Flashcards
Special Registers
Flashcards do conjunto (5)
- 1MARMemory Address Register - Used to hold the address of the data in memory
- 2MDRMemory Data Register - Used to hold the data retrieved from memory or data to be sent to memory
- 3PCProgram Counter - Holds memory address of the next instruction. Indicates where computer is in programme sequence.
- 4AccAccumulator - Register in which results from arithmetic and logic are stored.
- 5CIRCurrent Instruction Register - Holds current instruction to be executed having been fetched from memory. Stores operator and operand for current instruction
Informações
- Descrição
- Describes the different registers in the CPU
- Criado por
- Jonathan Wakefield
- Visualizações
- 34
- Avaliação