diff --git a/screen.h b/screen.h
new file mode 100644
index 0000000..e504617
--- /dev/null
+++ b/screen.h
@@ -0,0 +1,16 @@
+#pragma once
+
+#include <stdint.h>
+
+#undef NK_IMPLEMENTATION
+#define NK_INCLUDE_FIXED_TYPES
+#define NK_INCLUDE_STANDARD_IO
+#define NK_INCLUDE_STANDARD_VARARGS
+#define NK_INCLUDE_DEFAULT_ALLOCATOR
+#define NK_INCLUDE_VERTEX_BUFFER_OUTPUT
+#define NK_INCLUDE_FONT_BAKING
+#define NK_INCLUDE_DEFAULT_FONT
+#include "nuklear/nuklear.h"
+
+// draw the CPU screen
+void screen(struct nk_context *ctx, uint8_t *mem, uint8_t size);