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To load the FTDI chip USB hardware drivers via the stand-alone package:
1. Browse to
www.latticesemi.com/breakoutboards
2. Extract the FTDI chip USB Hardware driver package to your PC hard drive.
3. Connect the USB cable from a USB port on your PC to the board's USB mini-B socket (J2). After connection is
made, a green Power LED (D9) will light indicating the board is powered on.
4. If you are prompted, "Windows may connect to Windows Update" select No, not this time from available
options and click Next to proceed with the installation. Choose the Install from specific location (Advanced)
option and click Next.
5. Search for the best driver in these locations and click the Browse button to browse to the Windows driver folder
created in the Download Windows USB Hardware Drivers section. Select the CDM 2.04.06 WHQL Certified
folder and click OK.
6. Click Next. A screen will display as Windows copies the required driver files. Windows will display a message
indicating that the installation was successful.
7. Click Finish to install the USB driver.
8. Red LEDs will light and start to flash according to the preprogrammed demonstration design.
See the
Troubleshooting
Download Demo Designs
A demo is preprogrammed into the Breakout Board, however over time it is likely your board will be modified. Lat-
tice distributes source and programming files for demonstration designs compatible with the Breakout Board.
To download demo designs:
1. Browse to the Lattice Breakout Board web page (www.latticesemi.com/breakoutboards). Select the ispMACH
4256V Demo Application download and save the file.
2. Extract the contents of Demo_ispMACH4256V.zip to an accessible location on your hard drive.
The demo design directory, Demo_ispMACH4256V, is unpacked.
Recompile a Demonstration Project with ispLEVER Classic
Use the procedure described below to recompile a demo project for the Breakout Board.
1. Install and license ispLEVER Classic software.
2. Run the ispLEVER Classic Project Navigator.
3. Browse to the demo design directory, Demo_ispMACH4256V, and open the Demo_ispMACH4256V.syn proj-
ect file.
4. From the Source in project window, select the target device.
The Fit Design process appears in the Processes for current source window.
5. Select Fit Design, right-click and choose Start.
After a few moments the JEDEC programming file is output.
6. See the
Programming with Lattice Diamond Programmer
to the board.
section of this guide if the board does not function as expected.
ispMACH 4256V Breakout Board Evaluation Kit
and download the FTDI chip USB Hardware driver package.
section for details on downloading a programming file
5
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