We are running a survey to help us improve the experience for all of our members. If you see the survey appear, please take the time to tell us about your experience if you can.
Hi, I have been working on a project which requires interfacing a keypad and a LCD to 8051 microcontroller using keil software. New to the languge, i am unsure how to resolve a C202 error, error statement being PIN_D3:unidentified identifier. Please help