Add the common package

Cargo.toml

@@ -1,9 +1,10 @@
 [workspace]
 members = [
+  "common",
   "nrf52840",
   "python",
 ]
-default-members = ["python"]
+default-members = ["common", "python"]
 resolver = "2"
 
 [workspace.dependencies]

common/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "common"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]

common/src/lib.rs

@@ -0,0 +1,29 @@
+#![no_std]
+use core::option::{Option, Option::None, Option::Some};
+
+pub fn split_at_response(line: &str) -> Option<(&str, &str)> {
+    if line.starts_with('+') {
+        if let Some(prefix_len) = line.find(": ") {
+            let prefix = &line[1..prefix_len];
+            let rest = &line[prefix_len + 2..];
+            return Some((prefix, rest));
+        }
+    }
+    None
+}
+
+#[cfg(test)]
+mod test_at_utils {
+    use super::*;
+
+    #[test]
+    fn test_split_at_response() {
+        let res = "+QMTSTAT: 0,2";
+        assert_eq!(split_at_response(res), Some(("QMTSTAT", "0,2")));
+
+        let res = "QMTSTAT: 0,2";
+        assert_eq!(split_at_response(res), None);
+        let res = "+QMTSTAT 0,2";
+        assert_eq!(split_at_response(res), None);
+    }
+}

nrf52840/Cargo.toml

@@ -7,6 +7,8 @@ resolver = "2"
 rust-version = "1.81"
 
 [dependencies]
+common = { path = "../common" }
+
 defmt = "0.3"
 defmt-rtt = "0.4"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
@@ -27,6 +29,3 @@ heapless =  { git = "https://github.com/rust-embedded/heapless.git", rev = "0ebc
 thiserror = { version = "2.0.0", default-features = false }
 embassy-sync = "0.6.0"
 chrono = { workspace = true }
-
-[profile.release]
-debug = 2

nrf52840/src/at_utils.rs

@@ -1,3 +1,4 @@
+use common::split_at_response;
 use core::str::{from_utf8, FromStr};
 use defmt::*;
 use embassy_executor::Spawner;
@@ -10,17 +11,6 @@ use heapless::{format, String, Vec};
 
 use crate::error::Error;
 
-pub fn split_at_response(line: &str) -> Option<(&str, &str)> {
-    if line.starts_with('+') {
-        if let Some(prefix_len) = line.find(": ") {
-            let prefix = &line[1..prefix_len];
-            let rest = &line[prefix_len + 2..];
-            return Some((prefix, rest));
-        }
-    }
-    None
-}
-
 #[derive(Clone)]
 pub enum FromModem {
     Line(String<AT_COMMAND_SIZE>),
@@ -367,17 +357,3 @@ impl AtUart {
         Ok(response)
     }
 }
-
-//#[cfg(test)]
-//mod test_at_utils {
-//    #[test]
-//    fn test_split_at_response() {
-//        let res = "+QMTSTAT: 0,2";
-//        assert_eq!(split_at_response(res), Some(("QMTSTAT", "0,2")));
-//
-//        let res = "QMTSTAT: 0,2";
-//        assert_eq!(split_at_response(res), None);
-//        let res = "+QMTSTAT 0,2";
-//        assert_eq!(split_at_response(res), None);
-//    }
-//}

nrf52840/src/bg77.rs

@@ -1,8 +1,9 @@
 use crate::{
-    at_utils::{split_at_response, AtUart, URC_CHANNEL},
+    at_utils::{AtUart, URC_CHANNEL},
     error::Error,
 };
 use chrono::{NaiveDateTime, TimeDelta};
+use common::split_at_response;
 use defmt::{error, info, unwrap};
 use embassy_executor::Spawner;
 use embassy_nrf::{