kopia lustrzana https://github.com/piotr022/UV_K5_playground
refactor, feat: 100KHz to track satellite doppler shift, better smaller steps, better defaults
Mikhail Yudin
rodzic
1e533bc6b8
commit
1d65b2e798
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@ -26,7 +26,7 @@ Features:
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* no scan sound
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* squelch by user input level
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* 0.2 .. 3.2MHz frequency ranges
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* 0.1 .. 3.2MHz frequency ranges
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* ticks by frequency (100,500,1000KHz)
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* catch signal peak frequency
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* automatic frequency change step
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@ -41,8 +41,11 @@ How to start:
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How to operate:
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* press **8** / **2** for zoom in / zoom out
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* press and hold **3** / **9** to set squelch level
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* press **UP** / **DOWN** key to change frequency
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* press **1** / **7** to control measurement time (increasing "sensitivity")
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* press **2** / **8** to to set frequency change step
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* press **9** / **3** for zoom in / zoom out
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* press and hold **\*** / **F** to set squelch level
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* press **5** to toggle backlight
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* press **0** to remove frequency from sspectrum to scan
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* press **EXIT** to disable spectrum view
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@ -270,10 +270,9 @@ public:
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const char dot[1] = {64};
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for (unsigned char i = 0; i < len; i++) {
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if (pointAt == len - i) {
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u16CoursorPosition++;
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auto *pCoursorPosition = Bitmap.GetCoursorData(u16CoursorPosition);
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auto *pCoursorPosition = Bitmap.GetCoursorData(u16CoursorPosition + 1);
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memcpy(pCoursorPosition, dot, 1);
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u16CoursorPosition++;
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u16CoursorPosition += 2;
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}
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PrintCharacter(str[i]);
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}
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@ -0,0 +1,26 @@
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enum Keys {
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NUM0,
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NUM1,
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NUM2,
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NUM3,
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NUM4,
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NUM5,
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NUM6,
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NUM7,
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NUM8,
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NUM9,
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MENU, // 10
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UP, // 11
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DOWN, // 12
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EXIT, // 13
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ASTERISK, // 14
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FUNCTION, // 15
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_NA16,
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_NA17,
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_NA18,
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_NA19,
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_NA20,
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_NA21,
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FN2, // 22
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FN1, // 23
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};
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@ -1,4 +1,5 @@
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#pragma once
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#include "keys.hpp"
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#include "radio.hpp"
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#include "system.hpp"
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#include "types.hpp"
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@ -6,10 +7,15 @@
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template <Radio::CBK4819 &RadioDriver> class CSpectrum {
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public:
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static constexpr auto ExitKey = 13;
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static constexpr auto DrawingEndY = 42;
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static constexpr auto BarPos = 5 * 128;
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static constexpr u32 modeHalfSpectrumBW[6] = {50_KHz, 100_KHz, 200_KHz,
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400_KHz, 800_KHz, 1600_KHz};
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static constexpr u16 modeScanStep[6] = {1562_Hz, 6250_Hz, 12500_Hz,
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25_KHz, 25_KHz, 25_KHz};
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static constexpr u8 modeXdiv[6] = {1, 2, 2, 2, 1, 0};
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u8 rssiHistory[128] = {};
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u32 fMeasure;
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@ -18,16 +24,16 @@ public:
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u8 peakI = 0;
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u32 peakF = 0;
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u8 rssiMin = 255;
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u16 scanDelay = 1200;
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u8 btnCounter = 0;
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bool resetBlacklist = false;
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CSpectrum()
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: DisplayBuff(gDisplayBuffer), Display(DisplayBuff),
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FontSmallNr(gSmallDigs), frequencyChangeStep(400_KHz), bwMul(2),
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FontSmallNr(gSmallDigs), scanDelay(1600), mode(4),
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rssiTriggerLevel(60) {
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Display.SetFont(&FontSmallNr);
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frequencyChangeStep = modeHalfSpectrumBW[mode];
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};
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void Scan() {
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@ -73,7 +79,7 @@ public:
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void DrawSpectrum() {
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for (u8 x = 0; x < 128; ++x) {
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auto v = rssiHistory[x >> BWMul2XDiv()];
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auto v = rssiHistory[x >> modeXdiv[mode]];
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if (v != 255) {
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Display.DrawHLine(Rssi2Y(v), DrawingEndY, x);
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}
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@ -87,9 +93,6 @@ public:
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Display.SetCoursorXY(112, 0);
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Display.PrintFixedDigitsNumber3(GetBW(), 4, 2, 1);
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/* Display.SetCoursorXY(0, 0);
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Display.PrintFixedDigitsNumber2(rssiMinV, 0); */
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Display.SetCoursorXY(44, 0);
