diff --git a/PD_CPS8841H_33W/code/app/inc/config.h b/PD_CPS8841H_33W/code/app/inc/config.h
index a6445b9..fe6f698 100644
--- a/PD_CPS8841H_33W/code/app/inc/config.h
+++ b/PD_CPS8841H_33W/code/app/inc/config.h
@@ -44,6 +44,8 @@
 #define FB_FUNC_ENABLE      0
 
 #if !UART_DEUG
+#define NTC_ENABLE      1
+#else
 #define NTC_ENABLE      0
 #endif
 
diff --git a/PD_CPS8841H_33W/code/app/src/app_porta.c b/PD_CPS8841H_33W/code/app/src/app_porta.c
index c69859a..37f04d9 100644
--- a/PD_CPS8841H_33W/code/app/src/app_porta.c
+++ b/PD_CPS8841H_33W/code/app/src/app_porta.c
@@ -157,6 +157,11 @@ void usba_ocp_detect(void)
 
 void app_port_a1_work(void)
 {
+    if(g_protection_param.protection_flag)
+    {
+        return;
+    }
+
     app_porta_detect_work();
     usba_ocp_detect();
 }
diff --git a/PD_CPS8841H_33W/code/app/src/app_spec.c b/PD_CPS8841H_33W/code/app/src/app_spec.c
index d08bcee..586ed75 100644
--- a/PD_CPS8841H_33W/code/app/src/app_spec.c
+++ b/PD_CPS8841H_33W/code/app/src/app_spec.c
@@ -45,9 +45,9 @@ const fw_footprint_s S_FW_FP __attribute__((section(".ARM.__at_0x100000C2"))) =
     0xFF,
     0x08,
     {0},                       // FW len
-    {(0x00 & 0xff), (0x00 >> 8)},
-    0,
-    .cc_fw_update_key = CC_FW_UPDATE_DS_KEY,
+    {(0x00 & 0xff), (0x00 >> 8)}, // fw_magic
+    0, // mtp_trim_flag
+    .cc_fw_update_key = CC_FW_UPDATE_DS_KEY, // cc_fw_update_key
 };
 
 
@@ -124,7 +124,7 @@ uint8_t system_init(void)
 #if VD_PEAK_DETECT
     comp_vd_power_on_detect_ac_volt(DELAY_650MS);
 #else
-    drv_delay_ms(DELAY_650MS);
+    // drv_delay_ms(DELAY_650MS);
 #endif
 
 
diff --git a/PD_CPS8841H_33W/code/app/src/comm_event.c b/PD_CPS8841H_33W/code/app/src/comm_event.c
index 05de7f3..e16cba3 100644
--- a/PD_CPS8841H_33W/code/app/src/comm_event.c
+++ b/PD_CPS8841H_33W/code/app/src/comm_event.c
@@ -129,6 +129,7 @@ void port_status_run(void)
 
                 // 什么都没接时, 也是用buck给A口供电来检查A口是否插入
                 buck_control(true);
+                drv_delay_ms(5);
                 dpdm_power_a1_gate_enable(false);
             }
             else
@@ -144,6 +145,7 @@ void port_status_run(void)
                 port_process_status = port_exit_status;
                 // 单C口时, 常开buck, 关闭gateA, 等A口有拉电流才反过来
                 buck_control(true);
+                drv_delay_ms(5);
                 dpdm_power_a1_gate_enable(false);
             }
             else
@@ -180,6 +182,7 @@ void port_status_run(void)
 
