Offset: $006 Access: read Chipset: OCS/ECS/AGA
Reads the beam position, or the latched light-pen position when enabled.
Bitfields¶
Bits 15-8: Vertical position bits 7-0.
Bits 7-0: Horizontal position in colour clocks.
The live read is pipelined relative to the internal beam counter; VPOSR supplies the vertical high bit.