Hardware Validation
With the FPGA programmed, test the behavior:
1. Connect an LED to the output pin led0.
2. Observe the LED brightness:
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It should blink at a fixed frequency, with brightness gradually increasing (duty cycle increasing).
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Once the counter reaches the maximum value (255), the PWM resets.
3. If the behavior is not as expected:
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Check your block connections in ChipInventor.
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Ensure the system clock is properly connected.
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