-
System Metrics
-
-
-
-
-
-
-
-
-
+
Uptime
—
CC1101 Power
—dBm
Amp Gain
—dB
Eff. Power
—dBm
Eff. Watts
—W
Temp
—°C
Free Heap
—B
Sweep Dwell
—ms
+
+
+System Metrics
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+Uptime
—
CC1101 TX
—dBm
Eff. Power
—dBm
Eff. Watts
—mW
Temp
—°C
Free Heap
—kB
Min Heap
—kB
Dwell
—ms
Hops R1
—
Hops R2
—
Hops/sec
—
AP Clients
—
+
+
+Live Frequency Sweep
+
+
+
+ Radio 1 — 300–320 MHz (Honda 303.825 · Toyota 314.98 · Ford/GM 315 · Linear 318)
+ —
+
+
+
+
+
+ Radio 2 — 390–436 MHz (LiftMaster 390 · Holtek 418 · Somfy 433.42 · EU 433.92 · Nero 434.42)
+ —
+
+
+
+
-
- 2-Minute History
+
+
+
+
+ Temperature (°C)—
+
+
+
Free Heap (kB)—
+
-
Live Frequency Sweep
-
-
Radio 1 — 300–320 MHz (US: Honda 303.8, Toyota 315, Ford/GM 315, Linear 318)
-
- ———
+
+
Radio Status
+
+
-
-
+
- Radio 1 — 300–320 MHz
+ —
-
+Radio 2 — 390–436 MHz (LiftMaster 390, Holtek 418, Somfy 433.4, EU 433.9, Nero 434.4)
-
- ———
+
+
Radio 2 — 390–436 MHz
+ —
-
Radio Status
-
-
-
- Radio 1 — 300–320 MHz
- —
-
-
-
+Radio 2 — 390–436 MHz
- —
-
-
+
Controls
+
+
-
-
-
+
+
+
+ −30 −20 −15 −10 0 +5 +7 +10 dBm
+
+
+
-
-
-
+
+
+void setup() {
+ Serial.begin(115200);
+ delay(100);
+
+ Serial.println("=== MINIMAL BOOT TEST ===");
+ Serial.println("ESP32-S3 DevKitC-1");
+ Serial.println("Built: " __DATE__ " " __TIME__);
+
+ pinMode(LED_BUILTIN, OUTPUT);
+}
+
+void loop() {
+ digitalWrite(LED_BUILTIN, HIGH);
+ Serial.println("LED ON");
+ delay(500);
+
+ digitalWrite(LED_BUILTIN, LOW);
+ Serial.println("LED OFF");
+ delay(500);
+}
\ No newline at end of file
diff --git a/test_html.cpp b/test_html.cpp
new file mode 100644
index 0000000..dca27d8
--- /dev/null
+++ b/test_html.cpp
@@ -0,0 +1 @@
+#include
Controls
-
-
-
-
-
-
- -30, -20, -15, -10, 0, 5, 7, 10 dBm
-
-
-
-
- -
-
-
-
-
-
-
-
-
- -
Sweep Settings
-
-
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
- +
+
+
-
-
-
-
+
-
-
-
-
+poll();setInterval(poll,1000);
+
)HTML";
static void handleRoot() {
-
- logLine("[HTTP] GET /");
server.sendHeader("Cache-Control", "no-store, max-age=0");
server.setContentLength(sizeof(kHtml) - 1);
server.send(200, "text/html; charset=utf-8", "");
@@ -741,7 +748,13 @@ static void handleTelemetry() {
json += "\"radio2_status\":" + String(radio2Status) + ",";
json += "\"radio2_error\":\"" + jsonEscape(radio2Error) + "\",";
json += "\"radio2_freq\":" + String(sweepFreq2, 4) + ",";
- json += "\"radio2_active\":" + String(radio2Status == 2 ? "true" : "false");
+ json += "\"radio2_active\":" + String(radio2Status == 2 ? "true" : "false") + ",";
+
+ // 24-hour health metrics
+ json += "\"hop_count1\":" + String(hopCount1) + ",";
+ json += "\"hop_count2\":" + String(hopCount2) + ",";
+ json += "\"min_heap\":" + String(minFreeHeap == 0xFFFFFFFF ? ESP.getFreeHeap() : minFreeHeap) + ",";
+ json += "\"ap_clients\":" + String(WiFi.softAPgetStationNum());
json += "}";
server.send(200, "application/json; charset=utf-8", json);
@@ -1015,7 +1028,8 @@ void setup() {
// Advance one radio to the next sweep frequency.
