Offers SPI, USB, and SDIO communication interfaces
Enhances NFC e-paper utility with multi-size support
The Waveshare ST25R3911B NFC Evaluation Kit, NFC Reader, TF Card, USB Cable is an advanced tool designed for NFC-related learning and development, particularly suitable for refreshing passive NFC-powered e-papers. This kit features the ST25R3911B NFC chip, known for its robust performance in NFC applications, and is complemented by the AT32F413RBT7 controller, which operates on an ARM® 32-bit Cortex™-M4F core. The kit includes a 1.3-inch OLED display, user buttons, and various communication interfaces, making it versatile for a range of applications.
The evaluation kit supports multiple NFC protocols, including ISO18092, ISO14443A, ISO14443B, and FeliCa™, as well as customized protocols like MIFARE™ Classic. It is capable of supporting NFC-powered e-papers of various sizes, enhancing its utility in electronic paper applications. The inclusion of a USB to UART converter facilitates debugging, while the micro SD slot and USB cable provide additional connectivity options.
This comprehensive kit is ideal for developers and learners aiming to explore NFC technology and its applications in e-paper and other fields. It offers a practical platform for experimenting with NFC communication and developing innovative solutions.
Communication Interfaces: 2 x SPI, 5 x USART, 2 x I2C, 2 x CAN, 1 x USB, 1 x SDIO
AD & DA Converters: 2 x AD (12-bit, shares 16 channels)
23LC1024: SRAM, 1 Mbit
CP2102: USB to UART converter for debugging
SPX3819: 3.3 V voltage regulator
1.3" OLED: blue display, 128×64 pixels, SH1106 driver
4 x user buttons
2 x user indicators
MCU unused pins
USB to UART port
Micro SD slot
SWD programming interface
NFC induction coil
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
