headless?

Cargo.lock

@@ -25,6 +25,21 @@ dependencies = [
  "avr-hal-generic",
 ]
 
+[[package]]
+name = "atomic-polyfill"
+version = "0.1.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3ff7eb3f316534d83a8a2c3d1674ace8a5a71198eba31e2e2b597833f699b28"
+dependencies = [
+ "critical-section",
+]
+
+[[package]]
+name = "autocfg"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
+
 [[package]]
 name = "avr-device"
 version = "0.5.1"
@@ -71,6 +86,7 @@ dependencies = [
  "arduino-hal",
  "avr-device",
  "embedded-hal",
+ "heapless",
  "nb 0.1.3",
  "panic-halt",
  "ufmt",
@@ -82,6 +98,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8fe8f5a8a398345e52358e18ff07cc17a568fbca5c6f73873d3a62056309603"
 
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
 [[package]]
 name = "cfg-if"
 version = "0.1.10"
@@ -94,6 +116,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "critical-section"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7059fff8937831a9ae6f0fe4d658ffabf58f2ca96aa9dec1c889f936f705f216"
+
 [[package]]
 name = "embedded-hal"
 version = "0.2.7"
@@ -110,6 +138,38 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "723dce4e9f25b6e6c5f35628e144794e5b459216ed7da97b7c4b66cdb3fa82ca"
 
+[[package]]
+name = "hash32"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0c35f58762feb77d74ebe43bdbc3210f09be9fe6742234d573bacc26ed92b67"
+dependencies = [
+ "byteorder",
+]
+
+[[package]]
+name = "heapless"
+version = "0.7.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db04bc24a18b9ea980628ecf00e6c0264f3c1426dac36c00cb49b6fbad8b0743"
+dependencies = [
+ "atomic-polyfill",
+ "hash32",
+ "rustc_version",
+ "spin",
+ "stable_deref_trait",
+]
+
+[[package]]
+name = "lock_api"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1cc9717a20b1bb222f333e6a92fd32f7d8a18ddc5a3191a11af45dcbf4dcd16"
+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
+
 [[package]]
 name = "nb"
 version = "0.1.3"
@@ -161,12 +221,48 @@ dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "rustc_version"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
+dependencies = [
+ "semver",
+]
+
 [[package]]
 name = "rustversion"
 version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ffc183a10b4478d04cbbbfc96d0873219d962dd5accaff2ffbd4ceb7df837f4"
 
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
+[[package]]
+name = "semver"
+version = "1.0.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ad977052201c6de01a8ef2aa3378c4bd23217a056337d1d6da40468d267a4fb0"
+
+[[package]]
+name = "spin"
+version = "0.9.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+dependencies = [
+ "lock_api",
+]
+
+[[package]]
+name = "stable_deref_trait"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
+
 [[package]]
 name = "syn"
 version = "1.0.109"

Cargo.toml

@@ -17,6 +17,7 @@ ufmt = "0.1.0"
 nb = "0.1.2"
 embedded-hal = "0.2.3"
 avr-device = "0.5.1"
+heapless = "0.7.16"
 
 [dependencies.arduino-hal]
 git = "https://github.com/rahix/avr-hal"

src/main.rs

@@ -2,13 +2,14 @@
 #![no_main]
 
 mod webee;
+
 use webee::{Webee};
 
 
 use arduino_hal::{delay_ms, Peripherals};
 use arduino_hal::prelude::*;
+use ufmt::{uDisplay};
 use panic_halt as _;
-use crate::webee::SimpleVec;
 
 
 #[arduino_hal::entry]
@@ -16,32 +17,41 @@ fn main() -> ! {
     let dp = Peripherals::take().unwrap();
     let pins = arduino_hal::pins!(dp);
     let _status = pins.d13.into_output();
-    let webee_rx = pins.d2;
+    let webee_rx = pins.d2.forget_imode();
     let mut serial = arduino_hal::default_serial!(dp, pins, 57600);
 
     let mut test = Webee::new(
         dp.USART1,
         pins.d19.forget_imode(),
-        pins.d18.into_output()
+        pins.d18.into_output(),
     );
 
