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Moxa EM-1220-LX

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1. ART ARMO 32 bit 192 MHz processor e On board 16 MB RAM 8 MB flash disk 2 software selectable RS 232 422 485 serial ports Dual 10 100 Mbps Ethernet for network redundancy Ready to run wClinux Kernel 2 6 platform e SD signals supported for external SD socket connection Built in RTC buzzer Watchdog Timer 0 GPIOs reserved for system integration Credit card size design for easy integration at any field site Full function development kit for quick evaluation and application development e 40 to 75 C wide temperature model available Model CPU RAM Flash LAN Serial Ports Serial Console Storage Expansion GPIO Real time Clock Watchdog Timer Buzzer Signals EM 1220 Hardware Specifications EM 1220 Embedded Module MOXA ART ARMO 32 bit 192 MHz processor 16 MB 8 MB Auto sensing 10 100 Mbps x 2 Built in 1 5 KV magnetic isolation Two serial ports that support RS 232 422 485 signals RS 232 signals TxD RxD DTR DSR RTS CTS DCD GND RS 422 signals TxD TxD RxD RxD GND 4 wire RS 485 signals TxD TxD RxD RxD GND 2 wire RS 485 signals Data Data GND Serial Protection 15 KV ESD for all signals Data bits 5 6 7 8 Stop bit s 1 1 5 2 Parity None even odd space mark Flow Control RTC CTS XON XOFF RS 485 ADDC Speed 50 bps to 921 6 Kbps support Any Baudrate RS 232 x 1 TxD RxD GND SD signals for external Secure Digital SD socket connection GPIO x 10 to enable GP
2. E Y ak 00000000000000000 50cm 00000000000000000 DO000000000000000 4 s 22 e 5 2 Eri l exie 3e ge 1 6 EM 1220 Hardware User s Manual Introduction EM 1220 DK Carrier board of EM 1220 Development Kit 117 cm 70 cm 45 3 39 3 dq ges 27 3 2 55 eld Fo 666060 o e 275 22 e 3M 2 Y 2 x 2 SE 0 E a Zeb ol T s o EI ay o 29 sjeg 96 tpa a o 95 90 18 30S 2 EM 1220 Functionality In this chapter we explain the basic features of the EM 1220 Embedded Module The following topics are covered EM 1220 Embedded Module Functions RS 232 422 485 Serial Ports Console Port LAN Ports SD Signals GPIO Pin Assignments Definition of SD Signals Mechanical Specifications of the Pin Headers OOUOOOOOOOD EM 1220 Hardware User s Manual EM 1220 Functionality EM 1220 Embedded Module Functions The EM 1220 Embedded Module is designed to be integrated directly into the user s system and application The module has two software selectable RS 232 422 485 serial ports dual 10 100 Mbps LAN ports 1 RS 232 console p
3. in advance to make the EM 1220 Embedded Module completely compatible with industrial systems and applications The pre installed open Linux operating system makes the EM 1220 suitable for developing the control programs used on a standard PC The software you develop for your own applications can be stored in the onboard Flash memory The EM 1220 lets you build an application that has a powerful serial communication capability but which is still small in size The EM 1220 is suited for control systems that use a distributed embedded architecture such as those systems used for manufacturing automation intelligent transportation systems medical management and data acquisition and control Package Checklist The EM 1220 package includes the EM 1220 embedded module only The EM 1220 Development Kit is available for evaluation purposes The EM 1220 Development Kit package contains the following items EM 1220 Embedded Module e EM 1220 DK the carrier board of the EM 1220 Development Kit Quick Installation Guide Document amp Software CD Cross over Ethernet cable Console port cable CBL 4PINDB9F 100 4 pin header to DB9 female cable 100 cm Universal Power Adaptor Warranty Statement NOTE Please notify your sales representative if any of the above items are missing or damaged EM 1220 Hardware User s Manual Introduction Product Features The EM 1220 Embedded Module has the following features MOXA
