COMMAX CRM 1356B User Manual
RFID Module
<CRM-1356B>
User Manual
COMMAX Co., Ltd.
1. General Information
Pin #
Function
I/O
Description
1
POWER
I
DC 5V
2
RXD
I
UART serial input
3
TXD
O
UART serial output
4
GND
-
Ground
Pin #
Function
I/O
Description
1
GND
-
GROUND
2
TXD
I/O
SDA
3
POWER
I
DC 3.3V
4
RXD
-
NOT USED
- CRM-1356B is RF Reader Module which can exchange UID(Serial Number) with 13.56MHz RF
Card. The module consist of ANT board and Main board. Once the ANT board read the RF signal, it
communicates with Main board which will uplink data to connected peripheral.
2. Operational Description
1) Please see Rating Power before you supply power to the module.
2) Approach the Card to the Ant board. Once the module properly read the information from the
CARD, the LED will flickering inside the Main board. And it starts the UART communication with
connected peripheral.
3) Please note that this module will only be compatible with Mifare and ISO 14443 A Type RF card.
3. Pin Specification
- CN1 Interface(Com Port)
- CN5 Interface(Engineer Port)
4. Block Diagram
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