Index: /trunk/firmware_v2/SES/inc/fan.h
===================================================================
--- /trunk/firmware_v2/SES/inc/fan.h	(revision 30)
+++ /trunk/firmware_v2/SES/inc/fan.h	(revision 30)
@@ -0,0 +1,12 @@
+#ifndef __FAN_H
+#define __FAN_H
+
+
+
+
+void FAN_SetSpeed(unsigned speed);
+unsigned FAN_GetLastSpeed(void);
+
+
+#endif
+
Index: /trunk/firmware_v2/SES/src/fan.c
===================================================================
--- /trunk/firmware_v2/SES/src/fan.c	(revision 30)
+++ /trunk/firmware_v2/SES/src/fan.c	(revision 30)
@@ -0,0 +1,25 @@
+#include "fan.h"
+#include "tim.h"
+static unsigned lastSpeed;
+
+void FAN_SetSpeed(unsigned speed)
+{
+	const unsigned MAX_RPM = 100U;											// 100.0%
+
+	if (speed > MAX_RPM) speed = MAX_RPM;
+
+	lastSpeed = speed;
+
+	const unsigned MAX_PWM = __HAL_TIM_GET_AUTORELOAD(&htim17) + 1U;
+	//printf("%u", MAX_PWM);
+	const unsigned newPWM = (MAX_PWM * speed/ MAX_RPM);
+
+	__HAL_TIM_SET_COMPARE(&htim17, TIM_CHANNEL_1, newPWM);
+}
+
+//-----------------------------------------------------------------------------
+
+unsigned FAN_GetLastSpeed(void)
+{
+	return lastSpeed;
+}