NXP Semiconductors
UM10817
OM13503, PCA8539 demo board
UM10817
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© NXP B.V. 2014. All rights reserved.
User manual
Rev. 1 — 3 September 2014
7 of 13
expansion boards to provide a greater variety of interfaces, and I/O devices. The on-
board LPC-Link debugger provides a high-speed USB to JTAG/SWD interface to the IDE
and it can be connected to other debug targets such as a customer prototype. Users can
also use the LPCXpresso IDE with the Red Probe JTAG adapter from Code Red
Technologies.
Refer to the “Getting started with NXP LPCXpresso”, listed in the references, for more
information.
The board included with the base board is OM13035 which contains the LPC1115 MCU.
3. Board schematic and layout of OM13503
On the next pages the circuit diagram and PCB layout of the OM13503 board are given.
Fig 2.
PCB layout of OM13503
The LPCXpresso board is on the reverse side of the base board.
