1. 4+2.5+1 a) Suppose, the following instruction is being executed in your assembly program: MOV TMOD, #70H. Populate the TMOD register with appropriate bit values and then Identify the Gate, C/T, and mode operation selected due to the instruction. b) We know the differences between Harvard architecture and Von-Neumann architecture. Explain why harvard architecture is better than Von Neumann architecture in terms of execution time. c) What is the function of the TF bit in the TCON register