Color Registers In Dual-Playfield Mode - Commodore Amiga Hardware Reference Manual

COLOR REGISTERS IN DUAL-PLAYFIELD MODE
When you are using dual playfields, the hardware interprets color numbers for playfield
1 from the bit combinations of bit-planes I, 3, and S. Bits from PLANE S have the
highest significance and form the most significant digit of the color register number.
Bits from PLANE 0 have the lowest significance. These bit combinations select the first
eight color registers from the color palette as shown in table 3-7.
Table 3-7: Playfield 1 Color Registers - Low-resolution Mode
PLAYFIELD 1
Bit Color
Combination Selected
000 Transparent mode
001 COLOR1
010
COLOR2
011 COLOR3
100 COLOR4
101 COLORS
110 COLOR6
111 COLOR7
The hardware interprets color numbers for playfield 2 from the bit combinations of bit-
planes 2, 4, and 6. Bits from PLANE 6 have the highest significance. Bits from PLANE
2 have the lowest significance. These bit combinations select the color registers from the
second eight colors in the color table as shown in table 3-8.
62 Playfield Hardware