S1D12200 Epson Electronics America, Inc., S1D12200 Datasheet - Page 31

• Manufacturer Part Number: S1D12200
• Description: S1d12000 Series Lcd Driver Ic Technical Manual Technical Manual
• Manufacturer: Epson Electronics America, Inc.

S1D12200 Series
(5) System Set
2–22
0 0 H
1 0 H
2 0 H
3 0 H
4 0 H
5 0 H
6 0 H
7 0 H
VF
VC
This command is used for selecting display line,
common shift direction and use/non-use of CR
RAM.
When power on or resetting is done, execute this
command first.
A0 WR D7 D6 D5 D4 D3 D2 D1 D0
N2, N1
N2, N1
S
CG
0
0
0
SI
= 0
= 0
= 0, 0 : 2lines
= 0, 1 : 3lines
= 0
= 1
= 0
0
1
1
1
1
SI
EV
Test
1
: Voltage follower off
: Voltage follower on
: Voltage regulation circuit off
: Voltage regulation circuit on
: COM left shift
: COM right shift
: Use CG RAM
: Does not use RAM
C G R A M (0 0 H)
C G R A M (0 2 H)
1
2
DDRAM line 1
DDRAM line 2
DDRAM line 3
Symbol register
Symbol register
:Static icon register
:Electronic volume register
:Test register (Do not use)
0 N1 N2 S CG
3
unused
–
For signals
For symbol register
4
: Don't Care
5
6
RAM Map
EPSON
7
For signals
:Unused
:Output from SEGS1 to SEGS2, SEGS4, SEGS5
:Output from COMS1 to COMS2.
(6) RAM Address Set
EV Test
8
1
2
This command sets addresses to write data into the
DD RAM, CG RAM and symbol register in the
address counter.
When the cursor is displayed, the cursor is dis-
played at the display position corresponding to the
DD RAM address set by this command.
The settable address length is ADDRESS = 00H to
7FH.
Before writing data into the RAM, set the data
write address by this command. Next, when data is
written in succession, the address is automatically
incremented.
A0 WR D7 D6 D5 D4 D3 D2 D1 D0
0
9
C G R A M (0 1 H)
C G R A M (0 3 H)
0
A
1
B
unused
C
ADDRESS
D
Unused
E
"
"
"
"
Rev. 1.4
F