XPort/XChip User Guide
Contents
1. January 2013 Updated xPico pin out diagram July 2013 Updated to include xPico Wi Fi part information August 2013 Updated to include Japanese certification number For the latest revision of this product document please check our online documentation at www lantronix com support documentation xPico Embedded Device Server Integration Guide 4 Table of Contents Copyright and Trademark 2 Contacts 2 Disclaimer 2 Warranty 3 Revision History 4 List of Figures 6 List of Tables 6 Introduction 8 About the Integration Guide 8 Additional Documentation 8 Functional Description 10 xPico Features 11 xPico Wi Fi Features 11 xPico Block Diagram 13 xPico Wi Fi Block Diagram 14 PCB Interface 15 Mating Connector 19 Antenna Interface xPico Wi Fi Only 19 Antenna Placement xPico Wi Fi only 21 Ethernet Interface xPico wired only 21 Serial Interface 23 USB Device Port xPico Wi Fi only 24 LEDs 25 General Purpose I O Pins 26 Reset Pins 26 Evaluation Board Schematics 27 Mounting Instructions and PCB Footprint 32 To Access CAD Files 32 To Install the xPico or xPico Wi Fi Module 33 Product Information Label 36 Specifications 38 Electrical Specifications 38 Technical Specifications 40 Compliance xPico Embedded Device Server 43 Compliance xPico Wi Fi Embedded Device Server 44 xPico Embedded Device Server Integration Guide Li2. 31 3 3V 3 3V 32 CP5 CP5 33 3 3V 3 3V 34 CP6 CP6 35 CP1 CP1 36 DEFAULT IN DEFAULT IN 37 GND GND 38 EXT_RESET IN EXT_RESET IN 39 GND GND 40 GND GND xPico Embedded Device Server Integration Guide 15 2 Functional Description Table 2 3 xPico wired PCB Interface Signals GND Signal Ground P GND Signal Ground P CP8 3 Configurable I O Input Active 56K 4mA to 122K LED1 LINK Ethernet Link LED active low RTS1 5 Serial ready to send serial Output 2mA transmit enable LEDO SPEED Ethernet speed LED active Output 8mA low RXD1 7 Serial receive data input 1 Input Active 56K to 122K LED2 ACTIVITY Ethernet Activity LED active BmA low GND 9 Signal Ground ee a TXD1 Serial transmit data output 1 2mA TX Ethernet transmit differential La neg TCT Ethernet transmit center tap Ll fF TX Ethernet transmit differential oa pos LED3 DUPLEX Ethernet Duplex LED active 8mA low GND Signal Ground ee a CTS1 16 Serial Clear to Send Input Active 56K to 122K RX Ethernet receive differential a neg RCT Ethernet receive center tap P fF RX Ethernet receive differential a pos SYSTEM_LED 20 System status LED active Input Active 56K 4mA high to 122K GND Signal Ground a ss Reserved 22 Reserved for future use Do not connect RXD2 23 Serial receive data input 2 Input Active 56K to 122K Reserved 24 Reserved for future use Do not connect TXD2 Serial transmit data out
3. 564 men xPico Embedded Device Server Integration Guide 12 2 Functional Description xPico Block Diagram The following drawing is a block diagram of the xPico showing the relationships of the components Figure 2 2 xPico Block Diagram 1 8v Regulator 40 Pin Connector Interface DST ni EX Processor Serial 1 To external Serial 2 processor ip GPIO RESET DEFAULTS To extemal 4MB Serial ma Ethernet Flash LEDs SYSTEM LED To external Magnetics Ethernet PHY RJ45 xPico Embedded Device Server Integration Guide 13 2 Functional Description xPico Wi Fi Block Diagram The following drawing is a block diagram of the xPico Wi Fi showing the relationships of the components 40 Pin Connector Interface DC Power 3 3V To external processor logic LED To external USB Device To external lt Figure 2 3 xPico Wi Fi Block Diagram Cortex M3 Processor Serial 1 3 3V GPIO SPI RESET DEFAULTS WAKE SYSTEM LED i P U FL to external antenna 802 11 b g n Chipset 8 Mb Serial Flash xPico Embedded Device Server Integration Guide 14 2 Functional Description PCB Interface The xPico has a serial interface compatible with data rates up to 921 600 bps in high performance mode The serial signals RX TX RTS CTS and all CPs are 3 3V CMOS logic level
4. C63 10 2009 FCC Part 2 Section 2 1091 FCC OET Bulletin 65 Supplement C 01 01 IEEE C95 1 Canada Canada RSS 210 Issue 8 2010 12 Canada RSS Gen Issue 3 2010 12 ANSI C63 10 2009 RSS 102 Issue 4 2010 12 EU EN 300 328 V1 8 1 2012 06 EN 301 489 1 V1 9 2 2011 09 EN 301 489 17 V2 2 1 2012 09 EN 55022 2010 AC 2011 Class B EN6231 1 2008 Australia New Zealand 11206 AS NZS 4268 2012 Japan ARIB STD T66 MIC notice 88 Appendix 43 RCR STD 33 MIC notice 88 Appendix 44 Table B 2 Country Transmitter IDs USA FCC ID R68XPICOW Canada IC ID 3867A XPICOW Japan ID 201 135275 Table B 3 Safety World Wide C 0560 CB ko EN 60950 1 2006 A11 2009 A1 2010 A12 2011 In accordance with the council directive 2006 95 EC US Canada UL 60950 1 2nd Edition xPico Embedded Device Server Integration Guide 44 Manufacturer s Contact Lantronix Inc 167 Technology Drive Irvine CA 92618 USA Tel 800 526 8766 Tel 949 453 3990 Fax 949 453 3995 ROHS Notice All Lantronix products in the following families are China RoHS compliant and free of the following hazardous substances and elements Lead Pb Mercury Hg Polybrominated biphenyls PBB Cadmium Cd Hexavalent Chromium Cr VI Polybrominated diphenyl ethers PBDE Product Family Name Toxic or hazardous Substances and Elements Hexavalent Polybrominated diphenyl Pb Cd Chromium biphe
5. PIO pins software selectable sink or source 4mA max WLAN Status System Status logic level outputs Internal web server SNMP read only Serial login Telnet login Security Password protection locking features optional Rijndael 256 bit encryption Internal Web Server Serves static Web pages and Java applets Storage capacity TBD Kbytes Weight 2 5 grams Metal shell xPico Embedded Device Server Integration Guide 41 4 Specifications Temperature Operating range 40 C to 85 C 40 F to 185 F with use of heat pad between module and mating PCB Warranty For details on the Lantronix warranty policy go to our web site at www lantronix com support warranty Included Software Windows 98 NT 2000 XP based Device Installer configuration software and Windows based Com Port Redirector EMI Compliance See A Compliance xPico Embedded Device Server Integration Guide 42 A Compliance xPico Embedded Device Server According to ISO IEC Guide 22 and EN 45014 Manufacturer s Name amp Address Lantronix Inc 167 Technology Drive Irvine CA 92618 USA Declares that the following product Product Name Model xPico Embedded Device Server Conforms to the following standards or other normative documents Electromagnetic Emissions Immunity Table A 1 Electromagnetic Emissions Radiated Emissions EN 55022 2010 Class B CISPR 22 2008 Radiated Emissions FCC 15 109 g 2012 CISPR 22 1997 Cla
