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-rw-r--r--src/drivers/sf0x/sf0x.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/drivers/sf0x/sf0x.cpp b/src/drivers/sf0x/sf0x.cpp
index 80ecab2ee..5f7c0a84a 100644
--- a/src/drivers/sf0x/sf0x.cpp
+++ b/src/drivers/sf0x/sf0x.cpp
@@ -88,7 +88,9 @@ static const int ERROR = -1;
#define SF0X_TAKE_RANGE_REG 'd'
#define SF02F_MIN_DISTANCE 0.0f
#define SF02F_MAX_DISTANCE 40.0f
-#define SF0X_DEFAULT_PORT "/dev/ttyS2"
+
+// designated SERIAL4/5 on Pixhawk
+#define SF0X_DEFAULT_PORT "/dev/ttyS6"
class SF0X : public device::CDev
{