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© 2015 unitech Electronics Co., Ltd. All rights reserved.   
unitech is a registered trademark of unitech Electronics Co.,Ltd

 

4.2 Communication Parameters 

 

4.2.1 RS232 Communication Parameters 

A. Set Up BAUD Rate 

B. Set Up Data Bits 

C. Set Up Stop Bits 

9600 * 

 

8 Data Bits * 

1 Bit* 

1200 

7 Data Bits 

2 Bits 

2400 

 

 

 

4800 

 

 

 

19200 

 
 

 

 

38400 

 

 

 

Summary of Contents for MS340

Page 1: ... 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd Long Range CCD Barcode Scanner MS340 User s Manual Version 1 2 ...

Page 2: ...nics Co Ltd Revision History Date Change Description Version 2015 10 5 first published version 1 0 2015 12 1 4 1 1 Interface Selection Delete WAND Emulation Add Virtual COM 1 1 2016 1 8 Delete 4 2 4 WAND emulation Update 4 4 Reading level 4 1 2 Reading Mode Selection Replace Auto sense to presentation 1 2 ...

Page 3: ...he FCC rules These limits are designed to provide reasonable protection against harmful 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 with radio communications However there is no guarantee that interference will not occur in a particula...

Page 4: ...el Mobile Satellite Systems Therefore it will only transmit on the 5 25 5 35 GHz 5 47 5 725 GHz and 5 725 5 850 GHz band when associated with an access point AP FCC Label Statement 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 ...

Page 5: ...ch eu public Safetyregulatorystatement RoHS Statement This device conforms to RoHS Restriction of Hazardous Substances European Union regulations that set maximum concentration limits on hazardous materials used in electrical and electronic equipment Waste electrical and electronic equipment WEEE unitech has set up a policy and process to meet the EU directive 2002 96 EC and update 2003 108 EC con...

Page 6: ...ch Electronics Co Ltd Taiwan NCC Warning Statement 交通部電信總局低功率電波輻射性電機管理辦法 第十二條 經型式認證合格之低功率射頻電機 非經許可 公司 商號或使用者 均不得擅自變更頻率 加大功率或變更原設計之特性及功能 第十四條 低功率射頻電機之使用不得影響飛航安全及干擾合法通信 經發現有 干擾現象時 應立即停用 並改善至無干擾時方得繼續使用 低功率射頻電機需忍受合法通信或工業 科學及醫療用電波輻射性電機設備 之干擾 注意事項 1 使用過度恐傷害視力 2 使用30分鐘請休息10分鐘 2歲以下幼兒不看螢幕 2歲以上每天看螢幕不要超過 1小時 ...

Page 7: ...vice operations The laser safety warning label required by the DHHS IEC for the unitech product s optional laser scanner module is located on the memory compartment cover on the back of the unit Laser information only applies to the products with laser components CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous laser ligh...

Page 8: ...e better than a fully uncharged battery Charging a partially charged battery does not cause harm to the unit Keep the battery cool Avoid hot vehicles For prolonged storage keep the battery at a 40 charge level Do not leave the battery uncharged and unused for an extended period of time the battery will wear out and the longevity of the battery will be at least half of one with frequent charges 4 P...

Page 9: ...us Please use a battery temperature detecting device for a charger to ensure a safe charging temperature range Storage and safety notice Although charged batteries may be left unused for several months their capacity may be depleted due to build up of internal resistance If this happens they will require recharging prior to use Batteries may be stored at temperatures between 20 C to 60 C however t...

Page 10: ...same specification of adapter to charge your unitech product Using the wrong power adapter can damage your unitech product The message above only applies to the product connected to the adapter For the products without using the adapters please refer to the specification of each product Hearing Damage Warning Zx 3 Warning The warning shall be placed on the equipment or on the packaging or in the i...

Page 11: ...9 5015 BB Tilburg the Netherlands http eu ute com China Japan Tel 86 59 2310 9966 Tel 81 3 35232766 E mail info cn ute com E mail info jp ute com Address Website Room401C 4F RIHUA International Mansion Xinfeng 3nd Road Huoju Hi tech District Xiamen Fujan China http cn ute com Address Website Kayabacho Nagaoka Building 8F 1 5 19 Shinkawa Chuo Ku Tokyo 104 0033 Japan http jp ute com Asia Pacific Mid...

