; ; Ullrich von Bassewitz, 2003-12-19 ; ; READST kernal call ; .export READST .import sys_bank, restore_bank .import sysp0: zp, ktmp: zp .include "cbm510.inc" .proc READST jsr sys_bank sty ktmp ; Save Y register ldy #$9C ; STATUS lda (sysp0),y ; Load STATUS from system bank ldy ktmp jmp restore_bank ; Will set condition codes on A .endproc