Digi Connect ME Hardware Reference Manual
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Digi Connect ME Hardware Reference Manual

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Digi Connect ME
Digi Connect
Digi Connect
Hardware Reference 
 
&
®
 Wi‐ME
®
ME
 9210
 
®
90000897_F

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Summary of Contents for Digi Connect ME

  • Page 1   Digi Connect ME & ® Digi Connect  Wi‐ME ® Digi Connect  9210   ® Hardware Reference  90000897_F...
  • Page 2 NetSilicon, NET+Works, NET+OS, and NET+ are trademarks of NetSilicon, Inc. All other trademarks mentioned in this document are the property of their respective owners. Information in this document is subject to change without notice and does not represent a commitment on the part of Digi International.

  • Page 4: Table Of Contents

    About This Document ........................ 6 Related Documentation ....................6 Support Information ......................7 Chapter 1: About the Digi Connect ME Family of Embedded Modules ......8 Overview .......................... 8 Types of Modules......................9 Connectors: Power and Device Interface ............... 11 Connectors: Ethernet Interface..................
  • Page 5 Network Interface ......................46 Serial Interface ....................... 47 Data Rates (bps) ......................47 Flow Control Options..................... 47 DC Characteristics ......................47 Power Management (Connect ME-9210 only) .............. 50 Thermal Specifications ....................51 Mechanical ........................53 Bar Code ........................53 Dimensions........................53 Recommended PCB Layout...................

  • Page 6: About This Document

    • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Scope of the Reference Manual The purpose of this document is to enable developers to integrate the Digi Connect ME, Digi connect ME 9210, or Digi Connect Wi-ME embedded modules with other devices, enabling these devices to make use of the module’s rich networking features.

  • Page 7: Support Information

    Support Information To get help with a question or technical problem or make comments and recommendations about Digi products and documentation, use the following contact information. General Customer Service and Support Digi International United States: 1 877-912-3444 11001 Bren Road East...

  • Page 8: Chapter 1: About The Digi Connect Me Family Of Embedded Modules

    The Digi Connect ME 9210 module is the latest, fully form factor and pin compatible, member of the Digi Connect ME family providing 75 MHz ARM9 core performance based on the Digi NS9210 processor.

  • Page 9: Types Of Modules

    "Module LEDs" on page 16 Types of Modules There are two types of modules. One module utilizes Digi Plug-and-Play Firmware, while the second is customizable with the option to develop a firmware applicaton in .NET MF or NET+OS. If you are developing your firmware application in NET+OS, you will be using a module with a JTAG interface.
  • Page 10 Digi Connect ME Modules Model Description Figure Digi Connect ME DC-ME-01T-JT DC-ME4-01T-JT Used for development purposes only Digi Connect ME 9210 DC-ME-Y401-JT JTAG interface DC-ME-Y402-JT Digi Connect ME DC-ME-01T-S DC-ME4-01T-S No JTAG interface DC-ME-01T-C Ordered DC-ME4-01T-C independently for use DC-ME-01T-MF...

  • Page 11: Connectors: Power And Device Interface

    -MF: No JTAG for use with Microsoft .NET Micro Framework Connectors: Power and Device Interface The module has a 20-pin male connector that supports a serial interface with data rates up to 230,400 (Digi Connect ME)/ 921,600 bps (Digi Connect ME 9210) and full-modem...
  • Page 12 Pin assignments/availability for pins 1 and 2 depend on which module you are using. Pins 1 and 2 are available for Digi Connect ME; these pins are removed for Digi Connect Wi-ME. The pin assignment table shows the appropriate values.
  • Page 13 Data Carrier Detect (Input) /RESET /RESET Reset +3.3V +3.3V Power Ground Not accessible with Digi Plug-and-Play Firmware. If using a development kit, see 17, 18 "Module Pinout" on page 39 for detailed IO configuration information. Reserved. Do not connect. /INIT /INIT Software Reset The development board provides connectors for an optional PoE application kit.

  • Page 14: Connectors: Ethernet Interface

    Connectors: Ethernet Interface The Ethernet connector is an 8-wire RJ-45 jack that meets the ISO 8877 requirements for 10/100BASE-T. See the following figure and table for pin orientation and pin assignments. Pin orientation and assignments are the same for modules with or without a JTAG Note: connector.

