APPENDIX: I/O MAP
B-APPENDIX-48 EPSON S1C33L03 FUNCTION PART
NameAddressRegister name Bit Function Setting Init. R/W Remarks
VRAMAR
VRAMWT2
VRAMWT1
VRAMWT0
EDMAEN
BREQEN
LCDCST
LCDCEC
D7
D6
D5
D4
D3
D2
D1
D0
VRAM area select
VRAM wait control
(number of wait cycles for SRAM)
External DMA enable
External bus-request enable
A0/BSL select
Big/little endian select
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
039FFFD
(B)
1 Area 8 0 Area 7
1 Enabled 0 Disabled
1 Enabled 0 Disabled
1 BSL 0 A0
1 Big endian 0
Little endian
LCDC
system control
register
0–7