diff --git a/RTL00_SDKV35a/component/common/mbed/common/wait_api.c b/RTL00_SDKV35a/component/common/mbed/common/wait_api.c
index 174c97a..b89e548 100644
--- a/RTL00_SDKV35a/component/common/mbed/common/wait_api.c
+++ b/RTL00_SDKV35a/component/common/mbed/common/wait_api.c
@@ -94,14 +94,14 @@ void wait_us(int us) { // До 2.147483648 секунды!
 	uint32_t start;
 #ifdef WAIT_US_USE_CYCCNT
 	if(us < 1) return;
-	if (us < 255) { // G-timer  resolution is ~31 us (1/32K), use DWT->CYCCNT...
+	if (us < 327) { // G-timer  resolution is ~31 us (1/32K), use DWT->CYCCNT...
         if(!(DWT->CTRL & DWT_CTRL_CYCCNTENA_Msk)) { // уже включен?
 			CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk; // открыть доступ
             DWT->CYCCNT = 0; // обнулить и запустить
             DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk; // запустить счет
         }
-        start = DWT->CYCCNT + us * ( PLATFORM_CLOCK / 1000000 );
-        while ( ( ( int32_t )DWT->CYCCNT - start) < 0 );
+        start = DWT->CYCCNT + us * (PLATFORM_CLOCK / 1000000ul);
+        while ((int32_t)(start - DWT->CYCCNT) > 0);
 	}
 	else
 #endif
diff --git a/build/bin/ota.bin b/build/bin/ota.bin
index cc54fda..09a5ce9 100644
Binary files a/build/bin/ota.bin and b/build/bin/ota.bin differ
diff --git a/build/bin/ram_2.bin b/build/bin/ram_2.bin
index 708a83c..1936984 100644
Binary files a/build/bin/ram_2.bin and b/build/bin/ram_2.bin differ
diff --git a/build/bin/ram_2.ns.bin b/build/bin/ram_2.ns.bin
index e94f856..776a70b 100644
Binary files a/build/bin/ram_2.ns.bin and b/build/bin/ram_2.ns.bin differ
diff --git a/build/bin/ram_2.p.bin b/build/bin/ram_2.p.bin
index ec6fb15..c1b8a1c 100644
Binary files a/build/bin/ram_2.p.bin and b/build/bin/ram_2.p.bin differ
diff --git a/build/bin/ram_all.bin b/build/bin/ram_all.bin
index 2ee8fc7..7887505 100644
Binary files a/build/bin/ram_all.bin and b/build/bin/ram_all.bin differ
diff --git a/project/inc/platform_autoconf.h b/project/inc/platform_autoconf.h
index a3420c1..dd12268 100644
--- a/project/inc/platform_autoconf.h
+++ b/project/inc/platform_autoconf.h
@@ -246,6 +246,6 @@
 #if CPU__CLK_DIV5_3
 #define PLATFORM_CLOCK (200000000ul>>CPU_CLOCK_SEL_VALUE)
 #else
-#define PLATFORM_CLOCK (((200000000ul*5ul)/3ul)>>CPU_CLOCK_SEL_VALUE)
+#define PLATFORM_CLOCK (((200000000ul*5ul)/6ul)>>CPU_CLOCK_SEL_VALUE)
 #endif