IO1 Xplained Pro

4.3.2 Low Pass Filter

I/O1 Xplained Pro features a first order low-pass filter with a cutoff frequency of ~2340Hz. It is realized with a 680Ω resistor and a 100nF capacitor. This filter can be used to filter a PWM generated signal which can be sampled with an ADC pin.

Table 4-7. Low Pass Filter Connections
Pin on EXT connector	Silk screen marking
8	PWM
4	ADC

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