User`s guide

LPC3250 Developer’s Kit - User’s Guide
Page 43
Copyright 2011 © Embedded Artists AB
Figure 19 – Jumper Settings for USB/Serial Connection
If they are not, it is possible that a terminal program resets the board and/or enable service boot mode
by accident.
In the software bundle with sample applications there is also a Windows application which can be used
to transfer a file to the board while it is in service boot mode. The application is available in the
software/cspc/lpc2xx/tools/LPC3250 loader directory.
1. Start the LPC3250 loader application, see Figure 20.
2. Click the ”Browse” button in the Executables - Primary Boot section and select the binary file
you would like to transfer to the board.
3. Select COM port and then click the “Enable Terminal Mode” button.
4. Click the “Load bin’s / start primary” button.
5. Hold down the P2.10 button on the QVGA Base Board and then press the Reset button on
the QVGA Base Board. When you release the reset button the download will begin.
USB-to-serial
connector
RX/TX jumpers:
Both jumpers
should always be
inserted
Service Boot jumpers:
Open: enable Service Boot
Shorted: disable Service Boot