(a) Using text and diagrams where appropriate, explain the operation of the foll

Question

(a) Using text and diagrams where appropriate, explain the operation of the following explain the piece of code. 24 26 STATUS EOU 0x eou EQU ,statu? 28 RPO EQu xs 29 30 register :Status register 2 bit Bank select bit Progcam counter register PCT EQU 0x02 ariable detintcions-** UDATA SHR 34 coUNT 1 res COUNT 2 res 36 37 RESULT es 1 Set program origin 39 ORG 0x00 goto main 41 42 43 94 45 Hain program944A movlw 0x50 movwE RESULT movlw 0x0b subwf RESULT, f main 47 48 49 next ; delay for S seconds... movlw 0x64 : (1 cycle) : (1 cyclel : cycle : cycle :(1 cycle (1 cycles) : 12 cycle) : (1 cycles) mOVME COUNT_1 52 OLOOP movlw 0xF9 movwf coUNT_2 nop decfsz COUNT 2,P goto ILOOP decfsz cOUNT 1,P goto OLOOP 54 ILOOP 56 57 58 59 60 61 :Repeat goto next END

Explanation / Answer

The code is simply subtracting 'f' from the intial value with the some amount of delay.

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