Clarify why we need the mut buffer
@@ -428,6 +428,8 @@ impl Default for SequenceConfig {
#[non_exhaustive]
pub struct Sequence<'d> {
/// The words comprising the sequence. Must not exceed 32767 words.
+ /// The reason for this buffer to be mutable is so that stopping
+ /// the PWM can relinquish the sequence for subsequent modification.
pub words: &'d mut [u16],
/// Configuration associated with the sequence.
pub config: SequenceConfig,
