hd44780-controller 0.1.0-alpha.2

HD44780 LCD controller with async/sync support for embedded-hal
Documentation 
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use super::{BlankFallback, Charset, QuestionFallback};

#[derive(Copy, Clone, Eq, PartialEq, Debug)]
pub struct MinimalCharset;

impl MinimalCharset {
    pub const BLANK_FALLBACK: BlankFallback<Self> = BlankFallback(Self);
    pub const QUESTION_FALLBACK: QuestionFallback<Self> = QuestionFallback(Self);
}

impl Charset for MinimalCharset {
    fn char_to_code(&self, c: char) -> Option<u8> {
        match c {
            '\\' | '\x10'..='\x1f' => None,
            '\x00'..='\x7d' => Some(c as u8),
            _ => None,
        }
    }
}