Micro controllers and Embedded System
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- 8051 has an integrated UART also known as _____________.
- There are ________SFRs in 8051.
- Stack pointer in 8051 is __________ register.
- ALE stands for ________.
- In ___________ addressing mode , data is given with the instruction itself.
- Timer mode ______ is split timer mode.
- A program that is used to test and debug other program is called _____________.
- Data memory in 8051 is of _____________ bytes.
- What is the difference between microcontroller and microprocessor?
- __________ directive is used to assign numeric value in place of a symbol.
- LCD requires ________ control lines.
- PIC stands for ___________.
- ____________ flag is used for BCD operations only.
- The serial port is ___________ duplex.
- What is the function of PSEN pin of 8051?
- In 8051 program counter (PC) is __________ wide and it can address_______bytes.
- An embedded microcontroller means ____________ .
- In 8051 a machine cycle consists of ___________ clock cycles.
- When an interrupt request occurs, the microcontroller executes an____________ .
- PCON register is a _____________ addressable register.