Member level 4
i have a question about my project which is using a protcol and i am using RS232 to communicate with my PC with is using COM1 and my teacher ask me to use MAX232CPE IC chips also but why? how does the MAX232CPE work? anyone can explain to me? i also have a 8051 chips and i have done my code with TX and RX to talk to my PC.. pls reply if you know.. thank.