// // CHROUT routine - screen support, control codes in quote mode // chrout_screen_quote: // Low control codes are just +$80 clc adc #$80 // If it overflowed, then it is a high control code, // so we need to make it be $80 + $40 + char // as we will have flipped back to just $00 + char, we should // now add $c0 if C is set from overflow bcc !+ adc #$BF // C=1, so adding $BF + C = add $C0 !: jmp output_literal_char