invalid conversion from ‘const char*’ to ‘int’ [-fpermissive]

Question

sp.cpp:90:40: error: invalid conversion from ‘const char*’ to ‘int’ [-fpermissive]
sendData("/dev/ttyUSB0", a,8,IMAGE);

        char a[]={0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0xFE};
    if(text=="person")
    {
      a[1]=1;
      a[2]=((boxes[i].x2-boxes[i].x1)/2+boxes[i].x1)/3;
      a[3]=((boxes[i].y2-boxes[i].y1)/2+boxes[i].y1)/3;
    }
    openPort("/dev/ttyUSB0");//1
    configurePort(openPort("/dev/ttyUSB0"));
    sendData("/dev/ttyUSB0", a,8,IMAGE);

Answer 1

• 报错意思是 传入的 const char* 即 字符串数据， 不能转成对应的函数 int型的入参 ；
• 把sendData 这个函数的定义发下