Registers:

	7	6	5	4	3	2	1	0
---------------------------------------------------------------------

00 flags
	S	Z	C	H	V	P	D	E
01 SPL
02 SPH
03 ISRL
04 ISRH
05 PCL
06 PCH
07 Interrupt flag register
		PS2INT	UARTINT	compInt	topInt		SPV	PCV
...
F0 Future Pmod A
F1 Future Pmod DDRA
F2 Future Pmod B
F3 Future Pmod DDRB
F4 Future Pmod C
F5 Future Pmod DDRC
F6 Future Pmod D
F7 Future Pmod DDRD
F8
F9
FA
FB
FC Video character
	CM/!VM = 0
	IV	MSB		Character			LSB

	CM/!VM = 1
	MSB			Character Byte			LSB
FD Video horizontal address and control
	CM/!VM = 0
	BLK	MSB	X Character Address			LSB

	CM/!VM = 1
	BLK	MSB		Character			LSB
FE Video vertical address and control
	CM/!VM = 0
	CM/!VM	VEN	MSB	Y Character Address		LSB

	CM/!VM = 1
	CM/!VM	VEN	Reserved	MSB	Character Row	LSB
FF Reserved

/////////////////////////////////////////////////////////////////////

Memory:

	7	6	5	4	3	2	1	0
---------------------------------------------------------------------

FFE8 USART Data Register
	MSB							LSB
FFE9 USART Control Regiser
	S/A	FERR	PERR	O/E	PARE	RxINT	TxINT	INTE
FFEA USART Baud Rate Low
	MSB							LSB
FFEB USART Baud Rate High
	MSB							LSB
FFEC
FFED
FFEE Reserved for PS2
FFEF Reserved for PS2
FFF0 Counter Low
	MSB		Counter Low				LSB
FFF1 Counter High
	MSB		Counter High				LSB
FFF2 Counter Top Low
	MSB		Counter Top Low				LSB
FFF3 Counter Top High
	MSB		Counter Top High			LSB
FFF4 Counter Compare Low
	MSB		Counter Compare High			LSB
FFF5 Counter Compare High
	MSB		Counter Compare Low			LSB
FFF6 Counter Control Low
	CINT	CIE	TINT	TIE	JXADC	JC	JB	JA
FFF7 Counter Control High
	S2B	S1B	S0B	S2A	S1A	S0A	BEN	AEN
FFF8 Hex Display Low
	MSB		Hex Display Low				LSB
FFF9 Hex Display High
	MSB		Hex Display High			LSB
FFFA Decimal Points
		Future Buttons		DEC3	DEC2	DEC1	DEC0
FFFB Reserved
FFFC Switches and LEDs Low
	MSB		Switches and LEDs Low			LSB
FFFD Switches and LEDs High
	MSB		Switches and LEDs High			LSB
FFFE MemTopLow
	MSB			MemTopLow			LSB
FFFF MemTopHigh
	MSB			MemTopHigh			LSB