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Author Topic: RFID card reader  (Read 3208 times)
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« on: August 03, 2008, 02:18:39 PM »

i bought the rfid kit for our proj.. balak ko sanang i-upgrade, meaning damihan ang nareregister na cards, 16 cards lng kc nareregister..
kakayanin kaya ang 300-400 na cards..?
pano na ang pginput ng register since ndi na 4-bit ang more than 16 registers..?
pano na ang pgoutput ng register since ndi na 4-bit ang more than 16 registers..?
ikakabit ko ung rs232-ttl converter sa rfid ckt pra mconnect sya sa laptop, anung software/adapter/emulator kailangan..?
san b nasasave ung mga cards na niregister..? sa z86733 b or dun sa 93LC46A..?
 
sana po may mganswer..  Smiley thnx in advance..  Grin

below is the RFID ckt diag..
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« on: August 03, 2008, 02:18:39 PM »

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zer0w1ng
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« Reply #1 on: August 04, 2008, 08:24:41 AM »

You need to modify the software in order to add more storage and not the hardware. 
I am not familiar with this kit but it seems that this will only work with 16 cards if stand-alone. Meaning this reader is not connected with a PC.

Maybe with a PC software to read, store and search for valid tags is the solution.

Also, the kit should have documentation when you bought it. It should be stated there on how to use this.
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maldihtah13
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« Reply #2 on: August 08, 2008, 11:16:51 AM »

I think ito yung sa e-gizmo. Ang magiging problema dito eh wla yta ibinibigay na copy ng firmware ang e-gizmo. So probably you have to write your own code.
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paranz
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« Reply #3 on: August 08, 2008, 01:29:27 PM »

OTP yung Zilog mcu na ginamit, im sure pure assembly ang gamit dito Cheesy
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maldihtah13
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« Reply #4 on: August 08, 2008, 01:52:34 PM »

OTP yung Zilog mcu na ginamit, im sure pure assembly ang gamit dito Cheesy

another downside kailangan mo bumili ng bagong chip at emulator/programmer as well.
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« Reply #5 on: August 10, 2008, 12:01:42 PM »

This is what e-gizmo told me po..

"The card numbers are registered and stored in the 93LC46A. This eeprom has just enough memory to store up to 16 cards only.
 
If you use the RFID with serial  option, you are no longer bounded by the 16 card limit imposed by the built-in memory. The ID number itself will be transferred to your PC by the RFID kit, hence your PC will manage and and handle ID database hereon. You can then register practically unlimited numbers of unique ID.
 
On the PC side, you may use any software development kit you like, such as the immensely popular Visual Basic."

Marami ngsabi sken na madali lng daw pgaralan ang visual basic, kaso 2 weeks nlang pasahan na, kaya pinaiba na namin sa prof ung gs2 nya gawin namin.. prinopose nlang namin na gamitin sa classroom, pg pumasok ang prof saka lng pwede pumasok students then mg-on ang ilaw pg may tao na na less than 4.. pg 4 na ang tao (including prof), mg-on ang aircon.. at mrami pang addtion..

Thnx to sir paranz's DIY board, maiaaply ku ang pggamit ng z8f4821 sa proj na 2..  Cheesy
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« Reply #6 on: August 11, 2008, 09:58:28 AM »

ok rin ito medyo simple lang.
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« Reply #7 on: August 11, 2008, 04:53:34 PM »

magkano bili nyo sa rfid reader Roll Eyes
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paranz
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« Reply #8 on: August 11, 2008, 04:55:43 PM »

IIRC, P1200 yung isang RFID reader
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« Reply #9 on: August 11, 2008, 06:36:10 PM »

1400 na sir.. ang alam ko din nung una 1200, buti nalng may extra kami dala..
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paranz
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« Reply #10 on: August 11, 2008, 08:22:36 PM »

oo nga P1400 pala, yung smart card reader ang P1200, not the RFID
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« Reply #11 on: August 12, 2008, 01:37:23 PM »

I plan to use smartcard reader or RFID reader of egizmo for a certain project which do you think is better? I plan to connect it to a microcontroller.
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« Reply #12 on: August 12, 2008, 02:42:28 PM »


Marami ngsabi sken na madali lng daw pgaralan ang visual basic, kaso 2 weeks nlang pasahan na, kaya pinaiba na namin sa prof ung gs2 nya gawin namin.. prinopose nlang namin na gamitin sa classroom, pg pumasok ang prof saka lng pwede pumasok students then mg-on ang ilaw pg may tao na na less than 4.. pg 4 na ang tao (including prof), mg-on ang aircon.. at mrami pang addtion..

