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-rw-r--r--src/rf/cc1101.cpp420
1 files changed, 210 insertions, 210 deletions
diff --git a/src/rf/cc1101.cpp b/src/rf/cc1101.cpp
index f9b16b7..87966f8 100644
--- a/src/rf/cc1101.cpp
+++ b/src/rf/cc1101.cpp
@@ -27,331 +27,331 @@ int powerLevel = 10;
// ===== ISR =====
void IRAM_ATTR pulseISR() {
- unsigned long now = micros();
+ unsigned long now = micros();
- if (!capturing)
- return;
- if (pulseIndex >= RAW_BUF_MAX)
- return;
+ if (!capturing)
+ return;
+ if (pulseIndex >= RAW_BUF_MAX)
+ return;
- unsigned long duration = now - lastEdgeTime;
+ unsigned long duration = now - lastEdgeTime;
- if (duration < 150)
- return;
+ if (duration < 150)
+ return;
- captureBuffer[pulseIndex++] = duration;
- lastEdgeTime = now;
+ captureBuffer[pulseIndex++] = duration;
+ lastEdgeTime = now;
}
// ===== OOK SETUP =====
void setupOOKMode() {
- ELECHOUSE_cc1101.SetRx();
- ELECHOUSE_cc1101.setMHZ(currentFreq);
-
- ELECHOUSE_cc1101.setModulation(2); // ASK/OOK
- ELECHOUSE_cc1101.setDRate(dataRate);
- ELECHOUSE_cc1101.setDeviation(0);
- ELECHOUSE_cc1101.setRxBW(rxBW);
- ELECHOUSE_cc1101.setSyncMode(0);
- ELECHOUSE_cc1101.setPA(powerLevel);
+ ELECHOUSE_cc1101.SetRx();
+ ELECHOUSE_cc1101.setMHZ(currentFreq);
+
+ ELECHOUSE_cc1101.setModulation(2); // ASK/OOK
+ ELECHOUSE_cc1101.setDRate(dataRate);
+ ELECHOUSE_cc1101.setDeviation(0);
+ ELECHOUSE_cc1101.setRxBW(rxBW);
+ ELECHOUSE_cc1101.setSyncMode(0);
+ ELECHOUSE_cc1101.setPA(powerLevel);
}
// ===== INIT (LAZY, SAFE) =====
// ================= CC1101 INIT =================
bool initCC1101() {
- Serial.println();
- Serial.println("===== CC1101 INIT =====");
+ Serial.println();
+ Serial.println("===== CC1101 INIT =====");
- // ===== SPI =====
- SPI.begin(cc1101_SCK, cc1101_MISO, cc1101_MOSI, CC1101_CS);
+ // ===== SPI =====
+ SPI.begin(cc1101_SCK, cc1101_MISO, cc1101_MOSI, CC1101_CS);
- pinMode(CC1101_CS, OUTPUT);
- digitalWrite(CC1101_CS, HIGH);
+ pinMode(CC1101_CS, OUTPUT);
+ digitalWrite(CC1101_CS, HIGH);
- delay(100);
+ delay(100);
- // ===== GDO =====
- ELECHOUSE_cc1101.setGDO(CC1101_GDO0, -1);
+ // ===== GDO =====
+ ELECHOUSE_cc1101.setGDO(CC1101_GDO0, -1);
- ELECHOUSE_cc1101.setSpiPin(cc1101_SCK, cc1101_MISO, cc1101_MOSI, CC1101_CS);
+ ELECHOUSE_cc1101.setSpiPin(cc1101_SCK, cc1101_MISO, cc1101_MOSI, CC1101_CS);
- // ===== DETECT =====
- Serial.println("Checking chip...");
+ // ===== DETECT =====
+ Serial.println("Checking chip...");
- if (!ELECHOUSE_cc1101.getCC1101()) {
- Serial.println("❌ CC1101 NOT FOUND");
- return false;
- }
+ if (!ELECHOUSE_cc1101.getCC1101()) {
+ Serial.println("❌ CC1101 NOT FOUND");
+ return false;
+ }
- Serial.println("✅ CC1101 FOUND");
+ Serial.println("✅ CC1101 FOUND");
- // ===== IMPORTANT =====
- // DO NOT CALL Init()
- // it freezes on some ESP32-S3 setups
+ // ===== IMPORTANT =====
+ // DO NOT CALL Init()
+ // it freezes on some ESP32-S3 setups
- // ===== MANUAL CONFIG =====
- ELECHOUSE_cc1101.setMHZ(currentFreq);