6. RTS hardware Serial 2 XON XOFF software Programmable I O 8 PIO pins software selectable sink or source 4mA max Network Interface 10 100Mbps Ethernet requires external magnetics and RJ45 Compatibility Ethernet Version 2 0 IEEE 802 3 electrical Ethernet Il frame type Protocols Supported ARP UDP IP TCP IP Telnet ICMP SNMP DHCP BOOTP TFTP Auto IP SMTP and HTTP Link Activity Link Speed Duplex System Status logic level outputs Internal web server SNMP read only Serial login Telnet login Storage capacity 384 Kbytes Temperature Operating range 40 C to 85 C 40 F to 185 F Warranty For details on the Lantronix warranty policy go to our web site at www lantronix com support warranty Included Software Windows 98 NT 2000 XP based Device Installer configuration software and Windows based Com Port Redirector EMI Compliance See A Compliance Table 4 5 xPico Wi Fi Technical Specification CPU Memory Cortex M3 CPU 1MB Flash 128KB 4KB SRAM Additional 1MB on board Flash Upgradeable via TFTP and serial port 802 11 b g n Wireless LAN with external antenna U FL connector for external antenna 2 400Ghz to 2 484Ghz xPico Embedded Device Server Integration Guide 40 4 Specifications Channel Support Channel 1 to Channel 14 Modulation DSSS CCK OFDM BPSK QPSK 16QAM 64QAM Protocols Supported ARP UDP IP TCP IP Telnet ICMP SNMP DHCP BOOTP TFTP Au
7. Serial Number Country of Origin xPico Embedded Device Server Integration Guide 37 4 Specifications Electrical Specifications Caution Stressing the device above the rating listed in this table may cause permanent damage to the xPico embedded device server Exposure to Absolute Maximum Rating conditions for extended periods may affect the xPico s reliability For xPico Wi Fi operation above 70 Celsuis it is recommended that a heat pad be placed between the module and mating PCB Table 4 1 Absolute Maximum Ratings Supply Voltage Operating Temperature Storage Temperature Table 4 2 xPico Wired Recommended Operating Conditions Veo 3 3 Supply Voltage Ripples Vcc 100 BaseTX Active Normal CPU Speed icc x es 3 i cc i cc cc PU 10 BaseT Active Low CPU Speed No Link Low CPU Speed Supply Reset Threshold eee 27 56 100 BaseTX Active Low CPU Speed CPx Pull ups except CP5 CP6 CP5 CP6 Pull up CPx RX Input Low Voltage CPx RX Input High Voltage CPx TX Output Low Voltage lo 4 mA CPx TX Output High Voltage loH 4 mA Reset Pin Low Voltage VRES_IL Reset Pin High Voltage VRES IL 2 xPico Embedded Device Server Integration Guide 38 4 Specifications Table 4 3 xPico WiFi Recommended Operating Conditions Supply Voltage Supply Voltage Ripples TX Power 16 5dBm 802 11b 11Mbps TX Power 15dBm 802 119 6Mbps TX Power 13dBm 802 119 54Mbps
8. TX Power 14 5dBm 802 11n MCSO TX Power 12dBm 802 11n MCS7 RX Power 802 11b 11Mbps RX Power 802 119 54Mbps RX Power 802 11n MCS7 Power Management State 1 25 C Power Management State 1 85 C Power Management State 1 40 C 3 3 3 3 3 gt gt 2D gt gt Supply Reset Threshold CPx Pull ups Pull downs CPx RX Input Low Voltage CPx RX Input High Voltage CPx TX Output Low Voltage lo 4 mA CPx TX Output High Voltage lon 4 mA Reset Pin Low Voltage a A fe H 3 Reset Pin High Voltage ote 1 For xPico Wi Fi 5V tolerant pins in order to sustain a voltage higher than Vcc 0 3 the internal pull up pull down resistors must be disabled Zz an xPico Embedded Device Server Integration Guide 39 4 Specifications Technical Specifications Table 4 4 xPico Wired Technical Specification CPU Memory Lantronix DSTni EX 186 CPU 256 Kbyte zero wait state SRAM 512 Kbyte flash 16 Kbyte boot ROM Upgradeable via TFTP and serial port Reset Circuit Internal 200ms power up reset pulse Power drop reset triggered at 2 6V External reset input causes an internal 200ms reset Serial Interface CMOS Asynchronous 3 3V level signals Rate is software selectable 300 bps to 921600 bps Serial Line Formats Data bits 7 or 8 Stop bits 1 or 2 Parity odd even none Modem Control DTR DCD CTS RTS lt Serial 1 onl Flow Control Serial 1 XON XOFF software CTS
9. Vv A Ethernet LEDs STATUS LED 1K R3 Qi 3v3 w3 w3 W3 K MMBT3204 SOT Q gt R7 Install for Ethernet LEDs PICO Socket J al DNP_O tuF Push for Wake RF CABLE MOUNTING HARDWARE Install to use HW reset button DNP_0 1uF Push for Defaults ia 1 SW2 1 3 1 ay c5 DNP_0 1uF Push for Reset RF CABLE ASSY RF_MH3 Analog Input Header JP20 Configurable Pin Header JP5 SMA_BRACKET FOR_RF_MH3A1 1 SPI INT MISO MOSI R288 FOR_RF_MH38t 100 00K 1 f EPI SCK EPI Ce R289 100 00K 27 xPico Embedded Device Server Integration Guide 2 Functional Description Figure 2 11 Evaluation Board Schematic Part 2 of 5 Install Jumpers to connect to DB9 Serial Port 1 a3 w3 eas cn L RS232 RS485 RS422 4 7u0F 1uF u sl C13 0 1uF 50V a c14 SERIAL PORT 1 ii O 1uF 50V C16 0 1uF 50V 10k u4 R17 10k 5 This signal is low in R5232 mode 0 1uF 50V R18 10k RS232 485 SEL Fo RS485_RS232_ SEL gt mewes M o DTR1_232 ut w3 z Leave open for RS232 mode SERIAL RTS1 O a RTS1 222 TX 485 __CTS1 220 RX 405 2 1 7 BLMISBEDZOSNIDS Install for RS485 RS422 SERIAL TXI m T1_out_TXAt TX1_232 1X 485 TXI 232 1X 485 L3 5LM188220SN1D3 33 5 RS422 E TZ_out_TXA DTRA DIR1_232 T3_out_TXB in T4_out_TXB RXDA al RXt_232 RX 485 5 R1_in_RXA Hg TIRAS DCDA 21 R
10. and PCB Footprint Figure 3 4 Hirose Connector Layout A 0 2 B 0 08 _ P 0 4 0 05 if 10 12 0 02 Pick and place area C 0 2 L PRRRARPSSHRRRRAHHSRRAS SR HHRR ARPA HRRARSSHRRES B 0 02 N sEm iji Fat W __ P 0 4 0 05 E E Ea son m j cecs m Ex a Ex iE Ea esr mn 0 2 0 02 Conductive traces DF40C 2 0 40DS 0 4V 51 684 4042 5 51 40 10 6 7 6 3 2 1 95 Product Information Label The product information label contains important information about your specific unit such as its part number revision manufacturing date code product model country of origin datamatrix barcode and MAC address Figure 3 5 xPico Product Label Part Number PPPPPPPPPPPPPPPP Revision RRR es ace Address Pad x e5 9 Manufacturing S rH Date Code O 4 4 a w F 5 9 EE 2 J2 o Product Model Lantronix Country of Origin Datamatrix Barcode xPico Embedded Device Server Integration Guide 36 3 Mounting Instructions and PCB Footprint Figure 3 6 xPico Wi Fi Product Label Revision Number Canada Radio ID ODEL xPICO Wi Fi meweies teres A11 E getad Ery Japan Certification Number FCC Radio ID MOdDIdX VWL98E SI MODIdX89 AI 994 R xxxxxxxxxx Japan Radio Equipment Mark Lantronix Datamatrix Barcode Japan Telecommunication Mark Manufacturing Date Code
11. and xPico Wi Fi module is Hirose part number DF40C 2 0 40DS 0 4V 51 Special care must be taken when mating and unmating the module to the mating connector Refer to the Hirose DF40 data sheet below for proper connector mating and unmating along with the proper connector footprint Mating connector data sheet http Awww hirose co jp cataloge hp e68440018 pdf Antenna Interface xPico Wi Fi Only The xPico Wi Fi module has been certified using the external antennas listed below Per FCC guidelines the xPico Wi Fi certification remains valid if using an antenna of similar type to the antennas below If using an antenna of similar type to one of the antennas below but from a different manufacturer part number the antenna gain must be equal to or less than specified in the table Consult with your certification lab for more details xPico Embedded Device Server Integration Guide 19 2 Functional Description Table 2 5 xPico Wi Fi External Antenna Options PCB Strip Antenna with 1 5 to 2 5dBi 2 39 Ghz 930 099 R Ethertronics 1000668 cable to U FL connector to 2 49 Ghz Swivel type antenna 2 dBi 2 4 Ghz to 2 5 930 033 R Wanshih WSS002 with RP SMA M Ghz 2 dBi 5 15 Ghz to connector 5 85 Ghz Lantronix provides a U FL to Reverse SMA antenna cable in with the evaluation board and sample kits for development work These cables can be purchased from Lantronix for production or supplied by an RF cable manufacturer Externa
