ST7565S
Table 16: Table of ST7565S Commands
(Note) *: disabled data
Function
Command Code
Command
A0 /RD /WR D7 D6 D5 D4 D3 D2 D1 D0
1
0
1
0
1
1
1
0
1
LCD display ON/OFF
0: OFF, 1: ON
Sets the display RAM display start
line address
Sets the display RAM page
address
(1) Display ON/OFF
(2) Display start line set
(3) Page address set
0
0
1
1
0
0
0
1
Display start address
0
0
1
1
0
0
1
0
0
0
1
0
1
Page address
(4) Column address set
upper bit
1 Most significant Sets the most significant 4 bits of
column address the display RAM column address.
0 Least significant Sets the least significant 4 bits of
column address the display RAM column address.
0
1
0
Column address set
lower bit
0
0
0
(5) Status read
0
1
1
0
1
0
1
0
1
Status
0
0
0
0
Reads the status data
(6) Display data write
(7) Display data read
Write data
Read data
Writes to the display RAM
Reads from the display RAM
Sets the display RAM address
SEG output correspondence
0: normal, 1: reverse
Sets the LCD display normal/
reverse
0: normal, 1: reverse
Display all points
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
1
1
0
0
1
0
1
0
1
(8) ADC select
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
(9)
Display
reverse
normal/
0
1
(10) Display all points
ON/OFF
0
1
0: normal display
1: all points ON
Sets the LCD drive voltage bias
ratio
0: 1/9 bias, 1: 1/7 bias (ST7565S)
Column address increment
At write: +1
0
1
(11) LCD bias set
(12) Read/modify/write
1
1
1
0
0
0
0
0
At read: 0
(13) End
0
0
1
1
0
0
1
1
1
1
1
1
0
0
1
0
1
0
1
1
0
0
Clear read/modify/write
Internal reset
(14) Reset
Select COM output scan direction
0: normal direction
1: reverse direction
(15)
Common output
mode select
1
0
0
1
0
0
0
1
1
0
0
0
0
1
*
*
*
0
0
1
1
1
0
0
0
1
Operating Select internal power supply
(16) Power control set
(17) V voltage regulator
mode
operating mode
5
0
Resistor
ratio
Select
internal
resistor
internal resistor ratio 0
set
ratio(Rb/Ra) mode
(18) Electronic volume
mode set
1
0
0
0
0
0
0
0
1
Set the V5 output voltage
0
1
1
1
0
0
0
Electronic
register set
Static
ON/OFF
Static
volume
indicator
indicator
0 Electronic volume value electronic volume register
(19)
1
0
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0: OFF, 1: ON
0
0
0 Mode Set the flashing mode
register set
select booster ratio
00: 2x,3x,4x
01: 5x
1
0
1
0
1
0
1
0
0
0
0
(20) Booster ratio set
0
0 step-up
value
11: 6x
Display OFF and display all
points ON compound command
(21) Power saver
(22) NOP
0
0
1
1
0
0
1
1
1
1
1
1
0
1
0
0
*
1
*
1
Command for non-operation
Command for IC test. Do not
use this command
(23) Test
*
*
Ver 0.6c
52/72
2009/09/07
SITRONIX [ SITRONIX TECHNOLOGY CO., LTD. ]
