http://ep.lgb.hu/jsep/demo/?disk=EPSLIDESHOW.IMG&autostart=yes

At reset:

Mempage ports: f0 ff ff 0

PC=d607  [3,5,7]


NEAR_D603:              ; code label
        ; Referenced at D607
        ; I/O on port 0xb4: Dave enable/reset interrupt sources/latches
        IN   A,($B4)    ; D603 DB B4 "??"
        AND  $10        ; D605 E6 10 "??"
        JR   Z,NEAR_D603        ; D607 28 FA "(?"


During reset:

	daveInterruptR = 0x8
	daveInterruptW = 0x14
	LPT addr: 0xf900
	CPU T-states during the frame: 84619
	Calculated T-states from Nick slot counter: 84615.38461535418

Before reset:

	daveInterruptR = 0x20
	daveInterruptW = 0x34
	LPT addr: 0xf900
	CPU T-states during the frame: 80003
	Calculated T-states from Nick slot counter: 79999.99999997701


