Offset: $040 Access: write Chipset: OCS/ECS/AGA
Selects source A shift, DMA channels, and the blitter minterm.
Bitfields¶
Bits 15-12: ASH, source A shift (0-15).
Bits 11-8: USEA, USEB, USEC, USED, respectively.
Bits 7-0: LF, the eight-entry truth table for the A/B/C Boolean operation.