pennae 8e22d57447 rp/pio: add hd44780 example ... add an hd44780 example for pio. hd44780 with busy polling is a pretty complicated protocol if the busy polling is to be done by the peripheral, and this example exercises many pio features that we don't have good examples for yet.		2023-05-02 13:44:24 +02:00
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bin	rp/pio: add hd44780 example	2023-05-02 13:44:24 +02:00