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Display.PrintFixedDigitsNumber3(peakF, 2, 6, 3);
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@ -101,9 +104,6 @@ public:
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Display.SetCoursorXY(57, 48);
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Display.PrintFixedDigitsNumber3(frequencyChangeStep, 4, 2, 1);
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/* Display.SetCoursorXY(0, 8);
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Display.PrintFixedDigitsNumber2(rssiMaxV, 0); */
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}
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void DrawRssiTriggerLevel() {
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@ -127,61 +127,56 @@ public:
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}
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}
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void OnKey(u8 key) {
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switch (key) {
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case 14:
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UpdateRssiTriggerLevel(1);
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DelayMs(90);
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break;
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case 15:
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UpdateRssiTriggerLevel(-1);
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DelayMs(90);
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break;
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}
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}
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void OnKeyDown(u8 key) {
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switch (key) {
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case 1:
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case Keys::NUM1:
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if (scanDelay < 8000) {
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scanDelay += 200;
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rssiMin = 255;
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}
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break;
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case 7:
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case Keys::NUM7:
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if (scanDelay > 800) {
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scanDelay -= 200;
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rssiMin = 255;
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}
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break;
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case 3:
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case Keys::NUM3:
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UpdateBWMul(1);
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resetBlacklist = true;
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break;
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case 9:
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case Keys::NUM9:
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UpdateBWMul(-1);
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resetBlacklist = true;
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break;
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case 2:
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case Keys::NUM2:
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UpdateFreqChangeStep(100_KHz);
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break;
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case 8:
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case Keys::NUM8:
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UpdateFreqChangeStep(-100_KHz);
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break;
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case 11: // up
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case Keys::UP:
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UpdateCurrentFreq(frequencyChangeStep);
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resetBlacklist = true;
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break;
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case 12: // down
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case Keys::DOWN:
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UpdateCurrentFreq(-frequencyChangeStep);
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resetBlacklist = true;
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break;
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case 5:
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case Keys::NUM5:
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ToggleBacklight();
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break;
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case 0:
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case Keys::NUM0:
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Blacklist();
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break;
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case Keys::ASTERISK:
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UpdateRssiTriggerLevel(1);
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DelayMs(90);
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break;
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case Keys::FUNCTION:
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UpdateRssiTriggerLevel(-1);
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DelayMs(90);
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break;
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}
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ResetPeak();
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}
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@ -189,12 +184,16 @@ public:
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bool HandleUserInput() {
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btnPrev = btn;
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btn = PollKeyboard();
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if (btn == ExitKey) {
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if (btn == Keys::EXIT) {
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DeInit();
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return false;
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}
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OnKey(btn);
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if (btn != 255 && btnPrev == 255) {
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if (btn != 255 && btn == btnPrev) {
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btnCounter = clamp(btnCounter + 1, 0, 255);
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} else {
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btnCounter = 0;
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}
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if ((btn != 255 && btnPrev == 255) || btnCounter > 16) {
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OnKeyDown(btn);
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}
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return true;
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@ -203,7 +202,7 @@ public:
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void Render() {
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DisplayBuff.ClearAll();
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DrawTicks();
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DrawArrow(peakI << BWMul2XDiv());
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DrawArrow(peakI << modeXdiv[mode]);
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DrawSpectrum();
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DrawRssiTriggerLevel();
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DrawNums();
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@ -212,24 +211,22 @@ public:
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void Update() {
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if (peakRssi >= rssiTriggerLevel) {
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Listen(1600);
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return;
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Listen();
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}
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if (peakRssi < rssiTriggerLevel) {
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Scan();
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}
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Scan();
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}
