display with keyboard help

[cesar35]

Dear friends I need help I have a project that has pic16c74 today it is very difficult to find and too expensive How do I replace the pic16f877 Pinout is the same. :rolleyes:

[ScaleRobotics]

Dear friends I need help I have a project that has pic16c74 today it is very difficult to find and too expensive How do I replace the pic16f877 Pinout is the same. :rolleyes:
Have you looked at the PIC16F74 ?

You may well be able to do it with the pic16f877 , but the PIC16F74 should be a more direct replacement.