eBike Charger

EBIKECHGR

NXP's expertise provides trusted, secure identification and authentication solutions for intelligent transportation systems, helping to ensure people have full control over the technologies they depend on. This solution implements a Charger Pole Station for the E-Bike charger module with NFC authentication integrated And CAN Bus communication between charging pole and host based on a Kinetis KE16Z Microcontroller.

Block Diagram

eBike Charger

eBike Charger BD
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Supported Devices

Processors and Microcontrollers

KE Series Arm Cortex-M4/M0+

  • KE1xZ: KE1xZ: Arm® Cortex®-M0+ 5V Main Stream MCU with NXP Touch and CAN Control

Power Management

AC-DC Controllers

  • TEA19361T: GreenChip SMPS Primary Side Control IC with QR/DCM Operation

RFID

NFC Readers

  • PN7642: Single-Chip Solution with High-Performance NFC Reader, Customizable MCU and Security Toolbox

Connected NFC Tags

  • NTAG_I2C: NTAG I²C Plus 2K: NFC Forum Type 2 Tag with I²C Interface

Interfaces

CAN with Flexible Data Rate

  • TJA1052IT: Galvanically-Isolated High-Speed CAN Transceiver

Features

  • Up to 72 MHz Cortex-M0+ core supporting a broad range of processing bandwidth requirements while maintaining excellent cost-effectiveness, easy to use packages and a wide range of memory densities
  • Enhanced robust IOs make sure the high performance under noisy environment
  • Robust TSI supports both mutual cap mode and self-cap mode, providing flexibility for up to 72 touch keys
  • Implementation of CAN protocol - Version 2.0A/B, support both standards and extended data frames, up to 1Mbps data rate
  • Flextime featured up to 8ch PWM supports 3-phase motor control with dead time insertion and fault detect
  • 1MSPS 12b ADC with up to 16ch input per module provides fast sampling rate for prompt data conversion and storage
  • NFC Features
    • Integrated contact interface frontend
    • Class A, B, and C cards can work on 1.8 V, 3 V, and 5 V supply
    • Specific ISO UART, variable baud rate through frequency or division ratio programming, error management at character level for T = 0, and extra guard time register
    • DC-to-DC converter for class A support starting at 3 V, and class B support starting at 2.7 V
    • Thermal and short-circuit protection on contact cards
    • Automatic activation and deactivation sequence, initiated by software or by hardware in case of short-circuiting, card removal, overheating, and VDD or VDD drop-out
    • Enhanced ESD protection (< 12 kV)

Documentation

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