4. the same mechanical layout with the GPIO When you enable the SD signals the GPIO function will be disabled and vice versa GPIO The EM 1220 Embedded Module provides 10 software selectable GPIOs Note that users can choose to enable either the SD Signals or the GPIO function but not both When you enable the GPIO function the SD Signals will be disabled 2 2 EM 1220 Hardware User s Manual EM 1220 Functionality Pin Assignments There are two 34 pin pin headers on the EM 1220 embedded module To use the EM 1220 Embedded Module to develop your own independent system refer to the following tables for the pin assignments of jumpers J1 and J2 JP1 JP2 J1 2 onboard Intel NOR Flash 8 2 1 2 1 Signals Pin No Signals VCC 3 3V 1 2 VCC 3 3V VCC 3 3V 3 4 VCC 3 3V GND 5 6 GND GND 7 8 GND RS 232 9 10 RxD0 RS 232 RTSO 11 12 CTSO DTRO 13 14 DSRO RxD1 RS 232 15 16 DCDO CTSI 17 18 TxD1 RS 232 DSRI 19 20 RTSI DCDI 21 22 DTRI Data A 0 RxD A 0 23 24 Data A 1 RxD A 1 Data B 0 RxD B 0 25 26 Data B 1 RxD A 1 Serial LED 0 27 28 Serial LED Rx0 Serial LED Tx1 29 30 Serial LED Rx1 TxD A 0 31 32 TxD A 1 TxD B 0 33 34 TxD B 1 2 3 EM 1220 Hardware User s Manual EM 1220 Functionality Signals J2 Pin No Signals Console RxD 1 2 Console Tx
5. Be sure to disconnect the power cord before installing and or wiring your EM 1220 Development Kit Wiring Caution Calculate the maximum possible current in each power wire and common wire Observe all electrical codes dictating the maximum current allowable for each wire size If the current goes above the maximum ratings the wiring could overheat causing serious damage to your equipment Temperature Caution Be careful when handling the EM 1220 Development Kit When plugged in the EM 1220 Development Kit s internal components generate heat and consequently the outer casing may feel hot to the touch Connecting the Power You may use the 3 pin terminal block for connecting the power The power input range of the EM 1220 DK is from 12 to 48 VDC If the power is properly supplied the Ready LED will glow a solid green after a 25 to 30 second delay 3 3 EM 1220 Hardware User s Manual EM 1220 DK Functionality Grounding the EM 1220 Development Kit Grounding and wire routing help limit the effects of noise due to electromagnetic interference Run the ground wire from the ground screw to the grounding surface prior to connecting devices ATTENTION This product should be mounted to a well grounded mounting surface such as a metal panel SG 1 SG Shielded Ground sometimes called Protected Ground contact is the left most contact of the 3 pin power terminal block connector when viewed from the angle sh
6. D Eth1_TxD_out 3 4 GND Eth1_TxD_out 5 6 Eth1_RxD_in Eth1_LED_100M 7 8 Eth1_RxD_in EthO_TxD_out 9 10 Eth1 LED 10M EthO0 TxD out 11 12 EthO0 RxD in Eth0 LED 100M 13 14 EthO RxD in GPIOO 15 16 0 LED 10M GPIO2 17 18 GPIO1 4 19 20 GPIO3 GPIO6 21 22 GPIO5 GPIO8 23 24 GPIO7 Buzzer 25 26 GPIO9 LED Ready 27 28 SW Reset SDA 29 30 SCL GND 31 32 GND GND 33 34 GND Definition of SD Signals The following table gives the definition of the SD signals Note that the signal pins from the J2 pin header share the same pin as the GPIO GPIO Signal Name Direction Description SD CLK Output GPIO 7 Clock signal to SD MMC SD CMD Bidirectional GPIO 2 Bidirectional line for command and response SD DAT 3 0 Bidirectional GPIO 6 3 Bidirectional line for read and write data SD CD Input GPIO 1 Card detect SD WP Input GPIO 0 Write protect 2 4 EM 1220 Hardware User s Manual EM 1220 Functionality Mechanical Specifications of the Pin Headers Refer to the following figures for the mechanical specifications of the Pin Headers on the EM 1220 Embedded Module The figures define the mechanical specifications of jumpers J1 and J2 on the EM 1220 2 0 NUMBER OF TERMINAL 1 L SEE NU Bodo AU 2 5 3 EM 1220 DK Functionality This chapter includes information about the EM 1220 DK carrier board of the EM 1220 Development Kit This chapter covers the
7. Detimtiomot SD Signals sec o eich Rast e p a iU NUR Reyes 2 4 Mechanical Specifications of the Pin Headers sess 2 5 EM 1220 DK 3 1 EM 1220 DK Development Board eene nennen enne 3 2 Combining the EM 1220 DK with the Embedded Module sees 3 2 LED IndicatotSs sooo Suo tudo UE atio 3 2 Wiring eee esee pe eee e UR RARE 3 3 Connecting the Power snc eed nde Gale a ec Heke bu ci tul eed 3 3 Grounding the EM 1220 Development eren 3 4 Serial Ports and Pin Assignments esses enne enne nnns 3 4 Console Ports and Pin Assignments ccccccssessseeseeesceeeceeeceeeceseceaeceecaeecaeeeseeeseseneeneeeerensrees 3 5 LAN Ports and Pin Assignments esses eere ener etre nnne rne enne 3 5 SD Socket aa eec ege au epar pe dra ee etoile pbi is 3 5 Reset BUttOImi vii iom deed retos eet 3 5 1 Introduction Thank you for purchasing the Moxa EM 1220 Embedded Module The product s features include 2 software selectable RS 232 422 485 serial ports two 10 100 Mbps Ethernet ports and SD signals for external SD socket connection based on the Moxa ARMO 32 bit 192 MHz communication processor These features make the EM 1220 ideal for the core module of an industrial embedded system design The EM 1220 Development Kit which is designed for system a
