diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..0b0c59c
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,6 @@
+.PHONY: build
+
+build:
+	cargo build --release
+	arm-none-eabi-objcopy -O binary target/thumbv6m-none-eabi/release/onyx.elf target/onyx.bin
+	bossac -ewvRo 0x2000 target/onyx.bin
\ No newline at end of file
diff --git a/flash b/flash
deleted file mode 100755
index 31cb46a..0000000
--- a/flash
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/usr/bin/env bash
-
-cargo build --release && sudo bossac -p /dev/ttyACM0 -e -w -v -R --offset 0x2000 target/thumbv6m-none-eabi/release/onyx
\ No newline at end of file
diff --git a/memory.x b/memory.x
index 65cd5a2..28559d6 100644
--- a/memory.x
+++ b/memory.x
@@ -1,7 +1,7 @@
 MEMORY
 {
-  FLASH (rx) : ORIGIN = 0x00000000 + 8K, LENGTH = 256K - 8K
-  RAM (xrw)  : ORIGIN = 0x20000000, LENGTH = 32K
+  FLASH : ORIGIN = 0x00000000 + 8K, LENGTH = 256K - 8K
+  RAM : ORIGIN = 0x20000000, LENGTH = 32K
 }
 
 /* This is where the call stack will be allocated. */
diff --git a/src/main.rs b/src/main.rs
index e2bb178..27b8625 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -26,13 +26,11 @@ fn main() -> ! {
         &mut peripherals.NVMCTRL,
     );
     let mut pins = hal::Pins::new(peripherals.PORT);
-    let mut red_led = pins.d13.into_open_drain_output(&mut pins.port);
+    let mut red_led = pins.d13.into_push_pull_output(&mut pins.port);
 
     let mut delay = Delay::new(core.SYST, &mut clocks);
     loop {
-        delay.delay_ms(200u8);
-        red_led.set_high().unwrap();
-        delay.delay_ms(200u8);
-        red_led.set_low().unwrap();
+        delay.delay_ms(1000u16);
+        red_led.toggle();
     }
 }