10 ; 20 NUM1 = $CB 30 NUM2 = $CE 40 SUM = $D4 50 ; 60 *=$4000 70 ; 80 CLD 100 PLA 105 PLA 110 STA NUM+1; HIGH BYTE OF 1ST ARG 120 PLA 130 STA NUM1; LOW BYTE OF 1ST ARG 140 PLA 150 STA NUM2+1; HIGH BYTE OF 2ND ARG 160 PLA 170 STA NUM2; LOW BYTE OF 2ND ARG 180 ; 190 CLC 210 LDA NUM1; LOW BYTE OF NUM1 220 ADC NUM2; LOW BYTE OF NUM2 230 STA SUM; LOW BYTE OF SUM 240 LDA NUM1+1; HIGH BYTE OF NUM1 250 ADC NUM2+1; HIGH BYTE OF NUM2 260 STA SUM+1; HIGH BYTE OF SUM 270 RTS