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Denso QS20P-A, Руководство пользователя

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Denso QS20P-A Скачать руководство пользователя страница 32

20

Chapter 8.  Communications

The QS20P-A communicates with the connected PC or external equipment in
accordance with the RS-232C.  You may set various communications conditions
by scanning QR-coded parameters printed in Chapter 7.

■

  Communications flow

You may select either the non-acknowledge mode or the ACK/NAK mode.

Non-acknowledge mode

Start

Beeps when the QS20P-A
has read a code.

Initializes the timer.

CTS High?

No

Yes

Transfers a single
character.

2 seconds elapsed?

Transfers the
last character?

Beeps if an error occurs.
(No transmission possible)

End

End

No

Yes

No

Yes

*

*

* You may enable or disable the

beeper and the CTS control by
using the QR-coded parameter
menu given in Chapter 7.

Содержание QS20P-A

Страница 1: ...2D Code Scanner AC Adapter Driven QS20P A User s Manual...

Страница 2: ...SO WAVE cannot be responsible for any patent or other intellectual property right infringement s or violation s which arise from i the use of DENSO WAVE s product s in connection or in combination wit...

Страница 3: ...ce Please READ through these operating instructions carefully It will enable you to operate your QS20P A correctly After you have finished reading the instructions keep this manual handy for speedy re...

Страница 4: ...s Please READ through this manual carefully It will enable you to use the QS20P Acorrectly Always keep this manual nearby for speedy reference Strict observance of these warning and caution indication...

Страница 5: ...o so could cause fire or electrical shock If you drop the QS20P A so that it fails to operate or its housing gets damaged immediately turn off the power unplug the AC adapter from the wall socket and...

Страница 6: ...ION Do not put the QS20P A on an unstable or inclined plane It may drop creating injuries Never put the QS20P A in places where there are excessively high temperatures such as inside closed up automob...

Страница 7: ...gn materials such as metals or anything inflammable through the openings vents or scanning window into the QS20P A Doing so could result in a fire or electrical shock Do not scratch or modify the QS20...

Страница 8: ...ed QS20P A or fire When taking care of the QS20P A unplug the AC adapter from the wall socket for safety Failure to do so could result in an electrical shock If the interface cable is damaged e g expo...

Страница 9: ...s accessories with the cloth and then go over it again with a dry cloth Dust or dirt accumulating on the clear plate of the scanning window will affect reading performance If you use the QS20P A in du...

Страница 10: ...a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in ac cordance with the instruction manual may cause harmful interference to...

Страница 11: ...Chapter 1 Components in Package 1 Chapter 2 Names and Functions 2 Chapter 3 Preparation 3 3 1 Connecting the QS20P A to the PC 3 3 2 Modifying the Defaults 3 Chapter 4 Scanning Codes 4 Chapter 5 Feat...

Страница 12: ...x...

Страница 13: ...1 QS20P A Chapter 1 Components in Package User s manual this book 2D Code Scanner AC Adapter Driven QS20P A User s Manual...

Страница 14: ...anning window Bring this window to a QR code to be scanned Indicator LED Illuminates in green when the QS20P A has read the QR code successfully DC power jack Connect the AC adapter to this jack This...

Страница 15: ...ult in a contact failure of connectors Do not apply voltage exceeding 6 VDC to the DC power jack Trigger switch Indicator LED DC power jack Plug in AC adapter QS20P A Scanner cable NOTE NOTE 3 2 Modif...

Страница 16: ...try it again Specular effects occur when the reflection of the light from the target code becomes excessively strong This can easily happen when the reflecting surface is polished or covered with viny...

Страница 17: ...volume of data with the QS20P A it may take time Scanning low quality codes may also take time for completion of reading Disabling reading of unnecessary types of codes may increase the scan ning spee...

Страница 18: ...ntrol The trigger switch is available in four operation modes Auto off mode Mo mentary switching mode Alternate switching mode and Continuous reading mode You may switch between those modes from the Q...

Страница 19: ...e on black back ground by using the QR coded parameter menu given in Chapter 7 Reading split QR codes registered as Structured Append at AIM A QR code except MicroQR can be split into a maximum of 16...

