diff --git a/examples/bare3.1.rs b/examples/bare3.1.rs
deleted file mode 100644
index 3013d874af62f0bd6b101262ef4bf76168bd26cf..0000000000000000000000000000000000000000
--- a/examples/bare3.1.rs
+++ /dev/null
@@ -1,22 +0,0 @@
-//! bare3.rs
-//! Simple bare metal application
-#![no_std]
-
-extern crate cortex_m;
-extern crate stm32f40x;
-
-#[macro_use]
-extern crate cortex_m_debug;
-
-fn main() {
-    let s = "ABCD";
-    ipln!("s = {:?}", s);
-
-    // iterate over the byte repr. of s
-    for c in s.as_bytes() {
-        ip!("{},", c)
-    }
-
-    ipln!();
-    loop {}
-}