Advantech ROM-7420 Quick Start Manual

Evaluation kit

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ROM-7420 Evaluation Kit
Quick Start Guide
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Summary of Contents for Advantech ROM-7420

  • Page 1 ROM-7420 Evaluation Kit Quick Start Guide...
  • Page 2: Table Of Contents

    Contents 1. Copyright Notice 2. Introduction 3. Quick installation of ROM-7420 evaluation kit 3.1 Correct handling process 3.2 Incorrect handling process 3.3 Jumper setting 3.4 I/O Specification 3.4.1 ROM-7420 evaluation kit overview 3.4.2 Connectors and Headers 3.4.3 Power Distribution...
  • Page 3: Copyright Notice

    1. Copyright Notice This document is copyrighted, 2013 by Advantech Co., Ltd. All rights are reserved. Advantech Co., Ltd. reserves the right to make improvements to the products described in this manual at any time. Specifications are thus subject to change without notice.
  • Page 4: Introduction

    2. Introduction This document is to introduce ROM-7420 evaluation kit and let the end users start module evaluation easily and smoothly. It includes 2 parts of concepts: Correct handling process and the detail input/output connector and pin header specifications. ROM-7420 evaluation kit includes ROM-7420 RISC Q7 module and ROM-DB7500 Advantech RISC Q7 Evaluation Carrier Board.
  • Page 5: Quick Installation Of Rom-7420 Evaluation Kit

    3. Quick installation of ROM-7420 evaluation kit 3.1 Correct Handling Process A. Install the ROM-7420 module board to carrier board at a 30 degree angle. B. Press down the module board and make sure the 4 screw holes are aligned with the carrier...
  • Page 6 C. Adjust the 4 screws clockwise to fix them in place...
  • Page 7: Incorrect Handling Process

    3.2 Incorrect Handling Process A. Install ROM-7420 module board upside down B. Install ROM-7420 through horizontal move without preventing interferes with the connectors on carrier board...
  • Page 8 C. Fix ROM-7420 to carrier board without using M2.5x3 screws...
  • Page 9: Jumper Setting

    3.3 Jumper setting ROM-7420 module board Boot Rom Selection Part Number 1600000202 Footprint SW_2x2P_50_161X315 Description DIP SW CHS-02TB(20) SMD 4P SPST P=1.27mm W=5.4mm Pin Name This switch is designed for selecting boot up method. With Switch 1 on and Switch 2 off, the board boots from on board eMMC;...
  • Page 10 ROM-DB7500 Evaluation Carrier Board <LVDS> LVDS_VDD_SLT1 Panel power Setting Description Panel power for LVDS1 Setting Function (1-2) +3.3V (3-4) (5-6) +12V LVDS_VDD_SLT2 Panel power Setting Description Panel power for LVDS2 Setting Function (1-2) +3.3V (3-4) (5-6) +12V LVDS_BKLT_SLT1 Backlight power Setting Description Panel power for LVDS_PWR1 Setting...
  • Page 11 <CAN bus> CN19 connect 120ohm termination resistor for CAN0 Description connect 120ohm termination resistor for CAN0 Setting Function (1-2) connect 120ohm termination resistor for CAN0 CN20 connect 120ohm termination resistor for CAN1 Description connect 120ohm termination resistor for CAN1 Setting Function (1-2) connect 120ohm termination resistor for CAN1 *...
  • Page 12: I/O Specification

    3.4 I/O specification 3.4.1 ROM-7420 evaluation kit overview...
  • Page 13 ROM-DB7500 onboard connector Item Description CYPRESS , CY7C65630-56LFXA, 4 Port USB Hub, 56-pin QFN 8 × 8 mm Freescale, SGTL5000, I2S Audio Codec, 32-pin QFN 5.0 x 5.0 mm QFN D-SUB 15-pin VGA female connector HDMI Connector Stacked USB+RJ45 receptacle connector with GbE Transformer &...
  • Page 14: Connectors And Headers

    3.4.2 Connectors and Headers Back panel connectors External IO Connector Item Description DC Jack CAN Bus 1 CAN Bus 2 VGA Port HDMI Port GPIO Port NIC Port 0 (GbE) USB 2.0 Port 2 (lower) and 1 (upper) Line-Out Port MIC-In Port A.
  • Page 15 B&C CAN Bus 2 CAN bus with 5V level Signal D. VGA Signal GREEN BLUE DDC DATA HSYNC VSYNC DDC CLK...
  • Page 16 E. HDMI Signal TMDS_LANE2+ TMDS_LANE2- TMDS_LANE1+ TMDS_LANE1- TMDS_LANE0+ TMDS_LANE0- TMDS_CLK+ TMDS_CLK- DDC CLK DDC DAT F. GPIO 9 pins GPIO controlled by software Signal GPI_0 GPI_1 GPI_2 GPI_3 GPO_0 GPO_1 GPO_2 GPO_3...
  • Page 17 G&H. RJ45 + USB connector RJ45 with 10/100/1000 Ethernet plus two USB 2.0 Type A connectors Signal MDI0+ MDI0- MDI1+ MDI1- MDI2+ MDI2- MDI3+ MDI3- ACTIVE LED - ACTIVE LED + LINK 1000 - LINK 100 - USB PORT 2 - USB PORT 2 + USB PORT 1 - USB PORT 1 +...
  • Page 18 I&J. Audio The red one if Line in and the port in lime is for earphone/speaker out Signal MIC in HP L HP R...
  • Page 19 Internal Connectors & Headers K. LVDS Data Connector – 40-pin Please also refer to jumper setting in page 10 before connecting LVDS panel Signal Name Signal Name LVDS_A2+ LVDS_CLKA- LVDS_A0- LVDS_CLKA+ LVDS_A0+ LVDS_DDC_CLK LVDS_DDC_DATA LVDS_A1- LVDS_A1+ LVDS_A3- LVDS_A3+ LVDS_A2- RSVD LVDSA_CTRL...
  • Page 20 L. LVDS Inverter Power Connector Please also refer to jumper setting in page 10 before connecting LVDS panel Signal Name +12V BKL_EN BKL_CTL Q. Front Panel USB Header Signal Name +5 VDC Ground P. USB OTG Signal Name USB OTG D - USB OTG D + OTG ID...

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