Add convinience make targets

Makefile

@@ -1,2 +1,27 @@
+.NOTPARALLEL:
+
+export RUST_LOG ?= info,cargo_tarpaulin=off
+
+.PHONY: build-cortex-m4
 build-cortex-m4:
 	cargo build --target thumbv7em-none-eabi
+
+.PHONY: test
+test:
+	cargo test --features virtual
+
+.PHONY: check
+check:
+	cargo fmt --check
+	cargo check --all-targets --all-features
+	cargo check --target thumbv7em-none-eabi
+	cargo clippy -- -Dwarnings
+	RUSTDOCFLAGS='-Dwarnings' cargo doc --all-features
+	
+.PHONY: tarpaulin
+tarpaulin:
+	cargo tarpaulin --features virtual -o Html -o Xml
+
+.PHONY: example
+example:
+	cargo run --example virtual --features virtual