+ // ===== MANUAL CONFIG =====
+ ELECHOUSE_cc1101.setMHZ(currentFreq);
- // 2 = ASK/OOK
- ELECHOUSE_cc1101.setModulation(2);
+ // 2 = ASK/OOK
+ ELECHOUSE_cc1101.setModulation(2);
- ELECHOUSE_cc1101.setDRate(dataRate);
+ ELECHOUSE_cc1101.setDRate(dataRate);
- ELECHOUSE_cc1101.setRxBW(rxBW);
+ ELECHOUSE_cc1101.setRxBW(rxBW);
- ELECHOUSE_cc1101.setDeviation(0);
+ ELECHOUSE_cc1101.setDeviation(0);
- // disable sync requirement
- ELECHOUSE_cc1101.setSyncMode(0);
+ // disable sync requirement
+ ELECHOUSE_cc1101.setSyncMode(0);
- ELECHOUSE_cc1101.setPA(powerLevel);
+ ELECHOUSE_cc1101.setPA(powerLevel);
- // async serial mode
- ELECHOUSE_cc1101.setCCMode(0);
+ // async serial mode
+ ELECHOUSE_cc1101.setCCMode(0);
- // enter RX
- ELECHOUSE_cc1101.SetRx();
+ // enter RX
+ ELECHOUSE_cc1101.SetRx();
- pinMode(CC1101_GDO0, INPUT);
+ pinMode(CC1101_GDO0, INPUT);
- Serial.println("✅ RX MODE READY");
+ Serial.println("✅ RX MODE READY");
- cc1101Inited = true;
- return true;
+ cc1101Inited = true;
+ return true;
}
// ===== CAPTURE CONTROL =====
void startCapture() {
- pulseIndex = 0;
- capturing = true;
- lastEdgeTime = micros();
+ pulseIndex = 0;
+ capturing = true;
+ lastEdgeTime = micros();
- attachInterrupt(digitalPinToInterrupt(CC1101_GDO0), pulseISR, CHANGE);
+ attachInterrupt(digitalPinToInterrupt(CC1101_GDO0), pulseISR, CHANGE);
- Serial.println("Looking for RF... ");
+ Serial.println("Looking for RF... ");
}
bool isCC1101Ready() { return cc1101Inited; }
void stopCapture() {
- capturing = false;
+ capturing = false;
- detachInterrupt(digitalPinToInterrupt(CC1101_GDO0));
+ detachInterrupt(digitalPinToInterrupt(CC1101_GDO0));
- Serial.println("Capture stopped");
+ Serial.println("Capture stopped");
}
// ===== DEBUG PRINT =====
void printCapture() {
- Serial.println("Captured pulses:");
+ Serial.println("Captured pulses:");
- for (int i = 0; i < pulseIndex; i++) {
- Serial.println(captureBuffer[i]);
- }
+ for (int i = 0; i < pulseIndex; i++) {
+ Serial.println(captureBuffer[i]);
+ }
}
// ================= REPLAY =================
void replaySignal() {
- Serial.println();
- Serial.println("Replaying signal...");
+ Serial.println();
+ Serial.println("Replaying signal...");
- stopCapture();
+ stopCapture();
- ELECHOUSE_cc1101.SetTx();
+ ELECHOUSE_cc1101.SetTx();
- pinMode(CC1101_GDO0, OUTPUT);
+ pinMode(CC1101_GDO0, OUTPUT);
- for (int i = 0; i < pulseIndex; i++) {
- digitalWrite(CC1101_GDO0, (i % 2 == 0) ? HIGH : LOW);
+ for (int i = 0; i < pulseIndex; i++) {
+ digitalWrite(CC1101_GDO0, (i % 2 == 0) ? HIGH : LOW);
- delayMicroseconds(captureBuffer[i]);
- }
+ delayMicroseconds(captureBuffer[i]);
+ }
- digitalWrite(CC1101_GDO0, LOW);
+ digitalWrite(CC1101_GDO0, LOW);
- ELECHOUSE_cc1101.SetRx();
+ ELECHOUSE_cc1101.SetRx();
- pinMode(CC1101_GDO0, INPUT);
+ pinMode(CC1101_GDO0, INPUT);
- Serial.println("Replay complete");
+ Serial.println("Replay complete");
}
void captureAndDisplay() {
- if (!cc1101Inited) {
