Last updated Unknown

Status: Tags: Links: HACK CPU Instruction Handling

HACK CPU Instruction Handling

A Instruction

• Refer to A Instruction (CPU)

Diagram

!a instruction handling.png

Steps

1. Decodes instruction into op-code + 15-bit value
2. Stores value in a-register
3. Outputs value

C Instruction

• Refer to C Instruction (CPU)

Diagram

!c instruction handling.png

Steps

1. Decodes instruction into:
   1. Op-code
   2. ALU control bits
   3. Destination load bits
   4. Jump bits

References: