diff --git a/firmware/controllers/system/pwm_generator_logic.cpp b/firmware/controllers/system/pwm_generator_logic.cpp
index 2c08e300d6..bc61f057f2 100644
--- a/firmware/controllers/system/pwm_generator_logic.cpp
+++ b/firmware/controllers/system/pwm_generator_logic.cpp
@@ -47,7 +47,7 @@ static uint64_t getNextSwitchTimeUs(PwmConfig *state) {
 	efiAssert(state->safe.phaseIndex < PWM_PHASE_MAX_COUNT, "phaseIndex range", 0);
 	int iteration = state->safe.iteration;
 	float switchTime = state->multiWave.getSwitchTime(state->safe.phaseIndex);
-	float periodUs = state->safe.periodUs;
+	float periodNt = state->safe.periodNt;
 #if DEBUG_PWM
 	scheduleMsg(&logger, "iteration=%d switchTime=%f period=%f", iteration, switchTime, period);
 #endif
@@ -56,12 +56,12 @@ static uint64_t getNextSwitchTimeUs(PwmConfig *state) {
 	 * Once 'iteration' gets relatively high, we might lose calculation precision here.
 	 * This is addressed by ITERATION_LIMIT
 	 */
-	uint64_t timeToSwitchUs = (uint64_t) ((iteration + switchTime) * periodUs);
+	uint64_t timeToSwitchNt = (uint64_t) ((iteration + switchTime) * periodNt);
 
 #if DEBUG_PWM
 	scheduleMsg(&logger, "start=%d timeToSwitch=%d", state->safe.start, timeToSwitch);
 #endif
-	return NT2US(state->safe.startNt) + timeToSwitchUs;
+	return NT2US(state->safe.startNt + timeToSwitchNt);
 }
 
 void PwmConfig::handleCycleStart() {
@@ -69,14 +69,14 @@ void PwmConfig::handleCycleStart() {
 		if (cycleCallback != NULL) {
 			cycleCallback(this);
 		}
-		efiAssertVoid(periodUs != 0, "period not initialized");
-		if (safe.periodUs != periodUs || safe.iteration == ITERATION_LIMIT) {
+		efiAssertVoid(periodNt != 0, "period not initialized");
+		if (safe.periodNt != periodNt || safe.iteration == ITERATION_LIMIT) {
 			/**
 			 * period length has changed - we need to reset internal state
 			 */
 			safe.startNt = getTimeNowNt();
 			safe.iteration = 0;
-			safe.periodUs = periodUs;
+			safe.periodNt = periodNt;
 #if DEBUG_PWM
 			scheduleMsg(&logger, "state reset start=%d iteration=%d", state->safe.start, state->safe.iteration);
 #endif
@@ -93,7 +93,7 @@ static uint64_t togglePwmState(PwmConfig *state) {
 	scheduleMsg(&logger, "state->period=%f state->safe.period=%f", state->period, state->safe.period);
 #endif
 
-	if (cisnan(state->periodUs)) {
+	if (cisnan(state->periodNt)) {
 		/**
 		 * zero period means PWM is paused
 		 */
@@ -165,7 +165,7 @@ void copyPwmParameters(PwmConfig *state, int phaseCount, float *switchTimes, int
 void weComplexInit(const char *msg, PwmConfig *state, int phaseCount, float *switchTimes, int waveCount,
 		int **pinStates, pwm_cycle_callback *cycleCallback, pwm_gen_callback *stateChangeCallback) {
 
-	efiAssertVoid(state->periodUs != 0, "period is not initialized");
+	efiAssertVoid(state->periodNt != 0, "period is not initialized");
 	if (phaseCount == 0) {
 		firmwareError("signal length cannot be zero");
 		return;
@@ -189,7 +189,7 @@ void weComplexInit(const char *msg, PwmConfig *state, int phaseCount, float *swi
 	state->stateChangeCallback = stateChangeCallback;
 
 	state->safe.phaseIndex = 0;
-	state->safe.periodUs = -1;
+	state->safe.periodNt = -1;
 	state->safe.iteration = -1;
 	state->name = msg;
 
diff --git a/firmware/controllers/system/pwm_generator_logic.h b/firmware/controllers/system/pwm_generator_logic.h
index 0c988401a0..b5f639cd7f 100644
--- a/firmware/controllers/system/pwm_generator_logic.h
+++ b/firmware/controllers/system/pwm_generator_logic.h
@@ -18,7 +18,7 @@ typedef struct {
 	 * a copy so that all phases are executed on the same period, even if another thread
 	 * would be adjusting PWM parameters
 	 */
-	float periodUs;
+	float periodNt;
 	/**
 	 * Iteration counter
 	 */
@@ -54,7 +54,7 @@ public:
 	 * float value of PWM period
 	 * PWM generation is not happening while this value is zero
 	 */
-	float periodUs;
+	float periodNt;
 
 	scheduling_s scheduling;
 
diff --git a/firmware/controllers/trigger/trigger_emulator_algo.cpp b/firmware/controllers/trigger/trigger_emulator_algo.cpp
index 934a4d2982..3cb0a4ba4a 100644
--- a/firmware/controllers/trigger/trigger_emulator_algo.cpp
+++ b/firmware/controllers/trigger/trigger_emulator_algo.cpp
@@ -37,10 +37,10 @@ void setTriggerEmulatorRPM(int rpm) {
 	 * togglePwmState() would see that the periodMs has changed and act accordingly
 	 */
 	if (rpm == 0) {
-		triggerSignal.periodUs = NAN;
+		triggerSignal.periodNt = NAN;
 	} else {
 		float gRpm = rpm * engineConfiguration->rpmMultiplier / 60.0; // per minute converted to per second
-		triggerSignal.periodUs = frequency2periodUs(gRpm);
+		triggerSignal.periodNt = US2NT(frequency2periodUs(gRpm));
 	}
 	scheduleMsg(&logger, "Emulating position sensor(s). RPM=%d", rpm);
 }
@@ -55,7 +55,7 @@ static void updateTriggerShapeIfNeeded(PwmConfig *state) {
 		trigger_shape_s *s = &engineConfiguration2->triggerShape;
 		int *pinStates[PWM_PHASE_MAX_WAVE_PER_PWM] = {s->wave.waves[0].pinStates, s->wave.waves[1].pinStates, s->wave.waves[2].pinStates};
 		copyPwmParameters(state, s->getSize(), s->wave.switchTimes, PWM_PHASE_MAX_WAVE_PER_PWM, pinStates);
-		state->safe.periodUs = -1; // this would cause loop re-initialization
+		state->safe.periodNt = -1; // this would cause loop re-initialization
 	}
 }
 
diff --git a/firmware/hw_layer/pwm_generator.cpp b/firmware/hw_layer/pwm_generator.cpp
index 100e9e40e4..b818ffd358 100644
--- a/firmware/hw_layer/pwm_generator.cpp
+++ b/firmware/hw_layer/pwm_generator.cpp
@@ -43,7 +43,7 @@ void startSimplePwm(PwmConfig *state, const char *msg, io_pin_e ioPin,
 
 	state->outputPins[0] = ioPin;
 
-	state->periodUs = frequency2periodUs(frequency);
+	state->periodNt = US2NT(frequency2periodUs(frequency));
 	weComplexInit(msg, state, 2, switchTimes, 1, pinStates, NULL, applyPinState);
 }