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Seco COM-Express CCOMe-C79 User Manual

Carrier board for type 7 module on atx form factor
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CCOMe-C79
Carrier Board for COM-Express Type 7 Module
on ATX form factor

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Summary of Contents for Seco COM-Express CCOMe-C79

  • Page 1 CCOMe-C79 Carrier Board for COM-Express Type 7 Module on ATX form factor...
  • Page 2 SECO S.p.A. reserves the right to change precise specifications without prior notice to supply the best product possible. For further information on this module or other SECO products, but also to get the required assistance for any and possible issues, please contact us using the dedicated web form available at https://www.seco.com/...

  • Page 3: Table Of Contents

    PCI-e x16 Slot / PEG (PCI Express Graphics x16) Connector ............................42 eSPI/LPC Debug Connector ......................................46 RS232 ports Internal pin Headers ....................................47 CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 4 BMC Connector .......................................... 61 Networking ..........................................63 Buttons ............................................67 Appendices ....................................68 Thermal Design ........................................... 69 Accessories ............................................70 CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 5: Introduction

    Safety • Electrostatic Discharges • RoHS compliance • Safety Policy • Terminology and definitions • Reference specifications CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 6: Warranty

    All changes or modifications to the equipment not explicitly approved by SECO S.p.A. could impair the equipment s functionality and could void the warranty. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 7: Information And Assistance

    SECO Sales Representative: the Sales Rep can help to determine the exact cause of the problem and search for the best solution. • SECO Help-Desk: contact SECO Technical Assistance. A technician is at disposal to understand the exact origin of the problem and suggest the correct solution.

  • Page 8: Safety

    The CCOMe-C79 board is designed using RoHS compliant components and is manufactured on a lead-free production line. It is therefore fully RoHS compliant. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 9: Safety Policy

    ES1 requirements; the board in its enclosure must be evaluated for temperature and airflow considerations. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 10: Terminology And Definitions

    Secure Digital Input/Output, an evolution of the SD standard that allows use the use of the same SD interface to drive different Input/Output CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 11 Transistor-transistor Logic User Identity Module, an extension of SIM modules. Universal Serial Bus V_REF Voltage reference Pin CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 12: Reference Specifications

    SD Card Association https://www.sdcard.org SM Bus http://www.smbus.org/specs TMDS http://www.latticesemi.com/view_document?document_id=38351 USB 2.0 and USB OTG http://www.usb.org/developers/docs/usb20_docs/usb_20_080117.zip USB 3.0 http://www.usb.org/developers/docs/usb_31_080117.zip CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 13: Overview

    • Introduction • Technical Specifications • Electrical Specifications • Mechanical Specifications • Block Diagram CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 14: Introduction

    The robust thermal and mechanical concept, combined with extended power-management capabilities, is perfectly suited for all applications. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 15: Technical Specifications

    2.2 Technical Specifications FuSa header Supported Modules SPI Flash header COM Express Type 7 compliant modules Buzzer Mass Storage interfaces Power supply: ATX 24 poles connector for carrier board working only 2x SATA 7p M connectors Auxiliary 12V connector for carrier board working only µSD Card slot (interface multiplexed with GPIO header) 12 V power in connector for COM Express...

  • Page 16: Electrical Specifications

    +12V_RUN Mating Connector, MOLEX p/n 39-01-2060 or equivalent, with female crimp terminal MOLEX series 5566. +12V_RUN +12V_RUN CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 17 Another diode LED D16, complementary to D17, is used to notify the Reset Output from Module to Carrier Board, directly driven through an High-Speed Buffer by CB_RESET# signal. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 18: Smart Battery Sm Bus Connector

    RTC battery can be enabled/disabled using dedicated jumper on CN6, which is a standard pin header, P2.54mm, 1x3 pin. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 19: Power Rails Meanings

    _ALW: Always-on voltages, i.e. power rails that are active both in ACPI s S0 (Working), S3 (Standby) and S5 (Soft Off) state. Examples: +5V_ALW, +3.3V_ALW. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 20: Mechanical Specifications

    In order to fix the COM Express module to the carrier board, on CCOMe-C79 have been soldered six metallic spacers, height 8mm, 2.5mm diameter. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 21: Block Diagram

    2.5 Block Diagram RJ-45 Gigabit LPC/eSPI PEG X16 PCI-e x16 Slot Ethernet Connector Header 2x SATA 7p Gen3 eSPI SATA #[0..1] 10G_SDP #[0..3] Bridge eSPI-to-LPC 4x SMA Connectors 10G_MDIO_1 10G_MDIO_3 µSD Slot Header SD/GPIO 10G_MDIO_0 GPIO Header NCSI Port 80 4x 7-Segment 10G_MDIO_2 displays SM Bus...

