
MEMORY MAP:
~~~~~~~~~~~
U2   0000 - 7FFF 

U3   8000 - AFFF, B100 - B5FF, B800 - DFFF 
     ( U3 ONLY APPEARS ON MEMORY MAP WHEN H5 JUMPERS TO GROUND.
       ALSO MEMORY ADDRESS ARE SPLITTED AROUND THE I/O, AND EEPROM 
       REGISTERS.  )            

U4   E000 - FFFF ( H5 JUMPERS TO GROUND )
     8000 - FFFF ( H5 JUMPERS TO +5V )

LCD REGISTERS: 
~~~~~~~~~~~~~  
		CHIP ENABLE, E1
		~~~~~~~~~~~~~~~
		B080 COMMAND REGISTER
		B081 DATA REGISTER

		CHIP ENABLE, E2
		~~~~~~~~~~~~~~~
		B082 COMMAND REGISTER
		B083 DATA REGISTER

REAL TIME CLOCK (CSRTC):  B090 - B09F
~~~~~~~~~~~~~~~~~~~~~~~


EXTRA CHIP SELECT (XSC):  B0A0 - B0AF
~~~~~~~~~~~~~~~~~~~~~~~


SPARE CHIP SELECT (H6):   B0C0 - B0FF
~~~~~~~~~~~~~~~~~~~~~~
