[英]Why is code for Arduino LCD messing up code for Stepper Motor?
我有一個步進電機的基本代碼,如下所示,但是由於某種原因,每當我嘗試為我的 2 個 LCD 添加代碼時,它都會把一切搞砸。 電機的輸出只是一次又一次地持續點火,沒有延遲,液晶顯示器甚至不打印任何東西。 我做錯了什么?
簡單的步進器代碼(這是可行的)
#define IN1 52
#define IN2 50
#define IN3 48
#define IN4 46
int Steps = 4096; //4096 or 768
int cstep = 0;
void setup()
{
Serial.begin(9600);
pinMode(IN1, OUTPUT);
pinMode(IN2, OUTPUT);
pinMode(IN3, OUTPUT);
pinMode(IN4, OUTPUT);
}
void loop()
{
for(int x=0; x<Steps; x++)
{
step1();
delayMicroseconds(2500);
}
Serial.println("Boom!!");
delay(1000);
}
void step1()
{
//stepp
switch(cstep)
{
case 0:
digitalWrite(IN1, LOW);
digitalWrite(IN2, LOW);
digitalWrite(IN3, LOW);
digitalWrite(IN4, HIGH);
break;
case 1:
digitalWrite(IN1, LOW);
digitalWrite(IN2, LOW);
digitalWrite(IN3, HIGH);
digitalWrite(IN4, HIGH);
break;
case 2:
digitalWrite(IN1, LOW);
digitalWrite(IN2, LOW);
digitalWrite(IN3, HIGH);
digitalWrite(IN4, LOW);
break;
case 3:
digitalWrite(IN1, LOW);
digitalWrite(IN2, HIGH);
digitalWrite(IN3, HIGH);
digitalWrite(IN4, LOW);
break;
case 4:
digitalWrite(IN1, LOW);
digitalWrite(IN2, HIGH);
digitalWrite(IN3, LOW);
digitalWrite(IN4, LOW);
break;
case 5:
digitalWrite(IN1, HIGH);
digitalWrite(IN2, HIGH);
digitalWrite(IN3, LOW);
digitalWrite(IN4, LOW);
break;
case 6:
digitalWrite(IN1, HIGH);
digitalWrite(IN2, LOW);
digitalWrite(IN3, LOW);
digitalWrite(IN4, LOW);
break;
case 7:
digitalWrite(IN1, HIGH);
digitalWrite(IN2, LOW);
digitalWrite(IN3, LOW);
digitalWrite(IN4, HIGH);
break;
default:
digitalWrite(IN1, LOW);
digitalWrite(IN2, LOW);
digitalWrite(IN3, LOW);
digitalWrite(IN4, LOW);
break;
}
cstep=cstep+1;
if (cstep==8)
{
cstep=0;
}
}
帶 LCD 代碼的步進器 (The Broken One)
#include <LiquidCrystal.h>
#define IN1 52
#define IN2 50
#define IN3 48
#define IN4 46
int Steps = 4096; //4096 or 768
int cstep = 0;
LiquidCrystal lcd(1, 2, 4, 5, 6, 7);
LiquidCrystal lcd2(14, 9, 10, 11, 12, 13);
void setup(){
lcd.begin(16,2);
lcd2.begin(16,2);
pinMode(IN1, OUTPUT);
pinMode(IN2, OUTPUT);
pinMode(IN3, OUTPUT);
pinMode(IN4, OUTPUT);
Serial.begin(9600);
}
void loop()
{
for (int x=0;x< Steps; x++)
{
step1();
//delay(1);
delayMicroseconds(2500);
}
Serial.println("Boom!!");
delay(1000);
}
void step1()
{
switch(cstep)
{
case 0:
lcdClear();
lcd2Clear();
lcd.print("Step 1");
lcd2.print("Working");
digitalWrite(IN1, LOW);
lcd2.print(".");
digitalWrite(IN2, LOW);
lcd2.print(".");
digitalWrite(IN3, LOW);
lcd2.print(".");
digitalWrite(IN4, HIGH);
lcd2Clear();
lcd2.print("Completed");
break;
case 1:
lcdClear();
lcd2Clear();
lcd.print("Step 2");
lcd2.print("Working");
digitalWrite(IN1, LOW);
lcd2.print(".");
digitalWrite(IN2, LOW);
lcd2.print(".");
digitalWrite(IN3, HIGH);
lcd2.print(".");
digitalWrite(IN4, HIGH);
lcd2Clear();
lcd2.print("Completed");
break;
case 2:
lcdClear();
lcd2Clear();
lcd.print("Step 3");
lcd2.print("Working");
digitalWrite(IN1, LOW);
lcd2.print(".");
digitalWrite(IN2, LOW);
lcd2.print(".");
digitalWrite(IN3, HIGH);
lcd2.print(".");
digitalWrite(IN4, LOW);
lcd2Clear();
lcd2.print("Completed");
break;
case 3:
lcdClear();
lcd2Clear();
lcd.print("Step 4");
lcd2.print("Working");
digitalWrite(IN1, LOW);
lcd2.print(".");
digitalWrite(IN2, HIGH);
lcd2.print(".");
digitalWrite(IN3, HIGH);
lcd2.print(".");
digitalWrite(IN4, LOW);
lcd2Clear();
lcd2.print("Completed");
break;
case 4:
lcdClear();
lcd2Clear();
lcd.print("Step 5");
lcd2.print("Working");
digitalWrite(IN1, LOW);
lcd2.print(".") ;
digitalWrite(IN2, HIGH);
lcd2.print(".");
digitalWrite(IN3, LOW);
lcd2.print(".");
digitalWrite(IN4, LOW);
lcd2Clear();
lcd2.print("Completed");
break;
case 5:
lcdClear();
lcd2Clear();
lcd.print("Step 6");
lcd2.print("Working");
digitalWrite(IN1, HIGH);
lcd2.print(".") ;
digitalWrite(IN2, HIGH);
lcd2.print(".");
digitalWrite(IN3, LOW);
lcd2.print(".");
digitalWrite(IN4, LOW);
lcd2Clear();
lcd2.print("Completed");
break;
case 6:
lcdClear();
lcd2Clear();
lcd.print("Step 7");
lcd2.print("Working");
digitalWrite(IN1, HIGH);
lcd2.print(".");
digitalWrite(IN2, LOW);
lcd2.print(".");
digitalWrite(IN3, LOW);
lcd2.print(".");
digitalWrite(IN4, LOW);
lcd2Clear();
lcd2.print("Completed");
break;
case 7:
lcdClear();
lcd2Clear();
lcd.print("Step 8");
lcd2.print("Working");
digitalWrite(IN1, HIGH);
lcd2.print(".");
digitalWrite(IN2, LOW);
lcd2.print(".");
digitalWrite(IN3, LOW);
lcd2.print(".");
digitalWrite(IN4, HIGH);
lcd2Clear();
lcd2.print("Completed");
break;
default:
digitalWrite(IN1, LOW);
digitalWrite(IN2, LOW);
digitalWrite(IN3, LOW);
digitalWrite(IN4, LOW);
break;
}
cstep = cstep+1;
if (cstep==8)
{
cstep=0;
}
}
void lcdClear(){
lcd.setCursor(0,0);
lcd.clear();
}
void lcd2Clear(){
lcd2.setCursor(0,0);
lcd2.clear();
}
不知道這是否有幫助,但我的主板是 Mega 2560-R3
PIN 1 是通信引腳,不是數字。 是TX0。 我認為你不應該使用它。 第二個顯示器的 PIN 14 是 TX1。 它應該再次是數字。 嘗試改變它們:)
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