Epson S1C88650 Technical Manual page 27

Address Bit Name
00FF10 D7 HLMOD
Heavy load protection mode
D6 SEGREV
Reverse SEG assignment
D5 –
R/W register
D4 –
R/W register
D3 –
R/W register
D2 DTFNT
LCD dot font selection
D1 LDUTY1
LCD drive duty selection
D0 LDUTY0
00FF11 D7 FRMCS LCD frame signal source clock selection
D6 DSPAR
LCD display memory area selection
D5 LCDC1 LCD display control
D4 LCDC0
D3 LC3
LCD contrast adjustment
D2 LC2
D1 LC1
D0 LC0
00FF12 D7 – –
D6 –
–
D5 SVDDT
SVD detection data
D4 SVDON
SVD circuit On/Off
SVD criteria voltage setting
D3 SVDS3
D2 SVDS2
D1 SVDS1
D0 SVDS0
00FF14 D7 PRPRT1
D6 PST12
D5 PST11
D4 PST10
D3 PRPRT0
D2 PST02
D1 PST01
D0 PST00
S1C88650 TECHNICAL MANUAL
5 PERIPHERAL CIRCUITS AND THEIR OPERATION (I/O Memory Map)
Table 5.1.1(b) I/O Memory map (00FF10H–00FF14H)
Function
LDUTY1 LDUTY0
1 1 Not allowed
1 0
0 1
0 0
LCD display
LCDC1 LCDC0
1 1 All LCDs lit
1 0 All LCDs out
0 1 Normal display
0 0 Drive off
LC3 LC2 LC1 LC0
1 1 1 1
1 1 1 0
: : : :
0 0 0 0
SVDS3 SVDS2 SVDS1 SVDS0
1 1 1
1 1 1
1 1 0
: : :
0 0 1
Programmable timer 1 clock control
Programmable timer 1 division ratio
PST12 PST11 PST10 (OSC3)
1 1 1 f / 4096
OSC3
1 1 0 f / 1024
OSC3
1 0 1 f / 256
OSC3
1 0 0 f / 64
OSC3
0 1 1 f / 32
OSC3
0 1 0 f / 8
OSC3
0 0 1 f / 2
OSC3
0 0 0 f / 1
OSC3
Programmable timer 0 clock control
Programmable timer 0 division ratio
PST02 PST01 PST00 (OSC3)
1 1 1 f / 4096
OSC3
1 1 0 f / 1024
OSC3
1 0 1 f / 256
OSC3
1 0 0 f / 64
OSC3
0 1 1 f / 32
OSC3
0 1 0 f / 8
OSC3
0 0 1 f / 2
OSC3
0 0 0 f / 1
OSC3
1
On
Reverse
1
1
1
12 12
Duty
1/16
1/32
1/8
PTM
Display area 1 Display area 0
Contrast
Dark
:
:
Light
–
–
Low
On
Voltage (V)
1 2.7
0 2.6
1 2.5
: :
1 1.8
On
(OSC1)
f / 128
OSC1
f / 64
OSC1
f / 32
OSC1
f / 16
OSC1
f / 8
OSC1
f / 4
OSC1
f / 2
OSC1
f / 1
OSC1
On
(OSC1)
f / 128
OSC1
f / 64
OSC1
f / 32
OSC1
f / 16
OSC1
f / 8
OSC1
f / 4
OSC1
f / 2
OSC1
f / 1
OSC1
EPSON
0 SR R/W Comment
0 R/W
Off
0 R/W
Normal
0 R/W
0 Reserved register
0 R/W
0
0 R/W
0
0 R/W
16 16/5 8
1 R/W
0 R/W
0 R/W
f
OSC1
0 R/W
These bits are reset
0 R/W
to (0, 0) when
SLP instruction
is executed.
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
–
– Constantly "0" when
–
– being read
0 R
Normal
0 R/W
Off
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
Off
0 R/W
0 R/W
0 R/W
0 R/W
Off
0 R/W
0 R/W
0 R/W
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