diff --git a/src/libboard_artiq/src/cxp_downconn.rs b/src/libboard_artiq/src/cxp_downconn.rs
index bb187d5..d44020f 100644
--- a/src/libboard_artiq/src/cxp_downconn.rs
+++ b/src/libboard_artiq/src/cxp_downconn.rs
@@ -9,7 +9,7 @@ pub struct CXP_DownConn_Settings {
     pub qpll_fbdiv: u8,
 }
 
-#[derive(Clone, Copy)]
+#[derive(Clone, Copy, Debug)]
 #[allow(non_camel_case_types)]
 pub enum CXP_SPEED {
     CXP_1,
@@ -147,6 +147,7 @@ pub fn setup(timer: &mut GlobalTimer, speed: CXP_SPEED) {
 }
 
 pub fn change_linerate(timer: &mut GlobalTimer, speed: CXP_SPEED) {
+    info!("Changing datarate to {:?}", speed);
     // DEBUG: DRP pll for TXUSRCLK = freq(linerate)/20
     let settings = txusrclk::get_txusrclk_config(speed);
     txusrclk::setup(timer, settings);