7. COMMAND
44
EPSON
S1D15722D01B000 Technical Manual (Rev.1.1)
7.2 Command Table
Table 7.1
Command Code
Command
A0
___
RD
___
WR D7 D6 D5 D4 D3 D2 D1 D0
Function
(1) Display ON/OFF
0
1
0
1
0
1
0
1
1
1
0
1
LCD ON/OFF
0: OFF, 1: ON
(2)
Display
normal/inverted
0
1
0
1
0
1
0
0
1
1
0
1
LCD normal/inverted
0: Normal, 1: Inverted
(3)
Full display lighting
ON/OFF
0
1
0
1
0
1
0
0
1
0
0
1
Full display lighting
0: Normal display, 1: Full ON
0 1 0 1
1
0
0
0
1
0
0
(4)
Select common
output state
1 1 0
Output state
Selects COM output method.
0 1 0 1
0
0
0
1
0
1
0
(5) Set display start line
1 1 0
*
Display start line address
Sets the display start line.
0 1 0 1
0
1
1
0
0
0
1
(6) Set page address
1 1 0
*
*
Page address
Sets the display RAM page address.
0 1 0 0
0
0
1
0
0
1
1
(7) Set column address
1
1
0
Set column address
Sets the display RAM column
address.
0 1 0 0
0
0
1
1
1
0
1
(8) Write display data
1 1 0
Write
data
Writes to display RAM.
0 1 0 0
0
0
1
1
1
0
0
(9) Read display data
1 0 1
Read
data
Reads to display RAM.
(10)
Select display data
input direction
0
1
0
1
0
0
0
0
1
0
0
1
Display RAM data input direction
0: Column direction, 1: Page direction
(11)
Direction of setting
column address
0
1
0
1
0
1
0
0
0
0
0
1
Supports SEG output of the display
RAM column address
0: Normal, 1: Inverted
0 1 0 0
0
1
1
0
1
1
0
(12)
Set n line inverted
drive register
1 1 0
*
*
Number of inverted lines
Set the number of lines of n line
inverted drive
(13)
n line inverted drive
ON/FF
0
1
0
1
1
1
0
0
1
0
0
1
n line inverted drive ON/FF
0: OFF, 1: ON
0 1 0 0
1
1
0
0
1
1
0
(14) Set display mode
1
1
0
*
*
*
*
*
*
Mode
Select 4-gray scale display/binary
display
00: 4-gray scale, 01: binary
0
1
0
0
0
1
1
1
0
0
1
Selects the density of the gray scale
(15) Set gray scale pattern
1
1
0
Gray scale pattern
bits (1,0), (0,1)
0 1 0 1
1
1
1
1
1
1
0
(16) Select FRM Pallet
1
1
0
*
*
*
*
*
*
*
PL
Selects FRM Pallet
PL=0: Pallet 0
PL=1: Pallet 1
0 1 0 0
1
1
0
1
1
0
1
1 1 0
*
*
Number of display lines
(17) Set display line
1 1 0
*
*
Start point
Sets the number of display lines and
start address.
(18) Read-modify-write
0
1
0
1
1
1
0
0
0
0
0
Increments the column address.
When writing: +1, when reading: 0
(19) End
0
1
0
1
1
1
0
1
1
1
0
Cancels read-modify-write
(20)
Built-in oscillation
circuit ON/OFF
0
1
0
1
0
1
0
1
0
1
0
1
Operation of the built-in CR oscillation
circuit
0: OFF, 1: ON
0
1
0
0
1
0
1
1
1
1
1
Sets the dividing ratio of the internal
(21) Select clock frequency
1 1 0
*
*
*
*
Frequency value clock frequency
f
OSC
.
(22) Discharge ON/OFF
0
1
0
1
1
1
0
1
0
1
0
1
Discharges the capacitor connected to
the power supply circuit
0: OFF, 1:ON
(23) Power save ON/OFF
0
1
0
1
0
1
0
1
0
0
0
1
Power save 0: OFF, 1: ON
0 1 0 1
0
0
0
1
1
1
0
(24) Read status
1 0 1
*
*
*
*
*
*
*
ST
Outputs the result of detecting bit error
to ERR bus
(25)
Temperature sensor
ON/OFF
0
1
0
0
1
1
0
1
0
0
0
1
Operation of the temperature sensor
0: OFF, 1: ON