the esp32 - teachablemachine code might be expired?

[hm-crypto]

ive tried the code and it kept giving this,

C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino: In function 'void setup()':
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:184:3: error: 'ledcAttachPin' was not declared in this scope; did you mean 'ledcAttach'?
184 | ledcAttachPin(4, 4);
| ^~~~~~~~~~~~~
| ledcAttach
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:185:3: error: 'ledcSetup' was not declared in this scope; did you mean 'ledc_stop'?
185 | ledcSetup(4, 5000, 8);
| ^~~~~~~~~
| ledc_stop
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino: In function 'esp_err_t cmd_handler(httpd_req_t*)':
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:416:9: error: 'ledcDetachPin' was not declared in this scope; did you mean 'ledcDetach'?
416 | ledcDetachPin(P1.toInt());
| ^~~~~~~~~~~~~
| ledcDetach
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:425:11: error: 'ledcAttachPin' was not declared in this scope; did you mean 'ledcAttach'?
425 | ledcAttachPin(4, 4);
| ^~~~~~~~~~~~~
| ledcAttach
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:426:11: error: 'ledcSetup' was not declared in this scope; did you mean 'ledc_stop'?
426 | ledcSetup(4, 5000, 8);
| ^~~~~~~~~
| ledc_stop
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:430:11: error: 'ledcAttachPin' was not declared in this scope; did you mean 'ledcAttach'?
430 | ledcAttachPin(P1.toInt(), 9);
| ^~~~~~~~~~~~~
| ledcAttach
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:431:11: error: 'ledcSetup' was not declared in this scope; did you mean 'ledc_stop'?
431 | ledcSetup(9, 5000, 8);
| ^~~~~~~~~
| ledc_stop
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:468:9: error: 'ledcAttachPin' was not declared in this scope; did you mean 'ledcAttach'?
468 | ledcAttachPin(4, 4);
| ^~~~~~~~~~~~~
| ledcAttach
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:469:9: error: 'ledcSetup' was not declared in this scope; did you mean 'ledc_stop'?
469 | ledcSetup(4, 5000, 8);
| ^~~~~~~~~
| ledc_stop
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:505:9: error: 'ledcAttachPin' was not declared in this scope; did you mean 'ledcAttach'?
505 | ledcAttachPin(4, 4);
| ^~~~~~~~~~~~~
| ledcAttach
C:\Users\User\OneDrive\Documents\Arduino\cina\cina.ino:506:9: error: 'ledcSetup' was not declared in this scope; did you mean 'ledc_stop'?
506 | ledcSetup(4, 5000, 8);
| ^~~~~~~~~
| ledc_stop
exit status 1

Compilation error: 'ledcAttachPin' was not declared in this scope; did you mean 'ledcAttach'?

ive tried using ai but its no use

[h0nigd4chs]

Let me Check in this on the Weekend! Thanks for notice