RDM630 specification 1 pin definition weigand 2. pin definition ttl interface rs232 data format p1 p1 pin1 data0 pin 1 tx pin2 data1 pin 2 rx pin3 pi n3 pin4 gnd pin4 gnd pin5 +5v(dc) pin 5 +5v(dc) p2: p 2: pin1 ant1 pin 1 ant1 pin2 ant2 pin 2 ant2 p3: p3 : pin1 led pin 1 led pin2 +5v(dc) pin 2 +5v(dc) pin3 gnd pin3 gnd specification and parameter frequency 125khz baud rate 9600 ttl electricity level rs232 format interface weigang26 or ttl electricity level rs232 format power supply dc 5v 5% current < 50ma operating range 50mm depend on card/tag shape, manufacturer expand i/o port n/a indication light n/a working temperature -10 ~ +70 storage temperature -20 ~ +80 max. humidity relative humidity 0 ~ 95% size 38.5mm 19mm 9mm free datasheet http://www.datasheet-pdf.com/
wiegand format 26bit output data format read only id as 4 byte, form as below:- : d37 d36 d35 d34 d33 d32 d31 d30 d27 d26 d25 d24 d23 d22 d21 d20 d17 d16 d15 d14 d13 d12 d11 d10 d07 d06 d05 d04 d03 d02 d01 d00 wiegand format 26 bits format form by 26 bits data which including 24 bit user data and 2 bit parity bit . as far as module concerned, former 12bit of 24 bi t data is even & the behind 12bits is odd. 24 bit data correspond to 32 bit is read only 24bit which behind id , i.e. d27-d20, d17-d10, d07-d00, output data format as chart below: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 pe d d d d d d d d d d d d d d d d d d d d d d d d po e e e e e e e e e e e e o o o o o o o o o o o o d 2 7 d 2 6 d 2 5 d 2 4 d 2 3 d 2 2 d 2 1 d 2 0 d 1 7 d 1 6 d 1 5 d 1 4 d 1 3 d 1 2 d 1 1 d 1 0 d 0 7 d 0 6 d 0 5 d 0 4 d 0 3 d 0 2 d 0 1 d 0 0 thereinto : pe is even bit, po is odd bit ; e is the data bit which was involved in even, o is the data bit which was involved in odd; dxx is the data bit which correspond to mifare@ sta ndard & light card read only id; wiegand format 26bit output time sequence: free datasheet http://www.datasheet-pdf.com/
hold ss wd0 wd1 ss ss data 0 0 0 1 1 0 0 26bits t hd t dw t iw t sd symbol specification representativ e value t hd send data to active time extension 2ms t sd send data to finish time extension 2ms t dw data impulse width 80 s t iw data impulse interval width 1ms reading type standard design -- card cant be read again within the range of read antenna after read once. user mus t move it out of reading antenna range first, swipe c ard again & can be read. special design -- card can be read continuously wit hin the range of read antenna. free datasheet http://www.datasheet-pdf.com/
ttl interface rs232 data output format 1. 9600bps,n,8,1 2. checksum: card 10byte data entire do xor operation 02 10ascii data characters checksum 03 example: card number: 62e3086ced output data:36h 32h 45h 33h 30h 38h 36h 43h 45h 44h checksum: (62h) xor (e3h) xor (08h) xor (6ch) xor ( edh)=08h 2. time sequence chart cp data1 data0 start bit bit0 bit1 bit7 stop bit 104s 104s 208s start bit bit0 bit1 bit7 stop bit 104s 104s 208s 140ms 70ms free datasheet http://www.datasheet-pdf.com/
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