  • Page 15: Connectors: Antenna

    SW4, which means it acts as a hard reset button. Connectors: Antenna The Digi Connect Wi-ME is available with 1 RP-SMA connector. The antenna is connected to the module with a reverse polarity SMA connector (sub-miniature size A).

  • Page 16: Module Leds

    Module LEDs The module has two LEDs that are located near the upper corners of the Ethernet port (see the following figure). The following table describes the LEDs. The LEDs are the same for a module with or without a JTAG connector. Note: LED Locations...
  • Page 17 LED Behaviors Digi Plug-and Play Firmware Digi Plug-and Play Firmware Customizable Header Digi Connect ME Digi Connect Wi-ME Modules Network link status: On - unit is associated with an access Same as Digi Plug- Network link status: point. 5 (+)

  • Page 18: Chapter 2: About The Development Board

    About the Development Board Overview The development board is a hardware platform from which you can determine how to integrate the embedded modules into your design. The board consists of the following main features: Socket for connecting the embedded modules JTAG connection (for use with the development kit only) GPIO switches Serial and GPIO ports...

  • Page 19: Basic Description

    Basic Description The development board contains connectors, switches, and LEDs for use while integrating the embedded module into your design. See the following figure for the location of the connectors, switches, and LEDs. Additionally, the board provides test points (not shown on the figure).
  • Page 20 Connectors, Switches and LEDs Board Description Markers 1-5 Primary Port Secondary GPIO Switch Prototyping JTAG LEDs, CR5 - Serial Port, P2 Bank, SW3 Area, P4 Header, P12 CR18 Connectors, Switches and LEDs Board Description (continued) Markers 6-10 Embedded 232 Enable ME JTAG Module Primary...
  • Page 21 "Port Descriptions" on page 22 "Connectors and Blocks" on page 25 "Switches" on page 31 "Development Board LEDs" on page 32 "Power Jack" on page 35 See the following figures for placement of either module onto the development board.

  • Page 22: Port Descriptions

    Placement of Module Caution: When handling the development board, wear a grounding wrist strap to avoid ESD damage to the board. Port Descriptions The development board provides the following ports: Primary Serial Port, P1 Secondary Serial Port, P2 GPIO Port, P7 See the figure titled "Board Layout and Connector Locations:"...
  • Page 23 The Secondary Serial Port is a DB-9 male connector that is labeled as P2 on the development board. The port is used only with the Digi Connect ME modules with JTAG interfaces for debugging purposes. See the following figure for pin orientation; see the...
  • Page 24 Secondary Serial Port Pin Orientation Pin 1 Pin 5 Pin 6 Pin 9 Secondary Serial Port Pin Assignments — — — — — — — Receive Transmit — Signal/ — — — — Data Data Chassis Ground RS232-Enable Pin Header, P5 When enabled, P5 connects the TTL signals to the RS232 transceiver allowing for RS232 communication on Serial Port 1.

  • Page 25: Connectors And Blocks

    The development board provides the following connectors and blocks: Embedded Module Connector, P10 The Digi Connect Wi-ME module does not provide pins 1-6 JTAG Debugger Connector, P12. -48V DC input to PoE module (ME must be connected to a Powering Device for this feature.), P13...
  • Page 26 The following sections describe the connectors and blocks. Embedded Module Connector, P10 The Digi Connect ME embedded module Connector is a 20-pin female vertical header that is labeled P10 on the development board. See the following figure for pin orientation; see the following table for pin assignments.
  • Page 27 "Module Pinout" on page 39 for detailed IO configuration information. Reserved Digi Plug-and-Play Firmware Software /INIT /INIT Reset The Digi Connect Wi-ME module does not provide pins 1-6 Note: See "Module Pinout" on page 39 for detailed IO configuration information. Note:...
  • Page 28 The Module JTAG Interface Connector is a 14-pin female vertical header that is labeled P11 on the development board. The connector mates with the JTAG connector on the Digi Connect ME embedded module. The Module JTAG Connector pins are tied to the JTAG debugger Connector (see “JTAG Debugger Connector, P12”).
  • Page 29 JTAG Debugger Connector Pin Assignments Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 Pin 8 Pin 9 Pin 10 Pin 11 Pin 12 Pin 13 Pin 14 Pin 15 Pin 16 Pin 17 Pin 18 Pin 19 Pin 20 RTCK...
  • Page 30 Logic Analyzer Header, P3 The Logic Analyzer Header is a 20-pin male vertical header that is labeled P3 on the development board. The header is for connecting a digital signal analyzer (for example, a logic analyzer) to the development board. See the following figure for pin orientation; see the following table for pin assignments.

