COMe-mTT10 / Pinout List
6.3 Connector X1A Row B
Pin Signal Description Type Termination Comment
B1 GND_16 Power Ground PWR - -
B2 GBE0_ACT# Ethernet Activity LED OD - -
B3 LPC_FRAME# LPC Frame Indicator O-3.3 - -
B4 LPC_AD0 LPC Address / Data Bus IO-3.3 PU 100k -
B5 LPC_AD1 LPC Address / Data Bus IO-3.3 PU 100k -
B6 LPC_AD2 LPC Address / Data Bus IO-3.3 PU 100k -
B7 LPC_AD3 LPC Address / Data Bus IO-3.3 PU 100k -
B8 LPC_DRQ0# Not Connected nc - -
B9 LPC_DRQ1# Not Connected nc - -
B10 LPC_CLK LPC Clock O-3.3 - up to 33MHz
B11 GND_17 Power Ground PWR - -
B12 PWRBTN# Power Button Input I-3.3 PU 10k 3.3V_S5 active on falling edge
B13 SMB_CLK SMBus Clock O-3.3 PU 10k in S5 / 5k in S0 3.3V -
B14 SMB_DAT SMBus Data IO-3.3 PU 10k in S5 / 5k in S0 3.3V -
B15 SMB_ALERT# SMBus Interrupt IO-3.3 PU 10k 3.3V_S0 -
B16 SATA1_TX+ SATA 0 Transmit Data+ DP-O - -
B17 SATA1_TX- SATA 0 Transmit Data- DP-O - -
B18 SUS_STAT# Indicates imminent suspend operation O-3.3 - CPLD I/O
B19 SATA1_RX+ SATA 0 Receive Data+ DP-I - -
B20 SATA1_RX- SATA 0 Receive Data- DP-I - -
B21 GND_18 Power Ground PWR - -
B22 RSVD Not Connected nc - -
B23 RSVD Not Connected nc - -
B24 PWR_OK Power OK from power supply I-5T PU 511k 3.3V_S5 CPLD I/O
B25 RSVD Not Connected nc - -
B26 RSVD Not Connected nc - -
B27 WDT Indicator for Watchdog Timeout O-3.3 - CPLD I/O
B28 HDA_SDIN2 Not Connected nc - not suppor ted
B29 HDA_SDIN1 Audio Codec Serial Data in 1 I-3.3 PD ~10k in TNC -
B30 HDA_SDIN0 Audio Codec Serial Data in 0 I-3.3 PD ~10k in TNC -
B31 GND_19 Power Ground PWR - -
B32 SPKR Speaker Interf ace O-3.3 - -
B33 I2C_CK General Purpose I2C Clock IO-3.3 PU 2k2 3.3V_S5 CPLD I/O
B34 I2C_DAT General Purpose I2C Data IO-3.3 PU 2k2 3.3V_S5 CPLD I/O
B35 THRM# Over Temperature Indicator I-3.3 PU 10k 3.3V_S0 -
B36 USB7- USB Data- Client (Client Mode) DP-I/O PD 12k in Topcliff -
B37 USB7+ USB Data+ Client (Client Mode) DP-I/O PD 12k in Topcliff -
B38 USB_4_5_OC# USB Over current Pair 4 / 5 / 6 I-3.3 PU 10k 3.3V_S5 -
B39 USB5- USB Data- Port #5 (n.a. if USB6 option is used) DP-I/O PD 12k in Topcliff -
B40 USB5+ USB Data+ Por t #5 (n.a. if USB6 option is used) DP-I/O PD 12k in Topcliff -
B41 GND_20 Power Ground PWR - -
B42 USB3- USB Data- Port #3 DP-I/O PD 12k in Topcliff -
B43 USB3+ USB Data+ Por t #3 DP-I/O PD 12k in Topcliff -
B44 USB_0_1_OC# USB Over current Pair 0 / 1 I-3.3 PU 10k 3.3V_S5 -
B45 USB1- USB Data- Port #0 DP-I/O PD 12k in Topcliff -
B46 USB1+ USB Data+ Por t #0 DP-I/O PD 12k in Topcliff -
B47 EXCD1_PERST# PCIe Express Card 1 Reset O-3.3 - no PU or PD allowed!
B48 EXCD1_CPPE# PCIe Express Card 1 Request I-3.3 - -
B49 SYS_RESET# Reset button input I-3.3 PU 5k-25k 3.3_S5 in CPLD -
B50 CB_RESET# Carrier Board Reset O-3.3 - CPLD I/O
B51 GND_21 Power Ground PWR - -
B52 RSVD Not Connected nc - -
B53 RSVD Not Connected nc - -
B54 SDIO_CMD / GPO1 SDIO#0 Command / General Purpose Output 1 I/O-3.3 PU 75k V3.3V_S0 / PD 100k -
B55 RSVD Not Connected nc - -
B56 RSVD Not Connected nc - -
B57 SDIO_WP / GPO2 SDIO#0 Write Protection /General Purpose Output 2 I-3.3 PU 10k V3.3V_S0 / PD 100k -
B58 PCIE_RX3+ PCIe lane #3 Receive+ (Optional) DP-I PD ~50R(PU @ reset) in TNC only available on no-TopCliff var.
B59 PCIE_RX3- PCIe lane #3 Receive- (Optional) DP-I PD ~50R(PU @ reset) in TNC only available on no-TopCliff var.
B60 GND_22 Power Ground PWR - -
B61 PCIE_RX2+ PCIe lane #2 Receive+ DP-I PD ~50R(PU @ reset) in TNC -
B62 PCIE_RX2- PCIe lane #2 Receive- DP-I PD ~50R(PU @ reset) in TNC -
B63 SDIO_CD# / GPO3 SDIO#0 CardDetect / General Purpose Output 3 I-3.3 PU 10k V3.3V_S0 / PD 100k -
B64 PCIE_RX1+ PCIe lane #1 Receive+ DP-I PD ~50R(PU @ reset) in TNC -
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