Single Board Computer with LPC2103, 70MHz


NXP (previously Philips Semiconductor) offers the surprisingly low-priced 32Bit controller LPC2103: 2.92 $ - at (100 pieces).

A development kit, including a compiler, is available from PAULundSCHERER for as less as 67.00 Euro. And the C-Compiler is a non-restricted, full version for the LPC2103.

-> Base board ULCbaseA for ULC2103

! Technical Data


  • Board 33mm x 43mm
  • ARM7TDMI-S (LPC2103, Philips)
  • Quartz 10MHz, max. 70MHz clock PLL-adjustable
  • 32KB FLASH-memory (ISP)
  • 8KB RAM
  • Two UARTs
  • Two SPI
  • Two I2C
  • A/D converter 8 x 10Bit
  • Max. 23 parallel I/O lines
  • Two Timers (32Bit)
  • RTC with independent power and own crystal, Watchdog
  • Supply voltage 3.3V, I/O 5V tolerant
  • 1.8V core voltage generated onboard
  • Contact pin spacing 2.54mm
  • Weight only 9 gramms, with battery 11 gramms
  • Temperature range -40 to +85°
  • Classified UL, CE, RoHS
  • Cross-C-compiler ECO-C-arm available


  • Battery
-> Manual
-> Assembly1
-> Assembly2
-> Diagram

-> lpc2103.pdf

-> Sample programs
-> Download


! Development Kit

For a start we offer a complete development kit:


! Prices

Part Code Details EUR*
ulc2103-profi-kit ULC2103 development kit with profi C-compiler for LPC2103 67.00
ulc2103 ULC2103 board 22.00
batt Option battery 4.00
bl2x16-2.54 Connector 2x16, RM 2.54 0.70
ulc2103-upgrade Upgrade to all targets 384.00
- ECO-C-arm Demo version -
eco-c-arm-linux ECO-C-arm command line version for Linux 99.00
*VAT and shipment not included. Quantity discounts on inquiry. Products: Single Board Computers