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| # Connect the device to your computer via USB. | | # Connect the device to your computer via USB. |
| # In the “Tools” menu, open the “Board” sub-menu and check to see if the “Pololu A-Star 32U4 (bootloader port)” entry is visible. If this entry is visible, you can skip to step 6. | | # In the “Tools” menu, open the “Board” sub-menu and check to see if the “Pololu A-Star 32U4 (bootloader port)” entry is visible. If this entry is visible, you can skip to step 6. |
− | # If you are using a 1.0.x version of the Arduino IDE, open the file ''[sketchbook location]/hardware/pololu/boards.txt'' using a text editor. If you are using a 1.5.x version of the Arduino IDE, open the file ''[sketchbook location]/hardware/pololu/avr/boards.txt'' using a text editor. You can see the sketchbook location in the Arduino IDE preferences dialog. The file you are looking for is part of the A-Star add-on. | + | # If you are using a 1.0.x version of the Arduino IDE, open the file '''[sketchbook location]/hardware/pololu/boards.txt''' using a text editor. If you are using a 1.5.x version of the Arduino IDE, open the file '''[sketchbook location]/hardware/pololu/avr/boards.txt''' using a text editor. You can see the sketchbook location in the Arduino IDE preferences dialog. The file you are looking for is part of the A-Star add-on. |
| # In the boards.txt file that you opened, find the lines at the bottom of the file that start with {{fname|#a-star32U4bp}}. Uncomment each of those lines by deleting the “#” character, and then save the file. | | # In the boards.txt file that you opened, find the lines at the bottom of the file that start with {{fname|#a-star32U4bp}}. Uncomment each of those lines by deleting the “#” character, and then save the file. |
| # Close the Arduino IDE and restart it. | | # Close the Arduino IDE and restart it. |
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| The Arduino IDE will compile your sketch and then upload it to the selected serial port. | | The Arduino IDE will compile your sketch and then upload it to the selected serial port. |
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− | If the compilation of the sketch takes longer than 8 seconds, then this procedure will fail because the bootloader will time out and start trying to run the malfunctioning sketch again. If that happens, try the procedure again using a simpler sketch such as the Blink example that can be found under ''File > Examples > 01.Basics > Blink'' . | + | If the compilation of the sketch takes longer than 8 seconds, then this procedure will fail because the bootloader will time out and start trying to run the malfunctioning sketch again. If that happens, try the procedure again using a simpler sketch such as the Blink example that can be found under '''File > Examples > 01.Basics > Blink''' . |
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| After reviving your device, be sure to change the Board setting back to “Pololu A-Star 32U4” and select the right Port. | | After reviving your device, be sure to change the Board setting back to “Pololu A-Star 32U4” and select the right Port. |
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| {{Pololu-Romi-32U4-TRAILER}} | | {{Pololu-Romi-32U4-TRAILER}} |