8051 Data Communication Modes The 8051 has one serial port-port pins 3.0 (RXD) and 3.1 (TXD)-that receives and transmits data. All data is transmitted or received in two registers with one name: SBUF. Writing to SBUF results in data transmission; reading SBUF accesses received data. Transmission and reception can take place simultaneously, and the receiver […]
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8015 Serial Data Communication
8015 Serial Data Communication ,Introduction and Network Configurations
Introduction Chapter 2 contained an extensive review of serial data communication concepts and the hardware and software that is built into the 8051 for enabling serial data transfers. Chapter 7 contained some brief programming examples of how this capability may be used. Serial data transmission has become so important to the overall computing strategy of […]
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