  • Page 31: Switches

    The following sections describe the switches. GPIO Switch Bank 1, SW3 GPIO Switch Bank 1, labeled SW3, is a set of five slide switches that allows the Digi Connect ME embedded module to use either serial signals or GPIO signals to communicate with a device.

  • Page 32: Development Board Leds

    Reset, SW4 The Reset switch is a push button switch labeled SW4 on the development board. Pressing the switch holds the Digi Connect ME embedded module in reset. When the push button is released, the module reboots. Development Board LEDs The development board contains 25 LEDs that are labeled CR1 through CR25.
  • Page 33 Development Board LED Descriptions Board Color or Indication Description Label State Logic 1 on line side DCD, Primary Serial Port Logic 0 on line side Logic 0 on line side DSR, Primary Serial Port Logic 1 on line side Logic 1 on line side DSR, Primary Serial Port Logic 0 on line side Logic 0 on line side...
  • Page 34 Development Board LED Descriptions Board Color or Indication Description Label State Logic 1on line side CR14 DTR, Primary Serial Port Logic 0 on line side Logic 0 on line side CR15 RTS, Primary Serial Port Logic 1on line side Logic 1on line side CR16 RTS, Primary Serial Port Logic 0 on line side...

  • Page 35: Power Jack

    Development Board LED Descriptions Board Color or Indication Description Label State Logic 1 CR22 GPIO 4 Logic 0 Logic 1 CR23 GPIO 5 Logic 0 3.3v present from POE CR24 3.3v LED No POE present 3.3v present CR25 3.3v LED No 3.3v present Power Jack The Power Jack is a barrel connector that accepts 9 to 30 VDC +/- 5%.

  • Page 36: Test Points

    Power Jack Polarity, Schematic Ground +9 to +30 VDC Test Points The development board provides 13 test points that can be identified by a board label . The test point numbers are in the development board schematic drawings. The following table lists the test point number, board label, and a brief description of each test point.
  • Page 37 Test Point Descriptions Test Board Label Description Point DCD, Primary Serial Port TP10 DSR, Primary Serial Port TP12 Reset Reset TP13 POE 12v POE 12v TP14 3.3v 3.3v Supply TP15 Ground...

  • Page 38: Chapter 3: Programming Considerations

    This chapter provides information programmers may require to make use of some Digi Connect ME embedded module hardware resources. It provides programming information on the following topics for the Digi Connect ME-9210, the Digi Connect ME and the Digi Connect Wi-ME: "Module Pinout"...

  • Page 39: Module Pinout

    Pin configurations are available to you. Module Pinout The following table provides signal header pinout information for the Digi Connect Me, Digi Connect Wi-ME and Digi Connect ME 9210 modules. Please refer to the color key below. Applies to Digi Connect ME/Wi-ME modules.
  • Page 40 GPIO [13] Timer Out 9 /INIT A special model of the Digi Connect ME 9210 is required for CAN bus 2.0 Note: support. The CAN bus model does not support the 12C interface. Instead, it makes GPIO[14] / PIC[0]_CAN_RXD available on pin 17, and GPIO [15]/ PIC[0]_CA_TXD on pin 18.

  • Page 41: Leds

    L E D s LEDs General Information The embedded modules have two types of LEDs: An LED connected directly to GPIO pins on the processor and controlled directly in software An LED connected to other hardware components (normally the Ethernet hardware) and not directly programmable by the operating system The development kit, by default, correctly configures the GPIO connected to the LED as an output and then uses this LED to represent Ethernet activity.
  • Page 42 P r o g r a m m i n g C o n s i d e r a t i o n s Reset Characteristics Characteristic Specification Minimum Hold Time 1 microsecond pulse Rise Time 100 microseconds...

