LPC54114 Audio and Voice Recognition Kit

Document created by Diana Torres Employee on May 6, 2016Last modified by Diana Torres Employee on Apr 5, 2017
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LPC54114 Audio and Voice Recognition Kit


LPC54114 Audio and Voice Recognition Kit

The LPC54114 Audio and Voice Recognition Kit provides a complete hardware and software platform for developers to evaluate and prototype with the LPC54114 processor family. It has been developed by NXP® to provide all that you need to develop an always-on low power voice triggering product.


LPCXpresso54114 (OM13089) development board with:

  • LPC54114 dual-core (M4F and dual M0) MCU running at up to 100 MHz in LQFP64 package.
  • Hi-speed USB based debug probe with CMSIS-DAP and SEGGER J-Link OB protocol options.
  • Connectivity for external debug probes.
  • Micro USB connector for LPC54114 USB device operation.
  • Tri-color LED.
  • Target Reset, ISP and interrupt/user buttons.
  • On-board 1.8 V / 3.3 V or external power supply options.
  • 8 Mb Macronix MX25R SPI flash.
  • FTDI UART connector and built-in UART to USB bridge options.
  • Built-in MCU power consumption and supply voltage measurement for LPC54114 device.
  • UART, I²C and SPI port bridging from LPC54114 target to USB via Link2 device.
  • FTDI UART connector.

Digital Mic/Audio codec/OLED display (“MAO”) shield with:

  • Knowles SPH0641LM4H digital microphone.
  • Cirrus Logic (Wolfson) WM8904 audio codec with stereo line in/out sockets.
  • Monochrome OLED display (160 x160 pixels).




Include USB/I2S audio demo, as well as voice recognition demos leveraging partner technology (Malaspina and Sensory)






These videos showcase the NXP’s LPC54114 MCU in a kit designed for customers to evaluate its capabilities for audio and voice processing







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