ST = $90 ; IEC status byte
+TIME = $A0 ; 60HZ clock
FNAM_LEN = $B7 ; Length of filename
SECADR = $B9 ; Secondary address
DEVNUM = $BA ; Device number
; Kernal routines
; Direct entries
-CLRSCR = $E55F
-KBDREAD = $E5CF
+CLRSCR = $E55F
+KBDREAD = $E5CF
NAMED_OPEN = $F495
-NAMED_CLOSE = $F6DA
+NAMED_CLOSE = $F6DA
PLOTCHAR = $EAAA ; Char in A, color in X
; ---------------------------------------------------------------------------
; ---------------------------------------------------------------------------
; I/O: 6560 VIC
-VIC = $9000
-VIC_COLOR = $900F
+VIC = $9000
+VIC_LINES = $9003 ; Screen lines, bit 7 is bit 0 from VIC_HLINE
+VIC_HLINE = $9004 ; Rasterline, bits 1-8
+VIC_COLOR = $900F ; Border and background color
; ---------------------------------------------------------------------------
; I/O: 6522 VIA1