修改启动蓝牙下发

pages/asyntest/asyntest.js

@@ -38,6 +38,14 @@ Page({
 
   btntest3(event){
     var that = this
+    let deviceNum = "yxwl01680000000362"
+    this.startFingerprint(deviceNum)
+},
+ 
+
+/*
+  btntest3(event){
+    var that = this
     let managerTelephone = "19270949446"
     let managerPassword = "123456"
     let userTelephone = "38580151200"
@@ -53,7 +61,7 @@ Page({
     this.startFingerprint(managerTelephone, managerPassword, userTelephone, userPassword, userStartTime, userEndTime, 
         fpDataLength, fpStartTime, fpEndTime, times, recycleTime)
 },
-
+*/
 
   //获取输入框的数据
   getmsg(event){
@@ -148,8 +156,41 @@ Page({
 		console.log(b)		
         app.globalData.ble.send(cmd, b, length)
     },  
+    
+	startFingerprint(deviceNum) {
+    
+    wx.showLoading({
+            title: "正在发送...",
+        });
+        setTimeout(() => {
+            wx.hideLoading()
+        }, 1000);
+		
+		let cmd = 0x29
+		let dn = util.stringToUint8ArrayWithPadding(deviceNum, 20, 'F')
+        let data = 0x00360008
+
+        let length =  1 + 20 + 4 + 1 + 1
+
+	 	let b = new Uint8Array(length)
+
+        b[0] = cmd
+		b.set(dn, 1)
+ 
+		b[21] = (data>>24)&0xff;
+	    b[22] = (data>>16)&0xff;
+		b[23] = (data>>8)&0xff;
+		b[24] = data&0xff;
+		b[25] = 0x03
+		b[26] = 0x01
+		
+		console.log(b)		
+        app.globalData.ble.send(cmd, b, length)
+    },  	
+	
 	
-	startFingerprint(managerTelephone, managerPassword, userTelephone, userPassword, userStartTime, userEndTime, 
+	
+	startFingerprint_1(managerTelephone, managerPassword, userTelephone, userPassword, userStartTime, userEndTime, 
 	                       fpDataLength, fpStartTime, fpEndTime, times, recycleTime) {
     
     wx.showLoading({
@@ -212,9 +253,9 @@ Page({
 		
 		console.log(b)		
         app.globalData.ble.send(cmd, b, length)
-    },  	
-	
-	
+    },      
+
+
 })
  
  

utils/util.js

@@ -31,6 +31,22 @@ function stringToUint8Array(str){
         let tmpUint8Array = new Uint8Array(arr);
         return tmpUint8Array
 }
+
+function stringToUint8ArrayWithPadding(str, length, padding){
+        let arr = [];
+        for (let i = 0, j = str.length; i < j; ++i) {
+            arr.push(str.charCodeAt(i));
+        }
+
+        for (let i = str.length; i < length; i++) {
+            arr.push(padding);
+        }
+		
+        let tmpUint8Array = new Uint8Array(arr);
+        return tmpUint8Array
+}
+
+
  
 
 // 微信官方给的ArrayBuffer转十六进制示例
@@ -155,6 +171,7 @@ module.exports = {
   formatTime: formatTime,
   uint8ArrayToString: uint8ArrayToString,
   stringToUint8Array: stringToUint8Array, 
+  stringToUint8ArrayWithPadding: stringToUint8ArrayWithPadding,
   ab2hex: ab2hex,
   hexCharCodeToStr,
   hexCharCodeToStr: buf2string,