Internal and External Buses

Internal and External Buses

1. Internal bus

   • operates internally in a computer or system
     • carries data and operations as a standard bus
       • known as an internal data bus, frontside bus (FSB) and local bus

2. External bus

   • enables external devices and components to connect with computer
     • known as external bus interface(EBI) and expansion bus
       • Example:USB and IEEE 1394