diff --git a/project/example/ble/ble_peripheral/app/src/Mode.c b/project/example/ble/ble_peripheral/app/src/Mode.c
index d661c51..d79faaa 100644
--- a/project/example/ble/ble_peripheral/app/src/Mode.c
+++ b/project/example/ble/ble_peripheral/app/src/Mode.c
@@ -171,6 +171,10 @@ void Mode0(){ //
 }
 
 
+#define THREE_COLOR_WAIT_NEUTRAL 6U
+#define THREE_COLOR_WAIT_COLD    7U
+#define THREE_COLOR_WAIT_WARM    8U
+
 static uint8_t breathespeed_flag=0; //该变量只是用来处理三种颜色呼吸时候，对中性光的速度变大
 static void breathe_fun(uint16_t *PWM_1, uint16_t *PWM_2, uint8_t flag) {
     if (flag == 0) {
@@ -231,10 +235,9 @@ void Mode1(){ //
 						W_PWM -= 1;
 						C_PWM = 0;
 						if (W_PWM <= 1) {
-								direction = 2;
-								driveMode=0;
-								W_PWM = 1;
-								C_PWM = 1;
+								direction = THREE_COLOR_WAIT_NEUTRAL;
+								W_PWM = 0;
+								C_PWM = 0;
 						}
 						break;
 				case 2:
@@ -252,10 +255,9 @@ void Mode1(){ //
 						W_PWM -= 1;
 						C_PWM -= 1;
 						if (W_PWM <=1) {
-								driveMode=2;
-								direction = 4;
+								direction = THREE_COLOR_WAIT_COLD;
 								W_PWM = 0;
-								C_PWM = 1;
+								C_PWM = 0;
 						}
 						break;
 				case 4:
@@ -273,13 +275,43 @@ void Mode1(){ //
 						W_PWM = 0;
 						C_PWM -= 1;
 						if (C_PWM <=1){
-								direction = 0;
-								driveMode=1;
-								W_PWM = 1;
+								direction = THREE_COLOR_WAIT_WARM;
+								W_PWM = 0;
 								C_PWM = 0;
 						}
 
 						break;
+				case THREE_COLOR_WAIT_NEUTRAL:
+					breathespeed_flag=1;
+					W_PWM = 0;
+					C_PWM = 0;
+					if(W_PWM_duty == 0U && C_PWM_duty == 0U){
+						driveMode=0;
+						W_PWM = 1;
+						C_PWM = 1;
+						direction = 2;
+					}
+					break;
+				case THREE_COLOR_WAIT_COLD:
+					breathespeed_flag=0;
+					W_PWM = 0;
+					C_PWM = 0;
+					if(W_PWM_duty == 0U && C_PWM_duty == 0U){
+						driveMode=2;
+						C_PWM = 1;
+						direction = 4;
+					}
+					break;
+				case THREE_COLOR_WAIT_WARM:
+					breathespeed_flag=0;
+					W_PWM = 0;
+					C_PWM = 0;
+					if(W_PWM_duty == 0U && C_PWM_duty == 0U){
+						driveMode=1;
+						W_PWM = 1;
+						direction = 0;
+					}
+					break;
 				}
 	}
 	//(void)0;/* transition */
diff --git a/project/example/ble/ble_peripheral/app/src/bridge_pwm.c b/project/example/ble/ble_peripheral/app/src/bridge_pwm.c
index 0f1eb9b..e69ec2a 100644
--- a/project/example/ble/ble_peripheral/app/src/bridge_pwm.c
+++ b/project/example/ble/ble_peripheral/app/src/bridge_pwm.c
@@ -396,25 +396,35 @@ __RAM_CODE void Bridge_Service_1ms(void)
      */
     if (deviceStatus != POWEROFF &&
         Mode == mode1 && choose_mode_falsg == 5U &&
-        w_mix != 0U && c_mix != 0U &&
-        pdm_w_step != 0U && pdm_c_step != 0U &&
-        pdm_w_step < BRIDGE_TRICOLOR_PDM_THRESHOLD &&
-        pdm_c_step < BRIDGE_TRICOLOR_PDM_THRESHOLD) {
-        next_w_us = BRIDGE_TRICOLOR_PDM_PULSE_US;
-        next_c_us = BRIDGE_TRICOLOR_PDM_PULSE_US;
-        total_off_us =
-            BRIDGE_FRAME_US -
-            (2U * BRIDGE_TRICOLOR_PDM_PULSE_US);
-        next_wc_off_us = (uint16_t)(total_off_us / 2U);
-        next_cw_off_us =
-            (uint16_t)(total_off_us - next_wc_off_us);
-        next_pdm_w_step = pdm_w_step;
-        next_pdm_c_step = pdm_c_step;
-        next_pdm_threshold = BRIDGE_TRICOLOR_PDM_THRESHOLD;
-        next_pdm_enabled = 1U;
-        cached_w_mix = (uint16_t)w_mix;
-        cached_c_mix = (uint16_t)c_mix;
-        goto dual_output_ready;
+        w_mix != 0U && c_mix != 0U) {
+        /*
+         * Follow the smoothed physical output rather than the next logical
+         * target. This lets the old color reach zero before the wait state
+         * starts the next color.
+         */
+        pdm_w_step =
+            BRIDGE_DUAL_ACTIVE_US * ((uint32_t)w_mix << 12);
+        pdm_c_step =
+            BRIDGE_DUAL_ACTIVE_US * ((uint32_t)c_mix << 12);
+
+        if (pdm_w_step < BRIDGE_TRICOLOR_PDM_THRESHOLD &&
+            pdm_c_step < BRIDGE_TRICOLOR_PDM_THRESHOLD) {
+            next_w_us = BRIDGE_TRICOLOR_PDM_PULSE_US;
+            next_c_us = BRIDGE_TRICOLOR_PDM_PULSE_US;
+            total_off_us =
+                BRIDGE_FRAME_US -
+                (2U * BRIDGE_TRICOLOR_PDM_PULSE_US);
+            next_wc_off_us = (uint16_t)(total_off_us / 2U);
+            next_cw_off_us =
+                (uint16_t)(total_off_us - next_wc_off_us);
+            next_pdm_w_step = pdm_w_step;
+            next_pdm_c_step = pdm_c_step;
+            next_pdm_threshold = BRIDGE_TRICOLOR_PDM_THRESHOLD;
+            next_pdm_enabled = 1U;
+            cached_w_mix = (uint16_t)w_mix;
+            cached_c_mix = (uint16_t)c_mix;
+            goto dual_output_ready;
+        }
     }
 
     if (next_pdm_enabled) {