Basic controller input

lib/ppu_sm.c

@@ -187,7 +187,7 @@ void ppu_mode_hblank() {
                 u32 fps = frame_count;
                 start_timer = end;
                 frame_count = 0;
-                printf("FPS: %ld\n", fps);
+                //printf("FPS: %ld\n", fps);
                 if(cart_need_save()){
                     cart_battery_save();
                 }