C:\Users\AYOO\Downloads\KC868-A16_Web_Server\KC868-A16_Web_Server\KC868-A16_Web_Server.ino:50:36: error: no matching function for call to 'PCF8574:
CF8574(TwoWire*, int, int, int)'
50 | PCF8574 pcf8574_I1(&I2Cone,0x3A,4,5);
| ^
In file included from C:\Users\AYOO\Downloads\KC868-A16_Web_Server\KC868-A16_Web_Server\KC868-A16_Web_Server.ino:8:
c:\Users\AYOO\Documents\Arduino\libraries\PCF8574/PCF8574.h:30:12: note: candidate: 'PCF8574:CF8574(uint8_t, TwoWire*)'
30 | explicit PCF8574(const uint8_t deviceAddress = 0x20, TwoWire *wire = &Wire);
| ^~~~~~~
c:\Users\AYOO\Documents\Arduino\libraries\PCF8574/PCF8574.h:30:12: note: candidate expects 2 arguments, 4 provided
c:\Users\AYOO\Documents\Arduino\libraries\PCF8574/PCF8574.h:27:7: note: candidate: 'constexpr PCF8574:CF8574(const PCF8574&)'
27 | class PCF8574
C:\Users\AYOO\Downloads\KC868-A16_Web_Server\KC868-A16_Web_Server\KC868-A16_Web_Server.ino:50:36: error: no matching function for call to 'PCF8574:CF8574(TwoWire*, int, int, int)'
50 | PCF8574 pcf8574_I1(&I2Cone,0x3A,4,5);
| ^
CF8574(TwoWire*, int, int, int)'50 | PCF8574 pcf8574_I1(&I2Cone,0x3A,4,5);
| ^
In file included from C:\Users\AYOO\Downloads\KC868-A16_Web_Server\KC868-A16_Web_Server\KC868-A16_Web_Server.ino:8:
c:\Users\AYOO\Documents\Arduino\libraries\PCF8574/PCF8574.h:30:12: note: candidate: 'PCF8574:
CF8574(uint8_t, TwoWire*)'30 | explicit PCF8574(const uint8_t deviceAddress = 0x20, TwoWire *wire = &Wire);
| ^~~~~~~
c:\Users\AYOO\Documents\Arduino\libraries\PCF8574/PCF8574.h:30:12: note: candidate expects 2 arguments, 4 provided
c:\Users\AYOO\Documents\Arduino\libraries\PCF8574/PCF8574.h:27:7: note: candidate: 'constexpr PCF8574:
CF8574(const PCF8574&)'27 | class PCF8574
C:\Users\AYOO\Downloads\KC868-A16_Web_Server\KC868-A16_Web_Server\KC868-A16_Web_Server.ino:50:36: error: no matching function for call to 'PCF8574:
CF8574(TwoWire*, int, int, int)'50 | PCF8574 pcf8574_I1(&I2Cone,0x3A,4,5);
| ^