notes of 6th sem

1. COMPUTER ARCHITECTURE
& ORGANIZATION
(6CS4-04)
Unit-2
ProgrammingTheBasicComputer
-Dr.MonicaLamba

2. Contents
• Introduction
• Machine Language
• Assembly Language
• Assembler
• Program loops
• Programming Arithmetic and logic operations
• Subroutines
• I-O Programming.
• Micro programmed Control: Control Memory
• Address sequencing
• Micro program Example, design of control Unit

3. Programming the Basic Computers

5. Program
Machine
Independent
Machine
Dependent

6. Instruction Set
• In basic Computer we have 25 instructions
• Out of which 7 are memory reference
instructions(MRI)
• 18 are register reference instruction and
input/output reference instructions.
• These 18 instructions are called non- memory
reference instruction.

75. Microprogram Example
1.Computer Configuration
•Instruction Format
• Microinstruction Format
•Microoperation
• Conditional Field
•Branch Field
•Symbolic Microinstruction
• Fetch Routine
•Symbolic Microprogram
•Execution of program
•Binary Microprogram

84. DESIGN OF
CONTROL UNIT

95. Thank
You