Page 12: ...nty are free from defects during normal use The warranty period is varied from each country Please consult with your supplier or unitech local office for actual length of warranty period to your purchased product Warranty becomes void if equipment is modified improperly installed or used damaged by accident or neglect or if any parts are improperly installed or replaced by the user ...

Page 13: ... 1 2 Scanner Detail 2 1 3 Specifications 3 1 4 Getting Started 5 1 5 Pin Assignment 6 1 6 LED Indicator Beeper Sequence 7 Chapter 2 Configuration General 8 2 1 Flow Chart 8 2 2 Loop of Programming 9 2 3 Factory Default Settings 9 2 4 Main Page of Configuration 10 Chapter 3 Bar Codes Others 11 3 1 SymboIogies Selection 11 3 2 UPC EAN JAN Parameters 13 3 3 Code 39 Parameters 15 3 4 Code 128 Paramete...

Page 14: ...8 3 16 Bar Code ID 29 Chapter 4 Command Setting 32 4 1 Interface Reading Mode Selection 32 4 2 Communication Parameters 33 4 3 Language Selection 37 4 4 Reading Level 38 4 5 Accuracy 39 4 6 Buzzer Beep Tone 39 4 7 Sensitivity of Continuous Reading Mode 40 4 8 Reverse Output Characters 41 4 9 Setup Deletion 41 4 10 Setup Insertion 44 Appendix A Numeric Bar Codes 47 Appendix B ASCII Table 48 Appendi...

Page 15: ... Ltd Chapter 1 Overview 1 1 Package Please make sure the following contents are in the MS340 gift box If something is missing or damaged please contact your unitech representative The standard package contents MS340 Scanner Quick Start Guide Regulatory Compliance Statements Cable Optional accessory Hand Free Stand ...

Page 16: ...2 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd 1 2 Scanner Detail Pin hole Scan Window Trigger Cable connector LED indicator ...

Page 17: ...isual Indicators Beep and LED Good read Green System Interface USB RS232 Keyboard Wedge Light Source 635 nm Visible Red LED Max Resolution 4mil 0 1mm PCS90 Code39 Scan Rate Up to 500 scans second Skew Angle 60 5 Pitch Angle 10 65 5 Printing Contrast Scale minimum 30 Decoding Supports most standard 1D bar code GS1 Databar linear and stacked Codes Depth of Field DOF Code39 PCS 90 ...

Page 18: ...ns 72 x 70 3 x 164mm length x width x height Weight 173 5g Switch life 1 000 000 times Environmental Light Levels Max 100 000 Lux Mechanical Shock 1 5m onto concrete scanner only IP Rate IP42 Operating Temperature 0 C to 50 C Storage Temperature 20 C to 70 C Relative Humidity 20 to 95 non condensing Regulation Approvals CE FCC BSMI VCCI ...

Page 19: ...iver will be started to install automatically Tips for Switching Cable Before removing the cable from the scanner it is recommended that the power on the host system is off and the power supply has been disconnected from the unit 1 Find the small Pin hole on the bottom of the unit Please see the figure as below 2 Use a bended regular paperclip and insert the tip into the hole 3 You will hear a cli...

Page 20: ...eserved unitech is a registered trademark of unitech Electronics Co Ltd 1 5 Pin Assignment A Input Port for Mini Decoder DB 9 Male B Output Port 1 PC Keyboard Output DIN 5 Male DIN 5 Female MiniDIN 6 Male MiniDIN 6 Female 2 RS232 Output DB 9 Female ...

Page 21: ...ronics Co Ltd 1 6 LED Indicator Beeper Sequence Division Action Status LED for Barcode reading Communication LED for Battery status Beep Sound USB connection Green Light blinks Six Beeps Data sent to PC successfully Green Light blinks once One Beep Barcode reading Fail sent data to PC No action No action ...

Page 22: ...reserved unitech is a registered trademark of unitech Electronics Co Ltd Chapter 2 Configuration General 2 1 Flow Chart Please scan the following barcodes for configuration Start Configuration End Configuration Abort Configuration Save Parameters ...

