From bb9a753477870961d776143bd37fb28b8c09c4c9 Mon Sep 17 00:00:00 2001
From: Loek Le Blansch <loek@pipeframe.xyz>
Date: Sun, 16 Jun 2024 09:34:19 +0200
Subject: WIP debugging

---
 GateAnd.h              |  4 ++--
 GateNand.cpp           |  2 +-
 GateNand.h             |  8 +++++---
 circuits/nand-test.txt | 22 ++++++++++++++++++++++
 4 files changed, 30 insertions(+), 6 deletions(-)
 create mode 100644 circuits/nand-test.txt

diff --git a/GateAnd.h b/GateAnd.h
index df456dd..4c19836 100644
--- a/GateAnd.h
+++ b/GateAnd.h
@@ -3,6 +3,8 @@
 #include "Node.h"
 
 class GateAnd : public Node {
+	using Node::Node;
+
 public:
 	GateAnd() = default;
 	~GateAnd() = default;
@@ -11,8 +13,6 @@ public:
 protected:
 	SignalLevel level();
 
-	using Node::Node;
-
 private:
 	GateAnd(const GateAnd * prototype);
 	constexpr static const char * type = "and";
diff --git a/GateNand.cpp b/GateNand.cpp
index 8ecb90f..5e43618 100644
--- a/GateNand.cpp
+++ b/GateNand.cpp
@@ -2,7 +2,7 @@
 
 GateNand GateNand::instance(GateNand::type);
 
-// GateNand::GateNand(const char * type) : GateAnd(type) { }
+GateNand::GateNand(const char * type) : GateAnd(type) { }
 
 SignalLevel GateNand::level() {
 	SignalLevel lvl = GateAnd::level();
diff --git a/GateNand.h b/GateNand.h
index 7158040..5ed9956 100644
--- a/GateNand.h
+++ b/GateNand.h
@@ -4,11 +4,13 @@
 #include "GateAnd.h"
 
 class GateNand : public GateAnd {
-private:
+	using GateAnd::GateAnd;
+
+protected:
 	SignalLevel level();
 
-	// GateNand(const char * type);
-	using GateAnd::GateAnd;
+private:
+	GateNand(const char * type);
 	constexpr static const char * type = "nand";
 	static GateNand instance;
 };
diff --git a/circuits/nand-test.txt b/circuits/nand-test.txt
new file mode 100644
index 0000000..03b29a6
--- /dev/null
+++ b/circuits/nand-test.txt
@@ -0,0 +1,22 @@
+# nand gate truth table
+# vim:ft=cfg
+LO: INPUT_LOW;
+HI: INPUT_HIGH;
+
+LO_LO: PROBE;
+LO_HI: PROBE;
+HI_LO: PROBE;
+HI_HI: PROBE;
+
+GATE1: NAND;
+GATE2: NAND;
+GATE3: NAND;
+GATE4: NAND;
+
+LO: GATE1,GATE1,GATE2,GATE3;
+HI: GATE2,GATE3,GATE4,GATE4;
+
+GATE1: LO_LO;
+GATE2: LO_HI;
+GATE3: HI_LO;
+GATE4: HI_HI;
-- 
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