ttrftech/NanoVNA
1
0
Fork 0
mirror of https://github.com/ttrftech/NanoVNA.git synced 2026-04-04 22:17:52 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Move bandwidth option from properties to config

Browse source 
Little fixes
This commit is contained in:
DiSlord 2020-04-02 16:36:59 +03:00
parent 30ff60a3de
commit e09ee19646
4 changed files with 19 additions and 17 deletions
Download patch file Download diff file Expand all files Collapse all files

4
dsp.c
View file

@ -26,6 +26,7 @@ int16_t samp_buf[SAMPLE_LEN];
int16_t ref_buf[SAMPLE_LEN];
#endif
#if 1
const int16_t sincos_tbl[48][2] = {
{ 10533, 31029 }, { 27246, 18205 }, { 32698, -2143 }, { 24636, -21605 },
{ 6393, -32138 }, {-14493, -29389 }, {-29389, -14493 }, {-32138, 6393 },
@ -40,7 +41,8 @@ const int16_t sincos_tbl[48][2] = {
{ 32138, 6393 }, { 29389, -14493 }, { 14493, -29389 }, { -6393, -32138 },
{-24636, -21605 }, {-32698, -2143 }, {-27246, 18205 }, {-10533, 31029 }
};
#if 0
#else
int16_t sincos_tbl[AUDIO_SAMPLES_COUNT][2];
void generate_DSP_Table(int offset){
float audio_freq = AUDIO_ADC_FREQ;
// N = offset * AUDIO_SAMPLES_COUNT / audio_freq; should be integer