i write programme and this is work with out interrupt. program wiegand26 ' Lcd module connections dim LCD_RS as sbit at RB4_bit LCD_EN as sbit at RB5_bit LCD_D4 as sbit at RB0_bit LCD_D5 as sbit at RB1_bit LCD_D6 as sbit at RB2_bit LCD_D7 as sbit at RB3_bit LCD_RS_Direction as sbit at TRISB4_bit LCD...

wiegand format 26 bit

example

1 0011 1100 1010 0101 1110 0001 0

first and last bits are parity bits

how can i convert the bcd code ( between the parity bits ) to decimal or hexadecimal

Thanks for your help.

Hi,

how can i use wiegand protocol via interrupt?

pls help

baris@ulgen.com.tr

georgestheking wrote:Hi,

I am writing also a Wiegand protocol.
It does not seen complicated.
No testet yet.

Send me an email and i will send you information.

Georges

please send me an email

b_eryener@hotmail.com

thnx

Please send sample code...thanks

http://www.sonmicro.com/en/downloads/12 ... 25_V30.pdf

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definetaly use transformer for zero cross point and use schmitt trigger and transistor for RB0 interrupt

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I dont understand ADCON1 = 0x07 PORTA = 0x00 TRISA = 0x03 ' RA0 i RA1 are analog inputs how can i change RA0,RA1 and RA2 analog inputs? ADCON1 register ( 16F877 ) 0000 A A A A A A A A VDD VSS 8/0 0001 A A A A VREF+ A A A RA3 VSS 7/1 0010 D D D A A A A A VDD VSS 5/0 0011 D D D A VREF+ A A A RA3 VSS 4...

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thanks[/b]

how can i test this codes on easypic5?

Easypic5 use RB0 for lcd data pin.