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Honeywell IS4920 Integration Manual Download Page 46

 

 

40 

Decode Board (USB) Output to Host Connector  

 

Figure 34. Decode Board (USB) Output Connector 

Pin 

Signal Name 

Function 

1 N/C 

No 

Connection 

2 

Vin 

Power: Supply voltage input (3V to 5.5V) 

3 

GND 

Ground: Power and signal ground. 

4 

D- 

Input: USB D- Signal 

5 

<reserved> 

Pin Function Reserved. 

6 

D+ 

Input: USB D+ Signal 

7 

<reserved> 

Pin Function Reserved. 

8 

PWRDWN 

Output: active high = IS4920 is in power down mode. 

9 

nBEEPER 

Output: active low signal capable of sinking current. 

10 

nGoodRead 

Output: active low signal for sinking current (Good Read). 

11 

nWAKE 

Input: Wakes engine from power-down or sleep mode. 

12 

nTrig 

Input: Signal used as trigger input to activate the IS4920 

 

 

Summary of Contents for IS4920

Page 1: ...IS4920 IS4921 Area Imaging Decode Engine Integration Guide ...

Page 2: ...opyright All rights reserved No part of this document may be photocopied reproduced or translated into another language without the prior written consent of HII 2009 Honeywell International Inc All rights reserved Web Address www honeywell com aidc Trademarks Metrologic MetroSelect MetroSet2 Omniplanar and FirstFlash are trademarks or registered trademarks of Metrologic Instruments Inc or Honeywel...

Page 3: ...IS4911 00 Non Decode Engine Dimensions 6 IS4910 01 IS4911 01 Non Decode Engine Dimensions 7 IS4910 02 IS4911 02 Non Decode Engine Dimensions 8 Decode Printed Circuit Board Dimensions TTL Level RS232 10 USB 10 IS4920 2 IS4921 2 Bracketed Decode Engine Dimensions 11 Enclosure Specifications Electrostatic Discharge ESD Cautions 12 Airborne Contaminants and Foreign Materials 12 Output Window Propertie...

Page 4: ... 30 Exposure Time for Image Acquisition 31 Design Specifications Operational 32 Mechanical 33 Environmental 33 Electrical 34 Detailed Electrical Specifications 34 Current Waveforms 36 Imaging Engine and Decode PCB Terminations Imaging Engine Interface Connector 38 Decode Board USB TTL Interface Connector 39 Decode Board USB Output to Host Connector 40 Decode Board TTL Output to Host Connector 41 F...

Page 5: ...iv Regulatory Compliance Safety 46 Europe 46 United States 47 Canada 47 EMI 48 Limited Warranty 49 Patents 50 Index 51 Contact Information 53 Product Service and Repair 54 ...

Page 6: ......

Page 7: ...powered by a fast processor and SwiftDecoder software to decode a wide array of 1D and 2D bar codes plus OCR fonts The decode board supports TTL level RS232 or USB 1 1 communication The decode board is compatible with MetroSet2 a PC based software for easy configuration IS4920 is designed with the industrial standard size mounting options and output to facilitate integration into existing applicat...

Page 8: ...2 Models and Accessories Figure 1 Part Number Designations ...

Page 9: ...page 10 TTL Level RS232 See page 10 4 Flex Cable P N 77 77104 Figure 2 IS4920 0 IS4921 0 IS4920 1 IS4921 1 Bracket Included Item No Description Item Location 1 IS4920 1 IS4921 1 Assembled Decode Engine 2 IS4910 IS4911 Non Decode Engine See pages 2 4 and 6 for model specifications 3 Bracket 4 Decode Board USB See page 10 TTL Level RS232 See page 10 5 Flex Cable P N 77 77104 Figure 3 IS4920 1 IS4921...

Page 10: ...unting Points see pages 7 8 6 Mounting Points Provided for Self Tapping Screw see pages 6 8 7 Keying Location see pages 6 8 8 Printed Circuit Boards 9 22 Pin 0 50 mm 020 Pitch SlimStack Plug Molex P N 55560 0227 Figure 4 IS4910 00 IS4911 00 Figure 5 IS4910 01 IS4910 02 IS4911 01 IS4911 02 Molex and SlimStack are trademarks or registered trademarks of Molex Inc ...

