Question:

(a) Describe the term "Pure Hardware Delay" in microcontroller design.

(b) Name the three types of subroutines which are placed at the interrupt location in ROM and briefly explain each subroutine.

(c) One problem faced by the network system designer is how to physically hook the computers together. Describe the two possible basic configurations; use a diagram to illustrate your answer.

d) Give a brief description of the following buffer areas and pointers:
i) Outbuf
ii) Outop
iii) Outplace
iv) Inbuf