                 // 单A口
                 dpdm_power_a1_gate_enable(true);
+                drv_delay_ms(5);
                 buck_control(false);
             }
             else
@@ -200,13 +203,14 @@ void port_status_run(void)
                     // 加大电流--->开gateA--->关buck
                     comp_set_current(&g_powerout_info, CURRENT_5P5A); // 需要立刻设置
                     // 是否有可能电流环设置的没那么快, 一打开gateA就被拉挂了？ 需要加个延迟等电流环设置完再开A?
-                    // drv_delay_us(500);
                     dpdm_power_a1_gate_enable(true);
+                    drv_delay_ms(5);
                     buck_control(false);
                 }
                 else
                 {
                     buck_control(true);
+                    drv_delay_ms(5);
                     dpdm_power_a1_gate_enable(false);
                 }
             }
@@ -218,6 +222,7 @@ void port_status_run(void)
                 {
                     // todo: 看看是否需要延迟个1ms等待buck完全开启再关gateA
                     buck_control(true);
+                    drv_delay_ms(5);
                     dpdm_power_a1_gate_enable(false);
                 }
                 else if(g_powerout_info.set_vol < VOLTAGE_5P5V
@@ -226,6 +231,7 @@ void port_status_run(void)
                 {
                     comp_set_current(&g_powerout_info, CURRENT_5P5A); // 需要立刻设置
                     dpdm_power_a1_gate_enable(true);
+                    drv_delay_ms(5);
                     buck_control(false);
                 }
             }
diff --git a/PD_CPS8841H_33W/code/app/src/dpdm_run.c b/PD_CPS8841H_33W/code/app/src/dpdm_run.c
index 9de9b0f..512ed67 100644
--- a/PD_CPS8841H_33W/code/app/src/dpdm_run.c
+++ b/PD_CPS8841H_33W/code/app/src/dpdm_run.c
@@ -16,7 +16,7 @@
 #include "ufcs_protocol.h"
 #include "ufcs.h"
 #include "comp_gpio.h"
-
+#include "comp_protection.h"
 
 static uint16_t dp_power_down_discern(scp_port_s *scp_port);
 
@@ -127,10 +127,9 @@ void buck_init(void)
 {
     // RT4当dcdc使能引脚    buck是低电平使能
     REG_CLKCTRL_PIN_MUL_SET->bf.gp2 = 3;
-    drv_gpio_pull_up_resistor_en(GP2, 1);
     drv_gpio_enable_out(GPIO_PIN2);
-    REG_ANALOG_GP->bf.aie |= (1 << GPIO_PIN2);
-    drv_gpio_write(GPIO_PIN2, true); // 初始先关闭
+    REG_ANALOG_GP->bf.oden |= (1 << GPIO_PIN2);
+    drv_gpio_write(GPIO_PIN2, false); // 初始先打开.  低电平是打开
 }
 
 
@@ -168,6 +167,11 @@ void dpdm_time_run(void)
 
 void dpdm_run(void)
 {
+    if(g_protection_param.protection_flag)
+    {
+        return;
+    }
+
     dpdm_t *p = (dpdm_t *)&g_dpdm;
     state_machine_run(&p->sm);
 }
@@ -184,15 +188,11 @@ static void Dpdm_Src_Idle_Entry(void *data)
 
 const static sm_state_t *Dpdm_Src_Idle_Run(const sm_state_t *self, void *data)
 {
-    dpdm_t *p = (dpdm_t *)data;
-    p->dpdm_port = typec_is_attched() ? 0 : 1;
-    log_info("dpdm_port:%d\n", p->dpdm_port);
-    dpdm_power_set_port(p->dpdm_port);
-    hvdcp_prl_init(&p->bc_port, p->dpdm_port);
 
 #if NTC_ENABLE
 
-    // 若是触发了NTC, 则不走DPDN协议
+    // 若是触发了NTC, 则不走DPDN协议, 一直停在IDLE状态机里, 等温度降下去复位
+    // 或者等温度上去触发芯片复位
     if(user_app.ntc_triggered_dera)
     {
         return &g_dpdm_state[DPDM_SRC_STATE_IDLE];
@@ -200,6 +200,11 @@ const static sm_state_t *Dpdm_Src_Idle_Run(const sm_state_t *self, void *data)
     else
 #endif
     {
+        dpdm_t *p = (dpdm_t *)data;
+        p->dpdm_port = typec_is_attched() ? 0 : 1;
+        log_info("dpdm_port:%d\n", p->dpdm_port);
+        dpdm_power_set_port(p->dpdm_port);
+        hvdcp_prl_init(&p->bc_port, p->dpdm_port);
         return &g_dpdm_state[DPDM_SRC_STATE_APPLE];
     }
 
