summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorKeith Packard <keithp@keithp.com>2012-10-12 13:54:37 -0700
committerKeith Packard <keithp@keithp.com>2012-10-12 13:54:37 -0700
commit6a3ee911353291b04e161d50a181ed4211d467a2 (patch)
treefbc8e7b766e991a24f3c8b688b6a08c48ccb44d7
parent7795d8309b3e1147bc37d31a0adde42d7dee6cd1 (diff)
altos: Allow projects to specify clock at other than 100Hz
Leave the default at 100Hz, but allow it to be overridden Signed-off-by: Keith Packard <keithp@keithp.com>
-rw-r--r--src/core/ao.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/core/ao.h b/src/core/ao.h
index 711b3533..9d801489 100644
--- a/src/core/ao.h
+++ b/src/core/ao.h
@@ -85,7 +85,9 @@ ao_panic(uint8_t reason);
extern volatile __data AO_TICK_TYPE ao_tick_count;
/* Our timer runs at 100Hz */
+#ifndef AO_HERTZ
#define AO_HERTZ 100
+#endif
#define AO_MS_TO_TICKS(ms) ((ms) / (1000 / AO_HERTZ))
#define AO_SEC_TO_TICKS(s) ((s) * AO_HERTZ)