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Bootstrap something which detects keys

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Jake Howard 2024-09-21 11:31:53 +01:00
commit 205ad360a6
Signed by: jake
GPG key ID: 57AFB45680EDD477
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.gitignore vendored Normal file
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/target

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Cargo.toml Normal file
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[package]
name = "localdeck-keyboard"
version = "0.1.0"
edition = "2021"
[dependencies]
regex = "1.10.6"
serialport = "4.5.1"

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src/main.rs Normal file
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use regex::Regex;
use serialport::{SerialPortInfo, SerialPortType};
use std::io::{BufRead, BufReader};
use std::time::Duration;
// My dev board - final might be different
const VID_PID: (u16, u16) = (0x303a, 0x1001);
fn get_board_port() -> Option<SerialPortInfo> {
let ports = serialport::available_ports().expect("No ports found!");
for p in ports {
if let SerialPortType::UsbPort(ref info) = p.port_type {
if (info.vid, info.pid) == VID_PID {
return Some(p);
}
}
}
None
}
fn main() {
let board_port = match get_board_port() {
Some(p) => p,
_ => return,
};
// dbg!(&board_port);
println!("Connected to board: {}", board_port.port_name);
let conn = serialport::new(board_port.port_name, 115_200)
.timeout(Duration::MAX)
.open()
.unwrap();
let reader = BufReader::new(conn);
let key_re = Regex::new(r"key '(?P<key>[A-Z])' pressed").unwrap();
for l in reader.lines() {
match l {
Ok(msg) => {
let captures = match key_re.captures(&msg) {
None => continue,
Some(c) => c,
};
println!("Key pressed: {}", &captures["key"]);
}
// Ignore any timeouts
Err(e) if e.kind() == std::io::ErrorKind::TimedOut => {}
// Show errors, but keep going
Err(e) => {
dbg!(e);
}
}
}
}