static void tickSweep(CC1101& radio, uint8_t& step, uint8_t steps,
- float center, float span, uint32_t& lastMs, float& curFreq) {
+ float center, float span, uint32_t& lastMs, float& curFreq,
+ uint32_t& hopCnt) {
const uint32_t now = millis();
if (now - lastMs < sweepDwellMs) return;
lastMs = now;
@@ -1027,6 +1041,7 @@ static void tickSweep(CC1101& radio, uint8_t& step, uint8_t steps,
if (radio.setFrequency(freq) == RADIOLIB_ERR_NONE) {
radio.transmitDirectAsync();
curFreq = freq;
+ hopCnt++;
}
}
step = (step + 1) % steps;
@@ -1052,17 +1067,37 @@ void loop() {
static uint32_t lastHeartbeat = 0;
if (now - lastHeartbeat >= 5000) {
lastHeartbeat = now;
- Serial.println("[HEARTBEAT] up=" + String(now - uptimeStart) + "ms ip=" + WiFi.softAPIP().toString() +
- " clients=" + String(WiFi.softAPgetStationNum()) + " heap=" + String(ESP.getFreeHeap()));
+
+ const uint32_t freeHeap = ESP.getFreeHeap();
+ if (freeHeap < minFreeHeap) minFreeHeap = freeHeap;
+
+ // Low-heap protection: heap below 15 KB risks crash — reboot cleanly
+ if (freeHeap < 15360) {
+ logLine("[CRIT] Heap critical: " + String(freeHeap) + "B — rebooting");
+ delay(500);
+ ESP.restart();
+ }
+
+ // Temperature alarm: log once per minute if over threshold
+ const float tempC = temperatureRead();
+ if (tempC > 75.0f && now - lastTempWarnMs > 60000) {
+ lastTempWarnMs = now;
+ logLine("[WARN] High temp: " + String(tempC, 1) + "°C");
+ }
+
+ Serial.println("[HEARTBEAT] up=" + String(now - uptimeStart) + "ms heap=" +
+ String(freeHeap) + " minHeap=" + String(minFreeHeap) +
+ " temp=" + String(tempC, 1) + "°C" +
+ " hops=" + String(hopCount1) + "/" + String(hopCount2));
Serial.flush();
}
// Frequency sweep — hop both radios across their bands while jamming
if (jammingEnabled) {
if (radio1Status == 2)
- tickSweep(radio1, sweepStep1, sweep1Steps, SWEEP_1_CENTER_MHZ, sweep1SpanMhz, lastSweep1Ms, sweepFreq1);
+ tickSweep(radio1, sweepStep1, sweep1Steps, SWEEP_1_CENTER_MHZ, sweep1SpanMhz, lastSweep1Ms, sweepFreq1, hopCount1);
if (radio2Status == 2)
- tickSweep(radio2, sweepStep2, sweep2Steps, SWEEP_2_CENTER_MHZ, sweep2SpanMhz, lastSweep2Ms, sweepFreq2);
+ tickSweep(radio2, sweepStep2, sweep2Steps, SWEEP_2_CENTER_MHZ, sweep2SpanMhz, lastSweep2Ms, sweepFreq2, hopCount2);
}
// Handle serial input for debugging
diff --git a/test_boot.cpp b/test_boot.cpp
new file mode 100644
index 0000000..2fc1a37
--- /dev/null
+++ b/test_boot.cpp
@@ -0,0 +1,25 @@
+/**
+ * Minimal test to verify ESP32-S3 boots
+ */
+#include System Log
- ++
Sweep Tuning
+
+
+
+
+
+
+
+
+
+
+
+
+
+