NXP Semiconductors UM11035LPCXpresso boards for LPC546xx/LPC540xx/LPC54S0xx families ofMCUsUM11035 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2017-2019. All rights reserved.User manual Rev. 2.1 — 7th January 2019 5 of 36• 3 x user LEDs• Target Reset, ISP (3) and user buttons• Expansion options based on popular standards: Arduino UNO compatible expansion site with additional LPCXpresso V3 standardconnections PMod™ compatible expansion port Host connection / general purpose expansion port• On-board 3.3V regulator with external power supply options.• Built-in power consumption measurement for target LPC546x8/540xx/54S0xx MCU.• Winbond 128Mb W25Q128JVFIM Quad-SPI flash (Micron devices used on allrevisions up to Rev C and some Rev D.)• Winbond 128Mb W9812G6JB-6I SDRAM (Micron MT48LC8M16A2B4 used on allrevisions up to Rev C and some Rev D.).• Knowles SPH0641LM4H digital microphone.• Full size SD/MMC card slot.• NXP MMA8652FCR1 accelerometer.• Stereo audio codec with line in/out.• High and full speed USB ports with micro A/B connector for host or devicefunctionality.• 10/100Mbps Ethernet (RJ45 connector).• Rocktech RK043FN02H 272x480 color LCD with capacitive touch screen. Availableseparately for LPCXpresso54S018 boards.2.1 Board layout and settingsThis section provides a quick reference guide to the main board components,configurable items, visual indicators, and expansion connectors. Fig 2 shows the layoutof the components on the LPCXpresso546x8/540xx/54S0xx board.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.