NOTE: Answer without procedures are invalid. Use the Texas assembly language for your answers 1) What does the next instruction: 2) Note: Each question is independent does not affect the result of the other questions. RO R1 R2 R3 a) TST R1,R2 b) ADD R3,R2R2,LSL#3 c) RSB RO,R1,R2 d) BIC RO,R1,R2 2) Before you can use a port, it must be setup. What do the next command in an ARM assembly program and what bits are affected? i. ii. What pin is enabling or disabling on each question? Note: Each question is independent does not affect the result of the other questions a) LDR RO,GPIO PORTA _DIR_R MOV R1,#0xF0 STR R1,[RO] b) LDR RO,GPIO PORTB_DEN R MOV R1,#0x55 STR R1,[RO] c) LDR RO,GPIO PORTC CR_ R MOV R1,#0xFA STR R1,[RO] d) LDR R0,GPIO PORTD_AFSEL R MOV R1,#0x0F STR R1, RO]