Open1768 Package A, LPC Development Board

SKU: 5863
Part Number: Open1768 Package A
Brand: Waveshare
UPC: 700646946709




ARM Cortex-M3 development board designed for NXP LPC series, features the LPC1768 MCU, and integrates various standard interfaces, pretty easy for peripheral expansions.
LPC1768 development board


Open1768 is an ARM Cortex-M3 development board that features an LPC1768 device as the microcontroller. It supports further expansion with various optional accessory boards for specific application. The modular and open design makes it the ideal for starting application development with ARM Cortex-M3 microcontroller.

What's On Board

LPC1768 development board on board resource
  1. LPC1768FBD100:the high performance ARM Cortex-M3 LPC MCU which features:
    • Core: Cortex-M3 32-bit RISC
    • Operating Frequency: 100MHz Max
    • Operating Voltage: 2.4-3.6V (3.3V typical)
    • Package: LQFP100
    • I/Os: 70
    • Memories: 512kB Flash, 64kB RAM
    • Communication Interfaces: 2 x SPI, 2 x SSP, 4 x UART, 3 x I2C, 1 x I2S, 6 x PWM, 8 x ADC, 1 x DAC
    • Debugging/Programming: supports SWD interfaces, supports ISP through UART
  2. AMS1117-3.3: 3.3V voltage regulator
  3. LM3526-L: USB power switch and over-current protection
  4. Power switch
  5. Power indicator
  6. LEDs: convenient for indicating I/O status and/or program running state
  7. USB communication indicator
  8. Reset button
  9. User keys: for I/O input test and/or program control
  10. Joystick: five positions
  11. 12M crystal oscillator: enables the MCU run at 48M frequency by frequency multiplication
  12. 32.768K crystal oscillator: for internal RTC, also supports clock calibration
  13. USB HOST port: for connecting USB flash drive, etc.
  14. CAN2 interface: communicates with accessory boards which feature the CAN device conveniently
  15. CAN1 interface: communicates with accessory boards which feature the CAN device conveniently
  16. I2C0 interface: easily connects to I2C peripherals such as I/O expander (PCF8574), EEPROM (AT24Cxx), etc.
  17. SPI0 | SPI1 interface: for connecting SPI peripherals, such as DataFlash (AT45DBxx), SD card, MP3, etc.
  18. Ethernet interface: easily connects the MCU to ethernet network by using an additional ethernet module, such as DP83848 Ethernet Board, etc.
  19. ONE-WIRE interface: easily connects to ONE-WIRE devices (TO-92 package), such as temperature sensor (DS18B20), electronic registration number (DS2401), etc.
  20. I2S interface (including I2C1, I2C2 interfaces): easily connects to I2S and/or I2C peripherals such as Stereo Audio Device, FRAM (FM24CLxx), etc.
  21. LCD interface: combined with an 8-bit to 16-bit adapter, supports connecting the 3.2 inch multi-color touch screen LCD (the adapter and LCD are included in Package A/B)
  22. UART2 | UART3 interface: for connecting UART peripherals, such as RS232, RS485, USB TO UART, etc.
  23. PS/2 interface: easily connects to PS/2 keyboard and/or mouse
  24. Modem interface (including UART1 interface): for connecting Modem and/or UART peripherals, such as RS232, RS485, USB TO UART, etc.
  25. 8 I/Os interface (including 3-ch AD, 1-ch DA)
    • for connecting accessory boards which using I/O control, such as 8 Push Buttons, Motor, etc.
    • also integrates AD/DA function for AD/DA testing
  26. ISP interface (including UART0 interface): for connecting ISP modules and/or UART peripherals, such as RS232, RS485, USB TO UART, etc.
  27. USB port: communicating with PC
  28. 5V DC jack
  29. 5V/3.3V power input/output: usually used for power output, and/or common ground with other application board
  30. MCU pins connector: all the MCU pins are accessible on expansion connectors for further expansion
  31. JTAG/SWD interface: for debugging/programming
  32. LEDs jumper
  33. User keys jumper
  34. Joystick jumper
  35. PS/2 jumper

For jumper 32-35:

  • short the jumper to connect to I/Os used in example code
  • open the jumper to connect to other custom pins via jumper wires
  1. VBAT selection jumper
    • short the jumper to use system power supply
    • open the jumper to make it possible to connect the VBAT to external power, such as battery


ARM Cortex-M3 Development Board
Open1768 Development Board
ARM Cortex-M3 Development Board
Open1768 development board back view
ARM Cortex-M3 Development Board
Connecting to a debugger
ARM Cortex-M3 Development Board
Connecting to various peripherals

Open1768 μC/OS-II (Ⅰ)

Open1768 μC/OS-II (Ⅱ)

Open1768 μC/OS-II (Ⅲ)

Open1768 μC/OS-II (Ⅳ)
LPC ISP (mini)
Connecting to LPC ISP (mini) via UART
RS232 Board
Connecting to RS232 Board via USART
RS485 Board
Connecting to RS485 Board via USART
PL2303 USB UART Board mini
Connecting to USB UART Board via USART
Connecting to CAN Board via CAN
8 Push Buttons
8 Push Buttons on the 8 I/O interface
5 IO Keypad
Connecting to 5 IO Keypad
AD Keypad
Connecting to AD Keypad
Analog Test Board
Test Board on the AD/DA port
Connecting to FRAM Board via I2C
I2C cascading x3
Multi I2C peripheral Module connected to the I2C bus
Connecting to DataFlash Board via SPI
NRF24L01 RF Board
Connecting to NRF24L01 RF Board via SPI
DP83848 Ethernet Board
Connecting to Ethernet Board via Ethernet interface
Connecting to any accessory board
Connecting to any accessory board you need

The Open1768 supports programming via UART BOOT LOAD, a USB TO UART accessory board is also provided in the package.
The Open1768 does NOT integrate any debugging function, a debugger is required.

JTAG/SWD Interface

The figures below shows the header pinouts of JTAG/SWD interface

JTAG interface header pinoutsSWD interface header pinouts

Note: some of the LPC Cortex-M3 Open series development board integrates SWD only.

Development Resources

  • Related Software
    • KEIL MDK-ARM Lite Edition (32 Kbytes limited), etc.
  • Demo Code (examples in C)
  • Schematic (PDF)
  • LPC ARM Cortex-M3 Development Documentations (Datasheets etc.)


Weight: 0.391 kg

Quick Overview

Package Contains

The "Standard Package" and "Accessory Boards Package" below are included.

Standard Package

  1. Open1768 development board x 1
  2. LPC ISP (mini) x 1
  3. USB type A plug to mini-B plug cable x 1
  4. 4-pin wire x 2
  5. 2-pin wire x 2
  6. USB power cable x 1
  7. Software CD x 1

Accessory Boards Package

  1. 3.2inch 320x240 Touch LCD x 1
  2. 3.2inch LCD Adapter x 1
  3. Analog Test Board (for testing embedded AD/DA) x 1
  4. DP83848 Ethernet Board x 1
  5. FM24CLXX FRAM Board (I2C) x 1
  6. AT45DBXX DataFlash Board (SPI) x 1
  7. SN65HVD230 CAN Board (CAN) 2pcs x 1
  8. Ethernet Cable x 1