Page 23: ...lt Settings just scan label for Set All Defaults Please refer to 2 4 Main Page of Configuration 2 3 Factory Default Settings The barcode with an asterisk which appears in the following chapters indicates that it is the default option for the corresponding setting You can make your own settings by following the procedures in this manual If you want to save the settings permanently you should scan t...

Page 24: ...tion End Configuration Abort Configuration Version Information Save Parameters The parameter settings will be saved permanently Recall Stored Parameters Replace the current parameters by the parameters you saved last time Set AII Defaults Set all the parameters to the factory default settings Abort Configuration Terminate current programming status Version Information Display the decoder version i...

Page 25: ...rial 25 OFF UPC E ON UPC E OFF Matrix 25 ON Matrix 25 OFF EAN 13 JAN 13 ISBN 13 ON EAN 13 JAN 13 ISBN 13 OFF CODE 93 ON CODE 93 OFF EAN 8 JAN 8 ON EAN 8 JAN 8 OFF CODE 11 ON CODE 11 OFF CODE 39 ON CODE 39 OFF China Postage ON China Postage OFF CODE 128 ON CODE 128 OFF MSI PLESSEY ON MSI PLESSEY OFF CODABAR NW7 ON CODABAR NW7 OFF Code 2 of 6 ON Code 2 of 6 OFF Interleave 25 ON Interleave 25 OFF LCD...

Page 26: ...k of unitech Electronics Co Ltd Telepen ON Telepen OFF GS1 DataBar Omnidirectional ON GS1 DataBar Omnidirectional OFF Reserved5 ON Reserved5 OFF GS1 DataBar Limited ON GS1 DataBar Limited OFF Reserved6 ON Reserved6 OFF GS1 DataBar Expanded ON GS1 DataBar Expanded OFF Select All Bar Codes ...

Page 27: ...Reading Type B Supplemental Set Up UPCA EAN13 ON UPCA EAN13 OFF Not Transmit ISBN 10 Enable ISBN 13 Enable Transmit 2 Code ISSN Enable ISSN Disable Transmit 5 Code Decode with Supplement Auto discriminate Supplement Transmit 2 5 Code Expand UPC E Enable Expand UPC E Disable EAN8 EAN13 Enable EAN8 EAN13 Disable GTIN Format Enable GTIN Format Disable ...

Page 28: ...on UPC A Check Digit Transmission ON UPC A Check Digit Transmission OFF UPC E Check Digit Transmission ON UPC E Check Digit Transmission OFF EAN 8 Check DigitTransmission ON EAN 8 Check DigitTransmission OFF EAN 13 Check Digit Transmission ON EAN 13 Check Digit Transmission OFF ISSN Check Digit Transmission ON ISSN Check Digit Transmission OFF ...

Page 29: ... Digit Transmit Enable Enable Standard Calculate Check Digit Not Transmit Full ASCII E Set Up Code Length To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Se...

Page 30: ...smit ON Enable Code128 Group Separators GS Disable Code128 Group Separators GS Do Not Calculate Check Digit D Set Up Code Length To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 ...

Page 31: ...eck Digit Not Transmit D Set Up Code Length To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Set Begin 3 1st Set Complete 1 2nd Set Begin 3 2nd Set Complete ...

Page 32: ...nsmit C Set Up Code Length To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Set Begin 3 1st Set Complete 1 2nd Set Begin 3 2nd Set Complete Minimum Length 1 ...

Page 33: ...th To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1ST Set Begin 3 1ST Set Complete 1 2nd Set Begin 3 2nd Set Complete Minimum Length 1 Begin 3 Complete 2 Numer...

Page 34: ...ch is a registered trademark of unitech Electronics Co Ltd 3 8 CODABAR NW7 Parameters A Set Up Start Stop Characters Upon Transmission B Transmission Type of Start Stop OFF A B C D Start A B C D Stop ON A Start A Stop B Start B Stop C Start C Stop D Start D Stop ...

Page 35: ...Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Set Begin 3 1st Set Complete 1 2nd Set Begin 3 2nd Complete Minimum Length 1 Begin 3 Complete 2 Numeric Bar Codes Appendix A 2 Numeric Bar Codes Appendix A 2 Numeric Bar Codes ...

Page 36: ...ixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Set Begin 3 1ST Set Complete 1 2nd Set Begin 3 2nd Set Complete Minimum Length 1 Begin 3 Complete 2 Numeric Bar Codes Ap...