12. is properly aligned xPico Embedded Device Server Integration Guide 33 3 Mounting Instructions and PCB Footprint Figure 3 2 Aligning Mounting Clip Legs to Standoff Holes I ad oi sa dor R207 330 271 R Rev A 6 Insert the white clip legs furthest from the J1 connector first and gently push down on the xPico module above the J1 connector Keep the module as level as possible during installation Note When removing the xPico from the evaluation board gently tug the module Do not use excessive force or attempt to remove the xPico module by grasping and pulling the module from the short end opposite the module connector as this may cause damage to the J1 evaluation board connector xPico Embedded Device Server Integration Guide 34 3 Mounting Instructions and PCB Footprint Figure 3 3 Mounting Instructions for PEM Standoff 24 S amt a 8 8 s o a o co o Pin 1 Pin 2 0 000 0 00 mm 0 241 6 12 mm 0 453 11 50 mm Metric Socket Head Cap Screw M2 Thread 0 4mm Pitch 8mm Length i e McMaster P N 912924008 Pin 40 pasa oh N73 mia Hirose P N DF40C 2 0 40DS 0 4V 51 TO INSTALL SMTSO M2 2ET da EAEAN r Recommend using 2mm nylon spacer i e LTRX P N 100 158 R Washer USA P N 13ME001 a a B 42 om 0 075 1 92 mm 0 063 1 60 mm PEM P N SMTSO M2 2ET 4X MIN SOLDER PAD 0 244 6 20 mm xPico Embedded Device Server Integration Guide 35 3 Mounting Instructions
13. typically intended for chip solutions A key difference with the xPico is that there is virtually no need to write a single line of code translating to a much lower development cost and faster time to market Table 2 1 xPico Part Numbers XPC100100B 01 xPico Device Server Module Extended Temp AES Encryption Bulk ROHS XPC100100S 01 xPico Device Server Module Extended Temp AES Encryption Sample RoHS XPC100100K 02 xPico Device Server Module Development Kit w Module RoHS XPW100100B 01 xPico Wi Fi IEEE 802 11 b g n Device Server Module Extended Temp Bulk ROHS XPW100100S 01 xPico Wi Fi IEEE 802 11 b g n Device Server Module Extended Temp Sample ROHS XPW100100K 01 xPico Wi Fi IEEE 802 11 b g n Device Server Development Kit w Module RoHS XPC10010MB 01 xPico IAP Device Server Module Extended Temperature Modbus RoHS Bulk XPC10010MS 01 xPico IAP Device Server Module Extended Temperature Modbus RoHS Sample xPico Embedded Device Server Integration Guide 10 2 Functional Description xPico Features The xPico device server contains Lantronix s own DSTni EX controller with 256 KBytes of SRAM 16 KBytes of boot ROM and integrated 10 100 PHY The xPico also contains the following 3 3 volt serial interface 8 Configurable I O pins All logic level I O pins are 5V input tolerant 4 Mbit flash memory Power supply filters Reset circuit 1 8V regulator Noite xPico doe
14. ED active high Table 2 13 xPico Wi Fi Status LED Output Signals LEDO SPEED 6 Ethernet speed LED active low LED1 LINK 4 Ethernet Link LED active low LED2 ACTIVITY 8 Ethernet Activity LED active low LED3 DUPLEX 44 Ethernet Duplex LED active low SYSTEM_LED 20 System status LED active high xPico Embedded Device Server Integration Guide 25 2 Functional Description General Purpose I O Pins xPico and xPico Wi Fi contains eight pins which may be used as configurable inputs or outputs Listed below are the configurable I O pins These pins are 3 3V CMOS logic level and 5V input tolerant Table 2 14 Ethernet Interface xPico Serial Port Signals CP1 35 Configurable I O Configurable I O Input CP2 INT 26 Configurable I O External interrupt input Configurable I O SPI Input interrupt input CP3 28 Configurable I O Configurable I O SPI Input MISO CP4 30 Configurable I O Configurable 1 O SPI Input MOSI CP5 32 Configurable I O Configurable 1 O Input CP6 34 Configurable I O Configurable I O Input CP7 27 Configurable I O Configurable 1 O SPI Input Clock CP8 3 Configurable I O Configurable I O SPI Input Chip Select Note 1 For xPico Wi Fi 5V tolerant pins in order to sustain a voltage higher than Vcc 0 3 the internal pull up pull down resistors must be disabled Reset Pins xPico and xPico Wi Fi have two signals for use as re
15. LANTRONIX MODEL xPICO Wi Fi LANTRONIX 2 XPW1001000 01 A11 0 00010019dx 5 amp bE S J x 2 fal fe MODIdxX89y AI 994 SN 0080A3FFFFFF 13W18 e re LANTRONIX CHINA 03 eT tt bs 00204AAABBCC xPico Embedded Device Server Integration Guide Part Number 900 619 Revision E August 2013 Copyright and Trademark 2013 Lantronix Inc All rights reserved No part of the contents of this book may be transmitted or reproduced in any form or by any means without the written permission of Lantronix Lantronix xPico and DSTni are registered trademarks of Lantronix Inc in the United States and other countries Devicelnstaller is a trademark of Lantronix Inc Windows is a registered trademark of Microsoft Corporation Wi Fi is a registered trademark of Wi Fi Alliance All other trademarks and trade names are the property of their respective holders Contacts Lantronix Inc 167 Technology Drive Irvine CA 92618 USA Toll Free 800 526 8766 Phone 949 453 3990 Fax 949 453 3995 Technical Support Online www lantronix com support Sales Offices For a current list of our domestic and international sales offices go to the Lantronix web site at www lantronix com about contact Disclaimer This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harm
16. R29 SML521MDW 220 RX2 LED c30 R30 1M 0 22uF biel 1 3 RXD2 7 Ds 1NO14 R31 1M c31 0 22uF iga 1 2 xPico Embedded Device Server Integration Guide 29 2 Functional Description Signals in this box need to be isolated by 1500Vrms to all other signals Figure 2 13 Evaluation Board Schematic Part 4 of 5 5V_POE 6 wV 5 D5 SA40V 1uH1 5A C e e xFRMg OUT POE OUT 412 pi rls ase C37 470pF50V_R32 10 z cag XFMR PoE FA2672 c38 560uF6 3v pe 113 i 1000pF 100 i _2200hm 700r 1 Pao TaP1 gt Ps F H 2200hm ae pats 2200hm 700 POE SPI H m Pg SPARE L_ gt QS Pe SPARE gt 2200hm 700 POE _SP2 PE e 40 9 un j i PS2011 1 A i o H cag cso cst c52 i 1000pF 1 isare aneia taza i ban cas RCL Class Resistor i I Open Class 0 12 95W max pol i 127 ohm Class 1 3 84W max H 69 8 ohm Class 2 6 49W max i 45 3 ohm Class 3 12 95W max cm ji m 30 9 ohm Class 4 POE 17W max lt 7 anso 1000pF 3kV REGULATOR FOR 3 3V 5V_POE VIN Pera Power and Ground Headers wat Step up Step Down 2 4Mhz 1 8V to 5 5V IN 3 3V OUT 3V3 css JP14 JP15 L18 1 5uH an ON OFF Switch g 5V_USB BIZz0LAW w3 w3 Dg 9 LED10 0 1uF LED_BLUE wen ney 1 Tor tov y Power LED ii Bl gt gt F Ti DNP_O R45 c23 l 470 0 10F ann _s102 7 Use resistor divider to set ouptut for TPS63030 adju