Page 11: ...age 41 for connector pinout information USB See page 10 for printed circuit board dimensions and connector information See page 39 and page 40 for connector pinout information Labels The serial number model number label is located on the side of the engine Figure 6 Serial Number Label Sample Figure 7 Decode Board USB Version Shown Serial Number Label Sample ...

Page 12: ...r engine alignment Warning The limited warranty on page 49 is void if the following guidelines are not adhered to when mounting the engine When securing the engine with screws Use M2 2 x 4 5 Philips pan head type AB steel zinc clear Trivalent self tapping screws Do not exceed 1 75 0 5 in lb 2 02 6 cm kg of torque during screw installation Use a minimum mount thickness of 0 3 mm Use safe ESD practi...

Page 13: ...ion point is provided on the bottom of the engine to assist with alignment Warning The limited warranty on page 49 is void if the following recommendations are not adhered to when mounting the engine When securing the engine with self tapping screws Use M2 2 x 4 5 Philips Pan Head Type AB Steel Zinc Clear Trivalent self tapping screws Do not exceed 1 75 0 5 in lb 2 02 6 cm kg of torque during scre...

Page 14: ...ed to when mounting the engine When securing the engine with self tapping screws Use M2 2 x 4 5 Philips pan head type AB steel zinc clear trivalent self tapping screws Do not exceed 1 75 0 5 in lb 2 02 6 cm kg of torque during screw installation Use a minimum mount thickness of 0 3 mm Use safe ESD practices when handling and mounting the engine When securing the engine by utilizing the M2 threaded...

Page 15: ...9 Figure 10 IS4910 02 IS4911 02 Dimensions ...

Page 16: ...de board and the USB decode board have two Ø 0 098 2 489 mm clearance holes for M2 2 mounting hardware Always use safe ESD practices when handling and mounting the decode board TTL Level RS232 Figure 11 TTL Level RS232 Decode Board USB Figure 12 USB Decode Board Dimensions ...

Page 17: ...is provided on the bottom of the engine to assist with alignment Warning The limited warranty on page 49 is void if the following recommendations are not adhered to when mounting the engine When securing the engine by utilizing the M2 threaded inserts Use M2 x 0 4 Philips Pan Head Type AB Steel Zinc Clear or equivalent screws Do not exceed 2 5 in lb 2 88 cm kg of torque when securing the engine mo...

Page 18: ...ousing that is designed for ESD protection and stray electric fields ESD has the ability to modify the electrical characteristics of a semiconductor device possibly degrading or even destroying the device ESD also has the potential to upset the normal operation of an electronic system causing equipment malfunction or failure Airborne Contaminants and Foreign Materials The imaging engine has very s...

Page 19: ...he illumination and targeting areas shown on page 14 The window must be parallel to the engine face The distance from the engine face to the inside surface of the window of the enclosure should be minimized and should not exceed 0 5 mm 0 02 due to possible specular reflections from internal area illumination Output Window Coatings Anti Reflection An anti reflective coating can be applied to the in...

Page 20: ...ide unobstructed clearance for the illumination and targeting areas shown below in figures 14 and 15 to avoid optical interference that decreases the engine s performance IS4910 Figure 14 IS4910 Optical Clearance Specifications IS4911 Figure 15 IS4911 Optical Clearance Specifications ...

Page 21: ...e of the cable should match or be as close as possible to the impedance of the USB driver approximately 45 ohms per trace The routing of the host flex cable also plays a critical role in the system design The cable should be routed away from high frequency devices since these frequencies can couple onto the flex cable and cause potential data corruption or unwanted electromagnetic inference EMI Po...

Page 22: ...de board that contains a powerful microprocessor and the firmware to control all aspects of the engine s operations and enabling communication with the host system over the standard set of communication interfaces The model IS492x xx103 provides communication with the host system over TTL level RS232 communication interface The model IS492x xx38 provides communication with the host system over USB...

