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&30 48  Read PRISMA interrupt status				Prisma
	On exit:
		XY?0 = Event 32 enable status
		XY?1 = Upper screen status
		XY?2 = Base screen status
		XY?3 = Lower screen status
		XY?4 = Window overlay status
		XY?5 = Roller screen enable status

	This call returns the current booking status of the various
	routines executed by the PRISMA-3 on every field sync interrupt.
	Each byte is returned as zero if the associated routine is not
	booked, and returned as non-zero if the routine is booked.

PRISMA calls

See Also

Jgharston (talk) 19:55, 25 October 2015 (UTC)