17. als Table 2 7 Recommended Magnetic Modules and Combo RJ45 Magnetic Module Connectors Table 2 8 xPico and xPico Wi Fi Serial Port Signals Table 2 9 RS232 Connections Serial Transceiver Required Table 2 10 RS422 485 Connections Serial Transceiver Required Table 2 11 USB Host Port Signals Table 2 12 xPico Status LED Output Signals Table 2 13 xPico Wi Fi Status LED Output Signals Table 2 14 Ethernet Interface xPico Serial Port Signals Table 2 15 xPico Reset Signals Table 4 1 Absolute Maximum Ratings 10 15 16 17 20 21 21 23 24 24 24 25 25 26 26 38 xPico Embedded Device Server Integration Guide Table 4 2 xPico Wired Recommended Operating Conditions Table 4 3 xPico WiFi Recommended Operating Conditions Table 4 4 xPico Wired Technical Specification Table 4 5 xPico Wi Fi Technical Specification Table A 1 Electromagnetic Emissions Table A 2 Electromagnetic Immunity Table B 1 Country Certifications Table B 2 Country Transmitter IDs Table B 3 Safety 38 39 40 40 43 43 44 44 44 xPico Embedded Device Server Integration Guide 1 Introduction About the Integration Guide This guide provides the information needed to integrate the xPico family of products into customer printed circuit boards This manual is intended for engineers responsible for integrating the xPico into their product Note This document includes sup
18. ance or adding vias Due to this routing the device could be installed or depopulated as needed See the Lantronix app note How to Connect a Lantronix Embedded Module to a Wired Ethernet Port for more details on Ethernet connection and routing http www lantronix com pdf appnotes Connect LT RX Embed Module to Wired Ethernet_AN pdf The xPico module can also be powered from POE using a POE magnetic and POE powered device controller Lantronix uses the Silabs Si3402 POE controller to power the xPico development board via POE If using POE the Ethernet magnetic module should be changed to a POE compatible module such as Pulse HX2019 Refer to the evaluation board schematic in the xPico DevKit_UG for an example circuit http www lantronix com pdf xPico DevKit_UG pdf Refer to the SiLabs data sheet for Si3402 for more information on using the SiLabs POE controller Figure 2 7 Ethernet Connection Example xPico wired only Signals in this box between KJ4 and Magnetic need to be isolated by 1500Vrms to all other signals ESD Protection wk am oe re c a x Magnetics Re ETX 9 2 k F 5 ee EER Diode Array Route through device Install for ESD Protection o oniu 0 oaia iov SO ONF 6 Route the Ethernet Differential pt d pairs as 100 ohm differential nets on a layer e je Array Route t
19. and 5V tolerant The serial interface pins include 3 3V ground and reset The serial signals usually connect to an internal device such as a UART For applications requiring an external cable running with RS 232 or RS422 485 voltage levels the xPico must interface to a serial transceiver chip All configurable I O pins are 3 3V CMOS logic level and 5V input tolerant xPico requires a mating connector Customers should layout their PCB for Hirose part number DF40C 2 0 40DS 0 4V 51 An external Ethernet magnetic module and RJ45 is required to interface xPico to a standard 10 100Mbps Ethernet network An external antenna attached to the xPico Wi Fi U FL connector is required to connect to an 802 11b g n wireless network Shown below is the xPico pin connection diagram highlighting the differences between the xPico and xPico Wi Fi Table 2 2 xPico and xPico Wi Fi Pin Connections 1 GND GND 2 GND GND 3 CP8 CP8 SPI_CS 4 LED1 LINK LED1 WLAN_LED 5 RTS1 RTS1 6 LEDO SPEED NC 7 RXD1 RXD1 8 LED2 ACTIVITY NC 9 GND GND 10 TXD1 TXD1 11 ETX NC 12 ETCT NC 13 ETX NC 14 LED3 DUPLEX OUT WKUP IN 15 GND GND 16 CTS1 CTS1 17 ERX NC me 138 ERCT NC 19 ERX NC 20 SYS_LED SYS_LED 21 GND GND 22 Reserved DDP 23 RXD2 RXD2 24 Reserved DDM 25 TXD2 TXD2 26 CP2 INT CP2 SPI_INT 27 CP7 CP7 SPI_SCK 28 CP3 CP3 MISO 29 3 3V 3 3V 30 CP4 CP4 MOSI
20. ca iis al out RS232_485 SEL defel bight LL meierei For RS232 dealt R5455 Made TX es Ei Inverted from SPI36 40 rwa E TX aed RTS whos i R5437 10 Mi M2 RS232 2 1 4 Wire Tull duplex 100 Ye fae This signal xPico Embedded Device Server Integration Guide 23 2 Functional Description Table 2 9 RS232 Connections Serial Transceiver Required Signal Description Logic Table 2 10 RS422 485 Connections Serial Transceiver Required Data Out TX 485 Data Out TX 485 PRXDx Daam Ax4e5 22 Js e hbo rRtsx xene O o a ex rsasseea OOO O ooo T So o eey Rsa s2we 0 0o To Tooo Note The IO pins for xPico Wi Fi are set to floating input on power up until configured by unit firmware An external 100K ohm pull up may be required on the serial transmit signal to prevent downstream UART devices from detecting false characters on initial power up USB Device Port xPico Wi Fi only The xPico Wi Fi has one USB2 0 Full Speed Device port interfaces for connection to an upstream USB device The port consists of a differential pair signals DDP and DDM These signals should be routed as a 90 ohm differential pair on a signal layer next to the signal ground plane The use of vias should be minimized on these signals The USB signals can be connected to a USB Mini Type B USB port as shown in Table 2 12 directly to an IC with a USB host port If connecting to an exte
21. e Dept 232 Leave open for RS232 or 4 wire mode 1 2WIRE_ 4WIRE_SEL a _in_RXB Install for 2 wire mode ll MODE MO M1 M2 Mode 001 RS232 Default ava K o Mode 101 4 Wire Full duplex 2 Wi RS485 Mode TX connector Mode 100 2 Wire Half Duplex Inverted from SP336 so swap TX and RTS when in R 4 5 mode Raz PI74ST1G125 PIT4ST1G125 RS222 485 SEL RS232 485 SEL a3 w3 ava m3 This signal is low in RS485 mode _ This signal is low in RS485 mod c G gt c2 am aaa O tuF 0 tuF ll PIT4ST1G125 4 PI74ST1G125 RS485_RS232_ SEL RS485_RS232_ SEL This signal is low in RS232 mode This signal is low in RS232 mode xPico Embedded Device Server Integration Guide 28 2 Functional Description Figure 2 12 Evaluation Board Schematic Part 3 of 5 3v3 3v3 Port 2 Headers L c2 Install Jumpers from pins 1 to 2 for DB9 Serial Port 1 Install Jumpers from pins 2 to 3 for USB Serial Port JPg JP9 1 RXDB 1 5 Pg 2 RXD2 4 TN TOUT 7 Pg6 USB_TX T20UT RIOUT RIIN HEADER 3 HEADER 3 een tame RS 232 Activity LEDs W3 Q lt TxD Pg 2 3 c27 Aj ext 28 0 1uF c28 R22 LEDS W3 1M Toe GRN 0 22uF UART_ACT1 18 TX1_LEDR23 2204 3 UART_ACT2 pod a 4 z4 TX1 LED 4 UART_ACTS tae oe RX1_LEOR24 2 1 RX1 LED 1N914 UART_ACTS 5 UART ACTS aa UART ACT Et UART ACTS 2A4 c29 aa bist IE LED TX2 LED 1 2 jl oe D2 R27 R233 74Lv244 1N914 1K 1K
22. efault settings GND 37 Signal Ground EXT_RESET 38 Unit hardware reset active Input 30K to 50K low Drive low to reboot unit GND 39 GND 40 Signal Ground Note1 The xPico Wi Fi SPI interface can be master or slave Note2 The xPico Wi Fi USB interface is USB2 0 Full Speed Host Device OTG capable Host Device OTG interface connectors and power interface must be designed into the mating board Note3 xPico and xPico Wi Fi may be designed into the same socket Signals listed as no connect on xPico Wi Fi may be connected on an xPico base design board For example xPico Wi Fi pins 11 12 13 17 18 and 19 may connect to an Ethernet magnetic module as designed for xPico wired however Ethernet will not be available on those pins for xPico Wi Fi Signal Ground Note 4 Pin 14 is the Ethernet duplex LED output on xPico wired and the system wakeup input on xPico Wi Fi For board designs supporting both xPico wired and xPico Wi Fi a zero ohm resistor stuff option should be used to disconnect any on board logic driving pin 14 when xPico wired is installed Note 5 The CP pins can be configured as pull up or pull down The WKUP pin is not configurable and is always pull down Note 6 The IO pins on xPico Wi Fi are configured as floating input on reset until configured by firmware For applications requiring a high signal on power up an external pull up may be required Mating Connector The mating connector for the xPico
