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Summary of Contents for Caen RFID Lepton7x1
- Page 1 TECHNICAL INFORMATION MANUAL Revision 0 – 21/07/2022 R7101C R7104C Lepton Lepton 30dBm 1-Port RAIN RFID 30dBm 4-Port RAIN RFID Reader Module Reader Module...
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Page 2: Scope Of The Manual
No responsibility is assumed by CAEN RFID for the use of this information, including use of this information as the basis for manufacture or sale of any items, or for infringement of patents or other rights of third parties. - Page 3 Disposal of the product Do not dispose the product in municipal or household waste. Please check your local regulations for disposal/recycle of electronic products.
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Page 4: Table Of Contents
Index Scope of the Manual .................................2 Change Document Record ...............................2 Reference Document ................................2 Introduction ..................................6 Description ....................................6 Reader ....................................6 Evaluation Board ................................8 Ordering Options ..................................8 Technical Specifications ..............................9 Technical Specifications ................................9 Key Features ....................................10 Hardware Interface............................... 11 Introduction .....................................11 Power Supply ...................................12 RF Connection ..................................12 UART Communication ................................12... - Page 5 List of Figures Fig. 1.1: Lepton x1 (Model R7101C) Reader – top view .........................6 Fig. 1.2: Lepton x4 (Model R7104C) Reader – top view .........................7 Fig. 1.3: Evaluation Board for Lepton x1 and Lepton x4 readers ....................8 Fig. 3.1: Lepton x1 R7101C/Lepton x4 R7104C - Example of Block Diagram ................11 Fig.
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Page 6: Introduction
1 INTRODUCTION Description Reader The Lepton x1 (Model R7101C) and Lepton x4 (Model R7104C), embedded readers of the easy2read © product line, are ultra compact readers for low power, high performance RAIN RFID applications. With programmable output power from 10 dBm to 30 dBm, the readers can detect tags at more than 5 m of distance (depending on antenna and tag dimensions). -
Page 7: Fig. 1.2: Lepton X4 (Model R7104C) Reader - Top View
Fig. 1.2: Lepton x4 (Model R7104C) Reader – top view INTRODUCTION - Lepton x1 - Lepton x4 - Technical Information Manual... -
Page 8: Evaluation Board
Evaluation Board Mod. R4320CEVB - Evaluation Board allows managing the Lepton x1 and Lepton x4 readers directly using an USB interface (via the embedded USB to UART converter). This board is particularly suited for Lepton x1 and Lepton x4 readers evaluation and SW development purpose. For more information, please refer to §... -
Page 9: Technical Specifications
2 TECHNICAL SPECIFICATIONS Technical Specifications 865.600÷867.600 MHz (ETSI EN 302 208 v3.3.1) Frequency Range 902÷928 MHz (FCC part 15.247) Configurable from 10 dBm to 30 dBm (from 10 mW to 1 W) conducted RF Power power RX Sensitivity -85dBm -10%PER, assuming 20 dB antenna RL @ 30 dBm output Antenna VSWR <... -
Page 10: Key Features
• Single mono-static RF port • Field upgradability via firmware updates. Gen 2 v2 will be firmware upgradable • UART serial interface using CAEN RFID easy2read © protocol • Test features (CW, PRBS, custom regions, channel lists, and fixed frequency) -
Page 11: Hardware Interface
Lepton x4 system-level block diagram for an embedded system is shown in Fig. 3.1: Lepton7x1 R7101C/Lepton7x4 R7104C - Example of Block Diagram. This figure shows the electrical connections that may and must be made to control the R7101C Lepton x1/R7104C Lepton x4. -
Page 12: Power Supply
Fig. 3.2: BSL sequence The BSL program execution starts when TST pin has received a minimum of two positive transitions and if TST is high while /RST rises from low to high. BSL_SEL shall be at high level before BSL starts. Pulses length and distance between edges of all signals shall be 10ms at least. -
Page 13: Reset Pin
Reset Pin The R7101C Lepton x1/R7104C Lepton x4 may be reset by a logic low voltage on the NRST pin (pin 14). Usage of this pin is recommended in all designs. It may be used to reset the part if an unexpected operating state is entered. -
Page 14: Wakeup Pin
If the WKUP pin is not used, it should be left floating or tied to logic low (ground). External Connections and Mechanical Drawings The location of the connectors is shown in Fig. 3.3: R7101C Lepton7x1 mechanical drawings and connectors locations (units: mm) and Fig. 3.4: R7104C Lepton7x4 mechanical drawings and connector locations (units: mm). -
Page 15: Fig. 3.4: R7104C Lepton 7 X4 Mechanical Drawings And Connector Locations (Units: Mm)
Fig. 3.4: R7104C Lepton x4 mechanical drawings and connector locations (units: mm) Pin # Name Direction Function Ground Ground VDC_IN Supply voltage VDC_IN Supply voltage GPIO0 IN/OUT General purpose I/O #0 GPIO1 IN/OUT General purpose I/O #1 GPIO2 IN/OUT General purpose I/O #2 GPIO3 IN/OUT General purpose I/O #3... -