Page 23: ...rity configurable via software Bidirectional USB D signal 7 n RTS reserved Output TTL level RS232 Request to Send Polarity configurable via software 8 PWRDWN PWRDWN Output Open drain 100K pull up to Vin active high indicates that the IS4920 is in Power Down Mode 9 nBEEPER nBEEPER Output Open drain 100K pull up to Vin active low signal capable of sinking current PWM controlled signal can be used to...

Page 24: ...board with 100K resistors to VIN The default state of these pins is Hi Z pulled up via 100K and these signals are capable of sinking up to 24mA each when driven to the low state For beeper applications care must be taken to ensure that inductive spikes do not cause the voltage on the lines to exceed the maximum voltage of 5 5V Warning The nGoodRead and nBeeper signals are not current limited The e...

Page 25: ...from the decode engine can experience analog behavior when VIN is initially applied or removed due to the supply voltage ramping up or down Care must be taken to ensure that this behavior does not adversely affect the host System Special attention must be given to the PWRDWN Pin When power is initially applied the output state of this line will be indeterminate for about 10mS until the USB control...

Page 26: ... Operating Mode The engine is turned to Operating Mode from Idle Sleep or Presentation Wakeup Modes upon the reception of the nTrig signal The engine can be turned to Operating Mode from Idle Mode or Sleep Mode in USB version upon the reception of a special single byte serial command from the host The byte value is configurable The engine is turned to Operating Mode from the Presentation Wakeup Mo...

Page 27: ...s turned off PWRDWN Pin State Asserted HIGH Transition to Power Down Mode The engine is turned to Power Down Mode from Sleep Mode upon the expiration of the power down timeout which is set to 10 minutes by default The power down timeout is restarted every time the engine enters the Sleep Mode The engine can be turned to Power Down Mode immediately upon the reception of a special single byte serial...

Page 28: ...iguration session will be lost There is a 20 second window between commands If a 60 second timeout occurs the engine will send a nak To enter serial configuration mode send the following command stx 999999 etx The engine will not scan bar codes while in serial configuration mode Note Serial configuration mode uses the current Baud Rate Parity Stop Bits and Data Bits settings that are configured in...

Page 29: ...9999 etx 02h 39h 39h 39h 39h 39h 39h 03h ack or 06h Load Defaults stx 999998 etx 02h 39h 39h 39h 39h 39h 38h 03h ack or 06h Disable Code 128 stx 100113 etx 02h 31h 30h 30h 31h 31h 33h 03h ack or 06h Configure Prefix 1 stx 903500 etx 02h 39h 30h 33h 35h 30h 30h 03h ack or 06h Code Byte 0 stx 0 etx 02h 30h 03h ack or 06h Code Byte 7 stx 7 etx 02h 37h 03h ack or 06h Code Byte 1 stx 1 etx 02h 31h 03h ...

Page 30: ... process of enumeration Once enumeration is complete the USB controller turns power on to the imaging engine and decoding platform As a result powering up the engine is completely controlled by the on board USB controller per the USB specifications In this version only Idle and Sleep Modes are supported For additional power savings the unit must be placed in Suspend Mode per the USB specification ...

Page 31: ... and the unit will enter the Boot Mode The nTrig or nWake signal will need to be held low continuously for approximately two seconds at which time the decode engine will take control of the internal power circuitry At this point the nTrig and nWake signals can be used with out interrupting the power Figures 21 23 show the state several host signals when power is first applied and when the unit ent...

Page 32: ...weak pull up PWRDWN will be high and the USB data lines will be in the Suspend Mode Power Down Suspend Power Removed At any time VIN can be completely removed from the decode engine however care must be taken to avoid removing power during the boot up flash upgrades or configuration updates Removing power during these times can result in the corruption of the flash memory Figure 18 shows several h...

Page 33: ...en the decode engine receives a trigger signal while in the Sleep Mode an additional delay is needed for the processor exit Sleep Mode and reconfigures the sensor Figure 25 and Figure 26 show the amount of time required for decoding when a nTrig signal is asserted in both the Idle Mode and Sleep Mode Notes The total image acquisition decode time can be approximated by measuring the time from the n...

