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