diff --git a/app_protocols/apperrorcode/apperrorcode.hpp b/app_protocols/apperrorcode/apperrorcode.hpp
index 13afa93..e5cb231 100644
--- a/app_protocols/apperrorcode/apperrorcode.hpp
+++ b/app_protocols/apperrorcode/apperrorcode.hpp
@@ -62,7 +62,17 @@ typedef enum {
   kappe_missing_param = 10016,
   kappe_param_num_err = 10017,
 
-  kappe_is_busy = 10018,
+  // 液体已加到位
+  kappe_adding_liquid_is_already_in_place = 10100,
+  // 加液大于设备最大容量
+  kappe_adding_liquid_is_greater_than_the_maximum_capacity_of_the_device = 10101,
+
+  kappe_state_is_busy = 10020,
+
+  kappe_is_adding_liquid           = 10021,  // 加液中
+  kappe_is_draining_liquid         = 10022,  // 排液中
+  kappe_is_disinfecting            = 10023,  // 消毒中
+  kappe_is_air_leak_detect_testing = 10024,  // 气密性测试中
 
 } apperror_t;
 }
diff --git a/appsrc/appsetting/project_port/project_port.hpp b/appsrc/appsetting/project_port/project_port.hpp
index 4aa0d12..9ca418d 100644
--- a/appsrc/appsetting/project_port/project_port.hpp
+++ b/appsrc/appsetting/project_port/project_port.hpp
@@ -44,6 +44,8 @@ class ProjectPort {
   bool   isInited                   = false;
   int    disinfectantBucketCapacity = 0;
 
+  int emptyPipeSprayPumpRPM = 700;
+
  public:
   static ProjectPort &ins() {
     static ProjectPort instance;
diff --git a/appsrc/baseservice/devicestate/device_state_service.hpp b/appsrc/baseservice/devicestate/device_state_service.hpp
index 2cbba3f..aa8448c 100644
--- a/appsrc/baseservice/devicestate/device_state_service.hpp
+++ b/appsrc/baseservice/devicestate/device_state_service.hpp
@@ -62,4 +62,22 @@ class DeviceStateService : public enable_shared_from_this<DeviceStateService> {
 
   void initialize() {};
 };
+
+static inline int32_t getDeviceBusyReason(DeviceState nowState) {
+  switch (nowState.id) {
+    case DeviceState::kIdle:
+      return 0;
+    case DeviceState::kDisinfection:
+      return err::kappe_is_disinfecting;
+    case DeviceState::kAddingLiquid:
+      return err::kappe_is_adding_liquid;
+    case DeviceState::kDrainingLiquid:
+      return err::kappe_is_draining_liquid;
+    case DeviceState::kAirLeakDetectTesting:
+      return err::kappe_is_air_leak_detect_testing;
+    default:
+      return 6;
+  }
+}
+
 }  // namespace iflytop
\ No newline at end of file
diff --git a/appsrc/service/app/add_liquid_service.cpp b/appsrc/service/app/add_liquid_service.cpp
index 9779130..78b872e 100644
--- a/appsrc/service/app/add_liquid_service.cpp
+++ b/appsrc/service/app/add_liquid_service.cpp
@@ -1,5 +1,6 @@
 #include "add_liquid_service.hpp"
 using namespace iflytop;
+
 void AddLiquidService::initialize() {
   logger->info("AddLiquidService initialize");
   REGFNV2(AddLiquidService, start);
@@ -10,34 +11,31 @@ void AddLiquidService::initialize() {
 
 void AddLiquidService::start(int stopatg) {
   lock_guard<recursive_mutex> lock(lock_);
-  if (m_ds->getDeviceState() != DeviceState::Idle) {
+  auto                        nowstate = m_ds->getDeviceState();
+  if (nowstate != DeviceState::Idle) {
     logger->warn("start add liquid fail, device state is not idle");
-    THROW_APP_EXCEPTION(err::kappe_is_busy, "device state is not idle");
+    THROW_APP_EXCEPTION(getDeviceBusyReason(nowstate), "");
   }
 
   if (m_thread) {
     m_thread->join();
-    m_thread    = nullptr;
-    m_workstate = kidle;
+    m_thread = nullptr;
   }
 