diff --git a/PD_CPS8841H_33W/code/app/src/main.c b/PD_CPS8841H_33W/code/app/src/main.c
index 78be839..14488b1 100644
--- a/PD_CPS8841H_33W/code/app/src/main.c
+++ b/PD_CPS8841H_33W/code/app/src/main.c
@@ -28,11 +28,17 @@
 #include "comp_powerout.h"
 #include "customized.h"
 #include "comm_event.h"
+#include "comp_protection.h"
 
 user_app_s user_app = {0};
 
 void protocol_pd_work(void)
 {
+    if(g_protection_param.protection_flag)
+    {
+        return;
+    }
+
     pd_mgr_pd_typec_prl_stack_run(0);
     pd_mgr_prl_stack_run(0);
 }
@@ -84,6 +90,11 @@ void usba_high_current(void)
 
 void comm_event(void)
 {
+    if(g_protection_param.protection_flag)
+    {
+        return;
+    }
+
     // uint16_t set_current = CURRENT_4A;
     usba_high_current();
 
diff --git a/PD_CPS8841H_33W/code/component/src/comp_powerout.c b/PD_CPS8841H_33W/code/component/src/comp_powerout.c
index f122d2f..9b9d205 100644
--- a/PD_CPS8841H_33W/code/component/src/comp_powerout.c
+++ b/PD_CPS8841H_33W/code/component/src/comp_powerout.c
@@ -237,12 +237,12 @@ void comp_powerout_transmit_machine(comp_powerout_info_s *powerout_info)
         // A+C时, 如果C口电压需要升压，那就先打开BUCK, 然后关闭GATEA。
         // 开启BUCK需要时间, 等BUCK开启完毕后再关gate, 不过A口断一会也没要求。
         // 不要在中断里进行操作IO口, 8850的寄存器不是原子操作----> 或者把powerout状态机放中断外跑
-        if(typec_is_attched())
+        if(typec_is_attched() && REG_ANALOG_GATEA->bf.en)
         {
             if(powerout_info->set_vol > VOLTAGE_5V)
             {
                 buck_control(true);
-                drv_delay_ms(1);
+                drv_delay_ms(5);
                 dpdm_power_a1_gate_enable(false);
             }
         }
@@ -366,7 +366,7 @@ void comp_powerout_ready_machine(comp_powerout_info_s *powerout_info)
                     || dpdm_power_get_next_protocol() == PROTOCOL_DCP
                     || dpdm_power_get_next_protocol() == PROTOCOL_QC_PRE)
             {
-                pwr_request.request_cur = CURRENT_3P3A;
+                pwr_request.request_cur = CURRENT_3P4A;
             }
         }
 
@@ -380,7 +380,7 @@ void comp_powerout_ready_machine(comp_powerout_info_s *powerout_info)
                     || dpdm_power_get_next_protocol() == PROTOCOL_DCP
                     || dpdm_power_get_next_protocol() == PROTOCOL_QC_PRE)
             {
-                pwr_request.request_cur = CURRENT_3P3A;
+                pwr_request.request_cur = CURRENT_3P4A;
             }
         }
     }
diff --git a/PD_CPS8841H_33W/code/component/src/comp_protection.c b/PD_CPS8841H_33W/code/component/src/comp_protection.c
index 4422c46..4347416 100644
--- a/PD_CPS8841H_33W/code/component/src/comp_protection.c
+++ b/PD_CPS8841H_33W/code/component/src/comp_protection.c
@@ -377,20 +377,21 @@ static void comp_protection_type_check(protection_param_s *protection_param)
             break;
 
         case SYS_ERR_OTP:
-//        if(HAL_ADC_GET_RT_ADC_VALUE() > NTC_OTP_RECOVER_VPT)
-//        {
-//            protect_info->hiccup_time++;
-//
-//            if(protect_info->hiccup_time == DELAY_1S)
-//            {
-//                goto pro_hard_reset;
-//            }
-
-//        }
-//        else
-//        {
-//            protect_info->hiccup_time = 0;
-//        }
+            if(COMP_ADC_GET_RT_VOL() > NTC_OTP_RECOVER_VPT)
+            {
+                protection_param->hiccup_time++;
+
+                if(protection_param->hiccup_time == DELAY_1S)
+                {
+                    goto pro_hard_reset;
+                }
+
+            }
+            else
+            {
+                protection_param->hiccup_time = 0;
+            }
+
             break;
 
