Fix missing X3 serial output

2026-04-17 16:20:40 +02:00
parent f0fb6c20aa
commit feda048dfa
1 changed files with 6 additions and 2 deletions
@@ -314,11 +314,15 @@ bool HalGPIO::isUsbConnected() const {
    for (uint8_t attempt = 0; attempt < 2; ++attempt) {
      int16_t currentMa = 0;
      if (X3GPIO::readBQ27220CurrentMA(&currentMa)) {
-        return currentMa > 0;
+        if (currentMa > 0) {
+          return true;
+        }
+        break;
      }
      delay(2);
    }
-    return false;
+    // Fall back to the same USB pin-level detection used by X4.
+    return digitalRead(UART0_RXD) == HIGH;
  }
  // U0RXD/GPIO20 reads HIGH when USB is connected
  return digitalRead(UART0_RXD) == HIGH;