  • Page 22: Connectors

    • Connectors placement • Connectors overview • Connectors description CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 23: Connectors Placement

    3.1 Connectors placement On CCOMe-C79 carrier board, there are several connectors. Some of them are standard connectors, like Gigabit Ethernet, USB ports, and are placed on the same side of the board, so that they can be placed on a panel of a possible enclosure. In the following picture it is possible to see the position of each connector.
  • Page 24 BMC/USB selector RTC battery enable eSPI/LPC eSPI/LPC AT/ATX +5V monitor Power OK selector switch EN selector selector CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 25: Connectors Overview

    Feature pin Header CN28 External BIOS SPI Flash Header CN29 Smart Battery SM Bus Connector CN31 GPIO pin header CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 26: Jumpers And Switch List

    FAN driver mode selector JP10 GPIO/SD Card selector JP11 MDIO/I2C interfaces selector JP12 Set for 10G_PHY_CAP_23 JP13 Set for 10G_PHY_CAP_01 CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 27: Connectors Description

    GbEthernet Reference Voltage GBE0_CTREF SMB_DAT SM Bus Data Suspend to RAM (S3) signal SUS_S3# SMB_ALERT# SM Bus Alert signal CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 28 USB3+ USB Data Port 3+ USB Over Current Ports 2/3 USB_2_3_OC# USB_0_1_OC# USB Over Current Ports 0/1 CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 29 PCI-E lane 8 receive - Power Ground Power Ground PCI-E lane 9 transmit + PCIE_TX9+ PCIE_RX9+ PCI-E lane 9 receive + CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 30 B103 SLEEP# Sleep Button Input +12V switched power supply +12V_RUN A104 B104 +12V_RUN +12V switched power supply CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 31 PCI Express Transmit Pair 6- Power Ground Power Ground PCI Express Receive Pair 7+ PCIE_RX7+ PCIE_TX7+ PCI Express Transmit Pair 7+ CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 32 10GbE Power Ground Power Ground PCI Express Receive Pair 16+ PCIE_RX16+ PCIE_TX16+ PCI Express Transmit Pair 16+ CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 33 PCI Express Transmit Pair 25+ PCI Express Receive Pair 25- PCIE_RX25- PCIE_TX25- PCI Express Transmit Pair 25- CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 34 +12V switched power supply +12V_RUN C109 D109 +12V_RUN +12V switched power supply Power Ground C110 D110 Power Ground CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 35: Pci-E Slots

    +3.3V Power Rail Wake signal for link reactivation WAKE0# PCIEx4_1_RST# Reset signal to the add-in card, derived by CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 36 Active low signal, +3.3V_RUN electrical level with a CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 37 PRSNT2# PCIE_RX4- PCI-e Receiver lane 4- Active low signal, +3.3V_RUN electrical level with a CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 38 In case that these pins are not tied together on the add-in card, then the carrier board will not acknowledge the presence of the card in the slot, and will not enable the reference clock (and the add-in card will not work). CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 39 Active low signal, +3.3V_RUN electrical level with a Power Ground Power Ground PCI-e Transmitter lane 9+ PCIE_TX9+ RSVD Not Connected CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 40 PCIE_TX15+ Power Ground PCI-e Transmitter lane 15- PCIE_TX15- Power Ground Power Ground PCIE_RX15+ PCI-e Receiver lane 15+ CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 41 In case that these pins are not tied together on the add-in card, then the carrier board will not acknowledge the presence of the card in the slot, and will not enable the reference clock (and the add-in card will not work). CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 42: Pci-E X16 Slot / Peg (Pci Express Graphics X16) Connector

    PCIEx16_RST# buffer. Active low signal, +3.3V_ALW electrical level with a 100k resistor. Not Connected RSVD Power Ground CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 43 Power Ground Power Ground PCIE_RX20+ PCI Express Receive Pair 20+ Power Ground PCIE_RX20- PCI Express Receive Pair 20- CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 44 Power Ground PCI Express Transmit Pair 27- PCIE_TX27- Power Ground Power Ground PCIE_RX27+ PCI Express Receive Pair 27+ CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 45 In case that these pins are not tied together on the add-in card, then the carrier board will not acknowledge the presence of the card in the slot, and will not enable the reference clock (and the add-in card will not work). CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 46: Espi/Lpc Debug Connector

    ESPI_RESET#: eSPI Reset Signal for both master and slaves devices ESPI_ALERT0#: eSPI signal used by eSPI slave to request service from the eSPI master CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

