Character ROM Viewer
$9800-$9BFF
STD / HIRES mode — ROM src: $F400
ROM Source: STD $F400–$F6FF · ALT $F700–$F9FF
Addr = Base + (8 × ASCII) · e.g. "A" = Base + $208
Memory Map
$0000-$00FF Zero Page
$0100-$01FF Stack
$0200-$02FF System Variables
$0300-$030F 6522 VIA I/O
$0310-$03FF Expansion
$0400-$97FF User RAM (~37KB)
$9800-$9BFF Std Charset — HIRES
$9C00-$9FFF Alt Charset — HIRES
$A000-$BFDF HIRES Bitmap (240×200)
$B400-$B7FF Std Charset — TEXT
$B800-$BBFF Alt Charset — TEXT
$BB80-$BFE0 TEXT Screen (40×28)
$C000-$ECC3 ROM: BASIC routines
$ECC4-$FFFF ROM: OS routines
$F400-$F6FF ROM: Std Charset src
$F700-$F9FF ROM: Alt Charset src