The 8251 USART is typically used for serial communication and was rated for 19.2 Kilo bits per second signalling rate.It is commonly confused with the much more common 8250 UART that was made popular as the serial port in the IBM Personal Computer.
It has 5 sections:
- read/write control logic
- transmitter
- receiver
- data bus system
- modem control
Contents of ppt:
- INTRODUCTION
- SYNCHRONOUS COMMUNICATION
- ASYNCHRONOUS COMMUNICATION
- BLOCK DIAGRAM
- TRANSMITTER
- RECEIVER
- PIN DIAGRAM
- PIN DESCRIPTION
- APPLICATIONS
PPT:
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