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NLS-EM20-M37

OEM Scan Engine

Integration Guide

Содержание NLS-EM20-M37

Страница 1: ...NLS EM20 M37 OEM Scan Engine Integration Guide...

Страница 2: ...tion or design at any time without notice The information contained herein is subject to change without prior notice The products depicted in this manual may include software copyrighted by Fujian New...

Страница 3: ...Revision History Version Description Date V1 0 0 Initial release September 20 2018...

Страница 4: ......

Страница 5: ...General Requirements 5 ESD 5 Dust and Dirt 5 Ambient Environment 5 Thermal Considerations 6 External Optical Elements 6 Installation Orientation 6 Mounting 7 Front View Unit mm 7 Side View Unit mm 7 R...

Страница 6: ...Interfaces 14 Interface Pinouts 14 12 pin FPC Connector 15 5 pin Box Connector 16 Connector Cable Specifications Unit mm 16 12 pin FPC Connector 16 5 pin Box Connector 17 12 pin FFC Cable 18 5 pin USB...

Страница 7: ...ch Co Ltd recommends an opto mechanical engineer should conduct an opto mechanical analysis before integration Chapter Description Chapter 1 Getting Started Gives a general description of the EM20 M37...

Страница 8: ...ments 12 pin FPC connector specification CviLux Corporation Model CF20121V0R0 LF https cvilux en taiwantrade com 5 pin box connector specification Xiamen Lianye Electronics Co Ltd Model PH 5AW http ww...

Страница 9: ...ies with IEC 62471 2006 for LED safety The EM20 M37 includes a CMOS image sensor and its lens a 4 LED based illumination system Figure 1 1 System Block Diagram Illumination CPU 12 pin FPC Connector CM...

Страница 10: ...4 Illumination The EM20 M37 has 4 white LEDs for supplementary lighting making it possible to scan barcodes even in complete darkness The illumination can be turned On or Off...

Страница 11: ...tection is not provided on the engine s I O interface It is advised to take corresponding protection measures when integrating the engine The engine is shipped in ESD safe packaging Always exercise ca...

Страница 12: ...Reserve sufficient space for good air circulation in the design Avoid wrapping the EM20 M37 with thermal insulation materials such as rubber External Optical Elements Do not subject external optical c...

Страница 13: ...ations below show the mechanical mounting dimensions for the EM20 M37 The structural design should leave some space between components Front View Unit mm Figure 2 2 Side View Unit mm Figure 2 3 Rear V...

Страница 14: ...as close to the front of the engine parallel as possible The maximum distance is measured from the front of the engine housing to the furthest surface of the window In order to reach better reading p...

Страница 15: ...brasion resistance But unannealed glass is brittle Increased flexibility strength with minimal optical distortion requires chemical tempering Glass is hard to be cut into odd shapes and cannot be ultr...

Страница 16: ...e AR coating specifications below should be met when using an AR coated window Single side AR coating 92 minimum transmittance within spectrum range from 420 nm to 730 nm Double side AR coating 97 min...

Страница 17: ...the Newland website or contact your dealer Figure 2 9 Ambient Light The EM20 M37 shows better performance with ambient light However high frequency pulsed light can result in performance degradation...

Страница 18: ...ad to unstable performance of the engine Do not resupply the power immediately after cutting it off Ripple Noise To ensure the image quality a power supply with low ripple noise is needed Acceptable r...

Страница 19: ...art the engine including bootloader execution kernel boot and decoding chip initialization The engine is ready to receive commands via its serial USB port after the power up sequence completes 2 C is...

Страница 20: ...x connector 12 pin FPC connector can be used as TTL 232 interface or USB interface 5 pin box connector can only be used as standard USB interface The figure below illustrates the positions of 12 pin F...

Страница 21: ...section in this chapter If the PWRDWN pin is not used leave it unconnected 2 This output signal can be used by an external beeper circuit to generate audible feedback to the user to indicate power on...

Страница 22: ...and released pulse width 50ms scanning is activated until a barcode is decoded or the decode session timeout expires For the external trigger circuit please see the Trigger Circuit section in this ch...

Страница 23: ...17 Figure 4 2 5 pin Box Connector The 5 pin box connector on the EM20 M37 is supplied by Xiamen Lianye Electronics Co Ltd Model No PH 5AW Figure 4 3...

Страница 24: ...18 12 pin FFC Cable A 12 pin cable can be used to connect the engine s 12 pin FPC connector to a host device Figure 4 4...

Страница 25: ...19 5 pin USB Female A 5 pin USB female can be used to connect the engine s 5 pin box connector male to a host device Figure 4 5...

Страница 26: ...cation The nGoodRead signal is from PIN 10 of the 12 pin FPC connector Figure 4 6 Beeper Circuit The circuit below is used to drive an external beeper The left part shows internal beeper driver circui...

Страница 27: ...al circuit matches the internal circuit Figure 4 8 Power On LED Circuit The circuit below is used to drive an external LED for indicating that the engine is powered on The left part shows internal Pow...

Страница 28: ...er beeper driver circuit LED LED driver circuit and trigger reset buttons TTL 232 to RS 232 converter TTL 232 to USB converter RS 232 USB interfaces etc The EM20 M37 can be connected to the EVK via a...

Страница 29: ...remont Blvd Fremont CA 94538 USA Tel 510 490 3888 Fax 510 490 3887 Email info newlandna com Web www newlandamerica com Newland Latin America Tel 1 239 598 0068 Fax 1 239 280 1238 Email info newlandla...