lefengyang
3 days ago a9c835459990db39ae2db5157d7ad835dcd25b44
发送优化
1 files modified
61 ■■■■ changed files
ledApp/pages/index/index.vue 61 ●●●● patch | view | raw | blame | history
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) {