
14
EPSON
S1C8F626 TECHNICAL MANUAL
5 PERIPHERAL CIRCUITS AND THEIR OPERATION (I/O Memory Map)
Table 5.1.1(b) I/O Memory map (00FF11H–00FF15H)
SR R/W
Address Bit
Name
Function
Comment
10
00FF11 D7
D6
D5
D4
D3
D2
D1
D0
FRMCS
DSPAR
LCDC1
LCDC0
LC3
LC2
LC1
LC0
LCD frame signal source clock selection
LCD contrast adjustment
These bits are reset
to (0, 0) when
SLP instruction
is executed.
0
R/W
PTM
fOSC1
LCDC1
1
0
LCDC0
1
0
1
0
LCD display
All LCDs lit
All LCDs out
Normal display
Drive off
LC3
1
:
0
LC2
1
:
0
LC1
1
:
0
LC0
1
0
:
0
Contrast
Dark
:
Light
Display area 1 Display area 0
LCD display memory area selection
LCD display control
00FF12 D7
D6
D5
D4
D3
D2
D1
D0
00FF14 D7
D6
D5
D4
D3
D2
D1
D0
PRPRT1
PST12
PST11
PST10
PRPRT0
PST02
PST01
PST00
Programmable timer 1 clock control
Programmable timer 1 division ratio
Programmable timer 0 clock control
Programmable timer 0 division ratio
0
R/W
On
Off
PST12
1
0
PST11
1
0
1
0
PST10
1
0
1
0
1
0
1
0
(OSC3)
fOSC3 / 4096
fOSC3 / 1024
fOSC3 / 256
fOSC3 / 64
fOSC3 / 32
fOSC3 / 8
fOSC3 / 2
fOSC3 / 1
(OSC1)
fOSC1 / 128
fOSC1 / 64
fOSC1 / 32
fOSC1 / 16
fOSC1 / 8
fOSC1 / 4
fOSC1 / 2
fOSC1 / 1
PST02
1
0
PST01
1
0
1
0
PST00
1
0
1
0
1
0
1
0
(OSC3)
fOSC3 / 4096
fOSC3 / 1024
fOSC3 / 256
fOSC3 / 64
fOSC3 / 32
fOSC3 / 8
fOSC3 / 2
fOSC3 / 1
(OSC1)
fOSC1 / 128
fOSC1 / 64
fOSC1 / 32
fOSC1 / 16
fOSC1 / 8
fOSC1 / 4
fOSC1 / 2
fOSC1 / 1
–
SVDDT
SVDON
SVDS3
SVDS2
SVDS1
SVDS0
–
SVD detection data
SVD circuit On/Off
SVD criteria voltage setting
Constantly "0" when
being read
–
0
R
R/W
–
Low
On
–
Normal
Off
SVDS3
1
:
0
SVDS2
1
:
0
SVDS1
1
0
:
1
SVDS0
1
0
1
:
1
Voltage (V)
2.7
2.6
2.5
:
1.8
00FF15 D7
D6
D5
D4
D3
D2
D1
D0
PRPRT3
PST32
PST31
PST30
PRPRT2
PST22
PST21
PST20
Programmable timer 3 clock control
Programmable timer 3 division ratio
Programmable timer 2 clock control
Programmable timer 2 division ratio
0
R/W
On
Off
PST32
1
0
PST31
1
0
1
0
PST30
1
0
1
0
1
0
1
0
(OSC3)
fOSC3 / 4096
fOSC3 / 1024
fOSC3 / 256
fOSC3 / 64
fOSC3 / 32
fOSC3 / 8
fOSC3 / 2
fOSC3 / 1
(OSC1)
fOSC1 / 128
fOSC1 / 64
fOSC1 / 32
fOSC1 / 16
fOSC1 / 8
fOSC1 / 4
fOSC1 / 2
fOSC1 / 1
PST22
1
0
PST21
1
0
1
0
PST20
1
0
1
0
1
0
1
0
(OSC3)
fOSC3 / 4096
fOSC3 / 1024
fOSC3 / 256
fOSC3 / 64
fOSC3 / 32
fOSC3 / 8
fOSC3 / 2
fOSC3 / 1
(OSC1)
fOSC1 / 128
fOSC1 / 64
fOSC1 / 32
fOSC1 / 16
fOSC1 / 8
fOSC1 / 4
fOSC1 / 2
fOSC1 / 1