Dániel Buga 2371c30542
Simplify user-facing DMA channel types (#626)
* Introduce a trait for DMA channels

This trait is then used to hold types related to the particular DMA channel. This change allows us to simplify user-facing types.

* Remove private type from I2s

* Remove redundant spi3 example, update examples

* Merge markdown sections

* Add changelog entry
2023-06-28 13:03:49 +01:00
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2023-05-12 13:46:56 +02:00
2023-05-15 17:11:31 +00:00
2023-06-21 04:03:15 -07:00
2023-04-18 13:48:01 +02:00