MDVAL D46 LA<16>
A47 V_RTC B47 Not Connected C47 LA<17> D47 LA<20>
A48 Not Connected B48 Not Connected C48 LA<18> D48 LA<21>
A49 Not Connected B49 SYS_RESET# C49 LA<19> D49 LA<22>
A50 Not Connected B50 RESET# C50 COME_EC_MDC D50 LDP0
A51 GND B51 GND C51 GND D51 GND
A52 Not Connected B52 Not Connected C52 PCIE_RX2_P D52 PCIE_TX2_P
Table 3-1 COM Express Connector (continued)
Pin Signal Pin Signal Pin Signal Pin Signal