Datasheet
LPC540xx All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2018. All rights reserved.
Product data sheet Rev. 1.8 — 22 June 2018 146 of 168
NXP Semiconductors
LPC540xx
32-bit ARM Cortex-M4 microcontroller
13.3 Connecting power, clocks, and debug functions
Figure 46 shows the basic board connections used to power the LPC540xx devices,
connect the external crystal and the 32 kHz oscillator for the RTC, and provide debug
capabilities via the serial wire port.