In this tutorial i will explain you the basics of serial port control register of 8051 microcontroller. Timercounter in 8051 8051 has two 16bit timercounter registers. The 80518052 microcontroller architecture, assembly language, and hardware interfacing craig steiner universal publishers boca raton, florida. Serial port control and status register is the special function register scon. When high or 1 it allows 8051 to receive data from rxd pin. Read online serial port control register scon of 8051 8031. This register contain not only the mode selection bits but also the 9th data bit for transmit and receive tb8 and rb8 and the serial part interrupt bits ti and ri scon serial port control register smo serial port mode 0 shift register. It is then free to use the registers it protected to its hearts content. Hardware smbustm i2ctm compatible, spitm, and uart.
The higher order 8bit address is taken the address available in the p2 sfsr and the lower order 8bit address is the data available in register ro. All books are in clear copy here, and all files are secure so dont worry about it. In fact, by manipulating the 8051 microcontroller special function registers sfrs, you can assess or change the operating mode of the 8051 microcontroller. This site is like a library, you could find million book here by using search box in the header. The 8051 microcontroller special function registers are used to program and control different hardware peripherals like timers, serial port, io ports etc. Scon register of 8051 microcontroller microprocessor youtube. Scon is listed in the worlds largest and most authoritative dictionary database of abbreviations and acronyms the free dictionary. Tcon and tmod timer registers of 8051 microcontroller.
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