MDL-IDM-B - Texas Instruments
Contents
1. LCD panel and therefore users do not need low level knowledge of LCD driver operation Refer to the Stellaris Graphics Library Reference Manual for full details Programming the MDL IDM and MDL IDM28 Once an application has been compiled and linked to a binary file it can be loaded into the MDL IDM and MDL IDM28 by several different methods E Over Ethernet using the Stellaris Ethernet boot loader m Over the RS232 serial port using the Stellaris serial boot loader m Using the JTAG or SWD port and an In circuit Debug Interface ICDI All three methods are supported by the LMFlash utility included on the software and documentation CD and available from the www luminarymicro com web site The IDM Reference Design Kit includes an adaptor to convert the fine pitch 10 way debug header to the common 20 pin ARM debug header Figure 4 Fine Pitch Debug Header Pin Assignments 1 2 3 3V _ TMS SWDIO GND TCK SWCLK GND TDO nic e TDI GND SRSTn 9 10 Reference Design Kit Contents The RDK IDM RDK includes the following m MDL IDM Intelligent QVGA Touch Panel with Ethernet E 24 Vdc power supply Provides power if PoE power source is unavailable Ethernet Enabled Intelligent Display Modules IDMs 6 i3 TEXAS INSTRUMENTS BOARD DATA SHEET Includes plugs for US UK Europe and Australia E Ethernet cable E Debug adapter Fine pitch to 0 1 standard header m Documentation and source c2. IDM and MDL IDM28 provide the following features m LCD display 2 8 QVGA 240 x 320 pixels 16 bit color White LED backlight 4 wire resistive touch panel m 10 100 Ethernet Auto MDI MDIX Traffic Link indicator LED E Serial communications Header provides TXD and RXD signals RS232 signal levels Default 115 2k 8 n 1 operation E Stellaris microcontroller 32 bit ARM Cortex M3 50 MHz operation E Memory 256 KB main flash memory 64 KB SRAM 168 KB image RAM Ethernet Enabled Intelligent Display Modules IDMs 2 Ki Texas INSTRUMENTS BOARD DATA SHEET microSD slot typically 1 GB storage E Power supply options Power over Ethernet IEEE 802 3af compliant 24V DC power jack PoE equipped modules only 5V DC terminals all modules E Peripherals Four analog measurement inputs One relay output 1 form C SPDT contact E Software Example applications included Supports development tools from Keil IAR Code Sourcery and Code Red Technologies Stellaris Graphics Library Module Block Diagram Figure 2 shows the block diagram for the MDL IDM and MDL IDM28 Figure 2 Intelligent Display Module Block Diagram Analog 4x ADC Data QVGA LCD od A Driver 45V gt Ctrl Stellar
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5. microcontroller a highly integrated controller incorporating a 32 bit ARM Cortex MB8 core A key feature of the MDL IDM is the Power over Ethernet PoE power system that facilitates both network and power connections with a single RJ45 cable The MDL IDM28 module offers the same features as the standard MDL IDM but without the Power Over Ethernet capability Ethernet Enabled Intelligent Display Modules IDMs 1 Ki Texas INSTRUMENTS BOARD DATA SHEET 10 100 Ethernet connects the MDL IDM and MDL IDM28 to an array of networks from dedicated industrial networks to the internet The example application includes source code for an embedded web server Development of software for the IDM modules is simplified by using the comprehensive Stellaris graphics library and ARM development tools from our tools partners First time users should purchase the RDK IDM Reference Design Kit which includes the touch panel module a documentation CD power supply and cables Refer to the RDK IDM Quickstart Guide and RDK IDM User s Manual for complete technical details on using and customizing the Intelligent Display Module Feature Summary Highlighted capabilities of the MDL IDM and MDL IDM28 modules include E Bright QVGA LCD Display with touch E Ethernet and serial connectivity E Easy to customize full source code and design files included E Flexible power supply options Compact size simplifies system integration Features The MDL
6. A Texas INSTRUMENTS BOARD DATA SHEET Ethernet Enabled Intelligent Display Modules IDMs Ordering Information Product No Description Stellaris Ethernet Enabled Intelligent MDL IDM Display Module with PoE for Single Unit Packaging Stellaris Ethernet Enabled Intelligent MDL IDM B Display Module with PoE for Volume Packaging Stellaris Ethernet Enabled Intelligent MDL IDM28 Display Module for Single Unit Packaging Stellaris Ethernet Enabled Intelligent MDLIDMa8 B Display Module for Volume Packaging Stellaris Ethernet Enabled Intelligent RDK IDM Display Module Reference Design Kit includes MDL IDM board Vi cn e Contents Figure 1 Intelligent QVGA Touch General Description 2 55 1 mane Feature Summary 02002eee eee 2 Module Block Diagram 3 Operational Specifications 4 Power over Ethernet PoE 5 WING ee AAEE AANER 5 Software Development 5 Programming the MDL IDM 6 Reference Design Kit Contents 6 Mechanical Installation 7 Additional Information 8 General Description The Stellaris Intelligent Display Modules MDL IDM and MDL IDM28 offer a complete graphical touch screen user interface solution for control automation and instrumentation applications The compact design is based on a Stellaris LM3S6918
