send dummy command

common/src/lib.rs

@@ -1,7 +1,8 @@
 #![no_std]
+use serde::Serialize;
 use serde::Deserialize;
 
-#[derive(Deserialize, Default)]
+#[derive(Serialize, Deserialize, Default)]
 pub struct Command {
     pub left: f32,
     pub right: f32,

converter/Cargo.toml

@@ -4,3 +4,7 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+serialport = "4.7.2"
+postcard = "1.1.2"
+common = { path = "../common" }
+heapless = "0.7.17"

converter/src/main.rs

@@ -1,3 +1,23 @@
+use std::{thread::sleep, time::Duration};
+
+use common::Command;
+use postcard::to_vec_cobs;
+use heapless::Vec;
+
 fn main() {
-    println!("Hello, world!");
+    let mut port = serialport::new("/dev/ttyACM0", 1152000)
+        .open().expect("port missing");
+    println!("port open");
+
+    let command = Command { left: 0.0, right: 0.7 };
+
+    let encoded: Vec<u8, 20> = to_vec_cobs(&command).unwrap();
+
+    loop {
+        port.write(&encoded).expect("port write fail");
+        println!("sending");
+
+        sleep(Duration::from_millis(200));
+        
+    }
 }