sketch_maychangshi1.ino: In function 'void setup()':sketch_maychangshi1:130: error: redefinition of 'void setup()'sketch_maychangshi1:88: error: 'void setup()' previously defined heresketch_maychangshi1:131: error: 'size' was not declared in this scopesketch_maychangshi1:132: error: ...
intledpin = 13; voidsetup() { pinMode(tonepin,OUTPUT); pinMode(ledpin,OUTPUT); length=sizeof(scale)/sizeof(scale[0]);//计算长度 } voidloop() { for(intx=0;x<length;x++) { tone(tonepin,scale[x]); digitalWrite(ledpin,HIGH); delay(500*durt[x]);//这里用来根据节拍调节延时,500...
In file included from C:\Users\ADMINI~1\AppData\Local\Temp\arduino_modified_sketch_123359\sketch_may07a.ino:68:0:C:\Users\Administrator\Documents\Arduino\libraries\RTClib/RTClib.h:30:7: error: redefinition of 'class DateTime' class DateTime { ^In file included from C:\Users\ADMINI~1\App...
#if FLASH_MAP_SUPPORT #include "flash_hal.h" #endif void preinit(void); void setup(void); void loop(void); 这段代码看起来是嵌入式系统中的一个简单程序框架,它可能是基于某个嵌入式开发平台或框架的代码结构。让我来解释一下: ```c #if FLASH_MAP_SUPPORT #include "flash_hal.h" #endif ``...
void setup() { MIDI.begin(); ... void loop() { MIDI.read(); will create a instance named BLEMIDI and listens to incoming MIDI. Namespace collision with ArduinoBLE Note: error: redefinition of 'class BLEDescriptor' is a namespace collision on class BLEDescriptor between ESP32 BLE and ...
of memory 内存不够用 Parameter xxx is never used 能数xxx没有用到 Pointer required on left side of - 符号-的左边必须是指针 Possible use of xxx before definition 在定义之前就使用了xxx(警告) Possibly incorrect assignment 赋值可能不正确 Redeclaration of xxx 重复定义了xxx Redefinition of xxx is ...
Note: This class can easily be reworked to function outside of the Arduino framework if you know how to handle time, Data Direction Registers, HAL etc. Releases3 Cleanup and alias redefinition - more compliance with Arduino API styleLatest ...
(Windows 7), 开发板:"Arduino Nano, ATmega328P" In file included from C:\Users\Administrator\Desktop\388-UltrraSonic_OLED__FIN\388-UltrraSonic_OLED__FIN.ino:4:0: C:\Users\Administrator\Documents\Arduino\libraries\Adafruit_SSD1306/splash.h:5:36: error: redefinition of 'const uint8_t ...
IRrecvDemo:17: error: redefinition of 'void setup()' sketch_jul26d:1: error: 'void setup()' previously defined here IRrecvDemo.ino: In function 'void loop()': IRrecvDemo:23: error: redefinition of 'void loop()' sketch_jul26d:6: error: 'void loop()' previously defined here ...
void setup(){ } void loop(){ int chk = DHT.read11(DHT11_PIN); delay(1000); } To see an example of using the DHT11 sensor outputs as variables in other functions, check out our articleHow to Set Up an Ultrasonic Range Finder on an Arduino, where we use theDHT.humidityandDHT.temp...