grid-X/q_table.asm at master · ricktjwong/grid-X · GitHub

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#include p18f87k22.inc
#include constants.inc
    global  q_table_7x7

acs0	    udata_acs   ; named variables in access ram
initial_q_H   res 1
initial_q_L   res 1
counter	      res 1

q_table7      code

q_table_7x7
    movlw	0x64		    ; initial q_value for all state_actions
    movwf	initial_q_L	    ; is 100
    movlw	0x00
    movwf	initial_q_H
    movlw	0x00
    movwf	counter

populate_q_table
    movlb	4		    ; select bank 4
    lfsr	FSR2, 0x480	    ; store low byte in FSR2 bank 4
    movf	counter, W
    movff	initial_q_L, PLUSW2

    movlb	5		    ; select bank 5
    lfsr	FSR2, 0x580	    ; store high byte in FSR2 bank 5
    movf	counter, W
    movff	initial_q_H, PLUSW2

    incf	counter
    movlw	0xA4
    cpfseq	counter
    bra		populate_q_table
    return

    end