dsp: added tx_frontend, instantiated in u2/u2p

1 files changed, 4 insertions, 16 deletions

diff --git a/usrp2/sdr_lib/dsp_core_tx.v b/usrp2/sdr_lib/dsp_core_tx.v
index 58bd82f6e..66dcee261 100644
--- a/usrp2/sdr_lib/dsp_core_tx.v
+++ b/usrp2/sdr_lib/dsp_core_tx.v
@@ -21,8 +21,7 @@ module dsp_core_tx
   (input clk, input rst,
    input set_stb, input [7:0] set_addr, input [31:0] set_data,
 
-   output reg [15:0] dac_a,
-   output reg [15:0] dac_b,
+   output [23:0] tx_i, output [23:0] tx_q,
 
    // To tx_control
    input [31:0] sample,
@@ -148,20 +147,9 @@ module dsp_core_tx
       .CE(1),  // Clock enable input
       .R(rst)     // Synchronous reset input
       );
-   
-   always @(posedge clk)
-     case(dacmux_a)
-       0 : dac_a <= prod_i[28:13];
-       1 : dac_a <= prod_q[28:13];
-       default : dac_a <= 0;
-     endcase // case(dacmux_a)
-   
-   always @(posedge clk)
-     case(dacmux_b)
-       0 : dac_b <= prod_i[28:13];
-       1 : dac_b <= prod_q[28:13];
-       default : dac_b <= 0;
-     endcase // case(dacmux_b)
+
+   assign tx_i = prod_i[28:5];
+   assign tx_q = prod_q[28:5];
    
    assign      debug = {strobe_cic, strobe_hb1, strobe_hb2,run};