Страница 20: ...ion of the current sequence of split code scanning if you scan any other split code the QS20P A discards the split codes scanned and starts a new sequence of split code scanning Up to 8 kilobytes of d...

Страница 21: ...7 Parameter group Parameters Function Factory defaults Communications Non acknowledge mode procedure ACK NAK mode Communications CTS control Enabled conditions Disabled Transmission rate 4800 bps 9600...

Страница 22: ...ode split QR codes Structured Non edit mode Append Reading Data Matrix Disabled Enabled Other settings Trigger switch control Auto off mode Momentary switching mode Alternate switching mode Continuous...

Страница 23: ...ting code in the menu control given on the next page NOTE If the White code on black background reading is selected in the QS20P A scan the black and white inverted Start setting code 3 Scan a QR code...

Страница 24: ...12 Start setting When the White code on black background is selected End setting Cancel Defaults Menu control Communications procedure Non acknowledge mode default ACK NAK mode...

Страница 25: ...13 Character length 7 bits 8 bits default Communications conditions 4800 bps 9600 bps 19200 bps 38400 bps default 57600 bps 115200 bps Transmission rate CTS control Disabled default Enabled...

Страница 26: ...14 Parity check No default Even parity Odd parity Stop bit length 1 bit default 2 bits Transmission format Header None default STX...

Страница 27: ...15 Transmission of no of digits Disabled default Enabled Transmission of code ID mark Disabled default Enabled Terminator ETX CR default LF CR LF...

Страница 28: ...nabled Reading modes QR code model to be scanned Model 1 and Model 1 Model 2 Model 2 and MicroQR default Model 1 Model 2 MicroQR Reading black and white inverted QR codes Black code White code on whit...

Страница 29: ...codes Structured Append Edit mode Non edit mode default Other settings Trigger switch control Auto off mode Alternate default switching mode Momentary Continuous switching mode reading mode Reading Da...

Страница 30: ...18 Indicator LED Disabled Enabled default Beeper volume Low Medium High defaults Beeper control Disabled Enabled default...

Страница 31: ...19 Powering off timer 1 minute 3 minutes default 5 minutes 10 minutes 30 minute Disabled RS 232C driver when the QS20P A is in standby mode On standby In operation default...

Страница 32: ...ns flow You may select either the non acknowledge mode or the ACK NAK mode Non acknowledge mode Start Beeps when the QS20P A has read a code Initializes the timer CTS High No Yes Transfers a single ch...

Страница 33: ...Beeps if an error occurs No transmission possible Initializes the timer End Any response received ACK or NAK One second elapsed NAK for trans mission again ACK normal end Beeps if an error occurs No...

Страница 34: ...Parity check Even Odd or None Stop bit 1 or 2 bits Header Code ID mark No of digits Data read Terminator BCC 1 Header You may select either No header or STX 2 Terminator You may select ETX CR LF or CR...

Страница 35: ...double bytes in hex Data Matrix All data read 5 No of digits The number of digits in code data is expressed in 4 bytes You may select whether it will be transferred by using the QR coded parameter me...

Страница 36: ...ents Operating temperature range 0 C to 40 C Operating humidity range 10 to 85 RH without dew condensation Ambience Without dust dirt or corrosive gases Ambient illuminance 3000 lux or less Scanning p...

Страница 37: ...0P A up to the PC RS 232C interface D sub 9 pin female 5 1 9 6 Pin No Signal Functions Signal IN OUT 2 SD TXD Send data Output 3 RD RXD Receive data Input 5 SG Signal ground 7 CS CTS Ready to send Inp...

Страница 38: ...26 Interface circuits Output circuit Input circuit Voltage polarity Logical value Control level 0 space ON 1 mark OFF RS 232C LEVEL RS 232C LEVEL 5K TXD RXD CTS...

Страница 39: ...SO WAVE INCORPORATED The purpose of this manual is to provide accurate information in the handling and operating of the QS20P A Please feel free to send your comments regard ing any errors or omission...

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