diff --git a/src/libboard_artiq/src/cxp_upconn.rs b/src/libboard_artiq/src/cxp_upconn.rs
index 9ea4abc..d9692e9 100644
--- a/src/libboard_artiq/src/cxp_upconn.rs
+++ b/src/libboard_artiq/src/cxp_upconn.rs
@@ -46,29 +46,29 @@ pub fn tx_test(channel: u8, timer: &mut GlobalTimer) {
 
         // Collect data
         let mut i: usize = 0;
-        match channel {
-            0 => {
-                while csr::cxp_phys::tx_tx0_debug_buf_dout_valid_read() == 1 {
-                    pak_arr[i] = csr::cxp_phys::tx_tx0_debug_buf_dout_pak_read();
-                    csr::cxp_phys::tx_tx0_debug_buf_inc_write(1);
-                    i += 1;
-                    if i == LEN {
-                        break;
-                    }
-                }
-            }
-            1 => {
-                while csr::cxp_phys::tx_tx1_debug_buf_dout_valid_read() == 1 {
-                    pak_arr[i] = csr::cxp_phys::tx_tx1_debug_buf_dout_pak_read();
-                    csr::cxp_phys::tx_tx1_debug_buf_inc_write(1);
-                    i += 1;
-                    if i == LEN {
-                        break;
-                    }
-                }
-            }
-            _ => {}
-        }
+        // match channel {
+        //     0 => {
+        //         while csr::cxp_phys::tx_tx0_debug_buf_dout_valid_read() == 1 {
+        //             pak_arr[i] = csr::cxp_phys::tx_tx0_debug_buf_dout_pak_read();
+        //             csr::cxp_phys::tx_tx0_debug_buf_inc_write(1);
+        //             i += 1;
+        //             if i == LEN {
+        //                 break;
+        //             }
+        //         }
+        //     }
+        //     1 => {
+        //         while csr::cxp_phys::tx_tx1_debug_buf_dout_valid_read() == 1 {
+        //             pak_arr[i] = csr::cxp_phys::tx_tx1_debug_buf_dout_pak_read();
+        //             csr::cxp_phys::tx_tx1_debug_buf_inc_write(1);
+        //             i += 1;
+        //             if i == LEN {
+        //                 break;
+        //             }
+        //         }
+        //     }
+        //     _ => {}
+        // }
 
         cxp_proto::print_packet(&pak_arr);
     }