The Lab
Tool
Sprite &
Char Editor
Draw a Commodore 64 sprite (24×21) or a character (8×8) and read out the data bytes. Click or drag to toggle pixels.
Sprite
(24 × 21)
Clear
Invert
.byte
DATA
hex
Character
(8 × 8)
Clear
Invert
.byte
DATA
hex
Each row is most-significant-bit first, so the leftmost pixel is bit 7. A sprite is 21 rows of 3 bytes (63 total); a character is 8 rows of 1 byte.