91_STOP_KEY 0091 l BA_CURRENT_DRIVE 00BA l C5_LAST_PRESSED_KEY 00C5 l 0277_Keyboard_Buffer 0277 l 0286_CURRENT_CHAR_COLOR 0286 l 0288_Screen_Mem_Upper_Byte 0288 l 028D_SHIFT_KEYS 028D l 0291_CHANGE_CASE 0291 l 0314_IRQ_VECTOR_LO 0314 l 0315_IRQ_VECTOR_HI 0315 l 0316_BRK_VECTOR_LO 0316 l 0317_BRK_VECTOR_HI 0317 l 0318_NMI_VECTOR_LO 0318 l 0319_NMI_VECTOR_HI 0319 l 031A_OPEN_VECTOR_LO 031A l 031B_OPEN_VECTOR_HI 031B l 031C_CLOSE_VECTOR_LO 031C l 031D_CLOSE_VECTOR_HI 031D l 031E_CHKIN_VECTOR_LO 031E l 031F_CHKIN_VECTOR_HI 031F l 0320_CKOUT_VECTOR_LO 0320 l 0321_CKOUT_VECTOR_HI 0321 l 0322_CLRCHN_VECTOR_LO 0322 l 0323_CLRCHN_VECTOR_HI 0323 l 0324_CHRIN_VECTOR_LO 0324 l 0325_CHRIN_VECTOR_HI 0325 l 0326_CHROUT_VECTOR_LO 0326 l 0327_CHROUT_VECTOR_HI 0327 l 0328_STOP_VECTOR_LO 0328 l 0329_STOP_VECTOR_LO 0329 l 032A_GETIN_VECTOR_LO 032A l 032B_GETIN_VECTOR_HI 032B l 032C_CLALL_VECTOR_LO 032C l 032D_CLALL_VECTOR_HI 032D l 0330_LOAD_VECTOR_LO 0330 l 0331_LOAD_VECTOR_HI 0331 l 0332_SAVE_VECTOR_LO 0332 l 0333_SAVE_VECTOR_HI 0333 l