8. EM 1220 Hardware User s Manual Third Edition January 2010 www moxa com product MOXA 2010 Moxa Inc All rights reserved Reproduction without permission is prohibited EM 1220 Hardware User s Manual The software described in this manual is furnished under a license agreement and may be used only in accordance with the terms of that agreement Copyright Notice Copyright 2010 Moxa Inc All rights reserved Reproduction without permission is prohibited Trademarks MOXA is a registered trademark of Moxa Inc All other trademarks or registered marks in this manual belong to their respective manufacturers Disclaimer Information in this document is subject to change without notice and does not represent a commitment on the part of Moxa Moxa provides this document as is without warranty of any kind either expressed or implied including but not limited to its particular purpose Moxa reserves the right to make improvements and or changes to this manual or to the products and or the programs described in this manual at any time Information provided in this manual is intended to be accurate and reliable However Moxa assumes no responsibility for its use or for any infringements on the rights of third parties that may result from its use This product might include unintentional technical or typographical errors Changes are periodically made to the information herein to correct such errors and these changes a
9. IO SD must be disabled Yes Yes Buzzer signals reserved for external buzzer connection 1 3 EM 1220 Hardware User s Manual Introduction Signals reserved for the following LED connections System Ready x 1 LED Signals LAN 10M Link x 2 100M Link x 2 Serial TxD x 2 RxD x 2 Reset Signal Signals reserved for external Reset to Default button connection Power Input Accepts external 3 3 VDC through pin header Dimensions W x L 80 x 50 mm 10 to 60 C 14 to 141 F 5 to 95 RH 40 to 75 C 40 to 167 F is optional for EM 1220 T model 20 to 80 C 4 to 176 F 5 to 95 RH 40 to 85 C 40 to 185 F is optional for EM 1220 T model Operating Temperature Storage Temperature Module Interface Two 2 x 17 pin headers pitch 2 0 x 2 0 mm EM 1220 Hardware Block Diagram Ethernet Em E E E Watchdog RS 232 422 485 RS 232 EM 1220 Hardware User s Manual Introduction Appearance EM 1220 Development Kit EM 1220 Embedded Module attached to the EM 1220 DK the carrier board of EM 1220 Development Kit EM 1220 Embedded Module EM 1220 DK EM 1220 Embedded Module Top View Bottom View MOXA ART 32 bit Communication Processor 1 J2 onboard Intel NOR Flash 8 MB onboard 16 MB RAM EM 1220 Development Kit LAN Port 2 LAN Port 1 Power Input 1 5 Introduction EM 1220 Hardware User s Manual Imensions D EM 1220 Embedded Module 80cm A
10. following topics EM 1220 DK Development Board Combining the EM 1220 DK with the Embedded Module LED Indicators Wiring Requirements Connecting the Power Grounding the EM 1220 Development Kit Serial Ports and Pin Assignments Console Ports and Pin Assignments LAN Ports and Pin Assignments SD Socket Reset Button EM 1220 Hardware User s Manual EM 1220 DK Functionality EM 1220 DK Development Board The EM 1220 Development Kit is a well designed PCB board with complete layout The kit helps users evaluate develop and integrate the EM 1220 Embedded Module into their systems and applications Simply combine the EM 1220 Embedded Module with the Development Kit to start porting the relevant software and create a solution for the applications you wish to implement Refer to the following picture for the basic layout of the EM 1220 DK LJ LANPort1 g E LAN Port 2 Power Input Combining the EM 1220 DK with the Embedded Module Insert the EM 1220 Embedded Module vertically onto the EM 1220 DK Note that the Pin marked J1 on the Embedded Module must be matched with the Pin marked J1 on the EM 1220 DK and the Pin marked J2 on the Embedded Module must be matched with the Pin marked J2 on the EM 1220 DK Be careful when installing the board to avoid damaging the pins LED Indicators The following table explains the function of the LED indicators located
