Terminal Development Board - LPC2138

sku: DEV-00259

Description: Compact development board with key pad, back lit LCD, buzzer, and relay.

• MCU: 16/32 bit LPC2138
• 512K Bytes Program Flash, 32K Bytes RAM, 8 Channel 10-bit ADC, RTC, 2x UARTs, I2C, SPI, 2x 32bit TIMERS, 8x CCR, 6x PWM, WDT, 5V tolerant I/O, up to 60MHz operation
• 14.7456 MHz crystal divides down for easy communication setup
• Internal 4x PLL = 58.9824 MHz CPU clock
• JTAG connector as per ARM's 2x10 pin layout, ARM-JTAG (Wiggler) compatible
• RS232 interface circuit
• LCD16x2 display with LED Backlight
• Five buttons
• Dallas iButton port
• Frequency input
• Relay with 10A/250VAC contacts
• Buzzer
• Status LED
• RESET circuit
• Boot loader enable jumper and pull-up
• DBGSEL, RTCK pull-up resistors
• Power supply: 6VAC/+9VDC
• Three on board voltage regulators rated up to 800mA - 1.8V, 3.3V, and 5V
• Power supply decoupling/filter capacitors
• Four mounting holes
• PCB: FR-4, 1.5 mm (0.062"), green solder mask, white silkscreen component print

Dimensions: 4.75x1.5" (120x38mm)

Documents:

• Schematic
• LPC-MT-2138.pdf
• LPC-MT-2138.chm
• LCD drive code
• RTC code
• RS232 code
• Button, Relay, LED, buzzer demo code