X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fcore%2Fao.h;h=5e1fbb9d05d6a39ea91ec6ef368efa746ca0de2e;hb=46f87373bc8c28442273ee4f8da3a352223150f5;hp=1032dd33dcd794c25c016d8aad562c06750bef49;hpb=11046bc89b3ce6386f1005fc8476b08f54d6f5fb;p=fw%2Faltos

diff --git a/src/core/ao.h b/src/core/ao.h
index 1032dd33..5e1fbb9d 100644
--- a/src/core/ao.h
+++ b/src/core/ao.h
@@ -125,7 +125,12 @@ ao_panic(uint8_t reason);
  * ao_timer.c
  */
 
-extern volatile __data uint16_t ao_tick_count;
+#ifndef AO_TICK_TYPE
+#define AO_TICK_TYPE	uint16_t
+#define AO_TICK_SIGNED	int16_t
+#endif
+
+extern volatile __data AO_TICK_TYPE ao_tick_count;
 
 /* Our timer runs at 100Hz */
 #define AO_HERTZ		100