custom_char/
custom_char.rs

1use charlcd::custom_char;
2use charlcd::Screen;
3use std::io::Write;
4
5fn main() -> std::io::Result<()> {
6    let mut screen = Screen::default()?;
7
8    // Alarm symbol
9    screen.custom_char(0, [0x04, 0x0E, 0x0E, 0x0E, 0x0E, 0x1F, 0x04, 0x00])?;
10
11    screen.custom_char(1, custom_char::RIGHT_TRIANGLE)?;
12    screen.custom_char(2, custom_char::LEFT_TRIANGLE)?;
13    screen.custom_char(3, custom_char::UP_TRIANGLE)?;
14    screen.custom_char(4, custom_char::DOWN_TRIANGLE)?;
15
16    screen.clear()?;
17    screen.write(b"\x00 Alarm 10:00\n")?;
18    screen.write(b"\x01\x02 X Arrows\n")?;
19    screen.write(b"\x03\x04 Y Arrow")?;
20    screen.flush()?;
21
22    Ok(())
23}