 //        case SYS_ERR_OVP:
@@ -437,6 +438,8 @@ pro_hard_reset:
 */
 static void comp_protection_entry_action(protection_param_s *protection_param)
 {
+
+    comp_powerout_close_nmos();
     log_info("pro:%d\n", protection_param->curr_expcode);
 #if PD_SUPPORT
     pd_mgr_prl_deinit(ADP_PORT0);
@@ -463,6 +466,8 @@ static void comp_protection_entry_action(protection_param_s *protection_param)
 */
 static void comp_protection_exit(protection_param_s *protection_param)
 {
+    // RESET_ADP_CURR_PORT();
+
 #if TYPEC_SUPPORT
     typec_reset(pd_get_pd_port(ADP_PORT0));
 #endif
diff --git a/PD_CPS8841H_33W/code/platform/protocol/qc_protocol/src/qc_protocol.c b/PD_CPS8841H_33W/code/platform/protocol/qc_protocol/src/qc_protocol.c
index 4d36f10..7138ef0 100644
--- a/PD_CPS8841H_33W/code/platform/protocol/qc_protocol/src/qc_protocol.c
+++ b/PD_CPS8841H_33W/code/platform/protocol/qc_protocol/src/qc_protocol.c
@@ -33,6 +33,13 @@ void qc_voltage_request_work(qc_port_s *qc_port)
     qc_param_s *qc_param;
     qc_param = &qc_port->qc_prl_param;
 
+    // 进了PD协议则不响应QC协议，优先QC协议
+    if(dpdm_power_get_next_protocol() == PROTOCOL_PD_FIX
+            || dpdm_power_get_next_protocol() == PROTOCOL_PD_PPS)
+    {
+        return;
+    }
+
     if(dpdm_power_get_next_protocol() == PROTOCOL_QC && (qc_param->qc_assist.request_vol == VOLTAGE_5V) &&
             (qc_param->qc_assist.request_vol != vset))
     {
@@ -58,7 +65,7 @@ void qc_voltage_request_work(qc_port_s *qc_port)
 
     if(qc_param->qc_assist.request_vol == 5000)
     {
-        iset = CURRENT_3P3A;
+        iset = CURRENT_3P4A;
         // A + C 且都在5V时, 在powerout里会把电流设为5.5A
 
         // 仅测试，单A口时，实际设置3.3A能出4A
@@ -69,22 +76,35 @@ void qc_voltage_request_work(qc_port_s *qc_port)
     }
     else if(qc_param->qc_assist.request_vol == 9000)
     {
-        iset = CURRENT_2P3A;
+        iset = CURRENT_2P4A;
     }
     else if(qc_param->qc_assist.request_vol >= 12000)
     {
         qc_param->qc_assist.request_vol = 12000;
-        iset = CURRENT_1P8A;
+        iset = CURRENT_1P9A;
     }
     else if(qc_param->qc_assist.request_vol <= 5000)
     {
         qc_param->qc_assist.request_vol = 5000;
-        iset = CURRENT_3P3A;
+        iset = CURRENT_3P4A;
     }
 
     if(qc_param->qc_assist.contionous_mode_state)
     {
-        // iset = CURRENT_3P4A;
+        if(qc_param->qc_assist.request_vol < 9000)
+        {
+            iset = CURRENT_3P4A;
+        }
+        else if(qc_param->qc_assist.request_vol < 12000)
+        {
+            iset = CURRENT_2P4A;
+        }
+        else if(qc_param->qc_assist.request_vol >= 12000)
+        {
+            qc_param->qc_assist.request_vol = 12000;
+            iset = CURRENT_1P9A;
+        }
+
         set_cable_comp_enable(false);
     }
 
