Offset: $188 Access: write Chipset: OCS/ECS/AGA
Sets colour register 4; AGA uses BPLCON3 banking and nibble selection.
Bitfields¶
Bit 15: Genlock transparency bit (T).
Bits 11-8: Red nibble.
Bits 7-4: Green nibble.
Bits 3-0: Blue nibble.
On AGA, BPLCON3.BANK selects the 32-entry palette bank and LOCT selects the
high or low component nibbles. Setting BPLCON2.RDRAM makes this address a
palette read port; writes are ignored until RDRAM is cleared.