diff options
Diffstat (limited to 'usrp2')
| -rw-r--r-- | usrp2/control_lib/settings_bus.v | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/usrp2/control_lib/settings_bus.v b/usrp2/control_lib/settings_bus.v index d01a30ab4..aec179516 100644 --- a/usrp2/control_lib/settings_bus.v +++ b/usrp2/control_lib/settings_bus.v @@ -10,8 +10,7 @@ module settings_bus input wb_stb_i, input wb_we_i, output reg wb_ack_o, - input sys_clk, - output strobe, + output reg strobe, output reg [7:0] addr, output reg [31:0] data); @@ -20,18 +19,18 @@ module settings_bus always @(posedge wb_clk) if(wb_rst) begin - stb_int <= 1'b0; + strobe <= 1'b0; addr <= 8'd0; data <= 32'd0; end - else if(wb_we_i & wb_stb_i) + else if(wb_we_i & wb_stb_i & ~wb_ack_o) begin - stb_int <= 1'b1; + strobe <= 1'b1; addr <= wb_adr_i[9:2]; data <= wb_dat_i; end else - stb_int <= 1'b0; + strobe <= 1'b0; always @(posedge wb_clk) if(wb_rst) @@ -39,11 +38,4 @@ module settings_bus else wb_ack_o <= wb_stb_i & ~wb_ack_o; - always @(posedge wb_clk) - stb_int_d1 <= stb_int; - - //assign strobe = stb_int & ~stb_int_d1; - assign strobe = stb_int & wb_ack_o; - endmodule // settings_bus - |