-    ufmt::uwriteln!(&mut serial, "Webee initialized: {}", webee_rx.is_high()).void_unwrap();
+    let ready = webee_rx.is_high();
+    ufmt::uwriteln!(&mut serial, "Webee initialized: {}", ready).void_unwrap();
     delay_ms(1000);
-
+    if (!ready) {
-    {
+        ufmt::uwriteln!(&mut serial, "Webee initialized: {}", webee_rx.is_high()).void_unwrap();
-        let x = SimpleVec::from_slice(&[0x5a, 0xaa, 0xb1]);
-        ufmt::uwrite!(&mut serial, "Vector ({}): ", x.len());
-        for byte in &x.items()[..x.len()] {
-            ufmt::uwrite!(&mut serial, "{:02X} ", *byte);
-        }
-        ufmt::uwrite!(&mut serial, "\n");
     }
 
-    let role = test.send(&[0x5a, 0xaa, 0xb1]);
+    let func = |byte : u8| {
+        ufmt::uwriteln!(&mut serial, "R {}", byte);
+    };
+
+    test.send_void(&[0x5a, 0xaa, 0xb1]);
     ufmt::uwrite!(&mut serial, "Role: ");
-    for byte in role.items() {
+    let role = test.recv();
-        ufmt::uwrite!(&mut serial, "{:02X}", byte);
+    for i in 0..role.len() {
+        let byte = *role.get(i).unwrap();
+        ufmt::uwrite!(&mut serial, "{} ", byte);
     }
+    ufmt::uwriteln!(&mut serial, "");
+
+    let data = test.recv();
+    ufmt::uwrite!(&mut serial, "{}", data.len());
+
+    // for byte in role.items() {
+    //     ufmt::uwrite!(&mut serial, "{:02X}", byte);
+    // }
 
     // for byte in [0x5a, 0xaa, 0xb1].iter() {
     //     webee.write_byte(*byte);

src/webee.rs

@@ -4,13 +4,15 @@ use arduino_hal::port::mode::{Input, Output};
 use arduino_hal::usart::{Usart, UsartOps};
 use arduino_hal::prelude::*;
 
-mod simple_vector;
+use heapless::Vec;
-pub use simple_vector::SimpleVec;
+
+// mod simple_vector;
+// pub use simple_vector::SimpleVec;
 
 
 pub struct Webee<USART: UsartOps<Atmega, RX, TX>, RX, TX>
 {
-    webee: Usart<USART, RX, TX>,
+    pub webee: Usart<USART, RX, TX>,
 }
 
 enum SendCmd {}
@@ -34,7 +36,7 @@ where
         }
     }
 
-    pub fn send(&mut self, data: &[u8]) -> SimpleVec {
+    pub fn send(&mut self, data: &[u8]) -> Vec<u8, 128> {
         for byte in data {
             self.webee.write_byte(*byte);
         }
@@ -42,12 +44,31 @@ where
         return self.recv();
     }
 
-    fn recv(&mut self) -> SimpleVec {
+    pub fn send_void(&mut self, data: &[u8]) {
-        let mut byte: u8 = self.webee.read_byte();
+        for byte in data {
-        let mut buffer = SimpleVec::new();
+            self.webee.write_byte(*byte);
+        }
+    }
 
-        while byte != STOP {
+    pub fn recv(&mut self) -> Vec<u8, 128> {
-            buffer.push(byte);
+        let mut byte: u8 = self.webee.read_byte();
+        let mut buffer = Vec::new();
+
+        while byte != STOP && !buffer.is_full() {
+            buffer.push(byte).unwrap();
+            byte = self.webee.read_byte();
+        }
+
+        return buffer;
+    }
+
+    pub fn recv_debug(&mut self, callback: fn(u8)) -> Vec<u8, 128> {
+        let mut byte: u8 = self.webee.read_byte();
+        callback(byte);
+        let mut buffer = Vec::new();
+
+        while byte != STOP && !buffer.is_full() {
+            buffer.push(byte).unwrap();
             byte = self.webee.read_byte();
         }
 

src/webee/simple_vector.rs

@@ -34,6 +34,10 @@ impl SimpleVec {
         len
     }
 
+    pub fn full(&self) -> bool {
+        self.items.len() == self.len()
+    }
+
 
     pub fn push(&mut self, value: u8) {
         let vec_item = VecItem {