Page 16: Electrical Specifications
Electrical Specifications Absolute Maximum Ratings The absolute maximum ratings (see Tab. 3.2: Absolute Maximum Ratings) define limitations for electrical and thermal stresses. These limits prevent permanent damage to the R7101C Lepton x1/R7104C Lepton Operation outside maximum ratings may result in permanent damage to the device. Parameter Min. -
Page 17: Uhf Gen 2 Rfid Radio Specifications
UHF Gen 2 RFID Radio Specifications Parameter Min. Typ. Max. Unit Conditions See § Tab. 2.1: Lepton7x1 - R7101C Lepton7x4 Frequency R7104C Technical Specifications page 9 865.6 867.6 Input impedance Ω Input match 10%PER, assuming 20 dB antenna RL @ 30 dBm... -
Page 18: Epc Class-1 Generation-2 Operation
EPC Class-1 Generation-2 Operation Supported RF modes The R7101C Lepton x1/R7104C Lepton x4 supports the following link profiles, whose characteristics are reported in the following table: Forward Link Profile Reverse Link Profile Link Profile Regulation R2T Modulation Tari T2R Modulation Link Frequency ETSI PR-ASK... -
Page 19: Evaluation Board
4 EVALUATION BOARD Technical Specifications Table Four I/O lines 3.3 V out @ 3mA, 5 V tolerant Digital I/O USB micro female connector Baudrate: 921600 Databits: 8 Stopbits: 1 UART via USB Port Parity: none Flow control: none 9.6÷921.6 kbit/s data rate (settable) It appears as USB serial port;... -
Page 20: Fig. 4.2: Evaluation Board R4320Cevb - R7104C Reader Connection Diagram
Fig. 4.2: Evaluation Board R4320CEVB – R7104C Reader Connection Diagram Fig. 4.3: Evaluation Board R4320CEVB – R7101C Reader Interface Connectors EVALUATION BOARD - Lepton x1 - Lepton x4 - Technical Information Manual... -
Page 21: Fig. 4.4: Evaluation Board R4320Cevb - R7104C Reader Interface Connectors
Fig. 4.4: Evaluation Board R4320CEVB – R7104C Reader Interface Connectors EVALUATION BOARD - Lepton x1 - Lepton x4 - Technical Information Manual... -
Page 22: Installation Notice
Installation Notice Fix the R7101C Lepton x1/R7104C Lepton x4 reader to the R4320CEVB board using 3 M2x12 countersunk screws and 3 M2 screws nuts and connect the Molex connectors. The reader case shall be kept electrically isolated via thermal sildpad from the ground plane. The correct way to connect the R7101C Lepton x1/R7104C Lepton x4 module to the R4320CEVB... -
Page 23: Fig. 4.6: Connection Of The R7104C Module To The R4320Cevb Evaluation Board
Fig. 4.6: Connection of the R7104C module to the R4320CEVB evaluation board EVALUATION BOARD - Lepton x1 - Lepton x4 - Technical Information Manual... -
Page 24: Connecting To The R7101C Lepton
Connecting to the R7101C Lepton x1/R7104C Lepton reader USB Communication Setup Warning: If your PC is running a Windows version older than Windows 10, to correctly operate with the reader, you need to install the FTDI USB driver. You can find it easily via a WEB research. Evaluation Board USB-UART Details R4320CEVB board embeds an FTDI FT232BL UART to USB converter. - Page 25 To verify if the connection with the reader has been established, check the green dot on the bottom left side of the sidebar and on the READER INFORMATION box you can find information on reader model, serial number and firmware release: Place one or more tags near the antenna connected to the reader, click on Start Inventory and see tags information displayed on the main window: EVALUATION BOARD - Lepton...
- Page 26 For more information on the CAEN RFID Easy Controller for Windows application usage, please refer to the relevant user manual: you can download it from the Lepton x1 R7101C web page Lepton x4 R7104C page, Downloads section or in the Manual and Documents web area.
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Page 27: Technical Drawings
Technical Drawings The following drawing shows the R4320CEVB components position. Fig. 4.7: R4320CEVB Technical Drawing EVALUATION BOARD - Lepton x1 - Lepton x4 - Technical Information Manual... -
Page 28: Electrical Schematic
Electrical Schematic The electrical schematic of the R4320CEVB is shown in the following figure: Fig. 4.8: R4320CEVB Electrical Schematic EVALUATION BOARD - Lepton x1 - Lepton x4 - Technical Information Manual... -
Page 29: External Connections
External Connections Please refer to Fig. 4.7: R4320CEVB Technical Drawing page 27. J1: Power Supply connector: central pin (2.1mm diam.) is the negative terminal. The use of the Power Supply for R4320CEVB (WALIM0000005) is recommended (see § Ordering Options page 8). J2: header for GPIO external connection −... -
Page 30: Leds
SW3: Shall be used to correctly select communication interface of R7101C Lepton x1/R7104C Lepton module with the host: SW open to be used when UART interface is used directly connected to external device (i.e. microcontroller inside customer board) SW closed to be used when UART via USB interface is used (connection to PC via J4 connector) Fig. -
Page 31: Regulatory Compliance
5 REGULATORY COMPLIANCE RoHS EU Directive The R7101C Lepton x1 and R7104C Lepton x4 RFID Readers are compliant with the EU Directive 2015/863/EU on the Restriction of the Use of certain Hazardous Substances in Electrical and Electronic Equipment (RoHS3). REGULATORY COMPLIANCE - Lepton x1 - Lepton x4 - Technical Information Manual...
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