int returnArray() { int myArray[] = {1, 2, 3, 4, 5}; return myArray[2]; } // 返回字符串类型 String returnString() { return "Hello, Arduino!"; } void setup() { // 在 setup 函数中进行初始化 Serial.begin(9600); // 调用并输出不同类型的返回值 Serial.println(returnInt()); ...
returnType functionName(parameterType parameterName){ doSomething(); } 引导您完成函数的创建和使用可能更好也更容易。在本练习中,我们将创建一个简单的函数,将两个数字相加。这不是一个特别实用的函数,但是它提供了一个如何创建函数的例子。在Arduino IDE 中创建新的草图。 将草图另存为function_example。 将代...
writecommand(uint8_t c) //Send an 8 bit command to the TFT examples/320 x 240/TFTwidth(_Matrix/TFT_Matrix.inowritedata(uint8_t d) //Send a 8 bit data value to the TFTreadcommand8(uint8_t cmd_function, uint8_t index) //Read a 8 bit data value from an indexed command registe...
result= Sum_func (5,6) ;//function call}intsum_func (intx,inty)//function declaration {intz =0; z= x+y ;returnz;//return the value} 9、字符串 字符串字符数组示例 此示例将显示如何创建字符串并将其打印到串口监视器窗口。 例 voidsetup() {charmy_str[6];//an array big enough for a...
2.9 return 2.10 goto 九、复合运算符 9.1++(increment) 9.2 – (decrement) 9.3+=(compoundaddition) 9.4 -=(compoundsubtraction) 9.5 *=(compoundmultiplication) 9.6 /= (compound division) 9.6&=(compoundbitwiseand) 9.8|=(compoundbitwiseor)
my_device.init(pid, mcu_ver); //incoming all DPs and their types array, DP numbers my_device.set_dp_cmd_total(dp_array, 3); //register DP download processing callback function my_device.dp_process_func_register(dp_process); //register upload all DP callback function my_device...
return; } } for (int i = 1; i < len; i++) { avgs[i - 1] = avgs[i]; } avgs[len - 1] = val; } //Function imported from the arduino website. //Basically map, but with a curve on the scale (can be non-uniform). ...
1、精品文档Arduino编程参考手册程序结构4控制语句5if5if.else6for8switch case10while11do.while12break12continue13return14goto15相关语法16分号16大括号16注释18define19include20算术运算符21赋值21加,减,乘,除21取模22比较运算符24if(条件) and =, !=, (比较运算符)24布尔运算符26指针运算符27位运算27位...
{ /* Replace the line below with the display initialization function, you want to use */ ssd1306_128x32_i2c_init(); ssd1306_clearScreen(); /* Set font to use with console */ ssd1306_setFixedFont(ssd1306xled_font6x8); } void loop(){ static uint8_t i = 0; /* Here use any ...
/* Replace the line below with the display initialization function, you want to use */ ssd1306_128x32_i2c_init(); ssd1306_clearScreen(); /* Set font to use with console */ ssd1306_setFixedFont(ssd1306xled_font6x8); } void loop() { ...