From bd511ee2ef69087238f4493fb5854b249a72af67 Mon Sep 17 00:00:00 2001
From: Michael Beaumont <mjboamail@gmail.com>
Date: Sat, 11 Jan 2020 22:13:39 +0100
Subject: [PATCH] build: Improve dependencies

---
 Cargo.toml            | 7 +++----
 examples/stm32f042.rs | 1 +
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 9b56ac1..cdc9185 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,15 +11,14 @@ license = "MIT"
 repository = "https://github.com/michaelbeaumont/dht-sensor"
 
 [dependencies]
-embedded-hal = "0.2.3"
+embedded-hal = "^0.2.3"
 
 [dev-dependencies]
-stm32f0xx-hal = {version = "*", features = ["stm32f042"]}
+stm32f0xx-hal = {version = "0.15.2", features = ["stm32f042"]}
 cortex-m = "0.6.1"
 cortex-m-rt = "0.6.11"
-cortex-m-semihosting = "0.3.3"
+cortex-m-semihosting = "0.3.5"
 panic-halt = "0.2.0"
-stm32f0 = {version = "0.9.0", features = ["stm32f0x2"]}
 
 [profile.release]
 codegen-units = 1
diff --git a/examples/stm32f042.rs b/examples/stm32f042.rs
index a919042..bb96d81 100644
--- a/examples/stm32f042.rs
+++ b/examples/stm32f042.rs
@@ -2,6 +2,7 @@
 #![no_main]
 
 use crate::hal::{delay, gpio, prelude::*, stm32};
+use cortex_m;
 use cortex_m_rt::entry;
 use cortex_m_semihosting::hprintln;
 use panic_halt as _;