   int32_t nowvolume = m_dwus->getWeight();
 
   int maxg = PORT.disinfectantBucketCapacity;
-  stopatg += 0;  // 由于加液过程中，测量到的液体要比真实的小，所以这里要比预设值大100
+  if (nowvolume > stopatg) {
+    logger->warn("start add liquid fail, nowvolume {} > stopatg {}", nowvolume, stopatg);
+    THROW_APP_EXCEPTION(err::kappe_adding_liquid_is_already_in_place, "");
+  }
 
   if (stopatg > maxg) {
     logger->warn("start add liquid fail, stopatg {} > maxg {}", stopatg, maxg);
     stopatg = maxg;
   }
 
-  if (nowvolume > stopatg) {
-    logger->warn("start add liquid fail, nowvolume {} > stopatg {}", nowvolume, stopatg);
-    return;
-  }
-
   m_workstate = kaddingLiquid;
-
   m_thread.reset(new Thread("addLiquid", [this, stopatg]() { addLiquidWork(stopatg); }));
   //
   logger->info("start add liquid success");
@@ -64,7 +62,7 @@ void AddLiquidService::addLiquidWork(int stopatg) {
    */
   m_workstate = kemptyLineLiquid;
   logger->info("start drain the liquid from the line");
-  m_dcs->SprayPump_startInRPM(-800);  // 40gpm 约等于450RPM
+  m_dcs->SprayPump_startInRPM(-PORT.emptyPipeSprayPumpRPM);  
   thisThread.sleepForMs(1000);
   m_dcs->AddLiquidPump_run(-23);  // @TODO:提取常数到系统配置中
 #define EMTPTY_LINE_WHEN_ADDING_DISINFECTANT_TIMES 1000
@@ -105,11 +103,11 @@ void AddLiquidService::fn_stop(shared_ptr<MsgProcessContext> cxt) { stop(); }
 void AddLiquidService::fn_getState(shared_ptr<MsgProcessContext> cxt) {  //
   cxt->content["workState"]        = state2str(getWorkstate());
   cxt->content["workStateDisplay"] = state2chstr(getWorkstate());
-  cxt->content["nowLiquid"]        = 1000;
+  cxt->content["nowLiquid"]        = m_dwus->getWeight();
 }
 void AddLiquidService::fn_getServiceConfig(shared_ptr<MsgProcessContext> cxt) {
   json cfg;
-  cfg["maxLiquid"]    = 4950;
+  cfg["maxLiquid"]    = PORT.disinfectantBucketCapacity;
   cfg["show"]         = true;
   cfg["updatePeriod"] = 300;
   cxt->content        = cfg;
diff --git a/appsrc/service/app/add_liquid_service.hpp b/appsrc/service/app/add_liquid_service.hpp
index 6fd0aa1..c766cca 100644
--- a/appsrc/service/app/add_liquid_service.hpp
+++ b/appsrc/service/app/add_liquid_service.hpp
@@ -53,18 +53,15 @@ class AddLiquidService : public enable_shared_from_this<AddLiquidService> {
   }
 
  private:
-  shared_ptr<DBService>          m_db;
-  shared_ptr<DeviceStateService> m_ds;
-  shared_ptr<GConfig>            m_gConfig;
-
+  shared_ptr<DBService>                       m_db;
+  shared_ptr<DeviceStateService>              m_ds;
+  shared_ptr<GConfig>                         m_gConfig;
   shared_ptr<DeviceIoControlService>          m_dcs;
   shared_ptr<DisinfectantWeightUpdateService> m_dwus;
 
+  state_t            m_workstate = kidle;
   unique_ptr<Thread> m_thread;
-
-  state_t m_workstate = kidle;
-
-  recursive_mutex lock_;
+  recursive_mutex    lock_;
 
  public:
   void initialize();
@@ -80,7 +77,6 @@ class AddLiquidService : public enable_shared_from_this<AddLiquidService> {
 
  private:
   void addLiquidWork(int stopatg);
-
 };
 
