EPSON S2D13A05F00A1 Display-Controller

Connected to 16 Bit external data-bus of MAC7116
Connected to 18 external address lines of MAC7116
Connected to /CS1 of MAC7116
Registers of the EPSON are mapped to memory locations 0x2000 0000 - 0x2001 FFFF of the MAC7116 during chip initialization

EPSON (Pin)	Path	MAC7116 (Pin)	Function
AB3 (102)	IC802 2A5 (30) / 2B5 (19)	ADDR3 (12)	Address-Bus A3
DB8 (5)	IC804 1A8 (37) / 1B8 (12)	DATA8 (97)	Data-Bus D8
CS# (108)	IC803 2A4 (32) / 2B4 (17)	/CS1 (83)	Chip-Select 1
M/R# (109)			Access Register-Space or Display-RAM