From acfa808fad6463538db44587deeee050100c3868 Mon Sep 17 00:00:00 2001
From: uvok
Date: Thu, 25 Dec 2025 14:19:57 +0100
Subject: Add working LED example

---
 led_toggle.v | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 led_toggle.v

diff --git a/led_toggle.v b/led_toggle.v
new file mode 100644
index 0000000..601abc9
--- /dev/null
+++ b/led_toggle.v
@@ -0,0 +1,22 @@
+// From the book
+
+module led_toggle (
+  input clk_i,
+  input key_i,
+  output [5:0] led
+);
+
+reg r_LED_1 = 1'b1;
+reg r_Switch_1 = 1'b1;
+
+always @(posedge clk_i) begin
+  r_Switch_1 <= key_i;
+  if (key_i == 1'b1 && r_Switch_1 == 1'b0) begin
+    r_LED_1 <= ~r_LED_1;
+  end
+end
+
+assign led[0] = r_LED_1;
+assign led[5:1] = 4'b1111;
+
+endmodule
-- 
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