11. nd software program development at the system evaluation stage is also available The kit includes the EM 1220 and EM 1220 DK which is the carrier board used to evaluate the EM 1220 The EM 1220 s pre installed ready to run uClinux Kernel 2 6 makes it easy to develop programs for any application In this manual we introduce the hardware features and functions of the EM 1220 Embedded Module and the EM 1220 Development Kit After a brief introduction to the hardware features the manual focuses on installation and hardware configuration with device interfaces The following topics are covered in this chapter Overview Package Checklist Product Features EM 1220 Hardware Specifications EM 1220 Hardware Block Diagram Appearance Dimensions EM 1220 Hardware User s Manual Introduction Overview The EM 1220 Embedded Module is designed for system integration and software development in industrial data applications The module features 2 software selectable RS 232 422 485 serial ports two 10 100 Mbps Ethernet ports and an SD function based on the MOXA ART ARM9 32 bit 192 MHz communication processor In addition you may order the EM 1220 Development Kit The kit includes an EM 1220 embedded module an EM 1220 DK carrier board and the items needed for setting up a basic layout The kit is makes it easy for users to evaluate the functionality of the EM 1220 You can develop and integrate specific systems on the module
12. on the EM 1220 DK LED Name LED Color LED Function Ready Green Power is on and system functions normally Green Serial port 1 2 is transmitting data P1 P2 Tx Off Serial port 1 2 is not transmitting data Yellow Serial port 1 2 is receiving data P1 P2 Rx Off Serial port 1 2 is not receiving data 3 2 EM 1220 Hardware User s Manual EM 1220 DK Functionality Wiring Requirements This section describes how to connect the EM 1220 Development Kit to serial devices You should heed the following common safety precautions before proceeding with the installation of any electronic device Use separate paths to route wiring for power and devices If power wiring and device wiring paths must cross make sure the wires are perpendicular at the intersection point NOTE Do not run signal or communication wiring and power wiring in the same wire conduit To avoid interference wires with different signal characteristics should be routed separately Use the type of signal transmitted through a wire to determine which wires should be kept separate The rule of thumb is that wiring that shares similar electrical characteristics can be bundled together Keep input wiring and output wiring separate e It is advisable to label the wiring to all devices in the system Be sure to disconnect the power cord before installing and or wiring your EM 1220 Development Kit ATTENTION Safety First
13. ort and GPIO SD signals In addition the EM 1220 uses the Moxa ART ARMO 32 bit 192 MHz communication processor which ensures excellent performance for data transmission The pre installed uClinux Kernel 2 6 9 makes it easy for users to develop programs for a variety of applications The EM 1220 is an ideal solution for manufacturing automation intelligent transportation monitoring and remote device control RS 232 422 485 Serial Ports The EM 1220 Embedded Module has 2 software selectable RS 232 422 485 serial ports Pin assignment diagrams are shown in a later section The ports can be configured by software Please refer to Software User s Manual for details Console Port The EM 1220 Embedded Module has 1 console port for onsite configuration The port supports TxD RxD and GND RS 232 signals However it can also be used as a serial port with standard RS 232 interface Refer to the Software User s Manual for details LAN Ports The EM 1220 Embedded Module has 2 10 100 Mbps LAN ports that can be used to set up a redundant Ethernet network for non stop operation and the on board transformer provides 1 5 KV Isolation protection SD Signals The EM 1220 Embedded Module provides SD signals for storage expansion Designers can use these signals to create an SD socket Note that you can use a Secure Digital SD memory card compliant with the SD 1 0 standard to provide up to 1 GB of additional memory space However the SD signals share
