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STE2007 数据表(PDF) 50 Page - STMicroelectronics

部件名 STE2007
功能描述  96 x 68 Single-chip LCD controller/driver
PDF  62 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STE2007 数据表(HTML) 50 Page - STMicroelectronics

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Commands
STE2007
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8.12.3
Electronic volume
This command sets a value of electronic volume EV for the VLCD voltage regulator, to
adjust the contrast of LCD panel display (End User).
Table 34.
Electronic volume
Table 35.
EV
8.13
Power saver mode
If the display all points ON command is executed when the display is in display OFF mode,
power saver mode is entered. This mode stops every operation of the LCD display system.
Figure 38.
Power saver mode
The internal states in power saver mode are as follows:
–
The oscillation circuit is stopped
–
The LCD power supply circuit is stopped
–
The LCD driver circuit is stopped and segment/common driver outputs to the Vss
level
–
The display data and operation mode before execution of the Power saver are
held, and the MCU can access to the DDRAM and internal registers.
(D/C)
D7D6D5
D4D3D2
D1D0
Setting
0
1
0
0
Electronic Volume Value
Command Identifier + Data Field
(D/C)
D7D6
D5D4D3
D2D1D0
Hex
EV Value
VLCD voltage
0
100
000
00
80
0 Step
low
0
0
0
0
0
1
81
1 Step
0
0
0
0
1
0
82
2 Step
::
:
:
:
0
1
0
0
0
0
90
16 Step (Default)
::
:
:
:
0
1
1
1
1
0
9E
30 Step
0
1
1
1
1
1
9F
31 Step
high
Power saver (Display OFF & Display all points ON
Power saver mode
Powersaver OFF (Display all points OFF)
Power saver mode canceled
Command
Effect



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