fix：新增503参数

entry/src/main/ets/pages/UserInfo.ets

@@ -91,6 +91,7 @@ struct UserInfo {
     'Param398': '0', //考前上车准备
     'Param835': '0', //考前上车准备
     'Param850': '0', //考前上车准备
+    'Param853': '0', //未熄火不能开始考试
   }
   @State startExam: boolean = false
   // 过程照片拍照
@@ -537,6 +538,9 @@ struct UserInfo {
         if (sys.v_no === '770') {
           that.systemParam.Param770Str = sys.v_value;
         }
+        if(sys.v_no === '853'){
+          that.systemParam.Param853 = sys.v_value;
+        }
         if (sys.v_no === '835') {
           that.systemParam.Param835 = sys.v_value;
         }
@@ -946,7 +950,8 @@ struct UserInfo {
     const {isCheckFireOpen} = judgeConfig
     const {systemParam,isBoardPrePareSetPopupOpen} = this;
     const Param803Str = systemParam.Param803Str
-    if (Param803Str === '') {
+    const Param853Str = systemParam.Param853
+    if (Param803Str === '' && Param853Str != '1') {
       return true
     }
     return new Promise((resolve, reject) => {
@@ -963,6 +968,14 @@ struct UserInfo {
       const ygd = msgArr[8];
       const ssc = msgArr[13];
       const dw = msgArr[28];
+      if(Param853Str == '1'){
+        this.avPlayer.playAudio(['voice/熄火.mp3'])
+        promptAction.showToast({
+          message: '请熄火',
+          duration: 4000
+        })
+        reject(false)
+      }
       // 开始考试信号检测
       if (Param803Str !== '') {
         //安全带
@@ -1482,4 +1495,5 @@ type systemParam = {
   'Param398': string, //考前上车准备
   'Param835': string, //考前上车准备
   'Param850': string, //考前上车准备
+  'Param853': string, //未熄火不能开始考试
 }