eScooter NFC Access and Battery


Block Diagram

eScooter NFC Access and Battery

eScooter NFC Access and Battery BD

Supported Devices

Power Management

Wireless Power

LED Drivers



NFC Readers

Security and Authentication



3.3 V / 5 V IO CAN Transceivers

Wireless Connectivity

Wi-Fi® + Bluetooth® + 802.15.4

Processors and Microcontrollers

i.MX RT Crossover MCUs

LPC5500 Arm Cortex-M33

Analog and Mixed Signal

Real-Time Clocks


  • Highest performing Arm® Cortex®-M7
  • 3020 CoreMark/1284 DMIPS @ 600 MHz
  • 1 MB On-Chip SRAM - up to 512 KB configurable as Tightly Coupled Memory (TCM)
  • Real-time, low-latency response as low as 20 ns
  • Industry's lowest dynamic power with an integrated DC-DC converter
  • Low-power run modes at 24 MHz
  • Wi-Fi® Key Features
    • Support 802.11 a/b/g/n
    • Dual band: 2.4 GHz and 5 GHz
    • Single stream 802.11n with 20 MHz and 40 MHz channels
    • Up to MCS7 data rates (150 Mbps)
    • Support 802.11mc for location
    • Security: support WPA/WPA2 mixed mode and WPA3 security standards
  • LPC551X-S1X Cortex-M33 Core
    • Running at a frequency of up to 150 MHz
    • TrustZone®, floating point unit (FPU) and memory protection unit (MPU)
    • Cortex-M33 built-in nested vectored interrupt controller (NVIC)
    • Nonmaskable interrupt (NMI) input with a selection of sources
    • Serial wire debug with eight breakpoints and four watch points. Includes serial wire output for enhanced debug capabilities
    • System tick timer
  • NFC Features
    • High power (2 W), feature-filled transmitter: DPC 2.0 (dynamic power control without processing load on host MCU)
    • Single 3.3 V supply with max TX transmitter power possible
    • Connection of 1 differential or 2 single-ended antennas
    • Robust receiver: Automatic configuration, advanced insensitivity against TFT display noise for higher RF performance
    • Full NFC Frontend with active load modulation in Card Mode for large operating distance
    • All relevant RF protocols implemented


Quick reference to our documentation types.

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