From cb2236cf4664463e4249ee5fa9f2552a474d294e Mon Sep 17 00:00:00 2001
From: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Date: Mon, 22 Nov 2021 23:22:11 +0100
Subject: [PATCH] =?UTF-8?q?Add=20an=20example=20echo=20bot=20using=20the?=
 =?UTF-8?q?=20USB=C2=A0Gecko?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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This program repeats every byte it is fed.
---
 src/bin/echo-bot.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 src/bin/echo-bot.rs

diff --git a/src/bin/echo-bot.rs b/src/bin/echo-bot.rs
new file mode 100644
index 0000000..4daa426
--- /dev/null
+++ b/src/bin/echo-bot.rs
@@ -0,0 +1,22 @@
+//! This is an example of how to communicate with an USB Gecko using Luma.
+
+#![no_std]
+
+extern crate luma_core;
+extern crate luma_runtime;
+
+use luma_core::exi::usb_gecko::UsbGecko;
+use luma_core::exi::Exi;
+
+fn main() {
+    let exi = Exi::init();
+    let gecko = UsbGecko::new(&exi).unwrap();
+    loop {
+        // TODO: use interrupts here, instead of a busy loop.
+        let buf = match gecko.receive() {
+            Ok(buf) => buf,
+            Err(_) => continue,
+        };
+        gecko.send(&buf).unwrap();
+    }
+}