# HG changeset patch # User John Tsiombikas # Date 1314249739 -10800 # Node ID c0c68988bcdffa9d39178599b88b0e48ee2b7479 # Parent f74f4561e71c072746b6895c4cf46bf94e4c878b changed the wheel perimeter diff -r f74f4561e71c -r c0c68988bcdf odometer.c --- a/odometer.c Wed Aug 24 07:51:12 2011 +0300 +++ b/odometer.c Thu Aug 25 08:22:19 2011 +0300 @@ -22,6 +22,7 @@ #include #include + #define SEC_TICKS (F_CPU / 256 / 256) #define PRESCL_1 1 @@ -39,8 +40,13 @@ #define DEBOUNCE_TICKS 1 + +/* wheel perimeter in centimeters */ +#define WHEEL_PERIMETER 194 + #define nop() asm volatile("nop") + void init_timer(void); void latch(int n); void update_display(void); @@ -56,9 +62,6 @@ unsigned long nrot; unsigned long speed_rps; -/* wheel perimeter in centimeters */ -#define WHEEL_PERIMETER 220 - int main(void) { int i;