1 files changed, 2 insertions, 0 deletions
diff --git a/chip8.h b/chip8.h
index d19f439..287dacc 100644
--- a/chip8.h
+++ b/chip8.h
@@ -35,6 +35,7 @@
 #define FONT_BYTE_SIZE 80
 #define BYTE_MASK 0x80
 #define PIXEL_COLOR 0xFFFFFF
+#define TIMER_FREQUENCY 60
 
 int load_rom();
 void chip8_init();
@@ -42,5 +43,6 @@ void chip8_draw_sprite(int startx, int starty, uint16_t mem, uint8_t size);
 void chip8_cycle();
 void chip8_beep();
 void unknown_opcode(uint16_t bad_opcode);
+void chip8_timer_cycle();
 
 #endif