In this chapter, the reader is introduced to Serial Interrupts of 8051. After
completion of the chapter, the reader should be able to understand
• Types of serial communication.
• Role of serial interrupt in serial communication.
• How 8051 implements serial communication in its diff erent modes.
• SFRs related with serial communications.
• Developing subroutines for serial communication.
16.1 | Introduction
In this third and fi nal chapter on interrupts, we complete the discussions on 8051 interrupts related to serial
communications. is type of communication is necessary in multiprocessor environment. Fig. 16.1 shows
general ...
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