Page 34: ...ig_min Minimum Duration of Trigger Signal 20 msec Trig_wake_min_pu Minimum Activation Time for Trigger or Wake Signal to Power Up TTL Unit 2 seconds Notes 1 Timing is the same for Both TTL or USB version 2 Processor is in Idle Mode when nTrig signal is received 3 Processor is in Sleep Mode when nTrig signal is received 4 Typical time specified may vary depending on the enumeration time of the USB ...

Page 35: ...m 13 mil 25 mm 1 0 310 mm 12 2 285 mm 11 2 127 mm 5 mil 45 mm 1 8 160 mm 6 3 115 mm 4 5 PDF 254 mm 10 mil 25 mm 1 0 270 mm 10 6 245 mm 9 6 254 mm 10 mil 50 mm 2 0 95 mm 3 7 45 mm 1 8 381 mm 15 mil 35 mm 1 4 160 mm 6 3 125 mm 4 9 Data Matrix 508 mm 20 mil 40 mm 1 6 260 mm 10 2 220 mm 8 7 Depth of field information is for reference only Actual values may vary depending on testing conditions Figure 2...

Page 36: ...m 5 mil 50 mm 2 0 120 mm 4 7 70 mm 2 75 1D 330 mm 13 mil 50 mm 2 0 170 mm 6 7 120 mm 4 7 PDF 127 mm 5 mil 45 mm 1 8 130 mm 5 0 85 mm 3 2 Data Matrix and QR 127 mm 5 mil 75 mm 3 0 115 mm 4 5 40 mm 1 5 Depth of field information is for reference only Actual values may vary depending testing conditions Figure 28 IS4911 Field of View Divergence Angle model IS4911 01 shown ...

Page 37: ... bar codes for certain applications Use the following bar codes to set the desired maximum exposure time Set Exposure Time to 1 ms 3 2 7 6 1 0 Set Exposure Time to 2 ms 3 2 7 6 1 2 Set Exposure Time to 3 ms 3 2 7 6 3 0 Set Exposure Time to 4 ms 3 2 7 6 4 0 Set Exposure Time to 5 ms 3 2 7 6 5 0 Set Exposure Time to 6 ms 3 2 7 6 6 0 Set Exposure Time to 7 ms 3 2 7 6 7 0 Set Exposure Time to 8 ms 3 2...

Page 38: ...ew IS4921 28 5 Vertical 118 4 mm x 86 2 mm 4 7 x 3 4 at 127 mm 5 0 from the Face of the Engine IS4920 236 8 mm x 172 4 mm 9 3 x 6 8 at 254 mm 10 0 from Face of the Engine 37 mm x 28 mm 1 45 x 1 08 at 80 mm 3 15 from the Face of the Engine Scan Area IS4921 78 mm x 58 mm 3 09 x 2 3 at 170 mm 6 69 from the Face of the Engine Rotation Sensitivity 360 Around the Optical Axis 10 mm 4 0 mil 1D PDF IS4920...

Page 39: ...ed specifications Keying Location See pages 6 11 for detailed specifications FFC FPC is a trademark of Molex Inc all rights reserved Environmental Operating Temperature 0 C to 40 C 32 F to 104 F Storage Temperature 20 C to 70 C 4 F to 158 F See page 15 for additional information on thermal considerations Humidity 5 to 95 relative humidity non condensing Light Levels 0 110 000 Lux Shock 5 ft 1 5 m ...

Page 40: ...If inputs are externally pulled low the current through the pull up registers must be added to these numbers See pages 46 48 for regulatory compliance information Detailed Electrical Specifications Absolute Maximum Ratings Signal Signal Description MIN MAX Vinput Voltage Applied to Any input pin except D and D 0 3V 5 5V Voutput Voltage Applied to Any output pin 0 3V VIN 3V For USB version Voltages...

