;; #LAYOUT# STD * #TAKE ;; #LAYOUT# * KERNAL_0 #TAKE ;; #LAYOUT# * * #IGNORE !ifdef CONFIG_IEC { iec_wait_for_data_pull: lda CIA2_PRA ; Check the highest bit, which is DATA IN, ; (highest bit set = negative value) bmi iec_wait_for_data_pull rts }