 }  // namespace iflytop
diff --git a/appsrc/service/app/drain_liquid_service.cpp b/appsrc/service/app/drain_liquid_service.cpp
index 29b5326..361a51c 100644
--- a/appsrc/service/app/drain_liquid_service.cpp
+++ b/appsrc/service/app/drain_liquid_service.cpp
@@ -1,5 +1,7 @@
 #include "drain_liquid_service.hpp"
 using namespace iflytop;
+#define DRAINLIQUID_EXT_TIME_S 8
+
 void DrainLiquidService::initialize() {
   logger->info("DrainLiquidService initialize");
   REGFNV2(DrainLiquidService, start);
@@ -8,10 +10,26 @@ void DrainLiquidService::initialize() {
   REGFNV2(DrainLiquidService, getServiceConfig);
 }
 
-void                        DrainLiquidService::start() { m_workstate = kwork; }
-void                        DrainLiquidService::stop() { m_workstate = kidle; }
+void DrainLiquidService::start() {
+  lock_guard<recursive_mutex> lock(lock_);
+  auto                        nowstate = m_ds->getDeviceState();
+  if (nowstate != DeviceState::Idle) {
+    logger->warn("start add liquid fail, device state is not idle");
+    THROW_APP_EXCEPTION(getDeviceBusyReason(nowstate), "");
+  }
+
+  if (m_thread) {
+    m_thread->join();
+    m_thread = nullptr;
+  }
+
+  m_workstate = kwork;
+  m_thread.reset(new Thread("addLiquid", [this]() { workThread(); }));
+}
 DrainLiquidService::state_t DrainLiquidService::getWorkstate() { return m_workstate; }
 
+void DrainLiquidService::stop() { m_workstate = kidle; }
+
 void DrainLiquidService::fn_start(shared_ptr<MsgProcessContext> cxt) {  //
   start();
 }
@@ -19,14 +37,48 @@ void DrainLiquidService::fn_stop(shared_ptr<MsgProcessContext> cxt) { stop(); }
 void DrainLiquidService::fn_getState(shared_ptr<MsgProcessContext> cxt) {  //
   cxt->content["workState"]        = state2str(getWorkstate());
   cxt->content["workStateDisplay"] = state2chstr(getWorkstate());
-  cxt->content["nowLiquid"]        = 1000;
+  cxt->content["nowLiquid"]        = m_dwus->getWeight();
 }
 
 void DrainLiquidService::fn_getServiceConfig(shared_ptr<MsgProcessContext> cxt) {
   json cfg;
-  cfg["maxLiquid"]    = 4950;
+  cfg["maxLiquid"]    = PORT.disinfectantBucketCapacity;
   cfg["show"]         = true;
   cfg["updatePeriod"] = 300;
+  cxt->content        = cfg;
+}
+
+void DrainLiquidService::workThread() {
+  ThisThread thisThread;
+
+  m_dcs->AddLiquidPump_drainLiquid();
+  m_dcs->SprayPump_startInRPM(-PORT.emptyPipeSprayPumpRPM);
+  logger->info("startDraining ");
+
+  auto startdrainingtime = zsteady_clock().now();
+
+  zsteady_tp volumeReachZeroTime;
+  bool       volumeReachZeroFlag = false;
+
+  while (!thisThread.getExitFlag()) {
+    int32_t nowvolume = m_dwus->getWeight();
+    logger->info("draining remain {} g", nowvolume);
+    if (!volumeReachZeroFlag && nowvolume <= 0) {
+      volumeReachZeroTime = zsteady_clock().now();
+      volumeReachZeroFlag = true;
+    }
+
+    if (volumeReachZeroFlag) {
+      logger->info("stopDraining after {} s", DRAINLIQUID_EXT_TIME_S - zsteady_clock().elapsedTimeS(volumeReachZeroTime));
+      if (zsteady_clock().elapsedTimeS(volumeReachZeroTime) > DRAINLIQUID_EXT_TIME_S) {
+        break;
+      }
+    }
 
