SED1565 Datasheet, PDF (58/87 Pages) Epson Company – Direct display of RAM data through the display data RAM

SED1565 Series
Table 16 Table of SED1565 Series Commands
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 LCD display ON/OFF
1 0: OFF, 1: ON
(2) Display start line set 0 1 0 0 1
Display start address
Sets the display RAM display
start line address
(3) Page address set
(4) Column address
set upper bit
Column address
set lower bit
0101011
0100001
0100000
Page address
Most significant
column address
Least significant
column address
Sets the display RAM page
address
Sets the most significant 4 bits
of the display RAM column
address.
Sets the least significant 4 bits of
the display RAM column address.
(5) Status read
001
Status
0 0 0 0 Reads the status data
(6) Display data write 1 1 0
Write data
Writes to the display RAM
(7) Display data read
101
Read data
Reads from the display RAM
(8) ADC select
0 1 0 1 0 1 0 0 0 0 0 Sets the display RAM address
1 SEG output correspondence
0: normal, 1: reverse
(9) Display normal/
reverse
0 1 0 1 0 1 0 0 1 1 0 Sets the LCD display normal/
1 reverse
0: normal, 1: reverse
(10) Display all points
ON/OFF
0 1 0 1 0 1 0 0 1 0 0 Display all points
1 0: normal display
1: all points ON
(11) LCD bias set
0 1 0 1 0 1 0 0 0 1 0 Sets the LCD drive voltage
1 bias ratio
SED1565*** ....... 0: 1/9, 1: 1/7
SED1566***
/SED1568***
/SED1569*** ...... 0: 1/8, 1: 1/6
SED1567*** ....... 0: 1/6, 1: 1/5
(12) Read/modify/write
0 1 0 1 1 1 0 0 0 0 0 Column address increment
At write: +1
At read: 0
(13) End
0 1 0 1 1 1 0 1 1 1 0 Clear read/modify/write
(14) Reset
0 1 0 1 1 1 0 0 0 1 0 Internal reset
(15) Common output
mode select
0 1 0 1 1 0 0 0 * * * Select COM output scan
1
direction
0: normal direction,
1: reverse direction
(16) Power control set
01000101
Operating
mode
Select internal power
supply operating mode
(17) V5 voltage
regulator internal
resistor ratio set
0 1 0 0 0 1 0 0 Resistor ratio Select internal resistor ratio
(Rb/Ra) mode
(18) Electronic volume
mode set
Electronic volume
register set
01010000001
010* *
Electronic volume value
Set the V5 output voltage
electronic volume register
(19) Static indicator
ON/OFF
Static indicator
register set
0 1 0 1 0 1 0 1 1 0 0 0: OFF, 1: ON
1
0 1 0 * * * * * * Mode Set the flashing mode
(20) Power saver
Display OFF and display all
points ON compound command
(21) NOP
0 1 0 1 1 1 0 0 0 1 1 Command for non-operation
(22) Test
0 1 0 1 1 1 1 * * * * Command for IC test. Do not
use this command
(Note) *: disabled data
8–56
EPSON