23. et further transmitter testing will not be required However the OEM integrator is still responsible for testing their end product for any additional compliance requirements required with this module installed for example digital device emission PC peripheral requirements etc Inthe event that these conditions cannot be met for example certain laptop configurations general purpose PCMCIA or similar cards or co location with another transmitter and obtaining a separate FCC authorization will be required then the FCC authorization is no longer considered valid and the FCC ID cannot be used on the final product including the transmitter Changes or modifications to this device not explicitly approved by Lantronix will void the user s authority to operate this device Note With the purchase of any xPico family product the OEM agrees to an OEM firmware license agreement that grants the OEM a non exclusive royalty free firmware license to use and distribute the binary firmware image provided only to the extent necessary to use the xPico hardware For further details please see the xPico OEM firmware license agreement For details on the Lantronix warranty policy please go to our Web site at www lantronix com support warranty xPico Embedded Device Server Integration Guide 3 Revision History April 2012 Initial release September 2012 Updated the reference schematic mounting instructions and compliance information
24. ful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one of the following measures 1 Reorient or relocate the receiving antenna 2 Increase the separation between the equipment and receiver 3 Connect the equipment into an outlet on a circuit different from that to which the receiver is connected 4 Consult the dealer or an experienced radio TV technician for help This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation This device is intended only for OEM Integrators The OEM integrator should be aware of the following important issues xPico Embedded Device Server Integration Guide 2 Labeling of the End Product xPico Wi Fi only The label on the end product incorporating the xPico Wi Fi module must clearly state that it contain
25. hrough device Install for ESD Protection xPico Embedded Device Server Integration Guide 22 2 Functional Description Serial Interface The xPico and xPico Wi Fi have two external serial interfaces The signal levels on the serial interface are 3 3V logic level with 5V tolerant inputs The serial interfaces require an external transceiver in order to connect to external RS232 RS485 or RS422 networks The signals of Serial Port 1 may be connected as shown in the reference schematic Figure 2 8 Serial Port Example below The transceiver shown in the reference schematic is of type Exar part number SP336 This transceiver is a multiprotocol RS232 RS485 RS422 transceiver Single protocol transceivers may be used as required The xPico interface may also be directly connected to the UART interface of an external CPU Serial Port 2 is a three wire interface only It operates like Serial Port 1 except it does not support hardware Flow Control i e no RTS CTS and modem control i e no DTR DCD Table 2 8 xPico and xPico Wi Fi Serial Port Signals TXD1 10 Serial Transmit Data output Output RTS1 5 Serial Ready to Send Serial Transmit enable Output RXD1 7 Serial Receive Data input Input CTS1 16 Serial Clear to Send Input TXD2 25 Serial Transmit Data output 2 Output RXD2 23 Serial Receive Data input 2 Input Figure 2 8 Serial Port Example Dart t Header s o q al L RS232 RS485 RS422 ST Fe Po
26. ico Wi Fi Development Kit XPW100100K 01 the xPico module comes installed to the xPico Evaluation Board via the connector J1 Hirose component If ordered separately you may need to install it by following the directions below The included white Mounting Quick Clip is used to align and fasten the module to the evaluation board 1 Place the module into the white mounting clip lining up the clip legs and the four module grooves so that the module is seated inside the white clip For xPico Wi Fi connect the RF cable to the module U FL connector prior to installing the Quick Clip White Mounting Clip J xPico xPico Wi Fi Module 2 Push the legs of the white clip inward to secure the module to the clip ae gt Module Mounting Clip Combination _ 3 Flip over the module mounting clip combination so that the product label displays on top and the white mounting clip legs are pointed downward 4 For XPico Wi Fi high temperature operation above 70C it is recommended to place a heat pad between the module and the adjacent PCB The recommended heat pad is Lantronix part number XPC100A002 01 B available in a 50 piece bulk pack 5 Place the module mounting clip combination so that the four mounting clip legs align with the four standoff holes on the board surrounding the J1 connector see Figure 3 2 Make sure to properly orientate the module mounting clip combination on the board so that the J1 connector Hirose component
27. l antennas can be purchased from the antenna vendor Components for cable design should be selected for low loss over the entire 2 4Ghz to 5 9Ghz signal range The cable target impedence should be 50 ohms Figure 2 4 Reverse SMA to U FL long P N 500 180 R 6 LL a Option 1 1 32mm Coaxial Cable with U FL LP 066 R SMA or Option 2 1 37mm Coaxial Cable with U FL LP 088 Figure 2 5 U FL to U FL Cable P N 500 181 R HIROSE P N U FL LP 066 jp EPEL Option 1 1 32mm Coaxial Cable with U FL LP 066 or Option 2 1 37mm Coaxial Cable with U FL LP 088 Figure 2 6 Reverse SMA to U FL short P N 500 182 R CG GG ujeme Option 1 1 32mm Coaxial Cable with U FL LP 066 R SMA with Install Heat Shrink Tubing or Washer to Cover Connections Option 2 1 37mm Coaxial Cable with U FL LP 088 and Hex Nut xPico Embedded Device Server Integration Guide 20 2 Functional Description Antenna Placement xPico Wi Fi only When designing the xPico Wi Fi module to a mating board it is important to consider the final installation of the unit and its location with respect to connecting access points The antenna should be placed so that it has as clear as possible path to the connecting access point for maximum range Avoid placing the antenna such that it is blocked by metal walls or ground planes of adjacent circuit boards Ethernet Interface xPico wired only xPico integrates an internal 10 100Mbps E