-  cxt->content = cfg;
+    thisThread.sleepForMs(500);
+  }
+  logger->info("stopDraining");
+  m_dcs->AddLiquidPump_stop();
+  m_dcs->SprayPump_stop();
+  m_workstate = kidle;
 }
diff --git a/appsrc/service/app/drain_liquid_service.hpp b/appsrc/service/app/drain_liquid_service.hpp
index 8393cc2..3784a84 100644
--- a/appsrc/service/app/drain_liquid_service.hpp
+++ b/appsrc/service/app/drain_liquid_service.hpp
@@ -10,6 +10,9 @@
 #include <vector>
 //
 #include "baseservice/baseservice.hpp"
+#include "service/hardware/device_ctrl_service.hpp"
+#include "service/hardware/disinfectant_weight_update_service.hpp"
+//
 namespace iflytop {
 class DrainLiquidService : public enable_shared_from_this<DrainLiquidService> {
   THISCLASS(AddLiquidService);
@@ -43,11 +46,15 @@ class DrainLiquidService : public enable_shared_from_this<DrainLiquidService> {
   }
 
  private:
-  shared_ptr<DBService>          m_db;
-  shared_ptr<DeviceStateService> m_ds;
-  shared_ptr<GConfig>            m_gConfig;
+  shared_ptr<DBService>                       m_db;
+  shared_ptr<DeviceStateService>              m_ds;
+  shared_ptr<GConfig>                         m_gConfig;
+  shared_ptr<DeviceIoControlService>          m_dcs;
+  shared_ptr<DisinfectantWeightUpdateService> m_dwus;
 
-  state_t m_workstate = kidle;
+  state_t            m_workstate = kidle;
+  unique_ptr<Thread> m_thread;
+  recursive_mutex    lock_;
 
  public:
   void initialize();
@@ -62,6 +69,7 @@ class DrainLiquidService : public enable_shared_from_this<DrainLiquidService> {
   void fn_getServiceConfig(shared_ptr<MsgProcessContext> cxt);
 
  private:
+  void workThread();
 };
 
 }  // namespace iflytop
diff --git a/appsrc/service/hardware/device_ctrl_service.cpp b/appsrc/service/hardware/device_ctrl_service.cpp
index 9d031b5..111b79c 100644
--- a/appsrc/service/hardware/device_ctrl_service.cpp
+++ b/appsrc/service/hardware/device_ctrl_service.cpp
@@ -60,53 +60,123 @@ void DeviceIoControlService::processReportMsg(uint8_t from, uint8_t *hex, uint32
 // 加液泵控制
 #define COMPONENT HardwareComponent::AddLiquidPump
 void DeviceIoControlService::AddLiquidPump_addLiquid() {
+  if (isInPc()) return;
+
   int pumpspeed = GET_SETTING(int, SettingId::drainage_pump_speed);
   CAN_MASTER->pumpRotate(GET_BOARDID(), GET_SUBID(), pumpspeed);
 }
 void DeviceIoControlService::AddLiquidPump_drainLiquid() {
+  if (isInPc()) return;
+
   int pumpspeed = GET_SETTING(int, SettingId::drainage_pump_speed);
   CAN_MASTER->pumpRotate(GET_BOARDID(), GET_SUBID(), -pumpspeed);
 }
-void DeviceIoControlService::AddLiquidPump_run(int rpm) { CAN_MASTER->pumpRotate(GET_BOARDID(), GET_SUBID(), rpm); }
+void DeviceIoControlService::AddLiquidPump_run(int rpm) {
+  if (isInPc()) return;
+
+  CAN_MASTER->pumpRotate(GET_BOARDID(), GET_SUBID(), rpm);
+}
 
-void DeviceIoControlService::AddLiquidPump_stop() { CAN_MASTER->pumpStop(GET_BOARDID(), GET_SUBID()); }
+void DeviceIoControlService::AddLiquidPump_stop() {
+  if (isInPc()) return;
+
+  CAN_MASTER->pumpStop(GET_BOARDID(), GET_SUBID());
+}
 #undef COMPONENT
 
 // 喷雾泵控制
 #define COMPONENT HardwareComponent::SprayPump
 void DeviceIoControlService::SprayPump_start(int32_t gpm) {
+  if (isInPc()) return;
+
   int pumpspeed_rpm = ProjectPort::ins().gpm2speed(gpm);
   CAN_MASTER->pumpRotate(GET_BOARDID(), GET_SUBID(), pumpspeed_rpm);
 }
-void DeviceIoControlService::SprayPump_stop() { CAN_MASTER->pumpStop(GET_BOARDID(), GET_SUBID()); }
-void DeviceIoControlService::SprayPump_startInRPM(int32_t rpm) { CAN_MASTER->pumpRotate(GET_BOARDID(), GET_SUBID(), rpm); }
+void DeviceIoControlService::SprayPump_stop() {
+  if (isInPc()) return;
+
+  CAN_MASTER->pumpStop(GET_BOARDID(), GET_SUBID());
+}
+void DeviceIoControlService::SprayPump_startInRPM(int32_t rpm) {
+  if (isInPc()) return;
+
+  CAN_MASTER->pumpRotate(GET_BOARDID(), GET_SUBID(), rpm);
+}
 #undef COMPONENT
 
