S1D1 Epson Electronics America, Inc., S1D1 Datasheet - Page 178

• Manufacturer Part Number: S1D1
• Description: LCD Controller-driver With Built-in Character ROM
• Manufacturer: Epson Electronics America, Inc.

8. COMMANDS
*
Table 3 is the command table. The S1D15400 identifies a data bus using a combination of A0 and R/W (RD or WR)
signals. As the MPU translates a command in the internal timing only (independent from the external clock), its speed
is very high. The busy check is usually not required.
Rev. 1.0
(1)Display On/OFF
(2)Display start line
(3)Set page address
(4)Set column
(5)Read status
(6)Write display data
(7)Read display data
(8)Select ADC
(9)Statis drive
(10)Select duty
(11)Read Modify Write 0
(12)End
(13)Reset
The Power Save mode is selected if the static drive is turned ON when the display is OFF.
(segment) address
ON/OFF
Command
A0 RD WR
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1
1
0
1
0
1
1
1
1
1
1
0
0
0
0
1
0
1
0
0
0
0
0
0
Busy
D
1
1
1
0
1
1
1
1
1
1
7
ADC ON/OFF Reset
D
0
1
0
0
0
0
1
1
1
6
Code
D
1
0Display start address (0 to 31)
1
1
1
1
1
1
1
Column address (0 to 72)
5
Read data
Write data
EPSON
Table 3
D
0
1
0
0
0
0
0
0
4
D
1
1
0
0
0
1
0
1
0
3
D
1
0
0
0
1
0
0
1
0
2
Page (0 to 3)
D
1
0
0
0
0
0
1
1
1
0/1
0/1
0/1
0/1
D
0
0
0
0
0
Turns display on or off.
1: ON, 0: OFF
Specifies RAM line corresponding to top
line of display.
Sets display RAM page in page address
register.
Sets display RAM column address in
column address register.
Reads the following status:
BUSY
ADC
ON/OFF
RESET
Writes data from data bus into display RAM.
Reads data from display RAM onto data
bus.
0: Forward, 1: Reverse
Selects static driving operation.
1: Static drive, 0: Normal driving
Selets LCD duty cycle
1: 1/4, 0: 1/3
Increments the column address register by
1 druing write only.
Read modify write OFF
Sets the display start line register to line 1,
and sets the column address counter and
page address register to 0.
1: busy
0: Ready
1: Forward
0: Reverse
1: Display off
0: Display on
1: being reset
0: Normal
S1D15400 Series
Function
*
6–13