ST7528 Sitronix, ST7528 Datasheet - Page 63

• Manufacturer Part Number: ST7528
• Description: 16 Gray Scale Dot Matrix LCD Controller
• Manufacturer: Sitronix

ST7528
Reset
This instruction Resets initial display line, column address, page address, and common output status select to their initial
status, but dose not affect the contents of display data RAM. This instruction cannot initialize the LCD power supply, which
is initialized by the RESETB pin.
Set Data Direction & Display Data Length (3-Line SPI Mode)
Consists of 2 bytes instruction.
This command is used in 3-Line SPI mode only (PS0 = ”L” and PS1 = ”L” ). It will be two continuous commands, the first
byte control the data direction(write mode only) and inform the LCD driver the second byte will be number of data bytes will
be write. When A0 is not used, the Display Data Length instruction is used to indicate that a specified number of display
data bytes are to be transmitted. The next byte after the display data string is handled as command data.
The 1st Instruction: Set Data Direction (Only Write Mode)
Ver2.3
A0
A0
0
x
RW
RW
0
x
DB7
DB7
1
1
DB6
DB6
1
1
Release Power Save Mode (Sleep Mode)
Set Power Save Mode (Sleep Mode)
All COM / SEG Output Level: VSS
LCD Power Supply Circuit: OFF
Figure 25 Power Save Routine
Consumption Current < 2uA
DB5
DB5
Oscillator Circuit: OFF
1
1
Sleep Mode
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DB4
DB4
0
0
DB3
DB3
0
1
DB2
DB2
0
0
DB1
DB1
1
0
2007/1/3
DB0
DB0
0
0
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