CM-T54 CoM Reference Guide Introduction © 2014 CompuLab Ltd. All Rights Reserved. No part of this document may be photocopied, reproduced, stored in a retrieval system, or transmitted, in any form or by any means whether, electronic, mechanical, or otherwise without the prior written permission of CompuLab Ltd. No warranty of accuracy is given concerning the contents of the information contained in this publication. To the extent permitted by law no liability (including liability to any person by reason of negligence) will be accepted by CompuLab Ltd., its subsidiaries or employees for any direct or indirect loss or damage caused by omissions from or inaccuracies in this document. CompuLab Ltd. reserves the right to change details in this publication without notice. Product and company names herein may be the trademarks of their respective owners. CompuLab Ltd. P.O. Box 687 Yokneam Elite 20692 ISRAEL Tel: +972 (4) 8290100 http://www.compulab.co.il Fax: +972 (4) 8325251 Revised June 2014 CM-T54 Reference Guide 2 Table of Contents Table of Contents 1 INTRODUCTION .............................................................................................................. 7 1.1 About This Document ...................................................................................................... 7 1.2 CM-T54 Part Number Legend ......................................................................................... 7 1.3 Related Documents .......................................................................................................... 7 2 OVERVIEW ........................................................................................................................ 8 2.1 Highlights ......................................................................................................................... 8 2.2 Block Diagram ................................................................................................................. 9 2.3 CM-T54 Features ........................................................................................................... 10 3 CORE SYSTEM COMPONENTS .................................................................................. 12 3.1 OMAP5432 SoC ............................................................................................................ 12 3.2 Multimedia System ........................................................................................................ 13 3.2.1 3D and 2D Acceleration ........................................................................................ 13 3.2.2 DSP subsystem ...................................................................................................... 13 3.2.3 IVA-HD Subsystem .............................................................................................. 14 3.3 Memory .......................................................................................................................... 14 3.3.1 DRAM ................................................................................................................... 14 3.3.2 On-board eMMC storage ...................................................................................... 14 4 PERIPHERAL INTERFACES ....................................................................................... 15 4.1 Serial ATA Interface ...................................................................................................... 16 4.2 Display Interfaces........................................................................................................... 16 4.2.1 Parallel Display Interface (DPI) ............................................................................ 17 4.2.2 Remote Frame buffer interface (RFBI) ................................................................. 18 4.2.3 LVDS Display interface ........................................................................................ 18 4.2.4 MIPI Display Interface ......................................................................................... 20 4.2.5 HDMI port ............................................................................................................ 20 4.3 Camera Interfaces........................................................................................................... 21 4.3.1 Parallel Camera Interface ...................................................................................... 21 4.3.2 MIPI camera interfaces MIPI-CSI ........................................................................ 22 4.4 Audio Subsystem ........................................................................................................... 23 4.4.1 Analog Audio CODEC ......................................................................................... 23 4.4.2 Digital Audio Interfaces ........................................................................................ 25 4.4.2.1 McBSP interface .............................................................................................. 25 4.4.2.2 McASP interface ............................................................................................. 25 4.4.2.3 Digital Microphone Interface .......................................................................... 26 4.5 High-Definition Multimedia Interface (HDMI) ............................................................. 27 4.6 WLAN and Bluetooth .................................................................................................... 27 4.7 Ethernet .......................................................................................................................... 29 4.8 USB interfaces ............................................................................................................... 29 Revised June 2014 CM-T54 Reference Guide 3 Table of Contents 4.8.1 USB 3.0 On-The-Go ............................................................................................. 29 4.8.2 USB 2.0 Host ........................................................................................................ 30 4.9 UARTs ........................................................................................................................... 31 4.10 RS232 ........................................................................................................................ 32 4.11 MMC / SD / SDIO ..................................................................................................... 33 4.12 Touch-Screen ............................................................................................................. 34 4.13 Keypad ....................................................................................................................... 34 4.14 GPIO .......................................................................................................................... 35 2 4.15 I C .............................................................................................................................. 37 4.16 SPI ............................................................................................................................. 38 4.17 General Purpose Timers and PWM ........................................................................... 38 4.18 HDQ / 1-Wire ............................................................................................................ 39 4.19 General Purpose ADC (GPADC) .............................................................................. 40 4.20 General purpose clock ............................................................................................... 40 4.21 JTAG ......................................................................................................................... 40 5 SYSTEM LOGIC .............................................................................................................. 42 5.1 Power Supply ................................................................................................................. 42 5.2 Power Management ........................................................................................................ 42 5.2.1 Power Resources & control signals. ..................................................................... 42 5.2.2 CM-T54 Power states ........................................................................................... 43 5.2.3 Power-On & Power-Off ........................................................................................ 44 5.2.3.1 ON, OFF requests and gating conditions ........................................................ 44 5.2.3.2 ON, OFF and gating signals active by default ................................................ 45 5.3 Reset ............................................................................................................................... 45 5.4 Boot Sequence ................................................................................................................ 46 5.5 Battery & Charger signals .............................................................................................. 46 5.6 Signal Multiplexing Characteristics ............................................................................... 47 5.7 RTC ................................................................................................................................ 49 5.8 LED ................................................................................................................................ 49 6