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Chapter 3

 

Hardware Connection Description 

In this chapter, we show how to connect the UC-7101 embedded computer to the network and to 
various devices. 

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Connecting the Power

 

01 Embedded Computer

 

ission Cables 

Memory Card 

In this chapter, we cover the following topics: 

 

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Wiring Requirements 

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Grounding the UC-71

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Connecting Data Transm

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Connecting to the Network

 

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Connecting to a Serial Device

 

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Serial Console Port

 

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Installing a Secure Digital (SD) 

 

Summary of Contents for UC-7101

Page 1: ...UC 7101 Hardware User s Manual Second Edition June 2008 www moxa com product 2008 Moxa Inc all rights reserved Reproduction without permission is prohibited ...

Page 2: ...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 ...

Page 3: ... Appearance 2 2 Dimensions 2 3 Panel Views 2 4 LED Indicators 2 5 Internal SD Socket 2 5 Additional Functions 2 5 Reset Button 2 5 Real Time Clock 2 6 Chapter 3 Hardware Connection Description 3 1 Wiring Requirements 3 2 Connecting the Power 3 2 Grounding the UC 7101 Embedded Computer 3 2 Connecting Data Transmission Cables 3 3 Connecting to the Network 3 3 Connecting to a Serial Device 3 4 Serial...

Page 4: ...expansion to offer high performance communication with unlimited storage in a super compact palm size box The UC 7101 series of embedded computers are the right solution for embedded applications that call for a small computer but that can store large amounts of memory and provide good computing performance In this chapter we cover the following topics Overview Package Checklist Product Features P...

Page 5: ...rts allow you to connect a variety of serial devices The UC 7101 comes with the µClinux operating system pre installed Software written for desktop PCs is easily ported to the UC 7101 computers with a GNU cross complier so that you will not need to spend time modifying existing software code The operating system device drivers and your own software can all be stored in the computers Flash memory P...

Page 6: ...System CPU Moxa ART ARM9 32 bit RISC CPU 192 MHz DRAM UC 7101 16 MB Flash UC 7101 8 MB Storage Expansion UC 7101 SD slot 1 Console port RS 232 1 TxD RxD GND 4 pin header output 19200 n 8 1 Button Reset button 1 supports Reset to Factory Default Other RTC buzzer Watchdog Timer OS UC 7101 Built in μClinux based on Linux Kernel 2 6 Network Communication LAN UC 7101 10 100 Mbps RJ45 1 auto sensing Pro...

Page 7: ...D EN60950 1 Other RoHS CRoHS WEEE Warranty 5 years Software Specifications UC 7101 μClinux Kernel Version 2 6 19 Protocol Stacks TCP UDP IPv4 SNMP V1 V2c ICMP ARP HTTP CHAP PAP DHCP NTP NFS SMTP Telnet FTP PPP PPPoE File System JFFS2 on board flash for Kernel Root File System Read Only and User Directory Read Write System Utilities msh busybox tinylogin telnet ftp Supported Services and Daemons te...

Page 8: ...er s Manual Introduction Hardware Block Diagrams UC 7101 RS 232 422 485 RS 232 Ethernet 1 5 16 MB SDRAM MOXA ART CPU 32 bit ARM9 192 MHz LAN PHY MAC Power Circuit 8 MB Flash RTC Watchdog UART UART Serial Port Console Port ...

Page 9: ...nd assist in identifying trouble spots The hardware platform is both reliable and stable and allows you to devote the bulk of your attention to developing your own application In this chapter we cover the basic hardware of the UC 7101 series embedded computers In this chapter we cover the following topics Appearance Dimensions Panel Views LED Indicators Internal SD Socket Additional Functions Rese...

Page 10: ...rdware User s Manual Hardware Introduction Appearance UC 7101 Ethernet 10 100BaseTx RS 232 Console Terminal Internal SD Slot for Storage Expansion remove cover to access 12 to48 VDC Serial Port RS 232 422 485 2 2 ...

Page 11: ...UC 7101 Hardware User s Manual Hardware Introduction Dimensions UC 7101 6 0 24 12 5 0 49 25 0 98 4 0 16 7 0 28 22 0 87 67 2 64 43 3 1 67 21 3 0 8 5 9 3 4 0 0 1 78 3 07 90 3 54 unit mm inch 2 3 ...

Page 12: ...s Manual Hardware Introduction Panel Views UC 7101 Top View Bottom View DB9 male Serial Port DIN Rail screw hole Wallmount screw hole Nameplate View RJ45 10 100 Mbps Ethernet Ports Reset Button Terminal Block Power Input 2 4 ...

Page 13: ...r to push in the SD card first if you want to remove it Additional Functions Reset Button Press the RESET button continuously for more than 5 seconds to load the factory default configuration After loading the factory defaults the system will reboot automatically The System Ready LED will blink for the first 5 seconds We recommend that you only use this function if the software is not working prop...

Page 14: ...ime Clock The real time clock in the UC 7101 embedded computers is powered by a lithium battery We strongly recommend that you get help from Moxa s technical support team to replace the lithium battery If the battery needs to be changed contact the Moxa RMA service team for RMA service ATTENTION The battery may explode if replaced by an incorrect type To avoid this potential danger always be sure ...

Page 15: ... the network and to various devices Connecting the Power 01 Embedded Computer ission Cables Memory Card In this chapter we cover the following topics Wiring Requirements Grounding the UC 71 Connecting Data Transm Connecting to the Network Connecting to a Serial Device Serial Console Port Installing a Secure Digital SD ...

Page 16: ...wer cord before installing and or wiring your UC 7101 embedded computer 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 ha...

Page 17: ...l Connecting to the Network Connect one end of the Ethernet cable to the UC 7101 s 10 100M Ethernet port and the other end of the cable to the Ethernet network If the cable is properly connected the UC 7101 will indicate a valid connection to the Ethernet in the following ways y The top right LED on the connector glows a solid green when connected to a 100 Mbps Ethernet network y The top left LED ...

Page 18: ...ataB 4 DTR RxDA RxDA DataA 5 GND GND GND GND 6 DSR 7 RTS 8 CTS Serial Console Port The serial console port is a 4 pin pin header RS 232 port It is designed for serial console terminals which are useful for identifying the UC 7101 boot up message Serial Console Port Pinouts Serial Console Cable 4 3 2 1 Pin Signal 1 TxD 2 RxD 3 NC 4 GND Installing a Secure Digital SD Memory Card UC 7101 The SD slot ...

Page 19: ...e cover insert the SD memory card into the slot NOTE To remove the SD card from the slot press the SD card in slightly forward with your finger and then remove your finger to cause the card to spring out partially You may now grasp the top of the card with two fingers and pull it out 3 5 ...

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