Bonjour tout le monde,

Je recherche un peu partout depuis "un temps certain" une solution pour afficher la valeur de l'adresse du pointeur (& pour le référencement) dans un sketch en langage Arduino.

J'ai cru trouver dans "Manuel de laboratoire pour contrôleurs embarqués - Utilisation du langage C et de la plateforme Arduino" mais le programme proposé ne tourne pas dans l'IDE et donne plusieurs erreurs à la compilation. (J'ai posté dans ce groupe C++ car on m'a dit qu el langage de l'Arduino était très très proche du C++ plus que du C.)

Voici le lien de la page dont je parle : https://laboratory-manual-arduino.de...-aux-pointeurs.

Je place ici le code d'une de mes tentatives pour documenter au mieux mon propos. (il s'agit de l'adapation de l'exercice 1 proposé sur la page Laboratory - Manual - Arduino)

Code : Sélectionner tout - Visualiser dans une fenêtre à part
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void setup() {
  Serial.begin(115200);
  Serial.println("Ready ...");
 
  int c, *pc; 
 
  c = 12; 
  pc = &c;
 
  Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c); 
 
  Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointée par pc est "); Serial.println(*pc); 
 
}
 
void loop() {
}
Et ici je place les messages reçus à la suite de la tentative de compilation

Code : Sélectionner tout - Visualiser dans une fenêtre à part
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C:\Users\BUREAU\Desktop\ARDUINO\ARDUINO SMS\SMS Service v2.0\SMS_Service_v2.0.1\SMS_Service_v2.0.1.ino: In function 'void setup()':
SMS_Service_v2.0.1:588:114: error: no matching function for call to 'println(int*)'
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                  ^
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:101:16: note: candidate: 'size_t Print::println(char)' (near match)
  101 |         size_t println(char);
      |                ^~~~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:101:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:588:112: error: invalid conversion from 'int*' to 'char' [-fpermissive]
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                ^~
      |                                                                                                                |
      |                                                                                                                int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:102:16: note: candidate: 'size_t Print::println(unsigned char, int)' (near match)
  102 |         size_t println(unsigned char, int = DEC);
      |                ^~~~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:102:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:588:112: error: invalid conversion from 'int*' to 'unsigned char' [-fpermissive]
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                ^~
      |                                                                                                                |
      |                                                                                                                int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:103:16: note: candidate: 'size_t Print::println(int, int)' (near match)
  103 |         size_t println(int, int = DEC);
      |                ^~~~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:103:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:588:112: error: invalid conversion from 'int*' to 'int' [-fpermissive]
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                ^~
      |                                                                                                                |
      |                                                                                                                int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:104:16: note: candidate: 'size_t Print::println(unsigned int, int)' (near match)
  104 |         size_t println(unsigned int, int = DEC);
      |                ^~~~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:104:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:588:112: error: invalid conversion from 'int*' to 'unsigned int' [-fpermissive]
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                ^~
      |                                                                                                                |
      |                                                                                                                int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:105:16: note: candidate: 'size_t Print::println(long int, int)' (near match)
  105 |         size_t println(long, int = DEC);
      |                ^~~~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:105:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:588:112: error: invalid conversion from 'int*' to 'long int' [-fpermissive]
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                ^~
      |                                                                                                                |
      |                                                                                                                int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:106:16: note: candidate: 'size_t Print::println(long unsigned int, int)' (near match)
  106 |         size_t println(unsigned long, int = DEC);
      |                ^~~~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:106:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:588:112: error: invalid conversion from 'int*' to 'long unsigned int' [-fpermissive]
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                ^~
      |                                                                                                                |
      |                                                                                                                int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:107:16: note: candidate: 'size_t Print::println(long long int, int)' (near match)
  107 |         size_t println(long long, int = DEC);
      |                ^~~~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:107:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:588:112: error: invalid conversion from 'int*' to 'long long int' [-fpermissive]
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                ^~
      |                                                                                                                |
      |                                                                                                                int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:108:16: note: candidate: 'size_t Print::println(long long unsigned int, int)' (near match)
  108 |         size_t println(unsigned long long, int = DEC);