 // 鼓风机控制
 #define COMPONENT HardwareComponent::Blower
-void  DeviceIoControlService::Blower_ctrl(int power) { CAN_MASTER->blowerCtrl(GET_BOARDID(), power); }
-void  DeviceIoControlService::Blower_close() { CAN_MASTER->blowerCtrl(GET_BOARDID(), 0); }
-float DeviceIoControlService::Blower_readEI() { return CAN_MASTER->blowerReadEI(GET_BOARDID()) / 1000.0; }
+void DeviceIoControlService::Blower_ctrl(int power) {
+  if (isInPc()) return;
+
+  CAN_MASTER->blowerCtrl(GET_BOARDID(), power);
+}
+void DeviceIoControlService::Blower_close() {
+  if (isInPc()) return;
+
+  CAN_MASTER->blowerCtrl(GET_BOARDID(), 0);
+}
+float DeviceIoControlService::Blower_readEI() {
+  if (isInPc()) return;
+
+  return CAN_MASTER->blowerReadEI(GET_BOARDID()) / 1000.0;
+}
 #undef COMPONENT
 
 // 空压机控制
 #define COMPONENT HardwareComponent::AirCompressor
-void  DeviceIoControlService::AC_ctrl(int power) { CAN_MASTER->airCompressorCtrl(GET_BOARDID(), power); }
-void  DeviceIoControlService::AC_close() { CAN_MASTER->airCompressorCtrl(GET_BOARDID(), 0); }
-float DeviceIoControlService::AC_readEI() { return CAN_MASTER->airCompressorReadEI(GET_BOARDID()) / 1000.0; }
+void DeviceIoControlService::AC_ctrl(int power) {
+  if (isInPc()) return;
+
+  CAN_MASTER->airCompressorCtrl(GET_BOARDID(), power);
+}
+void DeviceIoControlService::AC_close() {
+  if (isInPc()) {
+    return;
+  }
+  CAN_MASTER->airCompressorCtrl(GET_BOARDID(), 0);
+}
+float DeviceIoControlService::AC_readEI() {
+  if (isInPc()) {
+    return 0;
+  }
+  return CAN_MASTER->airCompressorReadEI(GET_BOARDID()) / 1000.0;
+}
 #undef COMPONENT
 
 // 加热器控制
 #define COMPONENT HardwareComponent::Heater
-void  DeviceIoControlService::Heater_ctrl(int power) { CAN_MASTER->heaterCtrl(GET_BOARDID(), power); }
-void  DeviceIoControlService::Heater_close() { CAN_MASTER->heaterCtrl(GET_BOARDID(), 0); }
-float DeviceIoControlService::Heater_readEI() { return CAN_MASTER->heaterReadEI(GET_BOARDID()) / 1000.0; }
-float DeviceIoControlService::Heater_readTemperature() { return CAN_MASTER->heaterReadTemperature(GET_BOARDID()) / 10.0; }
+void DeviceIoControlService::Heater_ctrl(int power) {
+  if (isInPc()) {
+    return;
+  }
+  CAN_MASTER->heaterCtrl(GET_BOARDID(), power);
+}
+void DeviceIoControlService::Heater_close() {
+  if (isInPc()) {
+    return;
+  }
+  CAN_MASTER->heaterCtrl(GET_BOARDID(), 0);
+}
+float DeviceIoControlService::Heater_readEI() {
+  if (isInPc()) {
+    return 0;
+  }
+  return CAN_MASTER->heaterReadEI(GET_BOARDID()) / 1000.0;
+}
+float DeviceIoControlService::Heater_readTemperature() {
+  if (isInPc()) {
+    return 0;
+  }
+  return CAN_MASTER->heaterReadTemperature(GET_BOARDID()) / 10.0;
+}
 #undef COMPONENT
 
