From dbb313977c473b3829de61b80a0fe3e08b8309f8 Mon Sep 17 00:00:00 2001
From: Christian Lind Vie Madsen <cm@oz1cm.dk>
Date: Tue, 14 Oct 2025 10:48:25 +0200
Subject: [PATCH] first commit

---
 cm_heatsink_emulator.c | 31 +++++++++++++++++++++++++++++++
 cm_heatsink_emulator.h | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 64 insertions(+)
 create mode 100644 cm_heatsink_emulator.c
 create mode 100644 cm_heatsink_emulator.h

diff --git a/cm_heatsink_emulator.c b/cm_heatsink_emulator.c
new file mode 100644
index 0000000..24c3835
--- /dev/null
+++ b/cm_heatsink_emulator.c
@@ -0,0 +1,31 @@
+/*
+ * cm_heatsink_emulator.c
+ *
+ *  Created on: 14 Oct 2025
+ *      Author: Christian L. V. Madsen (OZ1CM)
+ */
+#include "cm_heatsink_emulator.h"
+#include "math.h"
+
+#define EULER_NUM 2.7182818284590452353602
+
+static float deltaTempElement(cm_heatsink_thermalElement_t *element, float temperature, float power){
+
+	return temperature + (power * element->thermal_resistance);
+
+}
+
+float cm_heatsinkEmul_getRespon(cm_heatsinkEmul_t *inst, float dt){
+
+	float t = 0.0;
+
+	for(int i = inst->thermalElements_len; i > 0; i--){
+
+
+	}
+
+	inst->heatsinkTemperature = inst->heatsinkTemperature + (1.0 / inst->thermal_capacity) * (pj5_ThermEmul_Heatsink_RespVal(inst) - inst->heatsinkTemperature) * dt;
+
+		return v_prev;
+
+}
diff --git a/cm_heatsink_emulator.h b/cm_heatsink_emulator.h
new file mode 100644
index 0000000..a65051d
--- /dev/null
+++ b/cm_heatsink_emulator.h
@@ -0,0 +1,33 @@
+/*
+ * cm_heatsink_emulator.h
+ *
+ *  Created on: 14 Oct 2025
+ *      Author: Christian L. V. Madsen (OZ1CM)
+ */
+
+#ifndef CM_HEATSINK_EMULATOR_H_
+#define CM_HEATSINK_EMULATOR_H_
+
+typedef struct {
+	char label[32];
+	float thermal_resistance; // In Kelvin/Watt or Celsius/Watt (you can mix!)
+
+}cm_heatsink_thermalElement_t;
+
+typedef struct {
+
+	cm_heatsink_thermalElement_t *thermalElements;
+	int thermalElements_len;
+
+	float power;
+	float ambientTemp;
+	float thermal_capacity;
+
+	// Dynamic
+	float heatsinkTemperature;
+
+}cm_heatsinkEmul_t;
+
+
+
+#endif /* CM_HEATSINK_EMULATOR_H_ */