28. nal connections between the magnetic and xPico wired module are required Center tap signals RCT and TCT should be routed with at least 20 mil trace thickness The area between the magnetic module and RJ45 jack including the area under both should be voided of all signals and xPico Embedded Device Server Integration Guide 21 2 Functional Description planes except for the signals connecting to both The signals connecting between the RJ45 and magnetic are required to be isolated by 1500Vrms from all other signals and planes including chassis and signal ground The connector shield should be connected to chassis It is recommended that 1206 resistor pads from chassis ground to signal ground be placed next to each of the shield tabs The resistor pads allow for 0 ohm jumper ferrite beads or decoupling caps to be installed as needed for EMI EMC improvement The Ethernet LED signals should be routed to discrete LEDs or to the LED pins on the RJ45 through 220 ohm or larger resistors The LED signals are active low The Ethernet LED signals should be isolated from the signals that connect between the RJ45 and magnetic module Also shown in the reference schematic is a recommended TVS array that can be used to improve ESD and EFT in harsh environments The device shown is Semtec RClamp0502A This device features route through pin assignments allowing for the Ethernet differential signal pairs to be routed without altering the trace imped
29. nyls PBB ethers PBDE Cr VI UDS1100 and 2100 o 0 o 0o 0 EDS aee a a o 0 MSS100 o 0o o 0o J O _ 0 IntelliBox 0o 0 0o 0 _ O _ 0 xPress DR _ amp sPress DR o 0 0 0 O 0 SecureBox 1101 amp 2101 o 0o o 0o eee eee 0 WiBox o 0o o 0o J O 0 UBox o o o 0o _ O eee 0 MatchPort 0o 0 0 0 O 0 SLC o o0 o o0 ee 0 xPort 0o 0 0o 0 _ O _ 0 xPort Pro 0o 0 0 0 O _ 0 WiPort o 0o o 0o J O _ 0 SLB o o o 0o 0 SLP o o0 o o0 O 0 SCS 0o 0 0 0 O 0 SLS o o o o0 oO 0 DSC 0o 0 0o 0 _ O 0 PremierWave o 0 0 0 O _ 0 Micro125 o 0o o 0o J O _ 0 xPico o 0o o o O 0 xPico Wi Fi o 0 0 J 0 J O __ 0 xPrintServer pio o jf o ij o0 9 Jj 0 O toxic or hazardous substance contained in all of the homogeneous materials for this part is below the limit requirement in SJ T 11363 2006 X toxic or hazardous substance contained in at least one of the homogeneous materials used for this part is above the limit requirement in SJ T 11363 2006 xPico Embedded Device Server Integration Guide
30. port for xPico embedded device server versions XPC100100B 01 XPC100100S 01 XPC100100K 02 XPC10010MB 01 and XPC10010MS 01 and xPico Wi Fi embedded device server versions XPW100100B 01 XPW100100S 01 and XPW100100k 02 The sections in chapter 2 provide board schematic and layout recommendations for both xPico wired and xPico Wi Fi products Some of the sections apply to xPico wired only or xPico Wi Fi only Signals that are unused for a particular product can be left floating If the application has the potential to use both components as a stuff option it is recommended to follow the design guide for all of the sections The table below lists which sections are applicable to the xPico wired and xPico Wi Fi products Note xPico wired refers to the Ethernet only versions of xPico Table 1 1 xPico and xPico Wi Fi Features PCB Interface Mating Connector Antenna Interface Antenna Placement Ethernet Inteface Serial Inteface USB Device Port LEDs General Purpose IO Pins Additional Documentation Visit the Lantronix Web site at www lantronix com support documentation for the latest documentation and the following additional documentation xPico Embedded Device Provides information needed to configure use and Server User Guide update the xPico firmware xPico Wi Fi Embedded Provides information needed to configure use and Device Server User Guide update the xPico Wi Fi firmware xPico Embedded Device Provides the s
31. put 2 CP2 INT 26 Configurable I O External Input Active 56K 4mA interrupt input to 122K xPico Embedded Device Server Integration Guide 16 2 Functional Description CP7 CP3 3V3 CP4 3V3 CP5 3V3 CP6 CP1 DEFAULT GND EXT_RESET GND GND GND GND CP8 SPI_CS LED1 WLAN_LED RTS1 NC RXD1 NC GND TXD1 N N M N ojo wo 1 ow ie w ol wo e gt wo QJ 38 AIQ oO o w o 4 Configurable I O Input Active 56K 4mA to 122K Configurable I O Input Active 56K 4mA to 122K 3 3V Input Power Configurable I O Active 56K to 122K Input 4mA 3 3V Input Power Configurable I O 3 3V Input Power Configurable I O Configurable I O Input 10K 4mA 4mA 4mA 10K Active 56K to 122K Active 56K to 122K Input Input Unit reset to default active low Drive low to reset unit to default settings Input Signal Ground Unit hardware reset active 10K low Drive low to reboot unit Input Signal Ground Signal Ground Table 2 4 xPico Wi Fi PCB Interface Signals Signal Ground Signal Ground Configurable O SPI Chip Input 30K to 50K 8mA Select floating WLAN Link active low Input 30K to 50K 8mA floating Serial ready to send serial Input 30K to 50K 8mA transmit enable floating No Connect 30K to 50K Serial receive data input 1 Input floating No Connect Signal Ground Serial transmi
32. rnal port that is user accessible it is recommended to add a TVS diode array to the signal nets for ESD protection The ESD array shown in the figure is of type Semtech RClamp0502A This device features through pin routing to minimize trace impedance changes and simplify routing The footprint for the TVS array can be added to the PCB and the part can be depopulated if it is not needed Itis recommended that the power drawn off the USB Mini Type B connector be limited to less than 500mA per USB requirements If the USB device port is unused the DDP and DDM pins may be left unconnected Table 2 11 USB Host Port Signals Route as 90 ohm differential pair with DDM signal USB Device Port 22 Positive pin xPico Embedded Device Server Integration Guide 24 2 Functional Description USB Device Port Route as 90 ohm Negative pin differential pair with DDP signal 5V 5V power from USB cable Current limit to 500 mA per port Figure 2 9 USB Device Interface Example xPico Wi Fi only VUSB_DEV O Ground plane RClamp0502A Diode Array Route through device Install for ESD Protection The xPico contains several external signals that are intended to drive external status LEDs The LEDs are listed below The signals may be connected as shown in the reference schematic figure below Table 2 12 xPico Status LED Output Signals LED1 WI Fl LED 4 WI FI Status LED active low SYSTEM_LED 20 System status L