 // 三色指示灯控制
 #define COMPONENT HardwareComponent::WarningLight
 void DeviceIoControlService::WarningLight_setState(int r, int g, int b, int warning) {  //
+  if (isInPc()) return;
+
   CAN_MASTER->warningLightSetState(GET_BOARDID(), r, g, b, warning);
 }
 #undef COMPONENT
@@ -118,46 +188,75 @@ void DeviceIoControlService::WarningLight_setState(int r, int g, int b, int warn
 
 #define COMPONENT HardwareComponent::PositivePressureProportional
 void DeviceIoControlService::PosiPressureProp_setValve(int valveValue) {  //
+  if (isInPc()) return;
+
   CAN_MASTER->proportionalSetValve(GET_BOARDID(), GET_SUBID(), valveValue);
 }
-int  DeviceIoControlService::PosiPressureProp_readPos() { return CAN_MASTER->proportionalReadPos(GET_BOARDID(), GET_SUBID()); }
-bool DeviceIoControlService::PosiPressureProp_isBusy() { return CAN_MASTER->proportionalIsBusy(GET_BOARDID(), GET_SUBID()); }
+int DeviceIoControlService::PosiPressureProp_readPos() {
+  if (isInPc()) return 0;
+  return CAN_MASTER->proportionalReadPos(GET_BOARDID(), GET_SUBID());
+}
+bool DeviceIoControlService::PosiPressureProp_isBusy() {
+  if (isInPc()) return false;
+  return CAN_MASTER->proportionalIsBusy(GET_BOARDID(), GET_SUBID());
+}
 #undef COMPONENT
 
 #define COMPONENT HardwareComponent::NegativePressureProportional
-void DeviceIoControlService::NegaPressureProp_setValve(int valveValue) { CAN_MASTER->proportionalSetValve(GET_BOARDID(), GET_SUBID(), valveValue); }
-int  DeviceIoControlService::NegaPressureProp_readPos() { return CAN_MASTER->proportionalReadPos(GET_BOARDID(), GET_SUBID()); }
-bool DeviceIoControlService::NegaPressureProp_isBusy() { return CAN_MASTER->proportionalIsBusy(GET_BOARDID(), GET_SUBID()); }
+void DeviceIoControlService::NegaPressureProp_setValve(int valveValue) {
+  if (isInPc()) return;
+  CAN_MASTER->proportionalSetValve(GET_BOARDID(), GET_SUBID(), valveValue);
+}
+int DeviceIoControlService::NegaPressureProp_readPos() {
+  if (isInPc()) return 0;
+  return CAN_MASTER->proportionalReadPos(GET_BOARDID(), GET_SUBID());
+}
+bool DeviceIoControlService::NegaPressureProp_isBusy() {
+  if (isInPc()) return false;
+  return CAN_MASTER->proportionalIsBusy(GET_BOARDID(), GET_SUBID());
+}
 #undef COMPONENT
 
 #define COMPONENT HardwareComponent::AirLeakDetectTestChannelCtrl
-void DeviceIoControlService::AirLeakDetectTestChannelCtrl_cutoffCh() { CAN_MASTER->airLeakDetectTestCloseOffCh(GET_BOARDID()); }
-void DeviceIoControlService::AirLeakDetectTestChannelCtrl_releaseCh() { CAN_MASTER->airLeakDetectTestReleaseCh(GET_BOARDID()); }
+void DeviceIoControlService::AirLeakDetectTestChannelCtrl_cutoffCh() {
+  if (isInPc()) return;
+  CAN_MASTER->airLeakDetectTestCloseOffCh(GET_BOARDID());
+}
+void DeviceIoControlService::AirLeakDetectTestChannelCtrl_releaseCh() {
+  if (isInPc()) return;
+  CAN_MASTER->airLeakDetectTestReleaseCh(GET_BOARDID());
+}
 #undef COMPONENT
 