      |                ^~~~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:108:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:588:112: error: invalid conversion from 'int*' to 'long long unsigned int' [-fpermissive]
  588 |   Serial.print("La valeur de c est "); Serial.print(c); Serial.print("   l'adresse de c est "); Serial.println(&c);
      |                                                                                                                ^~
      |                                                                                                                |
      |                                                                                                                int*
SMS_Service_v2.0.1:590:56: error: no matching function for call to 'print(int*&)'
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                        ^
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:87:16: note: candidate: 'size_t Print::print(char)' (near match)
   87 |         size_t print(char);
      |                ^~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:87:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:590:54: error: invalid conversion from 'int*' to 'char' [-fpermissive]
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                      ^~
      |                                                      |
      |                                                      int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:88:16: note: candidate: 'size_t Print::print(unsigned char, int)' (near match)
   88 |         size_t print(unsigned char, int = DEC);
      |                ^~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:88:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:590:54: error: invalid conversion from 'int*' to 'unsigned char' [-fpermissive]
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                      ^~
      |                                                      |
      |                                                      int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:89:16: note: candidate: 'size_t Print::print(int, int)' (near match)
   89 |         size_t print(int, int = DEC);
      |                ^~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:89:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:590:54: error: invalid conversion from 'int*' to 'int' [-fpermissive]
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                      ^~
      |                                                      |
      |                                                      int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:90:16: note: candidate: 'size_t Print::print(unsigned int, int)' (near match)
   90 |         size_t print(unsigned int, int = DEC);
      |                ^~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:90:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:590:54: error: invalid conversion from 'int*' to 'unsigned int' [-fpermissive]
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                      ^~
      |                                                      |
      |                                                      int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:91:16: note: candidate: 'size_t Print::print(long int, int)' (near match)
   91 |         size_t print(long, int = DEC);
      |                ^~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:91:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:590:54: error: invalid conversion from 'int*' to 'long int' [-fpermissive]
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                      ^~
      |                                                      |
      |                                                      int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:92:16: note: candidate: 'size_t Print::print(long unsigned int, int)' (near match)
   92 |         size_t print(unsigned long, int = DEC);
      |                ^~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:92:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:590:54: error: invalid conversion from 'int*' to 'long unsigned int' [-fpermissive]
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                      ^~
      |                                                      |
      |                                                      int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:93:16: note: candidate: 'size_t Print::print(long long int, int)' (near match)
   93 |         size_t print(long long, int = DEC);
      |                ^~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:93:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:590:54: error: invalid conversion from 'int*' to 'long long int' [-fpermissive]
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                      ^~
      |                                                      |
      |                                                      int*
In file included from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Stream.h:27,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/HardwareSerial.h:32,
                 from C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Arduino.h:288,
                 from sketch\SMS_Service_v2.0.1.ino.cpp:1:
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:94:16: note: candidate: 'size_t Print::print(long long unsigned int, int)' (near match)
   94 |         size_t print(unsigned long long, int = DEC);
      |                ^~~~~
C:\Users\BUREAU\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\3.0.2\cores\esp8266/Print.h:94:16: note:   conversion of argument 1 would be ill-formed:
SMS_Service_v2.0.1:590:54: error: invalid conversion from 'int*' to 'long long unsigned int' [-fpermissive]
  590 |   Serial.print("La valeur de pc est "); Serial.print(pc); Serial.print("   La valeur pointee par pc est "); Serial.println(*pc);
      |                                                      ^~
      |                                                      |
      |                                                      int*
exit status 1
no matching function for call to 'println(int*)'
Enfin, pour terminer, voici le détail du matériel que j'utilise :

Platform Espressif 8266: Espressif Systems is a privately held fabless semiconductor company.
They provide wireless communications and Wi-Fi chips which are widely used in mobile devices and the Internet of Things applications.


NodeMCU 1.0 (ESP-12F Module)

  • Microcontroller ESP8266
  • Frequency 80MHz
  • Flash 4MB
  • RAM 80KB
  • Vendor NodeMCU


En d'autres mots comment puis-je afficher la valeur de &maVariable dans le code ci-dessous ?

void loop()
{
byte maVariable;
byte* monPointeur1 = &maVariable;
byte* monPointeur2 = monPointeur1;
}




Je vous remercie déjà pour l'aide que vous pouvez me proposer.

Yves