Fingerprint reader (UART) SN-FPR-UART

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Re: Fingerprint reader (UART) SN-FPR-UART

Postby thinkpositivex » Sat Dec 29, 2012 10:22 pm

i have run a hyperterminal with baudrate 19200bps,data bit= 8,parity none,stop bit =1,flowcontrol=none ..on properties i have setting a ACSII SENDING with tick send line and echo line feed and on ASCII RECEIVING tick on append line and wrap line...proceed with transfer-send text file an selct capture file.txt from hyperterminal file.after complete the windows show as per figure below..
i also attach a connection for fingerprint...hope u will explain about this n how to solve my problem as previous post..thank you for your time... ;) ;) ...
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Optimized-window hyperterminl.JPG
window hyperterminal
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby thinkpositivex » Sat Dec 29, 2012 11:12 pm

dear all...

here is some result frm my testing on fingerprint...

1) window hang when used the existing command at vb8.. [serialport.bytestoread is <length]
2) bt if i alter at [serialport.bytestoread is > length] i able to click on button MARK on GUI but something wrong window appear on GUI as per figure below..

need some idea and comment from you guys :idea: .... :?: :?:..
appreciate your help....thank you :) :)
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Optimized-coding2.jpg
alter coding
Optimized-mark.JPG
something error
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby shahrul » Sat Dec 29, 2012 11:35 pm

thinkpositivex wrote:dear all...

here is some result frm my testing on fingerprint...

1) window hang when used the existing command at vb8.. [serialport.bytestoread is <length]
2) bt if i alter at [serialport.bytestoread is > length] i able to click on button MARK on GUI but something wrong window appear on GUI as per figure below..

need some idea and comment from you guys :idea: .... :?: :?:..
appreciate your help....thank you :) :)

What command you send?
As I check manual, all reply from fingerprint is in 8 bytes, excepts in acquire images.
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby thinkpositivex » Sun Dec 30, 2012 9:18 am

salam mr.shahrul...

fyi,i used command as per provided on useful document at cytron website..bt after select com and the baud rate =19200 the GUI is hang....thank you for your cooperation... ;) ;)
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby gadgetng » Sun Dec 30, 2012 4:51 pm

double check on the wire connection. Sometimes is the UART wiring causing the problem. :roll:
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby thinkpositivex » Sun Dec 30, 2012 5:33 pm

thank you...i already perform the continuity test from j10 microcontroller to UART,no short cicuit happen between each point...
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby thinkpositivex » Sun Dec 30, 2012 5:47 pm

dear all....

anyone know what means the "" ...?as per rules below...how this fingerrint read the data of user finger???? :?:
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Optimized-untitled.jpg
wht means of ""
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby shahrul » Sun Dec 30, 2012 5:50 pm

"" means empty or nothing or the string contains nothing character.
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby thinkpositivex » Sun Dec 30, 2012 6:19 pm

so how the fingerprint read data...
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Re: Fingerprint reader (UART) SN-FPR-UART

Postby shahrul » Sun Dec 30, 2012 6:21 pm

thinkpositivex wrote:so how the fingerprint read data...

Read SerialPort as stated in the fingerprint manual.
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