ENstr := “123” // string 转 int i, err := strconv.Atoi(str) if err == nil { fmt.Printf(“i: %v\n”,i) } // string 转 int64 i64,err := strconv.ParseInt(str,10,64) if err == nil { fmt.Printf(“i64: %v\n”,i64) } // string 转 int32 j,err := strconv.ParseInt...
byte MasterReceive = Wire.read(); // 从从 arduino 接收一个字节并存储在 MasterReceive int potvalue = analogRead(A0); // 从 POT (0-5V) 字节中读取模拟值 MasterSend = map(potvalue,0,1023,0,127); //将数字值(0到1023)转换为(0到127) Wire.beginTransmission(8); // 开始传输到从 arduino...
String inString;//储存从串口获取的字符串int num[100];//存储需要排列的数据数组100位最大值，int表示只接受整型变量int p=0,a=0;void boboUp()//该函数是冒泡排序的循环{ int i,j,temp; for(j=0;j<p;j++) { for(i=0;i num[i+1]) { temp = num[i]; ...
安装树莓派及arduino开发环境 搭建树莓派串口通信开发环境 （1）安装Python： sudo apt-get updat...
E:\示例\servoTest\ESP32_Servo.cpp: In member function 'int Servo::attach(int, int, int)': E:\示例\servoTest\ESP32_Servo.cpp:141:19: warning: control reaches end of non-void function [-Wreturn-type] exit status 1 Compilation error: 'ledcSetup' was not declared in this scope ...
String类) 11.15 array(数组) 十二、数据类型转换 12.1 char() 12.2 byte() 12.3int() 12.4 word() 12.5 long() 12.6 float() 十三、变量作用域&修饰符 13.1 variable scope(变量的作用域) 13.2 static(静态变量) 13.3 volatile 13.4 const 十四、辅助工具 ...
//extractingallrequiredvaluesofallthree axis:intl1=inString.indexOf("x=")+2; Stringtemp1=inString.substring(l1,l1+3); l1=inString.indexOf("y=")+2; String temp2=inString.substring(l1,l1+3); l1=inString.indexOf("z=")+2;
4. 串口读入int型数据实际上是串口读入字符串,再转换为int型数据。 kittenblock中小学创客名师推荐的图形化编程软件 while (Serial.available() >0) { int inChar = Serial.read(); if (isDigit(inChar)) { inString += (char)inChar; } i=inString.toInt(); ...
var data:String = _socket.readUTFBytes(_socket.bytesAvailable); //读取来自socket的数据 buffer += data; //读取串口的数据,并合并到buffer字符串中 var index:int; var min:int; while((index = buffer.indexOf(endmsg)) > -1) //接收到endmsg时开始执行下面括号内的程序,endmsg字符即"\n"换行符...
(int intMotorNo, String strMotorType, bool bolVSpeed, int intDir, int intInput1PIN, int intInput2PIN); // Move a Motor void Move(int intMotorNo, int intDir, int intSpeed); // Stop a Motor void Stop(int intMotorNo); }; // Class for ROBOT class ROBOT { public: // Part A ...