 // ExtChSelector
 #define COMPONENT HardwareComponent::ExtChSelector
-void DeviceIoControlService::ExtChSelector_selectCh(int ch) { CAN_MASTER->extChSelectorSetCh(GET_BOARDID(), ch); }
+void DeviceIoControlService::ExtChSelector_selectCh(int ch) {
+  if (isInPc()) return;
+  CAN_MASTER->extChSelectorSetCh(GET_BOARDID(), ch);
+}
 #undef COMPONENT
 
 // 水浸传感器
 
 // 蒸发仓水浸
 #define COMPONENT HardwareComponent::EvaporationBinWS
-bool DeviceIoControlService::WaterSensor_readEvaporationBin() { return CAN_MASTER->evaporationTankWSReadState(GET_BOARDID()); }
+bool DeviceIoControlService::WaterSensor_readEvaporationBin() {
+  if (isInPc()) return false;
+  return CAN_MASTER->evaporationTankWSReadState(GET_BOARDID());
+}
 #undef COMPONENT
 
 #define COMPONENT HardwareComponent::DeviceBottomWS
-bool DeviceIoControlService::WaterSensor_readDeviceBottom() { return CAN_MASTER->bottomWSReadState(GET_BOARDID()); }  // 设备底部水浸
+bool DeviceIoControlService::WaterSensor_readDeviceBottom() {
+  if (isInPc()) return false;
+  return CAN_MASTER->bottomWSReadState(GET_BOARDID());
+}  // 设备底部水浸
 #undef COMPONENT
 
-// ACPostPS_To_Pa
-// AirLeakDetectPS_To_Pa
-// LiquidWeightPS_To_Pa
-// SprayPumpPostPS_To_Pa
-// AddLiquidPumpPostPS_To_Pa
 #define COMPONENT HardwareComponent::ACPostPS
 int DeviceIoControlService::ACPostPS_readPa() {  //
+  if (isInPc()) return 0;
+
   int32_t val = CAN_MASTER->psBusReadData(GET_BOARDID(), GET_SUBID());
   return ProjectPort::ins().ACPostPS_To_Pa(val);
 }
@@ -165,6 +264,8 @@ int DeviceIoControlService::ACPostPS_readPa() {  //
 
 #define COMPONENT HardwareComponent::AirLeakDetectPS
 int DeviceIoControlService::AirLeakDetectPS_readPa() {  //
+  if (isInPc()) return 0;
+
   int32_t val = CAN_MASTER->psBusReadData(GET_BOARDID(), GET_SUBID());
   return ProjectPort::ins().AirLeakDetectPS_To_Pa(val);
 }
@@ -172,6 +273,8 @@ int DeviceIoControlService::AirLeakDetectPS_readPa() {  //
 
 #define COMPONENT HardwareComponent::LiquidWeightPS
 int DeviceIoControlService::LiquidWeightPS_readPa() {  //
+  if (isInPc()) return 0;
+
   int32_t val = CAN_MASTER->psBusReadData(GET_BOARDID(), GET_SUBID());
   return ProjectPort::ins().LiquidWeightPS_To_Pa(val);
 }
@@ -179,6 +282,8 @@ int DeviceIoControlService::LiquidWeightPS_readPa() {  //
 
 #define COMPONENT HardwareComponent::SprayPumpPostPS
 int DeviceIoControlService::SprayPumpPostPS_readPa() {  //
+  if (isInPc()) return 0;
+
   int32_t val = CAN_MASTER->psBusReadData(GET_BOARDID(), GET_SUBID());
   return ProjectPort::ins().SprayPumpPostPS_To_Pa(val);
 }
@@ -186,12 +291,16 @@ int DeviceIoControlService::SprayPumpPostPS_readPa() {  //
 
 #define COMPONENT HardwareComponent::AddLiquidPumpPostPS
 int DeviceIoControlService::AddLiquidPumpPostPS_readPa() {  //
+  if (isInPc()) return 0;
+
   int32_t val = CAN_MASTER->psBusReadData(GET_BOARDID(), GET_SUBID());
   return ProjectPort::ins().AddLiquidPumpPostPS_To_Pa(val);
 }
 #undef COMPONENT
 
 int DeviceIoControlService::DisinfectantVolume_readVal() {
+  if (isInPc()) return 0;
+
   int pa = LiquidWeightPS_readPa();
   return ProjectPort::ins().pressurePa2VolumeG(pa);