iCE40 UltraLite Breakout Board
RGB LED Demonstration Design and Software GUI
The iCE40 UltraLite Breakout Board can demonstrate a complete controller for an RGB LED. These are the steps
necessary to run the demonstration.
1. Ensure that the RGB LED GUI is installed.
2. Make sure the jumpers on J15 are both in the horizontal position. This is the default pins 1-3 and 2-4 shorted
together.
Figure 7. SPI Flash Selection (Horizontal) for J15
3. Connect the iCE40 UltraLite breakout board via the USB cable to a PC or MAC.
9