14. own here Connect the SG wire to an appropriate grounded metal surface V V 12 48V Serial Ports and Pin Assignments The EM 1220 Development Kit has 2 software selectable serial ports If you would like to connect to a serial device use male DB9 connectors The ports can be configured for RS 232 RS 422 or RS 485 by software Refer to the Software User s Manual for details Pay attention to the cable length for the various serial communication standards Refer to the following figure for the pin assignments of the DB9 connector Male DB9 Port 12345 Pin RS 232 RS 422 2 5 1 DCD TxDAC TxDA 2 RxD TxDB 4 TxDB E 3 TxD RxDB 4 RxDB DataB 4 4 DTR RxDAC RxDA DataAC 5 GND GND GND GND 6 DSR 7 RTS um 8 CTS m 3 4 EM 1220 Hardware User s Manual EM 1220 DK Functionality Console Ports and Pin Assignments The serial console port on the EM 1220 DK is a 4 pin pin header RS 232 port which support TxD RxD and GND signals It is designed for serial console terminals which can be used for local configuration and identifying the EM 1220 LX boot up message The pinouts of this RS 232 console port are shown in the figure below Serial Console Port amp Pinouts Serial Console Cable Pin Signal 5 1 TxD 5 2 RxD 3 NC 4 GND LAN Ports and Pin Assignments The EM 1220 Developmen
15. re incorporated into new editions of the publication Technical Support Contact Information www moxa com support Moxa Americas Moxa China Shanghai office Toll free 1 888 669 2872 Toll free 800 820 5036 Tel 1 714 528 6777 Tel 86 21 5258 9955 Fax 1 714 528 6778 Fax 86 10 6872 3958 Moxa Europe Moxa Asia Pacific Tel 49 89 3 70 03 99 0 Tel 886 2 8919 1230 Fax 49 89 3 70 03 99 99 Fax 886 2 8919 1231 Chapter 1 Chapter 2 Chapter 3 Table of Contents Introductio Rem 1 1 OVETVIEW eet esie ee an con 1 2 Package Checklist ete ecran i e tet Gt ge setis 1 2 area p LC 1 3 EM 1220 Hardware Specifications ener enne 1 3 EM 1220 Hardware Block 0 4 44 010 0 1000 eene nennen nnne enn 1 4 1 5 m 1 6 EM 1220 Functionality eco op i eui icc ne Sax Fo a cR eer ri On 2 1 EM 1220 Embedded Module Functions sss eere nennen 2 2 RS 232 422 485 Soral eere eos 2 2 Console POr nitentem ent etes eire 2 2 EAN tied e EE eec taeda deti eder 2 2 SD Sigmals sessile eek ast eee a te e de eq ERE ES 2 2 GPO sect M 2 2 Pin Assignments REM 2 3
16. t Kit has two 10 100 Mbps LAN ports Connect one end of the Ethernet cable to the Development Kit LAN port and the other end of the cable to the Ethernet network The LAN ports use 8 pin RJ45 connectors See the following diagram for the pinouts 8 RJ45 Pin Signal 1 8 1 2 ETx 3 ERx 4 5 6 ERx 1 8 7 m 7 SD Socket The EM 1220 Development Kit provides an internal SD socket for storage expansion The socket allows users to use a Secure Digital SD memory card compliant with the SD 1 0 standard for adding up to 1 GB of additional memory space Plug the SD card directly into the socket Remember to press the SD card first if you want to remove it Note that the SD will not work if you enable the GPIO function Refer to the section about the EM 1220 s SD function to see a table that describes the SD card interface Reset Button Press the Reset button on the EM 1220 DK continuously for at least 5 seconds to load the factory default configuration After the factory default configuration has been loaded the system will reboot automatically We recommend that you only use this function if the software is not working properly and you want to load factory default settings To reset an embedded Linux system always use the software reboot command gt reboot to protect the integrity of data being transmitted or processed The Reset button is not designed to hard reboot
17. the EM 1220 Development Kit 3 5

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