S1D12200 Epson Electronics America, Inc., S1D12200 Datasheet - Page 39

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

S1D12200 Series
Static Icon Ram
S1D12200 Series contains the static icon RAM for
displaying the static icons in addition to the dynamic
icons.
Capacity of static icon RAM is 10 bits (S1D12200/
Electronic Volume RAM (register)
S1D12200 Series contains the electronic volume function
for controlling the liquid crystal drive voltage V5 and
density of liquid crystal display. The electronic volume
function enables to select one of 32 voltage status of the
2–30
*
Note : Do not use the address “29H”. It is for testing
Electronic
volume data
< SEGSA, B, C, D, E >
< SEGSF, G, H, I, J >
Function
Function
Function
Display
On/Off
Blink
On/Off
Display
On/Off
Blink
On/Off
*: Blank
1: Display or blink on
0: Display or blink off
f
: Blank
BLINK
: 1–2 Hz
RAM address
RAM address
RAM address
28H
29H
20H
21H
22H
23H
= V
REG
/150
D7
D7
D7
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
Electronic volume data
EPSON
Static icon data
Static icon data
*
*
*
*
*
*
*
*
*
*
*
1
1
0
0
0
0
0
1
1
1
*
12201/12202) or 20 bit (S1D12210) and is capable of
displaying up to 5 icons (S1D12200/12201/12202) or 10
icons (S1D12210).
Following shows relationship between the static icons
functions, static icon RAM addresses and written data.
liquid crystal drive voltage V5 by writting 5-bit data to
the electronic volume RAM.
Following shows relationship between RAM addresses
set by the electronic volume and written data.
0
0
0
0
0
0
0
1
1
1
*
0
0
1
1
0
0
0
1
1
1
1
0
1
0
0
0
0
0
1
1
D0
D0
1
1
1
1
D0
0
1
0
1
0
1
S E G S A B C D E
S E G S F G H I J
Condi-
tion
29
30
31
0
1
2
Display
Display
V
V
V
V
V
V
For testing
REG
REG
REG
REG
REG
REG
V
–0
–
–2
–29
–30
–31
f BLINK
f BLINK
EV
Rev. 1.4