  • Page 43: Memory

    M e m o r y Memory Flash The Digi Connect ME has 2 or 4 MB of flash memory. The Digi Connect Wi-ME has 4 MB of flash memory. On the ConnectME/ARM7 family, the flash memory is controlled by chip select 0, located at 0x02000000.
  • Page 44 These measurements were taken with all Digi NS9210 processor’s I/O clocks disabled except UART A, UART C, Ethernet MAC, I/O Hub and Memory Clock0 with the ethernet connected to a 100Mb network, using a standard module plugged into a Digi JumpStart Kit development board, with nominal voltage applied:...
  • Page 45 M e m o r y D i g i C o n n e c t M E , D i g i C o n n e c t W i - M E & D i g i C o n n e c t 9 2 1 0 H a r d w a r e R e f e r e n c e...

  • Page 46: Appendix A Module Specifications

    11Mbps: -82 dBm Antenna Connector: 1 x RP-SMA Caution: The Digi Connect ME and Digi Connect Wi-ME embedded modules were designed for use in no clean flux wave soldering processes. The product is not designed to support draining after a water-wash process, which can lead to water residue inside the enclosure resulting from direct entry or condensation after the wash process.

  • Page 47: Serial Interface

    Serial Interface One TTL serial interface (CMOS 3.3v) with full modem control signals (DTR, DSR, DCD, RTS, CTS). The Connect ME 9210 also supports SPI and FIM-based application specific interfaces. Data Rates (bps) 50, 75, 110, 134, 150, 200, 300, 600, 1200, 1800, 2400, 4800, 9600, 14400,19200, 28800,...
  • Page 48 Operating Conditions Symbol Description Unit Digi Connect Digi — Connect Supply Current — 9210 Digi Connect Wi-ME Input Current as “0” μA — — (57K pull-up resistor) 9210 μA — (16K pull up resistor) Input Current “1” μA — (57K pull-up resistor) 9210 μA...
  • Page 49 When power rises above 2.88V, the reset remains for approximately 250 ms to allow the system clock and other circuits to stabilize. Digi Connect ME Digi Connect Wi-ME -40°F to 257°F...

  • Page 50: Power Management (Connect Me-9210 Only)

    Based on the application needs, wake-up triggers can be set up programmatically to activate the processor back to wherever it left off. In this mode, a drastic power reduction is realized by reducing the power consumption of the Digi NS9210 processor and the on- module PHY.

  • Page 51: Thermal Specifications

    Thermal Specifications The table below shows the standard operating temperature ranges for the entire Digi Connect ME family of embedded modules. Standard Operating Temperature Ranges Product Operating Temperature Range Digi Connect ME -40°C to +85°C Digi Connect ME 9210 -40°C to +80°C Digi Connect Wi-ME -30°C to +75°C...
  • Page 52 The host PCB plays a large part in dissipating the heat generated by the module. A large copper plane located under the Digi Connect ME 9210 and soldered to the module’s mounting tabs will improve the heat dissipation capabilities of the PCB.

  • Page 53: Mechanical

    Dimensions The following figures show the dimensions of Digi Connect Wi-ME and Digi Connect ME embedded modules. These are the tolerances for the drawings shown on this and the following pages:...
  • Page 54 Measure Tolerance ± .02 .XXX ± .010 ° Angles ± 3 Digi Connect Wi-ME Module Front Wi-ME...
  • Page 55 Side Wi-ME 90˚ - 5˚...
  • Page 56 Bottom Wi-ME...
  • Page 57 Digi Connect ME Module Front View...
  • Page 58 Side...

  • Page 59: Recommended Pcb Layout

    Bottom Recommended PCB Layout The following figure shows the recommended PCB (printed circuit board) layout of the Digi Connect Wi-ME and Digi Connect ME. It is strongly recommended that you consider using the Digi Connect Wi-ME footprint for future flexibility.
  • Page 60 Digi Connect ME and Wi-ME...

