World Trade Plaza south side, Fuhong Rd, Futian District
Shenzhen, China, 518000
[email protected]
https://waveshare.com/
Am Ostbahnhof 3
Niedersachsen
Clausthal-Zellerfeld, Deutschland, 38678
[email protected]
https://eckstein-shop.de
GTIN: | 4060137112645 |
HAN: | 17767 |
Category: | Accessories |
Storage Tiers: | Maintain |
Shipping weight: | 0,10 kg |
Item weight: | 0,08 kg |
Dimensions ( Length × Width × Height ): | 10,60 × 6,60 × 1,80 cm |
ST25R3911B NFC Evaluation Kit, NFC Reader, ideal for Refreshing Passive NFC-Powered E-Papers
NFC Board Introduction
ST25R3911B NFC Chip, AT32F413RBT7 Controller, OLED Display, User Buttons, And Common Used Interfaces.
What's on board
- AT32F413RBT7
- Core: ARM® 32-bit Cortex™-M4F
- Operating Frequency: 200MHz
- Operating Voltage: 2.0V-3.6V
- Package: LQFP64
- Memories: 128kB Flash, 32kB SRAM
- Communication Interfaces: 2 x SPI, 5 x USART, 2 x I2C, 2 x CAN, 1 x USB, 1x SDIO
- AD & DA Converters: 2 x AD (12-bit, shares 16 channels)
- ST25R3911B: NFC chip, aka AS3911B
- 23LC1024: SRAM, 1Mbit
- CP2102: USB TO UART converter, for debugging
- SPX3819: 3.3V voltage regulator
- 1.3" OLED: blue display, 128×64 pixels, SH1106 driver
- 4x user buttons:
- 2x 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
Specifications
- NFC CHIP: ST25R3911B
- OPERATING FREQUENCY: 13.56MHz
- OUTPUT POWER: 1.4W (max)
- COMMUNICATION INTERFACE: SPI
- POWER SUPPLY VOLTAGE: 69 5V
- OPERATING VOLTAGE: 3.3V
- PROTOCOL SUPPORT:
- ISO18092 (NFCIP-1) active P2P
- ISO14443A, ISO14443B, and FeliCa™
- ISO15693
- Other customized protocols (like MIFARE™ Classic)
- E-PAPER SUPPORT
- WS17675 - 7.5inch NFC-Powered e-Paper
- WS17341 - 4.2inch NFC-Powered e-Paper
- WS17746 - 2.9inch NFC-Powered e-Paper
- WS17745 - 2.13inch NFC-Powered e-Paper
Wiki: www.waveshare.com/wiki/ST25R3911B_NFC_Board
PACKAGE CONTENT
Weight: 0.143 kg
- ST25R3911B NFC Board x1
- Micro SD Card 16GB x1
- Micro SD Card reader x1
- USB-A to Micro-B cable x1
Wiki
Manufacturer according to GPSR
Waveshare International Limited, World Trade Plaza south side, Fuhong Rd, Futian District, 518000 Shenzhen, China, [email protected], https://waveshare.com/
Responsible person according to GPSR
Eckstein GmbH, Am Ostbahnhof 3, 38678 Clausthal-Zellerfeld, Niedersachsen, Deutschland, [email protected], https://eckstein-shop.de