- if (!initCC1101()) {
- u8g2.clearBuffer();
- u8g2.setFont(u8g2_font_6x10_tr);
- u8g2.drawStr(0, 20, "CC1101 Failed");
- u8g2.sendBuffer();
- return;
+ if (!cc1101Inited) {
+ if (!initCC1101()) {
+ u8g2.clearBuffer();
+ u8g2.setFont(u8g2_font_6x10_tr);
+ u8g2.drawStr(0, 20, "CC1101 Failed");
+ u8g2.sendBuffer();
+ return;
+ }
}
- }
- startCapture();
+ startCapture();
- u8g2.clearBuffer();
- u8g2.setFont(u8g2_font_6x10_tr);
- u8g2.drawStr(0, 12, "CC1101 Capture");
- u8g2.drawStr(0, 28, "Waiting RF...");
- u8g2.drawStr(0, 60, "BACK = Exit");
- u8g2.sendBuffer();
+ u8g2.clearBuffer();
+ u8g2.setFont(u8g2_font_6x10_tr);
+ u8g2.drawStr(0, 12, "CC1101 Capture");
+ u8g2.drawStr(0, 28, "Waiting RF...");
+ u8g2.drawStr(0, 60, "BACK = Exit");
+ u8g2.sendBuffer();
- unsigned long lastSignal = millis();
- int lastPulseCount = 0;
+ unsigned long lastSignal = millis();
+ int lastPulseCount = 0;
- while (true) {
- // signal detected
- if (pulseIndex > lastPulseCount) {
- lastPulseCount = pulseIndex;
- lastSignal = millis();
- }
+ while (true) {
+ // signal detected
+ if (pulseIndex > lastPulseCount) {
+ lastPulseCount = pulseIndex;
+ lastSignal = millis();
+ }
- // update OLED
- u8g2.clearBuffer();
- u8g2.setFont(u8g2_font_6x10_tr);
+ // update OLED
+ u8g2.clearBuffer();
+ u8g2.setFont(u8g2_font_6x10_tr);
- u8g2.drawStr(0, 12, "CC1101 Capture");
+ u8g2.drawStr(0, 12, "CC1101 Capture");
- u8g2.setCursor(0, 28);
- u8g2.print("Pulses: ");
- u8g2.print(pulseIndex);
+ u8g2.setCursor(0, 28);
+ u8g2.print("Pulses: ");
+ u8g2.print(pulseIndex);
- u8g2.setCursor(0, 42);
- u8g2.print("Freq: ");
- u8g2.print(currentFreq);
- u8g2.print(" MHz");
+ u8g2.setCursor(0, 42);
+ u8g2.print("Freq: ");
+ u8g2.print(currentFreq);
+ u8g2.print(" MHz");
- if (pulseIndex > 0) {
- u8g2.drawStr(0, 54, "Signal Detected");
- } else {
- u8g2.drawStr(0, 54, "Waiting...");
- }
+ if (pulseIndex > 0) {
+ u8g2.drawStr(0, 54, "Signal Detected");
+ } else {
+ u8g2.drawStr(0, 54, "Waiting...");
+ }
- u8g2.sendBuffer();
+ u8g2.sendBuffer();
- // auto print once capture stabilizes
- if (pulseIndex > 20 && (millis() - lastSignal > 1500)) {
- stopCapture();
+ // auto print once capture stabilizes
+ if (pulseIndex > 20 && (millis() - lastSignal > 1500)) {
+ stopCapture();
- Serial.println();
- Serial.println("===== RF CAPTURE =====");
+ Serial.println();
+ Serial.println("===== RF CAPTURE =====");
- for (int i = 0; i < pulseIndex; i++) {
- Serial.print(captureBuffer[i]);
- Serial.print(", ");
- }
+ for (int i = 0; i < pulseIndex; i++) {
+ Serial.print(captureBuffer[i]);
+ Serial.print(", ");
+ }
- Serial.println();
+ Serial.println();
- u8g2.clearBuffer();
- u8g2.setFont(u8g2_font_6x10_tr);
- u8g2.drawStr(0, 15, "Capture Complete");
+ u8g2.clearBuffer();
+ u8g2.setFont(u8g2_font_6x10_tr);
+ u8g2.drawStr(0, 15, "Capture Complete");
- u8g2.setCursor(0, 35);
+ u8g2.setCursor(0, 35);
+ }
}
- }
}
void handleMenu() {
- if (!isCC1101Ready()) {
- if (!initCC1101()) {
