diff --git a/main.cpp b/main.cpp
index 7ec5ab78a7e0f151590f9623b994b01cfb9ad38e..09cbb1b29ed2b9af1e106aa84cb78d78ab96b942 100644
--- a/main.cpp
+++ b/main.cpp
@@ -27,10 +27,11 @@ int main() {
     list_ports();
 
     //const char* desired_port = "/dev/cu.usbserial-AC01YB5P";
-    const char* desired_port = "/dev/ttyUSB0";
-    //const char* desired_port = "/dev/ttyACM0";
-    constexpr uint32_t baud_rate = 115200;
+    //const char* desired_port = "/dev/ttyUSB0";
+    const char* desired_port = "/dev/ttyACM0";
+    constexpr uint32_t baud_rate = 9600;
     //constexpr uint32_t baud_rate = 19200;
+    //constexpr uint32_t baud_rate = 115200;
     constexpr uint32_t byte_buffer_size = 512;
     char byte_buffer[byte_buffer_size];