The following program fragment is for a 16F84A-based system, with a clock frequency of 10 MHz. Explain in as much detail as possible how the counter/timer and interrupts are being used.

bsf status,5 ;select register bank 1

movlw 07

movwf option

bcf status,5 ;select bank 0 for later

;memory transfers

bcf intcon,2 ;

bsf intcon,5 ;

bsf intcon,7 ;

wait goto wait ;wait for next Interrupt