Clock Input OPR Select Operation Symbol Binary Code SELA SELB SELD RI L R2 L R3 RA R6 RG - R7 Load 7 lines SELA MUX MUX 00000 00001 00010 00101 00110 01000 01010 01100 01110 10000 11000 Input R1 R2 R3 SELB Transfer A Increment A Add A + B Subtract A - B Decrement A AND A and B OR A and B XOR A and B Complement A Shift right A Shift left A TSFA INCA ADD SUB DECA AND OR XOR COMA SHRA SHLA 000 001 010 011 100 101 110 111 None R1 R2 R3 R4 R5 R6 R7 Input R1 R2 R3 R4 R5 R6 R7 A bus 8 bus 3x8 decoder 117 SELD R4 R5 R6 R7 ALU OPR Output Specify the control word that must be applied to the processor described above to implement the following microoperations. R5