- What is IC 8251?
- How many pins does IC 8251 have?
- What is USART?
- Why 8251 is called a USART?
- What is simplex half & full duplex modes of communication?
- What is the difference between asynchronous & synchronous mode of communication?
- Explain control word format of 8251?
- Define frame in asynchronous communication and draw it.
- Define baud rate.
- Define bit rate.
- Define mode word register of 8251 for asynchronous mode..
- Define mode word register of 8251 for sync mode..
- What is the significance of SYNC DETECT signal in 8251?
- What is the significance of BREAK DETECT signal in 8251?
- Define command word register of 8251.
- Define status word register of 8251.
- What are the applications of 8251?
- Whether write operation is possible with status word register?
- Whether operation read is possible with command word register?
- What is parity error in 8251?
- What is over run error in 8251?
- What is frame error in 8251?
- What is hunt mode in 8251?
- Explain block diagram IC 8251?
- Explain the logic of 8251 program.
- Explain the interfacing of 8251 with 8086.
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