fix: #52

ttrftech · Sep 28, 2019 · 4e2036b · 4e2036b
1 parent 0d36621
commit 4e2036b
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/main.c b/main.c
@@ -755,9 +755,10 @@ void
 set_frequencies(uint32_t start, uint32_t stop, int16_t points)
 {
  int i;
- uint32_t span = (stop - start) / 1000; /* prevents overflow because of maximum of int32_t(2.147e+9) */ 
+ float span = stop - start;
  for (i = 0; i < points; i++)
- frequencies[i] = start + span * i / (points - 1) * 1000;
+ frequencies[i] = start + i * span / (float)(points - 1);
+ // disable at out of sweep range
  for (; i < sweep_points; i++)
  frequencies[i] = 0;
 }