Page 37: ...Digit Not Transmit B Set Up Code Length To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Set Begin 3 1ST Set Complete 1 2nd Set Begin 3 2nd Set Complete Mini...

Page 38: ...Length To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1ST Set Begin 3 1st Set Complete 1 2nd Set Begin 3 2nd Set Complete Minimum Length 1 Begin 3 Complete 2 N...

Page 39: ...ngth To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Set Begin 3 1st Set Complete 1 2nd Set Begin 3 2nd Set Complete Minimum Length 1 Begin 3 Complete 2 Num...

Page 40: ...h To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Set Begin 3 1st Set Complete 1 2nd Set Begin 3 2nd Set Complete Minimum Length 1 Begin 3 Complete 2 Numeri...

Page 41: ...Transmit C Set Up Code Length To set the fixed length 1 Scan the Begin label of the desired set 2 Go to Numeric Bar Codes in Appendix A scan label s that represents the length to be read 3 Scan the Complete label of the desired set Repeat the steps 1 3 to set additional lengths Variable Fix Length 2 Sets Available 1 1st Set Begin 3 1ST Set Complete 1 2nd Set Begin 3 2nd Set Complete Minimum Length...

Page 42: ...meters Transmit Check Digit Don t Transmit Check Digit Transmit Check Digit Don t Transmit Check Digit Transmit Application ID Don t Transmit Application ID Transmit Application ID Don t Transmit Application ID Don t Transmit Symbology ID Transmit Symbology ID Don t Transmit Symbology ID Transmit Symbology ID C GS1 DataBar Expanded Parameters Don t Transmit Symbology ID Transmit Symbology ID ...

Page 43: ...user may refer to the following table to know what kind of bar code is being scanned Please refer to the table below for matching code ID of codes read in Code Type ID Code Type ID UPC A A UPC E B EAN 8 C EAN 13 D CODE 39 E CODE 128 F Interleave 25 G Industrial 25 H Matrix 25 I Codabar NW7 J CODE 93 K CODE 11 L China Postage M MSI PLESSEY N Code 2 of 6 P LCD 25 Q Telepen T GS1 DataBar Omnidirectio...

Page 44: ...ASCII Tables in Appendix B scan label that represents the desired code ID Note User define code ID will override default value Program will not check the conflict It is possible to have more than two symbologies which have same code ID UPC A UPC E EAN 13 JAN 13 EAN 8 JAN 8 CODE 39 CODE 128 CODABAR NW7 Interleave 25 Industrial 25 Matrix 25 CODE 93 CODE 11 ChinaPostage MSI PLESSEY Code 2 of 6 Telepe...

Page 45: ...itech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd LCD25 GS1 DataBar Omnidirectional ON GS1 DataBar Limited ON GS1 DataBar Expanded ON Reserved5 Reserved6 ...

Page 46: ...ectronics Co Ltd Chapter 4 Command Setting 4 1 Interface Reading Mode Selection 4 1 1 Interface Selection USB Mode RS232 Mode Virtual COM Keyboard Mode 4 1 2 Reading Mode Selection Trigger ON OFF Good Read OFF Continuous Trigger OFF Testing Continuous Auto Power On Flash Flash Auto Power On Presentation ...

Page 47: ... unitech is a registered trademark of unitech Electronics Co Ltd 4 2 Communication Parameters 4 2 1 RS232 Communication Parameters A Set Up BAUD Rate B Set Up Data Bits C Set Up Stop Bits 9600 8 Data Bits 1 Bit 1200 7 Data Bits 2 Bits 2400 4800 19200 38400 ...

Page 48: ...d All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd D Set Up Parity E Handshaking None RTS CTS Disable RTS CTS Enable Even ACK NAK Disable ACK NAK Enable Odd XON XOFF Disable XON XOFF Enable Mark Space ...

Page 49: ...s A Terminal Type IBM PC AT PS 2 IBM 5550 Reserved 1 IBM PC XT IBM 102 Key Reserved 2 IBM PS 2 25 30 IBM 122 Key 1 Reserved 3 NEC 9800 IBM 122 Key 2 Reserved 4 Apple Desktop Bus ADB Reserved 5 B Upper Lower Case C Caps Lock Detection D Send Character by ALT Method E Select Numerical Pad No Change Disable Disable OFF Upper Case Enable Enable ON Lower Case ...