Page 41: ...ead and nBeeper are open drain outputs w 100K pull ups to VIN Actual VOH will be determined by the parallel resistance of the 100K pull up and any external impedance Current Draw 25 C USB TTL Signal Signal Description VIN 3 3V VIN 5V VIN 3 3V VIN 5V Continuous Scan mode Average current draw during continuous scan mode 235 mA 175 mA 200 mA 140 mA Idle Average current draw while in idle mode 160 mA ...

Page 42: ...esistors Thus these waveforms only account for the current drawn by the IS4920 circuitry and does not show additional current required for driving the LED or Beeper The IS4920 series engines do not have current limiting fuses Care must be taken on the host side to prevent against over current conditions that could potential damage the host system Figure 29 Single Image Decode Current Waveform from...

Page 43: ...37 Figure 31 Power Up Boot Up Current Waveform ...

Page 44: ...ices Function as Auxiliary Devices 6 VLED Voltage Supply for Targeting and Area LEDs 3V 5 5V 7 D0 Pixel Data0 LSB Output 8 Vimager Camera Voltage 3 1V 3 5V 9 D1 Pixel Data1 Output 10 D2 Pixel Data2 Output 11 D3 Pixel Data3 Output 12 PCLK Pixel Clock Output 13 D7 Pixel Data7 Output 14 D6 Pixel Data6 Output 15 D5 Pixel Data5 Output 16 D4 Pixel Data4 Output 17 VSYNC Vertical Sync Output 18 HSYNC Hori...

Page 45: ...9 D7 Pixel Data7 Output 10 PCLK Pixel Clock Output 11 NC No Connection 12 D3 Pixel Data3 Output 13 D2 Pixel Data2 Output 14 D1 Pixel Data1 Output 15 Vimager Camera Voltage 3 1V 3 5V 16 D0 Pixel Data0 LSB Output 17 VLED Voltage supply for Targeting and Area LEDs 3V 5 5V 18 SCL I2C clock Bi Directional Devices Function as Auxiliary Devices 19 SDA I2C Data Bi Directional Devices Function as Auxiliary...

Page 46: ... Input USB D Signal 5 reserved Pin Function Reserved 6 D Input USB D Signal 7 reserved Pin Function Reserved 8 PWRDWN Output active high IS4920 is in power down mode 9 nBEEPER Output active low signal capable of sinking current 10 nGoodRead Output active low signal for sinking current Good Read 11 nWAKE Input Wakes engine from power down or sleep mode 12 nTrig Input Signal used as trigger input to...

Page 47: ... Level RS232 Receive data input 5 n TxD Output TTL Level RS232 transmit data 6 n CTS Input TTL level Clear to Send 7 n RTS Output TTL level RS232 Request to Send 8 PWRDWN Output active high IS4920 is in power down mode 9 nBEEPER Output active low signal capable of sinking current 10 nGoodRead Output active low signal for sinking current Good Read 11 nWAKE Input Signal used to bring engine out of p...

Page 48: ...5 SCL I2C clock Bi Directional Devices Function as Auxiliary Devices 6 VLED Voltage Supply for Targeting and Area LEDs 3V 5 5V 7 D0 Pixel Data0 LSB Output 8 Vimager Camera Voltage 3 1V 3 5V 9 D1 Pixel Data1 Output 10 D2 Pixel Data2 Output 11 D3 Pixel Data3 Output 12 PCLK Pixel Clock Output 13 D7 Pixel Data7 Output 14 D6 Pixel Data6 Output 15 D5 Pixel Data5 Output 16 D4 Pixel Data4 Output 17 VSYNC ...

Page 49: ...ut 9 D7 Pixel Data7 Output 10 PCLK Pixel Clock Output 11 NC No Connection 12 D3 Pixel Data3 Output 13 D2 Pixel Data2 Output 14 D1 Pixel Data1 Output 15 Vimager Camera Voltage 3 1V 3 5V 16 D0 Pixel Data0 LSB Output 17 VLED Voltage supply for Targeting and Area LEDs 3V 5 5V 18 SCL I2C clock Bi Directional Devices Function as Auxiliary Devices 19 SDA I2C Data Bi Directional Devices Function as Auxili...

