FEATURES:

• MCU: LPC2138 16/32 bit ARM7TDMI-S™ 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
• JTAG connector as per ARM's 2x10 pin layout, ARM-JTAG (Wiggler) compatible
• 14.7456 Mhz crystal on socket, allow easy communication setup (4x PLL = 58,9824 Mhz CPU clock)
• RS232 interface circuit with SUB-D 9 pin connector
• LCD16x2 display
• five buttons
• Dallas iButton port
• Frequency input
• Relay with 10A/250VAC contacts
• Buzzer
• Status LED
• RESET circuit
• RESET button
• Bootloader enable jumper and pullup
• DEBUG jumper for JTAG enable/disable
• RTCK pullup resistors
• Power plug-in jack
• power supply: 6VAC/+9VDC
• three on board voltage regulators 1.8V, 3.3V and 5V
• power supply filtering capacitor
• Four mounting holes
• PCB: FR-4, 1.5 mm (0,062"), green soldermask, white silkscreen component print
• Dimensions: 120x38 mm (4.75x1.5")

DOCUMENTS:

• LPC-MT-2138.pdf
• LPC-MT-2138.chm

• Schematic
• ARM JTAG connector (TOP view)

• LCD drive code (EW-ARM)
• RTC code (EW-ARM)
• RS232 code (EW-ARM)
• Button, Relay, LED, buzzer demo code (EW-ARM)
• LCD, RTC, UART, BUTTONs, BUZZER demo code (GNU) by Markus Dornhofer
• OpenOCD + Eclipse set of projects 1.00 include flash write make file for LPC-MT-2138. The complete list of projects included is here.