Thnx to sir paranz's DIY board, maiaaply ku ang pggamit ng z8f4821 sa proj na 2..  Cheesy


penge naman link na ito?? tnx
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« Reply #13 on: August 12, 2008, 10:13:25 PM »

I plan to use smartcard reader or RFID reader of egizmo for a certain project which do you think is better? I plan to connect it to a microcontroller.

RFID nlang sir.. sa opinion ku lng.. Cheesy
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« Reply #14 on: August 12, 2008, 10:16:32 PM »

Marami ngsabi sken na madali lng daw pgaralan ang visual basic, kaso 2 weeks nlang pasahan na, kaya pinaiba na namin sa prof ung gs2 nya gawin namin.. prinopose nlang namin na gamitin sa classroom, pg pumasok ang prof saka lng pwede pumasok students then mg-on ang ilaw pg may tao na na less than 4.. pg 4 na ang tao (including prof), mg-on ang aircon.. at mrami pang addtion..

Thnx to sir paranz's DIY board, maiaaply ku ang pggamit ng z8f4821 sa proj na 2..  Cheesy


penge naman link na ito?? tnx


http://www.electronicslab.ph/forum/index.php?topic=294.0
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beginner wan
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« Reply #15 on: August 12, 2008, 10:19:50 PM »

Marami ngsabi sken na madali lng daw pgaralan ang visual basic, kaso 2 weeks nlang pasahan na, kaya pinaiba na namin sa prof ung gs2 nya gawin namin.. prinopose nlang namin na gamitin sa classroom, pg pumasok ang prof saka lng pwede pumasok students then mg-on ang ilaw pg may tao na na less than 4.. pg 4 na ang tao (including prof), mg-on ang aircon.. at mrami pang addtion..

Thnx to sir paranz's DIY board, maiaaply ku ang pggamit ng z8f4821 sa proj na 2..  Cheesy


penge naman link na ito?? tnx

hay.. ang sakit sa mata basahin.. tsk tsk tsk..
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maldihtah13
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« Reply #16 on: August 13, 2008, 12:05:04 PM »

oo nga kailangan ko pa idikit ilong ko sa monitor pra mabasa
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pagi
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« Reply #17 on: September 10, 2008, 12:28:27 PM »

i bought the rfid kit for our proj.. balak ko sanang i-upgrade, meaning damihan ang nareregister na cards, 16 cards lng kc nareregister..
kakayanin kaya ang 300-400 na cards..?
pano na ang pginput ng register since ndi na 4-bit ang more than 16 registers..?
pano na ang pgoutput ng register since ndi na 4-bit ang more than 16 registers..?
ikakabit ko ung rs232-ttl converter sa rfid ckt pra mconnect sya sa laptop, anung software/adapter/emulator kailangan..?
san b nasasave ung mga cards na niregister..? sa z86733 b or dun sa 93LC46A..?
 
sana po may mganswer..  Smiley thnx in advance..  Grin

below is the RFID ckt diag..




Suggestion ko kung gusto mo stand alone, ikabit mo na lang yung RS232 output sa isa pang MCU na may eeprom. Para dun na lang save yung mga cards and pwede mo pa expand yung memory mo. Kung gusto mo nmn sa PC, interface mo lang sa serial port yung RS232 output. Gawa ka na lang ng application sa VB na mababasa nya agad yung data sa serial port. Ginawa ko na lang before, ala pang module sa e-gizmo noon. pinadala yung reader sakin galing singapore. bale RS232 output lang meron yung nde cy nagstore ng card.
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maldihtah13
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« Reply #18 on: September 10, 2008, 12:47:21 PM »


Suggestion ko kung gusto mo stand alone, ikabit mo na lang yung RS232 output sa isa pang MCU na may eeprom. Para dun na lang save yung mga cards and pwede mo pa expand yung memory mo. Kung gusto mo nmn sa PC, interface mo lang sa serial port yung RS232 output. Gawa ka na lang ng application sa VB na mababasa nya agad yung data sa serial port. Ginawa ko na lang before, ala pang module sa e-gizmo noon. pinadala yung reader sakin galing singapore. bale RS232 output lang meron yung nde cy nagstore ng card.


magkano ung reader sa singapore? available pa kya sya?
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« Reply #19 on: September 30, 2010, 11:34:13 PM »

kakabili ko lang nito hehehehe.. gagamitin ko ito sa isang project ko hehehe... nasa bag ko pa, sa saturday ko pa mapapaglaruan Cheesy  pag napagana ko at naintegrate ko sa C# at python, post ko na lang dito yung source code hehe Cheesy Grin
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