  • Page 47: Rs232 Ports Internal Pin Headers

    9-pin standard male pin header, p 2.54 mm, 5+4 pin, h= 6mm, type NELTRON p/n 2213S-10G-E06 or equivalent. UART0_232_TX UART1_232_TX N.C. N.C. N.C. N.C. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 48 For ESD protection, on all data and voltage lines are placed clamping diodes for voltage transient suppression. and +5V are derived from +5V_ALW through a 1A current limited power switch. USB0 USB1 CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 49 2.0 cable. Avoid using USB 3.0 cables if the COM Express module used doesn’t offer such an interface. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 50 USB_2_3_OC#: USB over-current sense signal for USB channels #2 and #3. Active N.C. Low Input Signal, electrical level +3.3V_ALW, manged by COM Express module. N.C. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 51 SATA0_RX+/SATA0_RX-: Serial ATA Channel #0 Receive differential pair. SATA1_TX+/SATA1_TX-: Serial ATA Channel #1 Transmit differential pair. SATA1_RX+/SATA1_RX-: Serial ATA Channel #1 Receive differential pair. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 52 Ultra High Speed CMOS buffer. Active Low Output Signal, +3.3V_ALW system is in Suspend to Disk (S4) state. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 53 SPI_HOLD#: this signal too is tied, through a 10kΩ resistor, to SPI_POWER signal. This means that when the Flash is powered, the Hold condition of serial communication is automatically removed. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 54 Carrier FWH Inserted Not inserted Module Carrier SPI0 Carrier SPI0/SPI1 Inserted Inserted Carrier Module SPI1 Module SPI0/SPI1 CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 55 RSVD#C97 FUSA_SPIM_SCLK FUSA_I2C_DAT RSVD#A33 FUSA_SPIM_MISO FUSA_DIAGTEST_MODE RSVD#C63 FUSA_SPIM_MOSI FUSA_DIAGTEST_EN RSVD#A48 FUSA_PROCHOT FUSA_PROCHOT# RSVD#C64 FUSA_THERMTRIP FUSA_THERMTRIP# RSVD#A86 FUSA_CATERR# CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 56 RSVD#C77 FUSA_PCHHOT# RSVD#A87 FUSA_POWERFAIL# FUSA_POWERFAIL# SYS_RESET# PS_ON# PWRBTN# CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 57 SDIO_DAT[0÷3]: SD Card data bus. SDIO_DAT0 signal is used for all communication modes. SDIO_DAT[1÷3] signals SDIO_CLK are required for 4-bit communication mode. SDIO_DAT0 SDIO_DAT1 CardDetect SD_CD# CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 58 Please be aware that the power switch input signal and the reset switch input signal are also managed directly on the carrier board by the two pushbuttons M2 and M1 (respectively), so it is not mandatory to connect them externally using CN34. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 59 POST_TDO: JTAG Test Data Out Signal POST_TDI POST_TDI: JTAG Test Data In, +3.3V_RUN POST_TCK POST_TMS N.C. POST_TMS: JTAG Test Mode Select, +3.3V_RUN CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 60 FAN_PWMOUT, coming directly from COM Express module, in order to support 3-wire tachometric fans. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 61 BMC NCSI_RXD1: NC-SI Receive Data #1 Output, from Network Controller placed on Type 7 modules to CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 62 PCIE_BMC_RX3+ / PCIE_BMC_RX3-: PCI Express lane #3, Receiving Input Differential pair PCIE_BMC_TX3+ / PCIE_BMC_TX3- : PCI Express lane #3, Transmitting Output Differential pair CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 63 46 10G_KR_TX1+ 22 GND 47 10G_KR_TX1- 23 10G_KR_RX3+ 48 GND 24 10G_KR_RX3- 49 10G_PHY_MDC_OCP_SCL 25 GND 50 10G_PHY_MDC_OCP_SDA CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 64 OCP_SMB_CK: SM Bus control clock line for OCP System Management. Bidirectional signal, +3.3V_RUN electrical level OCP_SMB_DAT: SM Bus control data line for OCP System Management. Bidirectional signal, +3.3V_RUN electrical level CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 65 These interfaces are available on as many SMA RF connectors CN53 (10G_SDP0), CN54 (10G_SDP2), CN55 (10G_SDP1), CN56 (10G_SDP3) , type Amphenol p/n 132134. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 66 GBE0_MDI3+/GBE0_MDI3-: Ethernet Controller #0 Media Dependent Interface (MDI) I/O differential pair #3. It is the fourth differential pair in Gigabit Ethernet mode; it is not used in 10/100Mbps modes. CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 67 The fourth pushbutton, M4, is placed on SLEEP# signal. Upon the pressure of this pushbutton, the COM Express module will enter in a sleep state (if such states are supported by the module). CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 68 • Thermal Design • Accessories CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.
  • Page 69 This is particularly needed for industrial grade modules. SECO can provide COM Express modules specific heatspreaders and heatsinks (active and passive), but please remember that their use must be evaluated...
  • Page 70 A more detailed description can be found at related product page in Seco S.p.A website: COM EXP T7 DEV KIT (seco.com) CCOMe-C79 CCOMe-C79 - Rev. First Edition: 1.0 - Last Edition: 1.0 - Author: A.R. - Reviewed by E.S. Copyright © 2021 SECO S.p.A.

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