[英]Error constructing an Object from a custom C++ Library in Arduino
我試圖用一個自定義庫(jtaServoController)編譯該Arduino草圖,並且Arduino IDE聲稱我在Arduino草圖中的構造函數編寫不正確(更准確地說,“ jtaServoControllerFour”未命名類型)。
#include <jtaServoController.h>
#include <Wire.h>
#include <Adafruit_PWMServoDriver.h>
Adafruit_PWMServoDriver pwm1 = Adafruit_PWMServoDriver(0x40);
#define SERVOMIN 0
#define SERVOMAX 600
jtaServoControllerFour pointerFinger(1,2,3,4); //line in question
void setup() {
Serial.begin(9600);
pwm1.begin();
pwm1.setPWMFreq(60);
}
void loop() {
pointerFinger.jtaSetPWMFour(300,400,500,600);
}
我的問題是所討論的行是否實際上寫錯了,或者我的代碼的另一部分是否存在問題?可能在下面的庫中。 (順便說一句,我在庫中的Arduino教程中找到了構造對象的信息)。
這些分別是Header和.cpp文件:
#ifndef jtaServoController_h
#define jtaServoController_h
#include "Wire.h"
#include "Adafruit_PWMServoDriver.h"
#include "Arduino.h"
class jtaServoControllerFour
{
public:
jtaServoControllerFour(int servo1, int servo2, int servo3, int servo4);
void jtaSetPWMFour(unsigned int servo41, unsigned int servo42, unsigned int servo43, unsigned int servo44);
private:
int _servoOne;
int _servoTwo;
int _servoThree;
int _servoFour;
};
#endif
CPP文件
#include "Arduino.h"
#include "jtaServoController.h"
#include "Adafruit_PWMServoDriver.h"
#include "Wire.h"
jtaServoControllerFour::jtaServoControllerFour(int servoOne, int servoTwo, int servoThree, int servoFour)
{
_servoOne = servoOne;
_servoTwo = servoTwo;
_servoThree = servoThree;
_servoFour = servoFour;
}
void jtaServoControllerFour::jtaSetPWMFour(int servoFourOne, int servoFourTwo, int servoFourThree, int servoFourFour)
{
pwm1.setPWM(_servo1, 0, servoFourOne);
pwm1.setPWM(_servo2, 0, servoFourTwo);
pwm1.setPWM(_servo3, 0, servoFourThree);
pwm1.setPWM(_servo4, 0, servoFourFour);
return;
}
#include <jtaServoController.h>
您可能需要改用以下內容(雙引號):
#include "jtaServoController.h"
和/或檢查您的頭文件的路徑。
請參閱此處了解兩者之間的區別。
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