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void UpdateRssiTriggerLevel(i32 diff) {
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if ((diff > 0 && rssiTriggerLevel < 255) ||
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(diff < 0 && rssiTriggerLevel > 0)) {
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rssiTriggerLevel += diff;
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}
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}
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void UpdateRssiTriggerLevel(i32 diff) { rssiTriggerLevel += diff; }
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void UpdateBWMul(i32 diff) {
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if ((diff > 0 && bwMul < 4) || (diff < 0 && bwMul > 0)) {
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bwMul += diff;
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if ((diff > 0 && mode < 5) || (diff < 0 && mode > 0)) {
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mode += diff;
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SetBW();
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rssiMin = 255;
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frequencyChangeStep = modeHalfSpectrumBW[mode];
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}
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frequencyChangeStep = 100_KHz << bwMul;
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}
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void UpdateCurrentFreq(i64 diff) {
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@ -267,7 +264,9 @@ private:
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oldAFSettings = BK4819Read(0x47);
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oldBWSettings = BK4819Read(0x43);
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MuteAF();
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SetWideBW();
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SetBW();
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ResetPeak();
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resetBlacklist = true;
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isInitialized = true;
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}
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@ -282,19 +281,21 @@ private:
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void ResetPeak() {
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peakRssi = 0;
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peakF = currentFreq;
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// peakF = currentFreq;
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peakT = 0;
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}
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void SetWideBW() {
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void SetBW() {
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auto Reg = BK4819Read(0x43);
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Reg &= ~(0b11 << 4);
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BK4819Write(0x43, Reg | (0b11 << 4));
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if (mode >= 3)
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Reg |= 0b11 << 4;
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BK4819Write(0x43, Reg);
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}
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void MuteAF() { BK4819Write(0x47, 0); }
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void RestoreOldAFSettings() { BK4819Write(0x47, oldAFSettings); }
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void Listen(u16 durationMs) {
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void Listen() {
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if (fMeasure != peakF) {
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fMeasure = peakF;
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RadioDriver.SetFrequency(fMeasure);
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@ -302,26 +303,17 @@ private:
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RadioDriver.ToggleAFDAC(true);
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}
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for (u8 i = 0; i < 16 && PollKeyboard() == 255; ++i) {
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DelayMs(durationMs >> 4);
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DelayMs(64);
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}
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peakRssi = rssiHistory[peakI] = GetRssi();
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}
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u16 GetScanStep() { return 25_KHz >> (2 >> bwMul); }
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u32 GetBW() { return 200_KHz << bwMul; }
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u32 GetFStart() { return currentFreq - (100_KHz << bwMul); }
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u32 GetFEnd() { return currentFreq + (100_KHz << bwMul); }
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u16 GetScanStep() { return modeScanStep[mode]; }
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u32 GetBW() { return modeHalfSpectrumBW[mode] << 1; }
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u32 GetFStart() { return currentFreq - modeHalfSpectrumBW[mode]; }
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u32 GetFEnd() { return currentFreq + modeHalfSpectrumBW[mode]; }
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u8 BWMul2XDiv() { return clamp(4 - bwMul, 0, 2); }
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u8 GetMeasurementsCount() {
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if (bwMul == 3) {
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return 64;
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}
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if (bwMul > 3) {
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return 128;
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}
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return 32;
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}
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u8 GetMeasurementsCount() { return 128 >> modeXdiv[mode]; }
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void ResetRSSI() {
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RadioDriver.ToggleRXDSP(false);
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@ -331,7 +323,7 @@ private:
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u8 GetRssi() {
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ResetRSSI();
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DelayUs(scanDelay);
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DelayUs(scanDelay << (mode < 3));
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return (BK4819Read(0x67) & 0x1FF) >> 1;
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}
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@ -355,25 +347,20 @@ private:
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return v;
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}
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u32 modulo(u32 num, u32 div) {
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while (num >= div)
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num -= div;
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return num;
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}
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TUV_K5Display DisplayBuff;
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CDisplay<const TUV_K5Display> Display;
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const TUV_K5SmallNumbers FontSmallNr;
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u32 frequencyChangeStep;
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u8 bwMul;
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u16 scanDelay;
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u8 mode;
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u8 rssiTriggerLevel;
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u8 btn = 255;
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u8 btnPrev = 255;
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u8 btn;
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u8 btnPrev;
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u32 currentFreq;
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u16 oldAFSettings;
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u16 oldBWSettings;
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u32 frequencyChangeStep;
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bool isInitialized = false;
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};
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