33. ructions are shown in the following drawings below You may also directly access the CAD files through the Lantronix website Note The mounting instructions in this section are applicable to both the xPico and the xPico Wi Fi Embedded Device Servers though the xPico pictures below are used to demonstrate installation For temperature environments up to 85 Celsius it is recommended that the mating PCB have its outer layers flooded with signal ground and a heat pad be placed between the module and mating PCB The recommended heat pad is Lantronix part number XPC100A002 01 B The ground flooding and heat pad are only required for xPico Wi Fi in environments above 70 C For environments below 70 the heat pad and ground flooding are not required To Access CAD Files 1 Go to http www lantronix com products cad visio html 2 Click Download CAD files here to access the Registration Form Figure 3 1 White Mounting Quick Clip Dimensions pr TE i 3 Pin 1 Pin 2 s 0 000 0 00 mm 5z i 3 gt 0 241 6 12 mm d ail 0 453 11 50 mm 5 Pin 40 eee nes Hirose P N DF40C 2 0 40DS 0 4V 51 st 0 292 7 42 mm i A 4 0 063 1 60 mm 0 076 1 93 mm 4X MIN SOLDER PAD 0 244 6 20 mm Protrudes 063 xPico Embedded Device Server Integration Guide 32 3 Mounting Instructions and PCB Footprint To Install the xPico or xPico Wi Fi Module In the xPico Development Kit Part Number XPC100100K 02 and xP
34. s an FCC approved RF module Canada and Japan also require a similar statement For example This product contains RF transmitter ID put FCC IC and or Japan module grant numbers here The label must include the ID numbers for the regions where the end product is installed The grant numbers are below xPico Wi Fi FCC ID number R68XPICOW xPico Wi Fi IC ID number 3867A XPICOW xPico Wi Fi Japan ID numbers 201 135275 RSS GEN Sections 7 1 4 and 7 1 5 Statement for Devices with Detachable Antennas xPico Wi Fi only This device has been designed to operate with the antennas listed in the Certificate and having a maximum gain of 2 88 dBi Antennas not included in this list or having a gain greater than 2 88 dBi are strictly prohibited for use with this device unless system level FCC approval is gained The required antenna impedance is 50 ohms To reduce potential radio interference to other users the antenna type and its gain should be so chosen that the equivalent isotropically radiated power EIRP is not more than that required for successful communication Integration Notes xPico Wi Fi Warranty This module is authorized under limited module approval specified to mobile host equipment So the antenna must be installed such that 20cm is maintained between the antenna and users The transmitter module may not be co located with any other transmitter or antenna As long as the two conditions above are m
35. s not contain integrated Ethernet magnetics An external Ethernet magnetic module and RJ45 Jack is required to interface to a standard 10 100Mbps Ethernet network The xPico requires 3 3 volt power and is designed to operate in an extended temperature range see technical data LAR A dE A aE aE d xPico Wi Fi Features The xPico Wi Fi contains Cortex M3 ARM processor with 128KByte of SRAM and 1MByte of embedded Flash memory The unit also includes an 802 11 b g n WLAN radio with a U FL port for connection to an external antenna The xPico Wi Fi also contains the following 3 3 volt serial interface 8 Configurable I O pins All logic level I O pins are 5V input tolerant 8 Mbit flash memory in addition to the 1MByte CPU embedded Flash Power supply filters Reset circuit Note xPico Wi Fi does not contain an integrated antenna An external antenna is required for connection to a WLAN network C A a A A a The xPico Wi Fi requires 3 3 volt power and is designed to operate in an extended temperature range see technical data xPico Embedded Device Server Integration Guide 11 2 Functional Description Figure 2 1 xPico and xPico Wi Fi Dimensions and Views F 0 645 24 00 mm Pin 2 p 0 906 22 00 mm i m0453 11 50 mm 0 244 8 12 mn Pin 1 F E i Note Guts G pins are mot i5 H signal pins F Fin 39 o L y i i Pin 40 0 190 4 63 mm 0 068 2 50 mm 0 069 1 75 mm Dede 56 iret D222
36. set signals Signal EXT_RESET is a hardware controlled input signal that will reboot the xPico processor when asserted low Signal DEFAULT is polled by the xPico software When DEFAULT is asserted low for six seconds the unit will reset the system to the default manufacturing settings and reboot the unit xPico Wi Fi has an additional signal on pin 14 that can be used to wake up the unit processor when the unit is in a sleep or power down state Table 2 15 xPico Reset Signals EXT_RESET 38 Unit hardware reset active low Input 10K xPico Drive low to reboot unit 40K xPico Wi Fi DEFAULT 36 Unit reset to default active low Input Active 56K to Drive low to reset unit to default 122K xPico settings 40K xPico Wi Fi WAKE xPico 14 Toggle signal from low to high to Input 40K Wi Fi only WAKE from SLEEP or Power down state xPico Embedded Device Server Integration Guide 26 2 Functional Description Evaluation Board Schematics Figure 2 10 Evaluation Board Schematic Part 1 of 5 ava i 3V3_M Pg Pg 34 c2 c3 c24 c235 ras O4uF 0 1uF i ve 10uF ai 10uF 10V Pg Pgs Pg4 Pg4 VUSB_DEV Q Diode Array Route through device 500 mA i stall for ESD Protection USB DEVICE PORT S z Route the DDx pair as 90 ohm differential net on a layer next to the ground plane i Minimize the use of Vias and keep clear of other nets 3v3 Le RI 220 Status LED LED1 Orange
37. ss B ANSI C63 4 2009 Conducted Emissions EN 55022 2010 Class B CISPR 22 2008 Conducted Emissions FCC 15 109 g 2012 ANSI C63 4 2009 CISPR 22 1997 Class B Table A 2 Electromagnetic Immunity ESD EN 55024 2010 IEC 61000 4 2 2008 2 Radiated Immunity EN 55024 2010 IEC 61000 4 3 2010 1 EFT EN 55024 2010 IEC 61000 4 4 2004 1 Amended by A1 2010 Surge EN 55024 2010 IEC 61000 4 5 2005 Conducted Immunity EN 55024 2010 IEC 61000 4 6 2008 Magnetic Field Immunity EN 55024 2010 IEC 61000 4 8 2009 Voltage Interruptions EN 55024 2010 IEC 61000 4 11 2004 Voltage Dips EN 55024 2010 IEC 61000 4 11 2004 Manufacturer s Contact Lantronix Inc 167 Technology Drive Irvine CA 92618 USA Tel 800 526 8766 Tel 949 453 3990 Fax 949 453 3995 xPico Embedded Device Server Integration Guide B Compliance xPico Wi Fi Embedded Device Server According to ISO IEC Guide 22 and EN 45014 Manufacturer s Name amp Address Lantronix Inc 167 Technology Drive Irvine CA 92618 USA Declares that the following product Product Name Model xPico Wi Fi Embedded Device Server Conforms to the following standards or other normative documents Country Wireless Certifications Table B 1 Country Certifications USAFE FCC Part 15 Subpart B Class B ICES 003 2012 Issue 5 Class B ANSI C63 4 2009 USA FCC Part 15 Subpart C Section 15 247 ANSI
38. st of Figures Figure 2 1 xPico and xPico Wi Fi Dimensions and Views Figure 2 2 xPico Block Diagram Figure 2 3 xPico Wi Fi Block Diagram Figure 2 4 Reverse SMA to U FL long P N 500 180 R Figure 2 5 U FL to U FL Cable P N 500 181 R Figure 2 6 Reverse SMA to U FL short P N 500 182 R Figure 2 7 Ethernet Connection Example xPico wired only Figure 2 8 Serial Port Example Figure 2 9 USB Device Interface Example xPico Wi Fi only Figure 2 10 Evaluation Board Schematic Part 1 of 5 Figure 2 11 Evaluation Board Schematic Part 2 of 5 Figure 2 12 Evaluation Board Schematic Part 3 of 5 Figure 2 13 Evaluation Board Schematic Part 4 of 5 Figure 2 14 Evaluation Board Schematic Part 5 of 5 Figure 3 1 White Mounting Quick Clip Dimensions Figure 3 2 Aligning Mounting Clip Legs to Standoff Holes Figure 3 3 Mounting Instructions for PEM Standoff Figure 3 4 Hirose Connector Layout Figure 3 5 xPico Product Label Figure 3 6 xPico Wi Fi Product Label List of Tables Table 1 1 xPico and xPico Wi Fi Features 12 13 14 20 20 20 22 23 25 27 28 29 30 31 32 34 35 36 36 37 Table 2 1 xPico Part Numbers Table 2 2 xPico and xPico Wi Fi Pin Connections Table 2 3 xPico wired PCB Interface Signals Table 2 4 xPico Wi Fi PCB Interface Signals Table 2 5 xPico Wi Fi External Antenna Options Table 2 6 Ethernet Interface Sign
