Si4684 boot fix: flash encryption off, 16MB flash, NVS enc off, main task stack 8KB, CTS timeout 10s (fixes BootCmd error 6), DMA-safe HOST_LOAD buffer

2026-08-05 08:57:43 +02:00
parent a28120b44e
commit 34f247019a
19 changed files with 396 additions and 53 deletions
@@ -0,0 +1,51 @@
+#include <Wire.h>
+
+// I2C scanner for Arduino IDE
+// - Apri il Monitor Seriale a 115200 baud
+// - Collega SDA/SCL al bus I2C del dispositivo che vuoi testare
+// - Carica lo sketch e osserva gli indirizzi trovati
+
+void setup() {
+  Serial.begin(115200);
+  while (!Serial) {
+    delay(10);
+  }
+
+  Serial.println("I2C Scanner - Arduino IDE");
+  Wire.begin();
+  Serial.println("Scanning for I2C devices...");
+}
+
+void loop() {
+  byte error, address;
+  int count = 0;
+
+  Serial.println("\nScanning...");
+
+  for (address = 1; address < 127; address++) {
+    Wire.beginTransmission(address);
+    error = Wire.endTransmission();
+
+    if (error == 0) {
+      Serial.print("Found I2C device at 0x");
+      if (address < 16) Serial.print("0");
+      Serial.print(address, HEX);
+      Serial.println("  !");
+      count++;
+    } else if (error == 4) {
+      Serial.print("Unknown error at address 0x");
+      if (address < 16) Serial.print("0");
+      Serial.println(address, HEX);
+    }
+  }
+
+  if (count == 0) {
+    Serial.println("No I2C devices found.");
+  } else {
+    Serial.print("Done. ");
+    Serial.print(count);
+    Serial.println(" device(s) found.");
+  }
+
+  delay(5000);
+}