S1D12200 Epson Electronics America, Inc., S1D12200 Datasheet - Page 77

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

RAM map
Rev. 1.1
COM16 (N=1)
COM24 (N=0)
(7) Data Write
(4) Horizontal vertical flipping
COM1
1 This command writes data in the DDRAM,
2 When this command is executed, the Address
A0 WR D7
1
CGRAM or Symbol register.
counter is incremented by 1 automatically.
This allows continuous data writing.
00H
10H
20H
30H
40H
50H
60H
70H
0
SEG1
SI
EV
TEST
. . . . .
0
SI1
: Static Icon register
: Electronic Control register
: Test register
(Do not use in normal operations.)
1
2
DATA
SI2
CGRAM (00H)
CGRAM (02H)
3
: Don’t Care
4
DDRAM line 1
DDRAM line 2
DDRAM line 3
Symbol register
Symbol register
Unused
5
SEG60
D0
6
EPSON
7
EV TEST LED
8
(6) RAM Address Setup
LED
For signals
Symbol register
Note: Assign an enough time greater than "tcyc"
For signals
9
The RAM Address Setup command sets an address
into the Address counter to write data into
DDRAM, CGRAM and Symbol register.
When the cursor display is ON, the cursor is
located at a position corresponding to the DDRAM
address set by this command.
1 The 00H to 7FH address length can be set.
Data write example:
A0 WR D7
0
To write data in the RAM, set the data write
address by this command. When the
subsequent data is written continuously, the
address is automatically incremented.
The following gives an example to write a
single line of data continuously.
A
before executing the next instruction.
CGRAM (01H)
CGRAM (03H)
NO
0
B
1
: LED register
: SEGS1, 2, 4, 5
: COMS1, COMS2
Set the RAM address
C
completed?
Unused
Single line
Write data
D
Unused
Unused
Unused
Unused
Unused
YES
E
S1D12205 Series
ADDRESS
F
: Don’t Care
3–15
D0