adam/LoraSA
1
0
Fork 0
mirror of https://github.com/Genaker/LoraSA.git synced 2026-08-06 17:03:40 +02:00
Code Issues Packages Projects Releases Wiki Activity

improve scanning speed.

Browse Source
This commit is contained in:
ionsurdu@github.com
2024-08-07 17:11:00 +03:00
parent 4de5f7f80f
commit 2c866ed89e
1 changed files with 32 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/main.cpp
+32 -16
View File
@@ -235,6 +235,10 @@ void setup(void)
display.clear();
Serial.println();
// calibrate only once ,,, at startup
radio.setFrequency(FREQ_BEGIN,true);
// waterfall start line y-axis
w = WATERFALL_START;
}
@@ -345,7 +349,8 @@ void loop(void)
waterfall[scan_iteration][x][w] = false;
freq = fr_begin + (range * ((float)x / STEPS));
radio.setFrequency(freq);
radio.setFrequency(freq,false);
// TODO: RSSI METHOD
// Gets RSSI (Recorded Signal Strength Indicator)
@@ -429,15 +434,21 @@ void loop(void)
}
}
#endif // SCAN_METHOD == METHOD_RSSI
detected = false;
#ifdef FILTER_SPECTRUM_RESULTS
// Filter Elements without neighbors
for (y = 0; y < RADIOLIB_SX126X_SPECTRAL_SCAN_RES_SIZE; y++)
{
#ifdef PRINT_DEBUG
Serial.printf("%04X,", result[y]);
#endif
#ifdef FILTER_SPECTRUM_RESULTS
// Filter Elements without neighbors
// if RSSI method actual value is -xxx dB
if (result[y] && (result[y + 1] != 0 || result[y - 1] != 0))
if (result[y] && ((result[y + 1] != 0) || (result[y - 1] != 0)))
{
// Filling the empty pixel between signals int the level < 27 (noise level)
/* if (y < 27 && result[y + 1] == 0 && result[y + 2] > 0)
@@ -451,13 +462,8 @@ void loop(void)
{
filtered_result[y] = 0;
}
}
#endif
for (y = 0; y < RADIOLIB_SX126X_SPECTRAL_SCAN_RES_SIZE; y++)
{
#ifdef PRINT_DEBUG
Serial.printf("%04X,", result[y]);
#endif
if (result[y] || y == drone_detection_level)
{
// check if we should alarm about a drone presence
@@ -465,6 +471,10 @@ void loop(void)
{
drone_detected = true;
// Set LED to ON (filtered in UI component)
UI_setLedFlag(drone_detected);
#if ( WATERFALL_ENABLED == true )
if (single_page_scan)
{
@@ -476,12 +486,13 @@ void loop(void)
#endif
if (drone_detected_frequency_start == 0)
{
// mark freq start
drone_detected_frequency_start = freq;
}
// mark freq end ... will right last detected range
drone_detected_frequency_end = freq;
UI_setLedFlag(true);
// If level is set to sensitive,
// start beeping every 10th frequency and shorter
@@ -512,7 +523,10 @@ void loop(void)
}
#if ( WATERFALL_ENABLED == true )
if (filtered_result[y] == 1 && y > drone_detection_level && single_page_scan && waterfall[scan_iteration][x][w] != true)
if ((filtered_result[y] == 1)
&& ( y > drone_detection_level)
&& ( single_page_scan )
&& ( waterfall[scan_iteration][x][w] != true) )
{
// If drone not found set dark pixel on the waterfall
// TODO: make something like scrolling up if possible
@@ -531,8 +545,10 @@ void loop(void)
detected = true;
}
// Draw detection Level line every 2 pixel
if (y == drone_detection_level && x % 2 == 0)
// -------------------------------------------------------------
// Draw "Detection Level line" every 2 pixel
// -------------------------------------------------------------
if ( ( y == drone_detection_level) && (x % 2 == 0))
{
display.setPixel(x, y);
}