39. stable MHOLE saa Al Connect GND_SIG2 and GND_POWER at a single point near pin 9 Connected FS OE or TPSO Seay i hi Bead a E p mpa GND s102 eS el C237 ng 0 tuF 2 2V to 5 5V Input Range OpF6 3V R37 1K Place one resistor near each Mounting Hole xPico Embedded Device Server Integration Guide 30 Pg2 Pg2 2 Functional Description Figure 2 14 Evaluation Board Schematic Part 5 of 5 USB Power Switch Stuff option to Turn power on only after port negotiation Diode Array Route through device Install for ESD Protection USB_TX Pg4 USB_RX Pg 4 USB TO SERIAL DEVICE Route the SDDx pair as 90 ohm differential net on a layer next to the ground plane Minimize the use of Vias and keep clear of other nets ESD Protection ere Magnetics Er Ethernet Boeke Sch EE Connector Install for ESD Protection ERX ERX Route the Ethernet Differential F pairs as 100 ohm differential nets on a layer Rae i Priatna he oe of View S a Install for ESD Protection clear pra te memes Sl Use 20 mil trace on RXCT and TXCT Void area under Magnetic and RJ45 Jack of all signals except the signals from the Magnetic to the RJ45 xPico Embedded Device Server Integration Guide 31 3 Mounting Instructions and PCB Footprint 3 Mounting Instructions and PCB Footprint The xPico embedded device server dimensions and mounting inst
40. t data output 1 Input 30K to 50K 8mA xPico Embedded Device Server Integration Guide 17 2 Functional Description NC NC NC WKUP GND CTS1 NC NC NC SYSTEM_LED GND DDP RXD2 DDM TXD2 CP2 INT CP7 SPI_SCK CP3 MISO 3V3 CP4 MOSI 3V3 CP5 3V3 CP6 CP1 DEFAULT 11 ye Oo N N N N N N ow M wo wo wo wo wo de Po Po p Po ine a a j ee ee a ca Pe o J gt Oo O A w oOo lo N O A U N 36 No Connect No Connect No Connect System Wake Up on Rising Edge Signal Ground Serial Clear to Send No Connect No Connect No Connect System status LED active high Signal Ground USB positive Serial receive data input 2 USB Negative Serial transmit data output 2 Configurable I O External interrupt input Configurable I O SPI Clock Configurable I O SPI Master In Slave Out 3 3V Input Power Configurable I O SPI Master Out Slave In 3 3V Input Power Configurable I O 3 3V Input Power Configurable I O Configurable I O Unit reset to default active low Drive low to reset unit to 30K to 50K 30K to 50K 30K to 50K 8mA 30K to 50K 30K to 50K 8mA 30K to 50K 8mA 30K to 50K 8mA 30K to 50K 8mA 30K to 50K 8mA 30K to 50K 8mA 30K to 50K 8mA 30K to 50K 8mA 30K to 50K xPico Embedded Device Server Integration Guide 18 2 Functional Description d
41. teps for getting the xPico up and running Server Development Kit Quick Start xPico Embedded Device Server Integration Guide 8 1 Introduction xPico Embedded Device Provides a detailed description of the xPico evaluation Server Development Kit kit hardware User Guide APS Modbus Protocol Provides detailed information for installing and operating User Guide the IAP device server using our Modbus firmware Devicelnstaller User Provides instructions for using the Windows based utility Guide to configure the xPico and other Lantronix device servers Com Port Redirector User Provides information on using the Windows based utility Guide to create a virtual com port xPico Embedded Device Server Integration Guide 9 2 Functional Description Designed for quick integration with minimal engineering effort the chip sized xPico embedded device server provides simplicity and flexibility making it the easiest and fastest networking enabling module on the market xPico and xPico Wi Fi are extremely compact networking solution that enables Ethernet or Wireless connectivity on virtually any device with a serial interface The included industry proven Lantronix device server application and full IP stack allow seamless remote access to device data simplifying design integration while providing robust connectivity As one of the smallest embedded device servers in the world xPico and xPico Wi Fi can be utilized in designs
42. thernet MAC and PHY An external magnetic module and RJ45 is required in order to connect to a standard 10 100Mbps Ethernet network Table 2 6 Ethernet Interface Signals TX Out 13 Differential Ethernet 100 ohm differential with transmit data TX TX Out 11 Differential Ethernet 100 ohm differential with transmit data TX RX In 19 Differential Ethernet 100 ohm differential with receive data RX RX In 17 Differential Ethernet 100 ohm differential with receive data RX TCT 12 Ethernet transmit center Route gt 20 mil width tap connection RCT 18 Ethernet receive center tap Route gt 20 mil width connection The xPico provides a 10 100 Mbps Ethernet interface for connection to an external network through external magnetics and an external RJ45 The table below lists several magnetic modules and combination RJ45 magnetic jacks that can be used with xPico Table 2 7 Recommended Magnetic Modules and Combo RJ45 Magnetic Module Connectors Magnetic only requires RJ45 Bl Tech HS91 011 80LFTR Magnetic only requires RJ45 Mingtek HNO0013SG Combination RJ45 Magnetic Belfuse 08B0 1D1T 06 F Combination RJ45 Magnetic Midcom MIC2411D 0117T LF3 Magnetic for POE PULSE HX2019 The Ethernet differential pair signals ERX ERX and ETX ETX should be routed as 100 ohm differential pairs on a layer next to the signal ground plane The use of vias on these signals should be minimized The center tap sig
43. to IP SMTP and HTTP Data Rates 802 11b 1 2 5 5 11 Mbps Data Rates 802 119 6 9 12 18 24 36 48 54 Mbps Date Rates 802 11n HT20 MCSO 6 5Mbps to HT20 MCS7 65Mbps 802 11b CCK Mode 16 5 1 5dBm Typical 25C Average Output Power 802 11g OFDM Mode 15 1 5dBm Typical 25C 6Mbps Average Output Power 13 1 5dBm Typical 25C 54Mbps 802 11n OFDM Mode 14 5 1 5dBm Typical 25C MCSO Average Output Power 12 1 5dBm Typical 25C MCS7 802 11b IEEE Spec 10dBm Average Output EVM 802 11g IEEE Spec 5dB 6Mbps Average Output EVM IEEE Spec 25dB 54Mbps 802 11n IEEE Spec 5dB MCSO Average Output EVM IEEE Spec 28dB MCS7 802 11b PER lt 8 93dBm Typical RX Sensitivity 1Mbps 89dBm Max 802 11b PER lt 8 88dBm Typical RX Sensitivity 11Mbps 84dBm Max 802 11g PER lt 10 87dBm Typical RX Sensitivity 6Mbps 83dBm Max 802 11g PER lt 10 74dBm Typical RX Sensitivity 54Mbps 70dBm Max 802 11n PER lt 10 87dBm Typical RX Sensitivity MCSO 83dBm Max 802 11n PER lt 10 71dBm Typical RX Sensitivity MCS7 67dBm Max Serial Interface CMOS Asynchronous 3 3V level signals Rate is software selectable 300 bps to 921600 bps Serial Line Formats Data bits 7 or 8 Stop bits 1 or 2 Parity odd even none Modem Control DTR DCD CTS RTS lt Serial 1 only Flow Control Serial 1 XON XOFF software CTS RTS hardware Serial 2 XON XOFF software Programmable I O 8
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