diff --git a/arduino/libretuya/core/LibreTuyaAPI.cpp b/arduino/libretuya/core/LibreTuyaAPI.cpp
index 48ce84d..b9e4448 100644
--- a/arduino/libretuya/core/LibreTuyaAPI.cpp
+++ b/arduino/libretuya/core/LibreTuyaAPI.cpp
@@ -108,6 +108,13 @@ const char *LibreTuya::getDeviceName() {
 	return deviceName;
 }
 
+/**
+ * @brief Get CPU frequency in MHz.
+ */
+uint32_t LibreTuya::getCpuFreqMHz() {
+	return getCpuFreq() / 1000000;
+}
+
 static uint8_t otaRunningIndex = 0;
 
 /**
diff --git a/arduino/libretuya/core/LibreTuyaAPI.h b/arduino/libretuya/core/LibreTuyaAPI.h
index 4d72540..337a339 100644
--- a/arduino/libretuya/core/LibreTuyaAPI.h
+++ b/arduino/libretuya/core/LibreTuyaAPI.h
@@ -70,6 +70,7 @@ class LibreTuya {
 	ChipFamily getChipFamily();
 	const char *getChipFamilyName();
 	const char *getDeviceName();
+	uint32_t getCpuFreqMHz();
 	uint8_t otaGetRunning();
 	uint8_t otaGetTarget();
 	bool otaRollback();
@@ -115,13 +116,13 @@ class LibreTuya {
 	 */
 	const char *getChipCoreType();
 	/**
-	 * @brief Get CPU frequency in MHz.
+	 * @brief Get CPU frequency in Hz.
 	 */
-	uint32_t getCpuFreqMHz();
+	uint32_t getCpuFreq();
 	/**
 	 * @brief Get CPU cycle count.
 	 */
-	inline uint32_t getCycleCount() __attribute__((always_inline));
+	uint32_t getCycleCount();
 
   public: /* Memory management */
 	/**
diff --git a/arduino/realtek-ambz/cores/arduino/LibreTuyaAPI.cpp b/arduino/realtek-ambz/cores/arduino/LibreTuyaAPI.cpp
index 4d151ea..dfd2f25 100644
--- a/arduino/realtek-ambz/cores/arduino/LibreTuyaAPI.cpp
+++ b/arduino/realtek-ambz/cores/arduino/LibreTuyaAPI.cpp
@@ -42,11 +42,11 @@ const char *LibreTuya::getChipCoreType() {
 	return "ARM Cortex-M4F";
 }
 
-uint32_t LibreTuya::getCpuFreqMHz() {
-	return CPU_ClkGet(false) / 1000000;
+uint32_t LibreTuya::getCpuFreq() {
+	return CPU_ClkGet(false);
 }
 
-inline uint32_t LibreTuya::getCycleCount() {
+uint32_t LibreTuya::getCycleCount() {
 	return microsecondsToClockCycles(micros());
 }