instantiate comparator behavioural model
diff --git a/verilog/rtl/user_analog_project_wrapper.v b/verilog/rtl/user_analog_project_wrapper.v
index a4a8c1a..e3065b6 100644
--- a/verilog/rtl/user_analog_project_wrapper.v
+++ b/verilog/rtl/user_analog_project_wrapper.v
@@ -122,58 +122,21 @@
 /* User project is instantiated  here   */
 /*--------------------------------------*/
 
-user_analog_proj_example mprj (
+wire vout;
+
+assign gpio_analog[17]  = vout;
+assign io_out[24]       = vout
+
+comparator comp_0 (
     `ifdef USE_POWER_PINS
-        .vdda1(vdda1),  // User area 1 3.3V power
-        .vdda2(vdda2),  // User area 2 3.3V power
-        .vssa1(vssa1),  // User area 1 analog ground
-        .vssa2(vssa2),  // User area 2 analog ground
-        .vccd1(vccd1),  // User area 1 1.8V power
-        .vccd2(vccd2),  // User area 2 1.8V power
-        .vssd1(vssd1),  // User area 1 digital ground
-        .vssd2(vssd2),  // User area 2 digital ground
+        .vdd3v3 (vdda2),  // User area 2 3.3V power
+        .vdd1v8 (vccd2),  // User area 2 1.8V power
+        .vss    (vssd2),  // User area 2 digital ground
     `endif
-
-    .wb_clk_i(wb_clk_i),
-    .wb_rst_i(wb_rst_i),
-
-    // MGMT SoC Wishbone Slave
-
-    .wbs_cyc_i(wbs_cyc_i),
-    .wbs_stb_i(wbs_stb_i),
-    .wbs_we_i(wbs_we_i),
-    .wbs_sel_i(wbs_sel_i),
-    .wbs_adr_i(wbs_adr_i),
-    .wbs_dat_i(wbs_dat_i),
-    .wbs_ack_o(wbs_ack_o),
-    .wbs_dat_o(wbs_dat_o),
-
-    // Logic Analyzer
-
-    .la_data_in(la_data_in),
-    .la_data_out(la_data_out),
-    .la_oenb (la_oenb),
-
-    // IO Pads
-    .io_in (io_in),
-    .io_in_3v3 (io_in_3v3),
-    .io_out(io_out),
-    .io_oeb(io_oeb),
-
-    // GPIO-analog
-    .gpio_analog(gpio_analog),
-    .gpio_noesd(gpio_noesd),
-
-    // Dedicated analog
-    .io_analog(io_analog),
-    .io_clamp_high(io_clamp_high),
-    .io_clamp_low(io_clamp_low),
-
-    // Clock
-    .user_clock2(user_clock2),
-
-    // IRQ
-    .irq(user_irq)
+    .vout   (vout),
+    .vp     (gpio_analog[14]),
+    .vn     (gpio_analog[15]),
+    .biasn  (gpio_analog[16]) 
 );
 
 endmodule	// user_analog_project_wrapper