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Make: FPGAs by David Romano

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Appendix B. Papilio AVR Loading

If you want to check out the operation of the Papilio AVR (Arduino microcontroller), there are a few additional steps you will need to complete.

Step 1: Power Up

First, plug your other USB-Micro cable into the Papilio module and move SW1 to the “up” position. You still need to have the FPGA USB cable connected to the USB-Mini connector. You don’t have to change the PWRSEL jumper for this exercise.

You’ll notice now that there are two Papilio DUOs listed in DesignLab’s Tools→Port submenu: one for the FPGA and one for the AVR. You’ll need to select the FPGA COM port first, as shown in Figure B-1.

Figure B-1. Select ...

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