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CR001B-K4 SERIES Proximity Reader Module
DATA SHEET(May 8, 2005)

¡¡Low Cost Short-Range Proximity Reader Modules

¡¡Operational and Physical Characteristics

 

Parameters

Description

Photo

Read Range

8-12cm

 

Dimensions

26.5mm(L)x16.5mm(H)x6.9mm(W)

Frequency

125kHz

Card Format

EM 4001 or compatible

Encoding

Manchester 64-bit, modules 64

Power Requirement

3VDC @ 30mA nominal

Voltage Supply Range

+2.7V through +3.6VDC

¡¡Pin Description & Output Data Formats

 

Pin No.

Description

CR001B-K4-2 (ASCII)

CR001B-K4-W2(Wiegand26)

Pin 1

To External Antenna

Antenna

Antenna

Pin 2

To External Antenna(L:680uH)

Antenna

Antenna

Pin 3

Con

Strap to Vcc(High Volts)

Strap to Vcc(High Volts)

Pin 4

BEEPER/LED Drive

2.7kHz Logic

2.7kHz Logic

Pin 5

DATA0

CMOS Data Output(TX)

Zero Output

Pin 6

DATA1

TTL Data£¨inverted£©Output

One Output

Pin 7

CS

CS

HOLD Output

Pin 8

Zero Volts Or Ground

GND 0V

GND 0V

Pin 9

DC Voltage Supply(Vcc)

+2.7V through 3.6VDC

+2.7V through 3.6VDC

¡¡DATA FORMATS

CR001B-K4-2 Output Data Structure ¨C ASCII(RS232.TTL)9600,N,8,1

STX (02H)

DATA(10 ASCII)

CHECK SUM (2 ASCII)

CR

LF

ETX (03H)

[The 1byte (2 ASCII charaters) Check sum is the ¡°Exclusive OR¡± of the 5 hex bytes(10 ASCII) Data characters.] For Example:DATA : 62H E3H 08H 6CH EDH, Check Sum: (62H) XOR (E3H) XOR (08H) XOR (6CH) XOR (EDH)=08H, Output: 0X02 0X36 0X32 0X45 0X33 0X30 0X38 0X36 0X43 0X45 0X440X0D 0X0A 0X03

¡¡CR001B-K4-W2 Output Data Structure¨CWiegand 26 bit

 

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

26

P(1)

E

E

E

E

E

E

E

E

E

E

E

E

O

O

O

O

O

O

O

O

O

O

O

O

P(2)

EVEN Parity(E)

ODD Parity(O)

¡¡P(1):Parity Start Bit, 2-13 bit EVEN Parity bit
¡¡P(2):Parity Stop Bit, 14-26 bit ODD Parity bit
¡¡Wiegand Output Structure
¡¡

SYMBOL

Parameter

Limits Min.

Limits Max.

Type

UNITS

THD

Hold Start data read delay time

0.5

2

0.55

mS

TDW

Data Pulse width time

20

100

50

¦ÌS

TIW

Data Pulse interval time

0.2

4

1.1

mS

TSN

Data Send delay time

5

-

80

mS

TCS

Hold and Start read time

40

120

100

mS

TA

Total scan time

100

-

-

mS

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