7. he MDL IDM and MDL IDM28 modules ship with a factory programmed example application This application must be replaced with a program specific to the end product Development requires the use of a compiler capable of generating code for an ARM Cortex M3 processor Visit www luminarymicro com to download evaluation versions of suitable development tools Ethernet Enabled Intelligent Display Modules IDMs 5 K Texas INSTRUMENTS BOARD DATA SHEET The Stellaris Graphics Library accelerates software development by providing a range of display related extensions to the standard Peripheral Driver Library The Graphics Library includes widgets low level drawing primitives and display drivers Graphics Library widgets encapsulate the ability to render a GUI element detect if a touchscreen press occurred within its bounds and react to presses Widgets may be used in a hierarchical manner to provide groups of associated widgets such as radio buttons Examples of widgets include check boxes buttons and images Drawing primitives are elementary geometric items The Graphics Library includes primitives such as lines circles filled circles rectangles and fonts A selection of pre built fonts is included and additional user fonts may be added to the library The display driver provides low level code for initializing the display controller and a method for setting pixels Graphics Library includes a display driver optimized for the RDK IDM
8. is LM3S6918 FREE Serial Analog touch signals Microcontroller gt es le O lt 2 1GB microSD a 10 100 SPCO Speaker lt Ethernet cma a Relay eal i ee eee ee ee ee A eee ee s To 1 3 3V 5V 1 lt 4 ay a PoE Controller 24Vde Jack Regulator l A i i l PoE Components not included in MDL IDM28 Ethernet Enabled Intelligent Display Modules IDMs BOARD DATA SHEET Operational Specifications Table 1 shows the operating parameters for the MDL IDM and MDL IDM28 K Texas INSTRUMENTS Table 1 Operating Specifications Ethernet Enabled Intelligent Display Modules IDMs Power Supply PoE Supply Voltage MDL IDM only 38 48 55 V DC PoE Supply Current MDL IDM only 21 mA oo Voltage alternative to PoE on 20 24 55 VDC DC Jack Supply Current MDL IDM only 42 mA Terminal Block Supply Voltage alternative to PoE 4 5 5 5 5 V DC Terminal Block Supply Current 200 300 mA PoE Isolation Voltage MDL IDM only 250 V DC Auxiliary Power Output PoE modules only Terminal Block Output Voltage 4 75 5 0 5 25 V Terminal Block Output Current 100 mA Environment Operating Temperature Range 20 50 C Storage Temperature Range 30 70 C Display Brightness 210 220 Cd m View Angle V 10 35 deg View Angle H 45 45 deg Contrast Ratio 7 Peripherals Analog Inpu
9. ode CD The RDK IDM Reference Design Kit can be used for developing applications for both PoE equipped and non PoE equipped IDM applications Mechanical Installation The MDL IDM and MDL IDM28 mount to a front panel mounting using four screws and appropriate stand oftfs Figure 5 Wiring Diagram 2 58 a 1 81 0 125 2 85 2 58 Reset switch location y LUMINARY MICRO Y y y 0 06 0 25 0 53 0 625 o Standoffs installed Extent of IDM in RDK version only components Ethernet Enabled Intelligent Display Modules IDMs i3 TEXAS INSTRUMENTS BOARD DATA SHEET Additional Information The following documents are available for download at www luminarymicro com Stellaris Ethernet Enabled Intelligent Display Module IDM Reference Design Kit User s Manual document order number RDK IDM E Stellaris Peripheral Driver Library User s Guide document order number SW DRL UG Ethernet Enabled Intelligent Display Modules IDMs i3 Texas INSTRUMENTS Important Notice Texas Instruments Incorporated and its subsidiaries Tl reserve the right to make corrections modifications enhancements improvements and other changes to its products and services at any time and to discontinue any product or service without notice Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete All products
10. t Range 0 3 V DC Analog Input Electrical Limits 0 3 3 3 V DC Relay Contact Voltage 60 VDC Relay Contact Current 250 mA RS232 Data Rate 120 Kbps Transmitter Voltage Swing 5 0 5 4 Vdc Input Threshold Low 0 6 1 2 a Input Threshold High 1 5 2 4 7 KiJ Texas INSTRUMENTS BOARD DATA SHEET Power over Ethernet PoE The MDL IDM identifies itself as a Class 1 Powered Device The IEEE 802 af specification defines Class 1 devices as those that draw between 0 44 W and 3 84 W If a PoOE equipped network switch or hub is not available the MDL IDM may be powered either from a 24 Vdc power source or from a 5 Vdc power source In all cases the power supply must be regulated within the electrical limits listed in the specification table When powered using PoE or a 24 V supply the MDL IDM is able to supply 5 V power to external devices such as sensors or signal conditioning circuits Wiring In many applications only a single RJ45 cable is required for MDL IDM and MDL IDM28 operation Figure 3 shows all possible electrical connections including RS232 analog inputs and relay contacts The actual functionality of the peripheral connections is determined by the application software Figure 3 Connection Diagram Relay Contacts COM 3 NC AINO NO AIN1 oe AIN2 TXD 2 eee SE AIN3 GND 5V Input 45 0V MDL IDM28 SD Card ee 10 100 Ethernet 24Vdc opt Software Development T
11. terface interface ti com Military www ti com military Logic logic ti com Optical Networking www ti com opticalnetwork Power Mgmt power ti com Security www ti com security Microcontrollers microcontroller ti com Telephony www ti com telephony RFID www ti rfid com Video amp Imaging www ti com video RF IF and ZigBee Solutions www ti com Iprf Wireless www ti com wireless Mailing Address Texas Instruments Post Office Box 655303 Dallas Texas 75265 Copyright 2009 Texas Instruments Incorporated Copyright 2007 2009 Texas Instruments Inc All rights reserved Stellaris and StellarisWare are registered trademarks of Texas JA TEXAS Instruments ARM and Thumb are registered trademarks and Cortex is INSTRUMENTS a trademark of ARM Limited Other names and brands may be claimed as the property of others ortex Intelligent Processors by ARM RDK IDM DS 03 August 10 2009
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