Page 50: ...44 Dimensions Figure 38 Flex Cable Dimensions P N 77 77104 See installation warning on page 45 ...

Page 51: ... Decode Board Note 2 Proper installation of the flex cable is essential for engine performance When installing the flex cable verify that the flex cable receptacle is fully seated in the engine plug To achieve a full connection ensure that the alignment of the mating parts is not angled during installation Flex cable P N 77 77104 is designed with universal ends Note 3 Once installed it is recommen...

Page 52: ... of the CE Mark requires compliance with directives and standards dependent upon the type of product Information may be found at http europa eu int comm enterprise newapproach LED Safety IEC 60825 1 1993 A1 A2 EN 60825 1 1994 A1 A2 Safety of LED products Compliance with either of the standards listed above is required for the product to bear the CE mark Note Non EEA countries may impose additional...

Page 53: ...ing engine is designed to meet EN55022 Radiated Class B emission limits The engine was installed in a representative system and tested for compliance Canada EMC Products meeting FCC 47 CFR Part 15 will meet Industry Canada interference causing equipment standard for digital apparatus ICES 003 Additional testing is not required A written notice indicating compliance must accompany the apparatus to ...

Page 54: ... with an input voltage VIN 3 3V and the camera interface operating at its maximum frequency of 48MHz Figure 41 IS4920 EMI Test System Components used in IS4920 EMI test system Part Number Part Description Function IS4920 USB Imaging decode engine 77 77104A Imager to Decode Flex cable assembly shielded 77 77095A IS4920 test adapter board 52 52828 USB cable A to B 19 00329 12 pin Host Flex cable Giv...

Page 55: ...EPT AS MAY BE OTHERWISE PROVIDED BY APPLICABLE LAW THE FOREGOING WARRANTY IS IN LIEU OF ALL OTHER COVENANTS OR WARRANTIES EITHER EXPRESSED OR IMPLIED ORAL OR WRITTEN INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR NON INFRINGEMENT HII S RESPONSIBILITY AND PURCHASER S EXCLUSIVE REMEDY UNDER THIS WARRANTY IS LIMITED TO THE REPAIR OR REPLA...

Page 56: ...81 661 7 284 705 7 293 714 7 299 986 7 320 431 No license right or sublicense is granted either expressly or by implication estoppel or otherwise under any Metrologic Honeywell or third party intellectual property rights whether or not such third party rights are licensed to Metrologic and or Honeywell including any third party patent listed above except for an implied license only for the normal ...

Page 57: ...ngs 34 Electrical Specification 34 46 Electrostatic Discharge 12 34 49 EMC 46 47 Enclosure 12 14 44 45 49 F Field of View 13 29 30 32 FirstFlash 1 4 16 27 Flex Cable See Cable G Ground 12 37 41 H Humidity 12 33 49 I Illumination 4 13 14 34 37 41 Imager 4 Imaging Engine 1 4 Imaging Sensor 16 Input 34 37 41 K Keying 4 33 Keying Location 6 11 L Label 5 Light Levels 34 Light Source 32 Limited Warranty...

Page 58: ...n 22 Serial Label 5 Service 49 53 54 Shock 33 44 45 Signals 15 28 34 37 41 Snapshot Mode 16 34 SwiftDecoder 1 T Targeting 4 37 41 Temperature 33 Thermal Temperature 15 Threaded Inserts 8 Timing 24 Torque 6 11 Trigger 37 41 V Video Mode 16 34 Voltage 34 37 41 46 47 W Warranty 49 Watt s 46 Weight 33 Window coatings 13 materials 13 specifications 13 transmission 13 ...

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Page 60: ...pean Repair Center Tel 800 436 3876 Customer Service Tel 86 512 67622550 Tel 34 913 751 249 866 460 8033 Customer Support Fax 86 512 67622560 Fax 34 913 270 437 888 633 3762 Technical Support Email info cn metrologic com Fax 856 228 6673 Sales Email info metrologic com ...

Page 61: ...Honeywell Scanning and Mobility 90 Coles Road Blackwood NJ 08012 4683 00 05325 Rev F March 2009 ...

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