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Open1788 Package A, LPC Development Board


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LPC development board designed for the LPC1788FBD208 MCU, and integrates various standard interfaces, pretty easy for peripheral expansions.

LPC1788FBD208 development board


Open1788 is an LPC development board designed for the LPC1788FBD208 microcontroller, consists of the mother board and the MCU core board Core1788.

The Open1788 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 NXP LPC series microcontrollers.

What's on board

LPC1788FBD208 development board on board resource

  1. LPC1788FBD208 (core board):the high performance LPC MCU which features:

    • Core: Cortex-M3 32-bit RISC

    • Operating Frequency: 120MHz Max

    • Operating Voltage: 2.4-3.6V (3.3V typical)

    • Package: LQFP208

    • I/Os: 165

    • Memories: 512KB Flash, 96KB SRAM, 4K EEPROM

    • MCU communication Interfaces:

      • 1 x LCD, 1 x 10/100 ETH MAC, 1 x GP DMA Controller

      • USB Device/Host (Onchip PHY and DMA Controller)

      • 5 x UART, 3 x SSP, 3 x I2C, 1 x I2S, 2 x CAN,1 x SDIO

      • 8 x 12Bit ADC, 1 x 10Bit ADC, 1 x DAC, 1 x MOTOR PWM

      • 6 x GP PWM, 1 x Quadrature Encoder Interface, 1 x EMC

    • AD & DA converters: 3 x AD (12-bit, 1μs, shares 24 channels); 2 x DA (12-bit)

    • Debugging/Programming: supports JTAG/SWD (serial wire debug) interfaces, supports ISP via UART

  2. H57V1262GTR-75C (core board): 2PCS x 128M Bit SDRAM

  3. K9F1G08U0B (core board): 1G Bit NandFlash

  4. SST39VF3201 (core board): 32M Bit NorFlash

  5. LM3526-L (mother board bottom side): onboard USB power switch and over-current protection

  6. AMS1117-3.3, 3.3V voltage regulator

  7. Power supply switch

  8. Power indicator

  9. LEDs: convenient for indicating I/O status and/or program running state

  10. USB communication LED1: USB GOOD LINK1

  11. USB communication LED2: USB GOOD LINK2

  12. Reset button

  13. User key: convenient for I/O input and/or interact with running code

  14. Joystick: five positions

  15. 12M crystal oscillator (core board): used to boost operating frequency by frequency multiplication

  16. 32.768K crystal (core board), for internal RTC with calibration

  17. USB type A interface: for connecting USB devices such as USB flash drive

  18. CAN2 interface: communicates with accessory boards which feature the CAN device conveniently

  19. CAN1 interface: communicates with accessory boards which feature the CAN device conveniently

  20. AD+DA interface: for AD/DA testing

  21. USB OTG transceiver interface: for connecting USB OTG transceiver module

  22. SPI0 | SPI1 interface:easily connects to SPI peripherals such as DataFlash (AT45DBxx), SD card, MP3 module, etc.

  23. I2C1 | I2C2 interface: easily connects to I2C peripherals such as I/O expander (PCF8574), EEPROM (AT24Cxx), etc.

  24. I2S | I2C0 interface: for connecting I2S and/or I2C modules such as UDA1380 module, FRAM FM24CLxx, etc.

  25. Modem | UART1 interface: for connecting Modem and/or UART modules such as RS232, RS485, USB TO UART, etc.

  26. SDIO interface: for connecting Micro SD module, features much faster access speed rather than SPI

  27. Ethernet interface: easily connects the MCU to ethernet network by using an additional ethernet module, such as DP83848 Ethernet Board

  28. ISP | UART0 interface: for connecting ISP and/or UART modules such as RS232, RS485, USB TO UART, etc.

  29. ONE-WIRE interface: easily connects to ONE-WIRE devices (TO-92 package), such as temperature sensor (DS18B20), electronic registration number (DS2401), etc.

  30. LCD interface: for connecting to 4.3 inch touch screen LCD through an adapter

  31. USB mini interface: used for establishing USB communication between PC and the LPC development board

  32. 5V DC jack

  33. 5V/3.3 V power input/output: usually used as power output, also common-grounding with other user board

  34. MCU pins connector: all the idle pins are accessible on expansion connectors for further expansion

  35. JTAG/SWD interface: for debugging/programming

  36. LEDs jumper

  37. User key jumper

  38. Joystick jumper

  39. SD card detect jumper

    • short the jumper to enable SD card detection function

    • open the jumper to disconnect from I/O port

  40. USB enable jumper

    • short the jumper to enable USB

    • open the jumper to disconnect from I/O port

  41. USB HOST jumper

    • short the jumper when using USB HOST

    • open the jumper to disconnect from I/O port

  42. VBAT selection jumper

    • short the jumper to use the onboard battery

    • open the jumper to connect the VBAT to other external power

  43. VREFP selection jumper

    • short the jumper to connect VREFP to VCC

    • open the jumper to connect VREFP to other custom pin via jumper wire

For jumpers 36-38:

  • short the jumper to connect to I/Os used in example code

  • open the jumper to connect to other custom pins via jumper wires


LPC Development Board
Open1788 development board

LPC Development Board
Open1788 development board

LPC Development Board
Open1788 development board back view

LPC Development Board
Open1788 mother board

LPC MCU Core Board
MCU core board Core1788

LPC MCU Core Board
MCU core board Core1788

LPC Development Board
Connecting to a debugger

LPC Development Board
Connecting to various peripherals

Open1788 emWin demo
Open1788 emWin demo 1

Open1788 emWin demo
Open1788 emWin demo 2

Open1788 emWin demo
Open1788 emWin demo 3

Open1788 emWin demo
Open1788 emWin demo 4

USB Device
Connecting to USB device

USB3300 USB HS Board
Connecting to LPC ISP (mini)

RS232 Board
Connecting to RS232 Board

RS485 Board
Connecting to RS485 Board

PL2303 USB UART Board mini
Connecting to USB UART Board

SN65HVD230 CAN Board
Connecting to CAN Board

8 Push Buttons
Connecting to 8 Push Buttons

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

I2C cascading x3
Multi I2C peripheral Module connected to the I2C bus

Micro SD Storage Board
Connecting to Micro SD Storage Board

AT45DBXX DataFlash Board
Connecting to DataFlash Board

NRF24L01 RF Board
Connecting to NRF24L01 RF Board

DP83848 Ethernet Board
Connecting to Ethernet Board

VS1003B MP3 Board
Connecting to VS1003B MP3 Board

UDA1380 Board
Connecting to UDA1380 Board

Connecting to any accessory board
Connecting to any accessory board you need

The Open1788 supports programming via UART bootloader, a USB TO UART accessory board is also provided in the package.
The Open1788 does NOT integrate any debugging function, a debugger is required.

JTAG/SWD interfaces

The figure 1, and 2 show the header pinouts of JTAG/SWD interface

Figure 1. JTAG Header Pinout
JTAG Header Pinout

Figure 2. SWD Header Pinout
SWD Header Pinout

Development Resources

  • Related software (KEIL etc.)

  • Examples in C

  • Schematic (PDF)

  • LPC Cortex-M3 development documentations (Datasheet etc.)

Wiki: www.utsource.net/wiki/Open1788

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