如何获取值并保存它们以供以后在Arduino上使用?

我想创建一个列表，其中包含一个由 8 个数字组成的未定义的引用数字：

例：

28546455
95685615
55925555
59295525
etc.......

这些号码可以通过键盘输入。

每个引用包含 2 个参数：

1. 速度
2. 步骤

例：

28546455 --> 速度 ： 500-->步数 ： 10000

95685615 -->速度 ： 300
-->步长 ： 20000

等。。。。。。。。。。

我做了这个程序，但它似乎不起作用？我无法传递第一个变量条目，即参考编号.
有什么帮助吗？

#include "Reference.h"
#include <Keypad.h>
char keypad_referenceNumber[9];
char keypad_SPEED[4];
char keypad_STEPS[6];
int counter = 0;
const byte ROWS = 4;
const byte COLS = 3;
char keys[ROWS][COLS] = {
{ '1', '2', '3' },
{ '4', '5', '6' },
{ '7', '8', '9' },
{ '*', '0', '#' }
};
byte rowPins[ROWS] = { 8, 7, 6, 5 };
byte colPins[COLS] = { 4, 3, 2 };
Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS);
int data_referenceNumber;
int data_SPEED;
int data_STEPS;
List* myList;
void setup()
{
// put your setup code here, to run once:
Serial.begin(9600);
// Initialize the first element of the list
List* myList = initialisation();
}
void loop()
{
// put your main code here, to run repeatedly:
// get from the keypad the reference number
getreferenceNumber();
// get from the keypad the speed
getSPEED();
// get from the keypad the steps
getSTEPS();
// Add a new reference to the list
addNewReference(myList, data_referenceNumber, data_SPEED, data_STEPS);
// Display the list of references
displayList(myList);
} // END LOOP
// function to get the reference number
void getreferenceNumber()
{
char key = keypad.getKey();
if (key != NO_KEY) {
keypad_referenceNumber[counter++] = key;
keypad_referenceNumber[counter] = '';
Serial.print(key);
if (key == '#') {
data_referenceNumber = atoi(keypad_referenceNumber);
Serial.println(data_referenceNumber);
counter = 0;
}
}
}
//function to get speed value from keypad
void getSPEED()
{
char key = keypad.getKey();
if (key != NO_KEY) {
keypad_SPEED[counter++] = key;
keypad_SPEED[counter] = '';
if (key == '#') {
data_SPEED = atoi(keypad_SPEED);
Serial.println(data_SPEED);
counter = 0;
}
}
}
// function to get the steps value from keypad
void getSTEPS()
{
char key = keypad.getKey();
if (key != NO_KEY) {
keypad_STEPS[counter++] = key;
keypad_STEPS[counter] = '';
if (key == '#') {
data_STEPS = atoi(keypad_STEPS);
Serial.println(data_STEPS);
counter = 0;
}
}
}
//function to initialize the first element of the list
List* initialisation()
{
List* list;
References* references;
if (list == NULL || references == NULL) {
exit(EXIT_FAILURE);
}
references->referenceNumber = 0;
references->SPEED = 0;
references->STEPS = 0;
references->next = NULL;
list->firstElement = references;
return list;
};
// Function to add a new reference
// x : reference number
// y : speed
// z : steps
void addNewReference(List* list, int x, int y, int z)
{
References* newReference;
if (list == NULL || newReference == NULL) {
exit(EXIT_FAILURE);
}
newReference->referenceNumber = x;
newReference->SPEED = y;
newReference->STEPS = z;
newReference->next = list->firstElement;
list->firstElement = newReference;
}
// function to display to list of references
void displayList(List* list)
{
if (list == NULL) {
exit(EXIT_FAILURE);
}
References* current = list->firstElement;
while (current != NULL) {
Serial.println(current->referenceNumber);
Serial.println(current->SPEED);
Serial.println(current->STEPS);
current = current->next;
}
Serial.println("NULL");
}

这是参考资料。

#ifndef _REFERENCE_H_
#define _REFERENCE_H_
typedef struct References References;
struct References { 
int referenceNumber;
int SPEED;
int STEPS;  
References *next;    
};
typedef struct List List;
struct List {
References *firstElement; 
};
#endif