ST25R3911B NFC Development Kit, STM32 Controller, Multi Protocols

Overview

This is an NFC development kit based on ST25R3911B, with STM32F103R controller, OLED display, user buttons, and common used interfaces. It is your ideal choice for learning and developing NFC applications.

Multiple NFC protocols are supported by the kit, with up to 1.4w output power, and low-power capacitive wakeup function. It suits applications which require high RF performance, flexibility, and low power consumption, such as access control, ticketing, industry, medical treatment, consumption product, and so on.

Features

• Multi protocols support: ISO18092, ISO14443A, ISO14443B , ISO15693, FeliCa™
• Differential antenna design, output power up to 1.4W, longer sensing distance
• Embedded low-power capacitive sensor, allows sensing and capacitive wakeup, detecting the nearby card without enabling the magnetic field of the reader
• STM32F103RBT6 controller, easy for learning, evaluating, or direct integration, needs no other external controller
• 3" OLED display, allows visual operation
• Onboard SRAM, additional space to the inner RAM
• Micro SD slot, supports external TF card for storing data to be transferred via NFC
• 4x buttons, 2x user indicators, convenient for debugging
• Onboard programming interface, UART debugging interface, breakout all the unused IO pins for connecting other user peripherals
• Customized acrylic case, protective and dust-proof, better looking
• Comes with development resources and manual

Specifications

• NFC chip: ST25R3911B
• Operating frequency: 13.56MHz
• Output power: 1.4W (max)
• Communication interface: SPI
• Protocol support:
  
  
  • ISO18092 (NFCIP-1) active P2P
  • ISO14443A, ISO14443B, and FeliCa™
  • ISO15693
  • Other customized protocols (like MIFARE™ Classic)
• Power supply voltage: 5V
• Operating voltage: 3.3V

What's on Board

1. STM32F103RBT6
   
   
   • Core:ARM® 32-bit Cortex™-M3
   • Operating Frequency:72MHz
   • Operating Voltage:0V-3.6V
   • Package:LQFP64
   • Memories:128kB Flash, 20kB SRAM
   • Communication Interfaces:2 x SPI, 3 x USART, 2 x I2C, 1 x CAN, 1 x USB
   • AD & DA Converters:2 x AD (12-bit, shares 16 channels)
2. ST25R3911B:NFC chip, aka AS3911B
3. 23LC1024:SRAM, 1Mbit
4. CP2102:USB TO UART converter, for debugging
5. SPX3819:3V voltage regulator
6. 3" OLED:blue display, 128×64 pixels, SH1106 driver
7. 4x user buttons:
8. 2x user indicators
9. MCU unused pins
10. USB TO UART port
11. Micro SD slot
12. SWD programming interface
13. NFC induction coil
14. UART pin configuration
    RXD: connected to RXD2 by default, changeable to RXD1 via 0Ω resistor
    TXD: connected to TXD2 by default, changeable to TXD1 via 0Ω resistor

Dimension

Development Resources

Wiki : www.waveshare.com/wiki/ST25R3911B_NFC_Board

Package Content

• ST25R3911B NFC Board x1

FAQs:

Q: What is included in the ST25R3911B NFC Development Kit?

A: The ST25R3911B NFC Development Kit includes the ST25R3911B NFC reader IC, an STM32 microcontroller, antennas, and supporting components. It also comes with software tools and documentation for development.

Q: Which NFC protocols does the ST25R3911B NFC Development Kit support?

A: The development kit supports multiple NFC protocols including ISO/IEC 14443 A/B, ISO/IEC 15693, ISO/IEC 18092 (NFCIP-1), and FeliCa™. This makes it versatile for various NFC applications.

Q: Is the ST25R3911B NFC Development Kit compatible with other microcontrollers?

A: While it comes with an integrated STM32 microcontroller, the ST25R3911B NFC reader IC can interface with other microcontrollers through SPI communication, making it adaptable for different system designs.

Q: What software development tools are provided with the ST25R3911B NFC Development Kit?

A: The kit includes software libraries, example codes, and documentation to facilitate NFC application development. It supports development environments like STM32CubeIDE and various NFC software stacks.

Q: Can the ST25R3911B NFC Development Kit be used for payment and access control systems?

A: Yes, the ST25R3911B NFC Development Kit is suitable for developing payment systems, access control solutions, and other applications requiring secure NFC communication and data exchange.