- u8g2.clearBuffer();
- u8g2.setFont(u8g2_font_6x10_tr);
- u8g2.drawStr(0, 20, "CC1101 Failed");
- u8g2.sendBuffer();
- delay(1500);
- return;
+ if (!isCC1101Ready()) {
+ if (!initCC1101()) {
+ u8g2.clearBuffer();
+ u8g2.setFont(u8g2_font_6x10_tr);
+ u8g2.drawStr(0, 20, "CC1101 Failed");
+ u8g2.sendBuffer();
+ delay(1500);
+ return;
+ }
}
- }
- pulseIndex = 0;
+ pulseIndex = 0;
- startCapture();
+ startCapture();
- // ===== CAPTURE FOR 5 SEC =====
- unsigned long start = millis();
+ // ===== CAPTURE FOR 5 SEC =====
+ unsigned long start = millis();
- while (millis() - start < 5000) {
- noInterrupts();
- int count = pulseIndex;
- interrupts();
+ while (millis() - start < 5000) {
+ noInterrupts();
+ int count = pulseIndex;
+ interrupts();
- u8g2.clearBuffer();
- u8g2.setFont(u8g2_font_6x10_tr);
+ u8g2.clearBuffer();
+ u8g2.setFont(u8g2_font_6x10_tr);
- u8g2.drawStr(0, 12, "RF Capturing...");
+ u8g2.drawStr(0, 12, "RF Capturing...");
- u8g2.setCursor(0, 30);
- u8g2.print("Pulses: ");
- u8g2.print(count);
+ u8g2.setCursor(0, 30);
+ u8g2.print("Pulses: ");
+ u8g2.print(count);
- u8g2.sendBuffer();
+ u8g2.sendBuffer();
- delay(50);
- }
+ delay(50);
+ }
- stopCapture();
+ stopCapture();
- // ===== DISPLAY CAPTURE BUFFER =====
- int scroll = 0;
+ // ===== DISPLAY CAPTURE BUFFER =====
+ int scroll = 0;
- while (1) {
- noInterrupts();
- int count = pulseIndex;
- interrupts();
+ while (1) {
+ noInterrupts();
+ int count = pulseIndex;
+ interrupts();
- u8g2.clearBuffer();
- u8g2.setFont(u8g2_font_5x8_tr);
+ u8g2.clearBuffer();
+ u8g2.setFont(u8g2_font_5x8_tr);
- u8g2.drawStr(0, 8, "Captured Buffer");
+ u8g2.drawStr(0, 8, "Captured Buffer");
- // display 6 lines
- for (int i = 0; i < 6; i++) {
- int idx = scroll + i;
+ // display 6 lines
+ for (int i = 0; i < 6; i++) {
+ int idx = scroll + i;
- if (idx >= count)
- break;
+ if (idx >= count)
+ break;
- noInterrupts();
- unsigned long val = captureBuffer[idx];
- interrupts();
+ noInterrupts();
+ unsigned long val = captureBuffer[idx];
+ interrupts();
- char buf[32];
+ char buf[32];
- snprintf(buf, sizeof(buf), "%03d: %lu", idx, val);
+ snprintf(buf, sizeof(buf), "%03d: %lu", idx, val);
- u8g2.drawStr(0, 20 + (i * 8), buf);
- }
+ u8g2.drawStr(0, 20 + (i * 8), buf);
+ }
- u8g2.sendBuffer();
+ u8g2.sendBuffer();
- // scroll down
- if (btnDown()) {
- if (scroll < count - 1)
- scroll++;
+ // scroll down
+ if (btnDown()) {
+ if (scroll < count - 1)
+ scroll++;
- delay(120);
- }
+ delay(120);
+ }
- // scroll up
- if (btnUp()) {
- if (scroll > 0)
- scroll--;
+ // scroll up
+ if (btnUp()) {
+ if (scroll > 0)
+ scroll--;
- delay(120);
- }
+ delay(120);
+ }
- // replay
- if (btnSelect()) {
- replaySignal();
- delay(300);
- }
+ // replay
+ if (btnSelect()) {
+ replaySignal();
+ delay(300);
+ }
- // exit
- if (btnBack()) {
- delay(150);
- return;
- }
+ // exit
+ if (btnBack()) {
+ delay(150);
+ return;
+ }
- delay(20);
- }
+ delay(20);
+ }
}
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