start version

src/Bus/I2CScanner.cpp

@@ -0,0 +1,26 @@
+#include "Bus/I2CScanner.h"
+#include "Utils/PrintMessage.h"
+
+#include <Wire.h>
+
+static const char* MODULE = "I2C";
+
+I2CScanner::I2CScanner(String& out) : BusScanner(TAG_I2C, out, 2){};
+
+void I2CScanner::init() {
+    Wire.begin();
+}
+
+boolean I2CScanner::syncScan() {
+    pm.info("scanning...");
+    size_t cnt = 0;
+    for (uint8_t i = 8; i < 120; i++) {
+        Wire.beginTransmission(i);
+        if (Wire.endTransmission() == 0) {
+            pm.info("found: " + i);
+            addResult(i, i < 119);
+            cnt++;
+        }
+    }
+    return cnt;
+}