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Error message 'dir1PinL' was not declared in this scope. keeps coming up. Any ideas?
#include "Arduino.h" /*motor control*/ void go_Advance(void) //Forward < digitalWrite(dir1PinL, HIGH); digitalWrite(dir2PinL, LOW); digitalWrite(dir1PinR, HIGH); digitalWrite(dir2PinR, LOW); >void go_Left(void) //Turn left < digitalWrite(dir1PinL, HIGH); digitalWrite(dir2PinL, LOW); digitalWrite(dir1PinR, LOW); digitalWrite(dir2PinR, HIGH); >void go_Right(void) //Turn right < digitalWrite(dir1PinL, LOW); digitalWrite(dir2PinL, HIGH); digitalWrite(dir1PinR, HIGH); digitalWrite(dir2PinR, LOW); >void go_Back(void) //Reverse < digitalWrite(dir1PinL, LOW); digitalWrite(dir2PinL, HIGH); digitalWrite(dir1PinR, LOW); digitalWrite(dir2PinR, HIGH); >void stop_Stop() //Stop < digitalWrite(dir1PinL, LOW); digitalWrite(dir2PinL, LOW); digitalWrite(dir1PinR, LOW); digitalWrite(dir2PinR, LOW); >/*set motor speed */ void set_Motorspeed(int speed_L, int speed_R) < analogWrite(speedPinL, speed_L); analogWrite(speedPinR, speed_R); >//Pins initialize void init_GPIO() < pinMode(dir1PinL, OUTPUT); pinMode(dir2PinL, OUTPUT); pinMode(speedPinL, OUTPUT); pinMode(dir1PinR, OUTPUT); pinMode(dir2PinR, OUTPUT); pinMode(speedPinR, OUTPUT); stop_Stop(); >void setup() < init_GPIO(); go_Advance();//Forward set_Motorspeed(255, 255); delay(5000); go_Back();//Reverse set_Motorspeed(255, 255); delay(5000); go_Left();//Turn left set_Motorspeed(255, 255); delay(5000); go_Right();//Turn right set_Motorspeed(255, 255); delay(5000); stop_Stop();//Stop >void loop()
This is the entire error message:
Arduino: 1.8.6 (Windows 10), Board: "Arduino/Genuino Uno" C:\Users\William\Documents\smartcar-lesson1\smartcar-lesson1.ino: In function 'void go_Advance()': smartcar-lesson1:20:16: error: 'dir1PinL' was not declared in this scope digitalWrite(dir1PinL, HIGH); ^ smartcar-lesson1:21:16: error: 'dir2PinL' was not declared in this scope digitalWrite(dir2PinL,LOW); ^ smartcar-lesson1:22:16: error: 'dir1PinR' was not declared in this scope digitalWrite(dir1PinR,HIGH); ^ smartcar-lesson1:23:16: error: 'dir2PinR' was not declared in this scope digitalWrite(dir2PinR,LOW); ^ C:\Users\William\Documents\smartcar-lesson1\smartcar-lesson1.ino: In function 'void go_Left()': smartcar-lesson1:27:16: error: 'dir1PinL' was not declared in this scope digitalWrite(dir1PinL, HIGH); ^ smartcar-lesson1:28:16: error: 'dir2PinL' was not declared in this scope digitalWrite(dir2PinL,LOW); ^ smartcar-lesson1:29:16: error: 'dir1PinR' was not declared in this scope digitalWrite(dir1PinR,LOW); ^ smartcar-lesson1:30:16: error: 'dir2PinR' was not declared in this scope digitalWrite(dir2PinR,HIGH); ^ C:\Users\William\Documents\smartcar-lesson1\smartcar-lesson1.ino: In function 'void go_Right()': smartcar-lesson1:34:16: error: 'dir1PinL' was not declared in this scope digitalWrite(dir1PinL, LOW); ^ smartcar-lesson1:35:16: error: 'dir2PinL' was not declared in this scope digitalWrite(dir2PinL,HIGH); ^ smartcar-lesson1:36:16: error: 'dir1PinR' was not declared in this scope digitalWrite(dir1PinR,HIGH); ^ smartcar-lesson1:37:16: error: 'dir2PinR' was not declared in this scope digitalWrite(dir2PinR,LOW); ^ C:\Users\William\Documents\smartcar-lesson1\smartcar-lesson1.ino: In function 'void go_Back()': smartcar-lesson1:41:16: error: 'dir1PinL' was not declared in this scope digitalWrite(dir1PinL, LOW); ^ smartcar-lesson1:42:16: error: 'dir2PinL' was not declared in this scope digitalWrite(dir2PinL,HIGH); ^ smartcar-lesson1:43:16: error: 'dir1PinR' was not declared in this scope digitalWrite(dir1PinR,LOW); ^ smartcar-lesson1:44:16: error: 'dir2PinR' was not declared in this scope digitalWrite(dir2PinR,HIGH); ^ C:\Users\William\Documents\smartcar-lesson1\smartcar-lesson1.ino: In function 'void stop_Stop()': smartcar-lesson1:48:16: error: 'dir1PinL' was not declared in this scope digitalWrite(dir1PinL, LOW); ^ smartcar-lesson1:49:16: error: 'dir2PinL' was not declared in this scope digitalWrite(dir2PinL,LOW); ^ smartcar-lesson1:50:16: error: 'dir1PinR' was not declared in this scope digitalWrite(dir1PinR,LOW); ^ smartcar-lesson1:51:16: error: 'dir2PinR' was not declared in this scope digitalWrite(dir2PinR,LOW); ^ C:\Users\William\Documents\smartcar-lesson1\smartcar-lesson1.ino: In function 'void set_Motorspeed(int, int)': smartcar-lesson1:57:15: error: 'speedPinL' was not declared in this scope analogWrite(speedPinL,speed_L); ^ smartcar-lesson1:58:15: error: 'speedPinR' was not declared in this scope analogWrite(speedPinR,speed_R); ^ C:\Users\William\Documents\smartcar-lesson1\smartcar-lesson1.ino: In function 'void init_GPIO()': smartcar-lesson1:64:10: error: 'dir1PinL' was not declared in this scope pinMode(dir1PinL, OUTPUT); ^ smartcar-lesson1:65:10: error: 'dir2PinL' was not declared in this scope pinMode(dir2PinL, OUTPUT); ^ smartcar-lesson1:66:10: error: 'speedPinL' was not declared in this scope pinMode(speedPinL, OUTPUT); ^ smartcar-lesson1:68:10: error: 'dir1PinR' was not declared in this scope pinMode(dir1PinR, OUTPUT); ^ smartcar-lesson1:69:11: error: 'dir2PinR' was not declared in this scope pinMode(dir2PinR, OUTPUT); ^ smartcar-lesson1:70:11: error: 'speedPinR' was not declared in this scope pinMode(speedPinR, OUTPUT); ^ exit status 1 'dir1PinL' was not declared in this scope This report would have more information with "Show verbose output during compilation" option enabled in File -> Preferences.