  • Page 61: Antenna Information

    Antenna Information Antenna Strength The following diagram demonstrates the strength of the signal received by the whip antenna on both a horizontal and vertical plane. The diagram shows the magnetic field when the antenna is in a vertical position. The outside line represents the horizontal plane and the inside dotted line represents the vertical plane.
  • Page 62 Part Number DG-ANT-20DP-BG DC-ANT-24DT Any antenna matching the in-band and out-of-band signal patterns and strengths of the antenna, whose characteristics are given in the Antenna Description table and the Radiation Pattern graphic may be used with the Digi Connect Wi-ME.
  • Page 63 Desktop Antenna Dimensions...
  • Page 64 Dipole Antenna Dimensions...

  • Page 65: Rf Exposure Statement

    RF Exposure Statement The Digi Connect Wi-ME module complies with the RF exposure limits for humans as called out in RSS-102. It is exempt from RF evaluation based on its operating frequency of 2.4 GHz, and effective radiated power less than the 3 watt requirement for a mobile device (>20 cm separation) operating at 2.4 GHz.
  • Page 66 Do not touch un-insulated ethernet wiring if lightning is likely! Do not touch or move the antenna(s) while the unit is transmitting or receiving. Do not hold any component containing a radio such that the antenna is very close to or touching any exposed parts of the body, especially the face or eyes, while transmitting.

  • Page 68: Appendix B Certifications

    FCC Part 15 Class B Radio Frequency Interference (RFI)(FCC 15.105) The Digi Connect ME and Digi Connect Wi-ME embedded modules have been tested and found to comply with the limits for Class B digital devices pursuant to Part 15 Subpart B, of the FCC Rules.

  • Page 69: Industry Canada

    FCC ID. This exterior label can use wording such as the following: “Contains Transmitter Module FCC ID: MCQ-50M880/ IC: 1846A-50M880”. Modifications (FCC 15.21) Changes or modifications to this equipment not expressly approved by Digi may void the user's authority to operate this equipment. Industry Canada...

  • Page 70: Declaration Of Conformity

    The product listed above has been tested at an External Test Laboratory certified per FCC rules and has been found to meet the FCC, Part 15, Class B, Emission Limits. Documentation is on file and available from the Digi International Homologation Department.

  • Page 71: International Emc Standards

    International EMC Standards The Digi Connect ME and Digi Connect Wi-ME embedded modules meet the following standards: Digi Connect Digi Connect Standards Wi-ME AS/NZS 3548 CISPR 22 Japan IOH 003NY04115 0000 AS/NZS 3548 003GZ04064 0000 FCC Part 15 Subpart C...
  • Page 72 [10] dBi are strictly prohibited for use with this device. The required antenna impedance is [50] ohms The following antenna configurations that were tested with the Connect Wi-ME 802.11 b module. Digi 29000095, Bobbintron SA-006-1, +2 dBi dipole antenna (RP-SMA)
  • Page 73 PCTEL, MLPV2400NGP, 2.4 GHz, 3dBi gain, no ground place, low profile antenna MAXRAD, MFB24010, 2.4 GHz, 10 dBi Fiberglass OMNI antenna To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that permitted for successful communication.

  • Page 74: Appendix C Sample Application: Poe Power Supply

    Sample Application: PoE Power Supply The following schematic is an example of PoE Power Supply:...

  • Page 76: Appendix D Sample Application: Ttl Signals To Eia-232

    Sample Application: TTL Signals to EIA-232 The following schematic is an example of how to convert the modules’s TTL signals to EIA-232.

  • Page 78: Appendix E Change Log

    Change Log The following changes have been made since the last revision of this document. Note: As of September 2007, the document number changed from 90000631 to 90000897. Revision F Added ME sketch to Thermal Specifications. Added antenna configurations. Revision E Changed schematics in appendix A to reflect correct measurements.

  • Page 79: Revision C

    Updated the Connectors: power and device interface section to say that pins 1 and 2 on the connector are available if using Connect ME, not available if using Connect Wi-ME. Updated the Embedded Module Connector table in Chapter 2 similarly.

  • Page 80: Revision F

    Revision F Updated Antenna drawing Added product weights Updated UL labeling description Updated dimension drawings Revision E Added Japan certification Improve dipole antenna drawing Corrected imperial pitch measurement Reformatted tables for easier reading Added antenna extension cord information Added more receive sensitivity information Added Caution for soldering process Added reset hold times Added VCC *absolute max* ratings...

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