Write a loop which fills all of data memory (0 to 255) with Use 8051 assembly language.

What other options are there besides OUTPUT for the pinmode instruction?

(c) Draw the schematic and describe the operation of a 4-bit SIPO shift register.

Given the memory content below, fill in the table below with the register values after the execution of 3 instructions starting at instruction at address 589. Consider the initial values PC=589 and AC=0006. (all values are in Hexadecimal). address Content 13C 025A 25A 0231 589 113C 58A 7200 58B 7020 Note that you need to fill 4 digits for AC, 3 for PC, and 1 for E. AC (in Hex)= EEBE PC (in Hex)= 58C E=