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lefengyang

3 days ago a775b1e78446fb0ceef8f65af411422cc3213aa9

 ledApp/pages/index/index.vue

@@ -192,7 +192,9 @@
            devKwh: '',
            platform: '',
            screenOn: true,
            waitDallThenSend: false // 标记：收到DALL清除所有信息指令回应后，再开始发送INST帧
            waitDallThenSend: false, // 标记：收到DALL清除所有信息指令回应后，再开始发送INST帧
            instTimer: null, // INST发送超时计时器：发送INST帧后等待回应，超过5秒未收到则判定发送失败
            instSendAborted: false // 标记：INST发送已失败/中止，收到迟到的回应时忽略，不再继续发送
         }
      },
      onLoad() {
@@ -403,6 +405,9 @@
            }

            if (this.ledData.length > 0) {
               // 重置发送状态：清除残留计时器、重置失败标记
               this.clearInstTimer();
               this.instSendAborted = false;
               // 向智能壳发送INST帧前，先发送一次清除所有信息指令(DALL)，待智能壳回应后再开始发送
               this.waitDallThenSend = true;
               this.commandDALL();
@@ -497,7 +502,7 @@
            var that = this
            uni.setBLEMTU({
               deviceId: this.deviceId,
               mtu: 80, // 最大值一般 512，蓝牙 4.2 通常支持 247
               mtu: 512, // 最大值一般 512，蓝牙 4.2 通常支持 247
               success: (res) => {
                  console.log('设置MTU成功:', res);
                  uni.hideLoading();
@@ -748,6 +753,31 @@
               this.writeBLECharacteristicValue(buffer, true)
            }, 50);
         },
         // 启动INST发送超时计时器：发送INST帧后等待智能壳回应，超过5秒未收到则判定发送失败
         startInstTimer() {
            this.clearInstTimer();
            this.instTimer = setTimeout(() => {
               this.handleInstTimeout();
            }, 5000);
         },
         // 清除INST发送超时计时器
         clearInstTimer() {
            if (this.instTimer) {
               clearTimeout(this.instTimer);
               this.instTimer = null;
            }
         },
         // INST发送超时处理：停止发送并提示发送失败
         handleInstTimeout() {
            this.instTimer = null;
            this.instSendAborted = true;
            uni.hideLoading();
            uni.showToast({
               title: '发送失败',
               icon: 'none',
               mask: true
            });
         },
         //添加信息指令(INST)
         commandINST(hexString) {
            // 1．手机发指令：启动+帧头+包头段(0x43+简易绑定号+屏大小)+INST+信息属性+文件名+总帧数+当前帧*+块描述+块数据+CRC校验码+帧尾
@@ -812,11 +842,13 @@
               title: '发送中' + sendPercent + '%',
               mask: true
            });
            setTimeout(() => {
            setTimeout(async () => {
               //this.writeBLECharacteristicValue(buffer)
               this.sendBLEDataInChunks(
                  this.hexArrayToHexString(data)
               )
               const ok = await this.sendBLEDataInChunks(this.hexArrayToHexString(data))
               if (ok) {
                  // 数据发送成功后启动超时计时器，等待智能壳回应，超过5秒未收到则判定发送失败
                  this.startInstTimer()
               }
            }, 50);
         },
         // 发送结束针
@@ -870,6 +902,8 @@
            const endbuffer = new Uint8Array(endData).buffer;
            setTimeout(() => {
               this.writeBLECharacteristicValue(endbuffer, true)
               // 结束帧发送后启动超时计时器，等待智能壳回应，超过5秒未收到则判定发送失败
               this.startInstTimer()
            }, 50);
         },
         async sendBLEDataInChunks(hexStr) {
@@ -900,14 +934,19 @@
                     })
                  })
               } catch (err) {
                  console.error(`🚫 发送中断，第 ${i + 1} 包发送失败`)
                  console.error(`🚫 发送中断，第 ${i + 1} 帧发送失败`, err)
                  uni.hideLoading();
                  break
                  uni.showToast({
                     title: `🚫 发送中断，第 ${i + 1} 帧发送失败`,
                     duration: 4000
                  });
                  return false
               }
               // 延迟下一包发送
               await new Promise(r => setTimeout(r, interval))
            }
            //console.log("🎉 数据发送完成")
            return true
         },
         // 读取电量
         commandPOWR() {
@@ -1025,6 +1064,12 @@
                     } else if (resName == 'PLAY') {

                     } else if (resName == 'INST') {
                        // 收到INST回应，清除发送超时计时器
                        that.clearInstTimer();
                        // 若已因超时中止发送，忽略迟到的回应，不再继续发送
                        if (that.instSendAborted) {
                           return;
                        }
                        // 添加动画帧
                        that.ledCurrent++
                        if (that.ledCurrent < that.ledTotal) {