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CR003 is an 125K reader only module of EM4200 EM4100 TK4100 UART or Weigand Mode what have 3v or 5v version and at DIP28 size at good price .
Operational and Physical Characteristics
| Parameters | Description | Photo |
| Read Range | 8-12cm | |
| Dimensions | 40mm(L)x20mm(H)x8mm(W) | |
| Frequency | 125kHz | |
| Card Format | uEM 4001 or compatible | |
| Encoding | Manchester 64-bit, modules 64 | |
| Power Requirement | 5VDC @ 35mA nominal | |
| Voltage Supply Range | +4.6V through +5.4VDC |
Pin Out
Pin Description & Output Data Formats
| PinNo. | Description | CR003T (ASCII) | CR003W(Wiegand) | CR003M | CR003A(ABA) |
| Pin 1 | D1 | TTL Data Output(Tx) | DATA1 Output | Data Output | DATA Output |
| Pin 2 | D0 | NC | DATA0 Output | NC | CLK |
| Pin 3 | CS | NC | NC | NC | CP |
| Pin 4 | GND | GND | |||
| Pin 5 | VCC | POWER(+4.6V - +5.4V DC) | |||
| Pin 15 | ANT1 | To Antenna(L1=1000uH) | |||
| Pin 16 | ANT2 | To Antenna | |||
| Pin 26 | GND | GND | |||
| Pin 27 | VCC | POWER(+4.6V - +5.4VDC) | |||
| Pin 28 | BEEP/LED | BEEPER/LED | BEEPER/LED | NC | BEEPER/LED |
* Pin28 is PEEPER/LED Driver, after Data output , Pin28 is set low
* CR003W01 = Wiegand26
CR003W02 = Wiegand26/34 Switch
CR003W03 = Wiegand34
Data Formats
CR003T-01 Output Data Structure– ASCIi(RS232.TTL) 9600bps,N,8,1
| STX (02H) | DATA(10 ASCII) | LRC (2 ASCII) | CR | LF | ETX (03H) |
[The 1byte (2 ASCII charaters) , LCR is the Longitudinal Redundancy Check.]
For Example: data: 62H E3H 08H 6CH EDH,LRC: (62H) XOR (E3H)
125khz LF RFID Reader module of EM4200 EM4100 TK4100 UART / Weigand Mode 3v / 5v
