Retired Product

This product has been retired from our catalog and is no longer for sale. This page is made available for those looking for datasheets and the simply curious.

Creative Commons images are CC BY-NC-SA 3.0

Description: Replacement: None. We are no longer carrying this development board but have a look at the rest of our development tools. This page is for reference only.

Development board for the LPC2138 processor.

  • MCU: LPC2138 16/32 bit ARM7TDMI with 512K Bytes Program Flash, 32K Bytes RAM, RTC, 8x 10 bit ADC 2.44 uS, 2x UARTs, I2C, SPI, 2x 32bit TIMERS, 8x CCR, 6x PWM, WDT, 5V tolerant I/O, up to 60MHz operation
  • Standard JTAG connector with ARM 2x10 pin layout for programming/debugging with ARM-JTAG
  • On board voltage regulator 3.3V with up to 800mA current
  • Single power supply: >6VAC or DC required
  • Power supply status LED
  • Power supply filtering capacitors
  • Two channel RS232 interface
  • RESET circuit with external control of Philips ISP utility via RS232
  • RESET button
  • DBG jumper for JTAG enable
  • BSL jumper for bootloader enable
  • JRST jumper for enable/disable external RESET control by RS232
  • 14.7456 MHz removable crystal
  • 32.768kHz RTC crystal
  • Extension headers for all uC ports
  • FR-4, 1.5 mm (0.062"), green soldermask, white silkscreen component print


  • Overall: 3.0x2.2" (76x55 mm)
  • Space between the pin rows: 1.9" (48.26 mm)

Documents: LPC-H2138 Datasheet, LPC-H2138 Schematic

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