Flashing & Blinky

Cargo.toml

@@ -9,4 +9,12 @@ cortex-m-rt = "0.7.5"
 panic-halt = "1.0.0"
 stm32l4xx-hal = { version = "0.7.1", features = ["rt", "stm32l433"] }
 
+[profile.dev]
+opt-level = 1  # we don't fit at 0, and check is nice
 
+[profile.release]
+codegen-units = 1
+debug = true
+lto = true
+opt-level = "z"
+overflow-checks = true