30 Questions
What is the capacity of the program memory in the PIC 16F877 chip?
14.3 Kbyte
Which section of the PIC 16F877 memory is used to store the programs written by the user?
Program memory
In which bank is the default bank for accessing the special function register (SFR)?
BANK0
How many bytes does each bank in the special function register file (SFR) contain?
32 bytes
Which addressing mode uses a number or constant as an operand?
Immediate addressing mode
Which part of the PIC 16F877 memory is used to store non-volatile data?
Data EEPROM
Which addressing mode involves transferring data directly after the opcode?
Memory operand addressing mode
In which addressing mode is the operand a register that holds the data to be executed?
Register operand addressing mode
Which type of addressing mode deals with the address or the memory location?
Memory operand addressing mode
What type of addressing mode is convenient for manipulating data arrays located in general purpose registers?
Indirect addressing
Which register is used for indirect or indexed addressing of the other file registers?
FSR Register
Which register holds the address indicated by the FSR in indirect addressing?
INDF Register
What does the MOVLW instruction mean in English?
'Move Literal Value Into W'
What is the capacity of the status register?
8 bits
Which section of the PIC 16F877 memory contains the programs written by the user?
Program memory
What is the capacity of the data EEPROM in the PIC 16F877 chip?
256 bytes
Which addressing mode involves transferring data directly after the opcode?
Immediate addressing mode
How many bytes does each bank in the special function register file (SFR) contain?
32 bytes
What is the capacity of the program memory in the PIC 16F877 chip?
14.3 Kbytes
Which register is available in all banks and is accessible at any time, regardless of the selected bank?
STATUS
What type of addressing mode deals with the registers like CLR W?
Register operand addressing mode
Which addressing mode involves transferring data directly after the opcode?
Immediate addressing
What is the capacity of the FSR register?
8-bit
Which addressing mode is used for manipulating data arrays located in GPR registers?
Indirect addressing
What is the capacity of the status register?
8-bit
Which register is used for indirect or indexed addressing of the other file registers?
FSR register
In which addressing mode does the operand hold the data to be executed?
Register operand addressing mode
Which addressing mode uses an address of Memory location as the operand?
Memory operand addressing mode
What does the MOVLW instruction mean in English?
'Move Literal Value Into W'
How many bits is the W register?
8-bit
Study Notes
PIC 16F877 Memory
- The program memory capacity in the PIC 16F877 chip is 14KB.
- The program memory is used to store the programs written by the user.
Special Function Register (SFR)
- Each bank in the SFR contains 256 bytes.
- The default bank for accessing the SFR is Bank 0.
Addressing Modes
- Implied addressing mode uses a number or constant as an operand.
- Immediate addressing mode involves transferring data directly after the opcode.
- Register addressing mode involves transferring data from/to a register.
- Indexed addressing mode deals with the address or memory location.
- Indirect addressing mode is convenient for manipulating data arrays located in general purpose registers.
Registers
- FSR (File Select Register) is used for indirect or indexed addressing of the other file registers.
- The FSR register holds the address indicated by the FSR in indirect addressing.
- The W register is used for storing data temporarily.
- The W register is 8-bit wide.
Instructions
- MOVLW instruction means "Move Literal to W" in English.
Status Register
- The status register capacity is 8 bits.
Data EEPROM
- The data EEPROM capacity in the PIC 16F877 chip is 256 bytes.
This quiz covers the memory organization of the PIC16F877A microcontroller, including the division of memory into program memory and data memory, as well as the components of the data memory such as the general purpose register file and special function register file (SFR). Test your understanding of computer architectures in relation to PIC microcontroller programming.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
