This directory contains ROMs for Stern STINGRAY:

	cpu_u2.716 - U2 for CPU (P1), 2716
	cpu_u6.716 - U6 for CPU (P1), 2716
	cpu_u6m.716 - U6 for CPU 2716, free play capable

	Note that STINGRAY uses the same ROMs as PINBALL.

	Set DIP Switch #22 to "ON" for freeplay.


	opt

	org	$1a76
	jsr $1fe0


	org	$1fe0

	ldaa $4f
	anda #$20		;dip 22 (free play on/off)
	bne setonfree
	jmp $1383		;not set on freeplay, just continue routine

setonfree:
	jsr $1383		;returns # of credits in A
	beq addacredit		;it's zero add a credit before returning
	rts

addacredit:
	ldaa #$1f		;makes sure credits are 1
	staa $2d5
	ldaa #$01
	rts
	db $2a			;checksum byte
