ttrftech/NanoVNA
1
0
Fork 0
mirror of https://github.com/ttrftech/NanoVNA.git synced 2025-12-06 03:31:59 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

fix: #52

Browse source
This commit is contained in:
TT 2019-09-28 21:49:59 +09:00
parent 0d36621411
commit 4e2036ba36
1 changed files with 3 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
main.c
View file

@ -755,9 +755,10 @@ void
set_frequencies(uint32_t start, uint32_t stop, int16_t points) set_frequencies(uint32_t start, uint32_t stop, int16_t points)
{ {
int i; 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++) 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++) for (; i < sweep_points; i++)
frequencies[i] = 0; frequencies[i] = 0;
} }