diff --git a/PD_CPS8841H_33W/code/platform/protocol/scp_protocol/src/scp_protocol.c b/PD_CPS8841H_33W/code/platform/protocol/scp_protocol/src/scp_protocol.c
index ae0257b..99acaaf 100644
--- a/PD_CPS8841H_33W/code/platform/protocol/scp_protocol/src/scp_protocol.c
+++ b/PD_CPS8841H_33W/code/platform/protocol/scp_protocol/src/scp_protocol.c
@@ -141,14 +141,6 @@ static void scp_voltage_request_work(scp_port_s *scp_port)
 
 
 #if SCP_SUPPORT
-
-static bool is_rdp_en(void)
-{
-    return REG_ANALOG_DPDN->bf.en_rdp;
-}
-
-
-
 /*
   * @brief scp_first_handshake_dp_protection
   * @param  dpdn_port
@@ -158,17 +150,16 @@ static bool is_rdp_en(void)
 */
 static void scp_first_handshake_dp_protection(scp_param_s *scp_param)
 {
-    if(!is_rdp_en() && scp_param->scp_prl_passist.scp_ping_get_cnt)
+    if(scp_param->scp_prl_passist.scp_ping_get_cnt > 3)
     {
-        scp_dp_det_disable(scp_param);
-        SET_DP_PULL_DOWN(true);
         return;
     }
 
     switch(scp_param->scp_prl_passist.scp_ping_get_cnt)
     {
         case 1:
-
+            scp_dp_det_disable(scp_param);
+            SET_DP_PULL_DOWN(true);
             scp_param->scp_prl_passist.scp_ping_get_cnt++;
             log_info("cnt:%d\n", scp_param->scp_prl_passist.scp_ping_get_cnt);
             break;
@@ -191,8 +182,8 @@ static void scp_first_handshake_dp_protection(scp_param_s *scp_param)
 
 void scp_prl_report_info_update(scp_param_s *scp_param)
 {
-    scp_param->scp_app_passist.scp_adc_cur = COMP_ADC_GET_VIN();
-    scp_param->scp_app_passist.scp_adc_vol = COMP_ADC_GET_LS_CUR();
+    scp_param->scp_app_passist.scp_adc_cur = COMP_ADC_GET_LS_CUR();
+    scp_param->scp_app_passist.scp_adc_vol = COMP_ADC_GET_VIN();
     scp_param->scp_app_passist.temperature = 25;
     scp_param->scp_app_passist.derating_ratio = 0;
 }
diff --git a/PD_CPS8841H_33W/code/platform/rom_inc/comp/comp_config.h b/PD_CPS8841H_33W/code/platform/rom_inc/comp/comp_config.h
index 44631bc..3ef4af7 100644
--- a/PD_CPS8841H_33W/code/platform/rom_inc/comp/comp_config.h
+++ b/PD_CPS8841H_33W/code/platform/rom_inc/comp/comp_config.h
@@ -134,6 +134,7 @@
 #define CURRENT_1P7A    1700
 #define CURRENT_1P8A    1800
 #define CURRENT_1P75A   1750
+#define CURRENT_1P9A    1900
 #define CURRENT_2A	2000
 
 #define CURRENT_2P2A	2200
diff --git a/PD_CPS8841H_33W/code/prl_portable/src/pd.c b/PD_CPS8841H_33W/code/prl_portable/src/pd.c
index 3b4961f..f3d72c2 100644
--- a/PD_CPS8841H_33W/code/prl_portable/src/pd.c
+++ b/PD_CPS8841H_33W/code/prl_portable/src/pd.c
@@ -118,6 +118,11 @@ bool app_src_power_handler_patch(pd_param_s *pd_param)
     {
         offest = CURRENT_0P3A;
 
+        if(request_vol <= VOLTAGE_9V)
+        {
+            offest = CURRENT_0P4A;
+        }
+
         set_cable_comp_enable(true);
         dpdm_power_set_next_protocol(PROTOCOL_PD_FIX);
     }