diff --git a/src/libboard_artiq/src/cxp_upconn.rs b/src/libboard_artiq/src/cxp_upconn.rs
index db38bc9..02467ac 100644
--- a/src/libboard_artiq/src/cxp_upconn.rs
+++ b/src/libboard_artiq/src/cxp_upconn.rs
@@ -9,18 +9,12 @@ pub fn tx_test(channel: usize, timer: &mut GlobalTimer) {
     let mut pak_arr: [u8; LEN] = [0; LEN];
 
     unsafe {
-        (CXP[channel].upconn_clk_reset_write)(1);
-        // CXP[channel].upconn_bitrate2x_enable_write(1);
-        (CXP[channel].upconn_clk_reset_write)(0);
-
-        (CXP[channel].upconn_tx_enable_write)(1);
-        timer.delay_us(2); // send one word
         // cxp_proto::read_u32(channel, 0x00).expect("Cannot Write CoaXpress Register");
         // cxp_proto::write_u64(channel, 0x00, 0x01);
         // cxp_proto::send(channel, &cxp_proto::Packet::EventAck { packet_tag: 0x04 }).expect("Cannot send CoaXpress packet");
         // cxp_proto::send(channel, &cxp_proto::Packet::TestPacket).expect("Cannot send CoaXpress packet");
 
-        timer.delay_us(2);
+        timer.delay_us(2); // send one word
         // DEBUG: Trigger packet
         (CXP[channel].upconn_trig_delay_write)(0x86);
         (CXP[channel].upconn_linktrigger_write)(0x00);