Debugging on icebreaker

1 files changed, 187 insertions, 0 deletions

diff --git a/ice40/icebreaker.v b/ice40/icebreaker.v
new file mode 100644
index 00000000..fde2c576
--- /dev/null
+++ b/ice40/icebreaker.v
@@ -0,0 +1,187 @@
+module icebreaker (
+	input  clk_pin,
+	input  btn1_pin,
+	input  btn2_pin,
+	input  btn3_pin,
+	output led1_pin,
+	output led2_pin,
+	output led3_pin,
+	output led4_pin,
+	output led5_pin
+);
+	wire clk, led1, led2, led3, led4, led5, btn1, btn2, btn3;
+
+	(* BEL="18_31_io1" *) //27
+	SB_IO #(
+		.PIN_TYPE(6'b 0110_01),
+		.PULLUP(1'b0),
+		.NEG_TRIGGER(1'b0)
+	) led1_iob (
+		.PACKAGE_PIN(led1_pin),
+		.LATCH_INPUT_VALUE(),
+		.CLOCK_ENABLE(),
+		.INPUT_CLK(),
+		.OUTPUT_CLK(),
+		.OUTPUT_ENABLE(),
+		.D_OUT_0(led1),
+		.D_OUT_1(),
+		.D_IN_0(),
+		.D_IN_1()
+	);
+
+	(* BEL="19_31_io1" *) //25
+	SB_IO #(
+		.PIN_TYPE(6'b 0110_01),
+		.PULLUP(1'b0),
+		.NEG_TRIGGER(1'b0)
+	) led2_iob (
+		.PACKAGE_PIN(led2_pin),
+		.LATCH_INPUT_VALUE(),
+		.CLOCK_ENABLE(),
+		.INPUT_CLK(),
+		.OUTPUT_CLK(),
+		.OUTPUT_ENABLE(),
+		.D_OUT_0(led2),
+		.D_OUT_1(),
+		.D_IN_0(),
+		.D_IN_1()
+	);
+
+	(* BEL="18_0_io1" *) //21
+	SB_IO #(
+		.PIN_TYPE(6'b 0110_01),
+		.PULLUP(1'b0),
+		.NEG_TRIGGER(1'b0)
+	) led3_iob (
+		.PACKAGE_PIN(led3_pin),
+		.LATCH_INPUT_VALUE(),
+		.CLOCK_ENABLE(),
+		.INPUT_CLK(),
+		.OUTPUT_CLK(),
+		.OUTPUT_ENABLE(),
+		.D_OUT_0(led3),
+		.D_OUT_1(),
+		.D_IN_0(),
+		.D_IN_1()
+	);
+
+	(* BEL="19_31_io0" *) //23
+	SB_IO #(
+		.PIN_TYPE(6'b 0110_01),
+		.PULLUP(1'b0),
+		.NEG_TRIGGER(1'b0)
+	) led4_iob (
+		.PACKAGE_PIN(led4_pin),
+		.LATCH_INPUT_VALUE(),
+		.CLOCK_ENABLE(),
+		.INPUT_CLK(),
+		.OUTPUT_CLK(),
+		.OUTPUT_ENABLE(),
+		.D_OUT_0(led4),
+		.D_OUT_1(),
+		.D_IN_0(),
+		.D_IN_1()
+	);
+
+	(* BEL="18_31_io0" *) //26
+	SB_IO #(
+		.PIN_TYPE(6'b 0110_01),
+		.PULLUP(1'b0),
+		.NEG_TRIGGER(1'b0)
+	) led5_iob (
+		.PACKAGE_PIN(led5_pin),
+		.LATCH_INPUT_VALUE(),
+		.CLOCK_ENABLE(),
+		.INPUT_CLK(),
+		.OUTPUT_CLK(),
+		.OUTPUT_ENABLE(),
+		.D_OUT_0(led5),
+		.D_OUT_1(),
+		.D_IN_0(),
+		.D_IN_1()
+	);
+
+	(* BEL="12_31_io1" *) //35
+	SB_IO #(
+		.PIN_TYPE(6'b 0000_01),
+		.PULLUP(1'b0),
+		.NEG_TRIGGER(1'b0)
+	) clk_iob (
+		.PACKAGE_PIN(clk_pin),
+		.LATCH_INPUT_VALUE(),
+		.CLOCK_ENABLE(),
+		.INPUT_CLK(),
+		.OUTPUT_CLK(),
+		.OUTPUT_ENABLE(),
+		.D_OUT_0(),
+		.D_OUT_1(),
+		.D_IN_0(clk),
+		.D_IN_1()
+	);
+
+	(* BEL="19_0_io1" *) //20
+	SB_IO #(
+		.PIN_TYPE(6'b 0000_01),
+		.PULLUP(1'b0),
+		.NEG_TRIGGER(1'b0)
+	) btn1_iob (
+		.PACKAGE_PIN(btn1_pin),
+		.LATCH_INPUT_VALUE(),
+		.CLOCK_ENABLE(),
+		.INPUT_CLK(),
+		.OUTPUT_CLK(),
+		.OUTPUT_ENABLE(),
+		.D_OUT_0(),
+		.D_OUT_1(),
+		.D_IN_0(btn1),
+		.D_IN_1()
+	);
+
+    (* BEL="21_0_io1" *) //19
+    SB_IO #(
+        .PIN_TYPE(6'b 0000_01),
+        .PULLUP(1'b0),
+        .NEG_TRIGGER(1'b0)
+    ) btn2_iob (
+        .PACKAGE_PIN(btn2_pin),
+        .LATCH_INPUT_VALUE(),
+        .CLOCK_ENABLE(),
+        .INPUT_CLK(),
+        .OUTPUT_CLK(),
+        .OUTPUT_ENABLE(),
+        .D_OUT_0(),
+        .D_OUT_1(),
+        .D_IN_0(btn2),
+        .D_IN_1()
+    );
+
+    (* BEL="22_0_io1" *) //18
+    SB_IO #(
+        .PIN_TYPE(6'b 0000_01),
+        .PULLUP(1'b0),
+        .NEG_TRIGGER(1'b0)
+    ) btn3_iob (
+        .PACKAGE_PIN(btn3_pin),
+        .LATCH_INPUT_VALUE(),
+        .CLOCK_ENABLE(),
+        .INPUT_CLK(),
+        .OUTPUT_CLK(),
+        .OUTPUT_ENABLE(),
+        .D_OUT_0(),
+        .D_OUT_1(),
+        .D_IN_0(btn3),
+        .D_IN_1()
+    );
+	/*localparam BITS = 5;
+	localparam LOG2DELAY = 22;
+
+	reg [BITS+LOG2DELAY-1:0] counter = 0;
+	reg [BITS-1:0] outcnt;
+
+	always @(posedge clk) begin
+		counter <= counter + 1;
+		outcnt <= counter >> LOG2DELAY;
+	end*/
+
+	assign {led1, led2, led3, led4, led5} = {!btn1, btn2, btn3, btn2, btn1};
+endmodule