Page 50: ...s reserved unitech is a registered trademark of unitech Electronics Co Ltd 4 2 3 Output Characters Parameters A Select Terminator B Time out Between Characters CR 0ms None 5 ms CR LF 10 ms LF 25 ms Space 50 ms HT TAB 100 ms STX ETX 200 ms 300 ms ...

Page 51: ...s reserved unitech is a registered trademark of unitech Electronics Co Ltd 4 3 Language Selection US English Hungarian UK English Janpanese Italian Belgium Spanish Portuguese French Denmark German Netherlands Swedish Turkey Switzerland Reserved 2 ...

Page 52: ...o Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd 4 4 Reading Level The Polarity can be sent as standard with black bars high or reversed with white bars high Black Bars High White Bars High ...

Page 53: ...he assurance of barcode consistency and to prevent the misread outcome before the data is sent to the host Scan the barcode below to choose how many times you would like to verify the data Note It will cause the scanning process to slow down by choosing more than 1 time to verify the data 1 Time 2 Times 3 Times 4 Times 4 6 Buzzer Beep Tone High Medium Low Off ...

Page 54: ... reading mode The value can be defined from 1 50 and they represent 100ms to 5 seconds in100ms interval Default value is 3 0 3 seconds To setup same code delay reading interval 1 Scan the Begin label 2 Go the Numeric Bar Codes in Appendix A Scan label s that represents the same code delay reading interval They are ranged form 1 50 One step is represented 0 1second So the interval is from 0 1 to 5 ...

Page 55: ...he desired symbology 3 Go to the Numeric Bar Codes in Appendix A scan label s that represents the desired position to be deleted 4 Scan the Complete label of Character Position to be Deleted 5 Go to the Numeric Bar Codes in Appendix A scan label s that represents the number of characters to be deleted 6 Scan the Complete label of Number of Characters to be Deleted Repeat the steps 1 6 to set addit...

Page 56: ...ctronics Co Ltd B Symbologies Selection UPC A Industrial 25 UPC E Matrix 25 EAN 13 JAN 13 ISBN 13 CODE 93 EAN 8 JAN 8 CODE 11 CODE 39 China Postage CODE 128 MSI PLESSEY CODABAR NW7 Code 2 of 6 Interleave 25 Telepen LCD25 GS1 DataBar Omnidirectional GS1 DataBar Limited GS1 DataBar Expanded None All Codes ...

Page 57: ...ll rights reserved unitech is a registered trademark of unitech Electronics Co Ltd C Character Position to be Deleted 2 Complete D Number of Characters to be Deleted 2 Complete 1 Numeric Bar Codes Appendix A 1 Numeric Bar Codes Appendix A ...

Page 58: ...n label s that represents the desired position to be inserted 4 Scan the Complete label of Character Position to be Inserted 5 Go to the ASCII Tables in Appendix B or Function Key Tables in Appendix C scan label s that represents the desired characters to be inserted Scan the Complete label of Number of Characters to be Deleted 6 Scan the Complete label of Characters to be inserted Repeat the step...

Page 59: ...ctronics Co Ltd B Symbologies Selection UPC A Industrial 25 UPC E Matrix 25 EAN 13 JAN 13 ISBN 13 CODE 93 EAN 8 JAN 8 CODE 11 CODE 39 China Postage CODE 128 MSI PLESSEY CODABAR NW7 Code 2 of 6 Interleave 25 Telepen LCD25 GS1 DataBar Omnidirectional GS1 DataBar Limited GS1 DataBar Expanded None All Codes ...

Page 60: ...o Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd C Character Position to be Inserted 2 Complete D Characters to be Inserted 2 Complete 1 ASCII Table Appendix B 1 Numeric Bar Codes Appendix A ...

Page 61: ...47 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd Appendix A Numeric Bar Codes ...

Page 62: ...48 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd Appendix B ASCII Table ...

Page 63: ...49 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd ...

Page 64: ...50 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd ...

Page 65: ...51 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd ...

Page 66: ...52 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd Appendix C Function Key Table ...

Page 67: ...53 2015 unitech Electronics Co Ltd All rights reserved unitech is a registered trademark of unitech Electronics Co Ltd Appendix D Numeric Bar Codes2 ...

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