diff --git a/Inc/PwmFlagchip.h b/Inc/PwmFlagchip.h
index 96f51c8..1808826 100644
--- a/Inc/PwmFlagchip.h
+++ b/Inc/PwmFlagchip.h
@@ -15,9 +15,10 @@ typedef struct {
     TPU_InterruptCfgType etpu_Int_config_tbl;
     TPU_PwmCfgType etpu_pwmconfig_tbl;
 
-    uint8_t TPU_PWM_CHANNEL;
+    volatile uint32_t pendingActiveTime;
+    volatile bool updatePending;
 
-    osMessageQueueId_t q_u32ActiveTime;
+    uint8_t TPU_PWM_CHANNEL;
 
 } tPwmFlagchip;
 
diff --git a/Src/PwmFlagchip.c b/Src/PwmFlagchip.c
index 79ff103..c548526 100644
--- a/Src/PwmFlagchip.c
+++ b/Src/PwmFlagchip.c
@@ -7,12 +7,9 @@
 
 void Get_Set_Tpu_PwmCallback(tPwmFlagchip *env) {
 
-    uint32_t data;
-
-    osStatus_t cPeriodActiveTime = osMessageQueueGet(env->q_u32ActiveTime, &data, 0, 0);
-
-    if (cPeriodActiveTime == osOK) {
-        env->etpu_pwmconfig_tbl.u32ActiveTime = data;
+    if (env->updatePending) {
+        env->etpu_pwmconfig_tbl.u32ActiveTime = env->pendingActiveTime;
+        env->updatePending = false;
     }
 
     TPU_PwmServiceReq(env->TPU_PWM_CHANNEL, env->etpu_pwmconfig_tbl.u32ActiveTime,
@@ -29,7 +26,7 @@ void PWM_Initial(
         TPU_EventCallbackType Bsp_Tpu_PwmCallback,
         TPU_TCR1OverflowCallbackType Bsp_Tpu_OverflowCallBack) {
 
-    env->q_u32ActiveTime = osMessageQueueNew(1, sizeof(uint32_t), NULL);
+    //env->q_u32ActiveTime = osMessageQueueNew(1, sizeof(uint32_t), NULL);
 
     env->etpu_pwmconfig_tbl.eTBS1 = TPUE_EQUAL_ONLY_CAPBASE_TCR1_MATCHBASE_TCR1;
     env->etpu_pwmconfig_tbl.eTBS2 = TPUE_EQUAL_ONLY_CAPBASE_TCR1_MATCHBASE_TCR1;
@@ -83,10 +80,10 @@ static void setActivePercent(tPwmFlagchip *env, uint8_t percent) {
     uint8_t final_percent;
 
     // Ограничения
-    if (percent >= 100)
-        percent = 99;
-    if (percent == 0)
-        percent = 1;
+    if (percent > 90)
+        percent = 90;
+    if (percent < 10)
+        percent = 10;
 
     // Для active LOW (bActiveHigh = false) нужна инверсия
     // 10% → 90%, 20% → 80% и т.д.
@@ -97,8 +94,10 @@ static void setActivePercent(tPwmFlagchip *env, uint8_t percent) {
     }
 
     // Расчет времени активности в тактах
-    uint32_t data = env->etpu_pwmconfig_tbl.u32PeriodTime * final_percent / 100;
-    osMessageQueuePut(env->q_u32ActiveTime, &data, 0, 0);
+    uint32_t activeTime = env->etpu_pwmconfig_tbl.u32PeriodTime * final_percent / 100;
+    // Не обновляем напрямую, а ставим флаг
+    env->pendingActiveTime = activeTime;
+    env->updatePending = true;
 }