ST7577 Sitronix Technology, ST7577 Datasheet - Page 25

• Manufacturer Part Number: ST7577
• Description: Dot Matrix LCD Controller/Driver
• Manufacturer: Sitronix Technology

ST7577
Read Data
Read the specified 8-bit data in DDRAM to the microprocessor. The location is specified by the X-address and Y-address.
Write Data
8-bit data of Display Data from the microprocessor can be written to the RAM location specified by the column address and
page address. The column address is increased by 1 automatically so that the microprocessor can continuously write data
to the addressed page. During auto-increment, the column address wraps to 0 after the last column is written.
NOP
No operation.
Reset
This is the Software RESET instruction. This is same as hardware reset.
Ver 1.0a
A0
A0
A0
A0
1
1
0
0
R/W(/WR)
R/W(/WR)
R/W(/WR)
R/W(/WR)
1
0
0
0
D7
D7
D7
D7
0
0
D6
D6
D6
D6
0
0
D5
D5
D5
D5
0
0
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D4
D4
D4
D4
0
0
Read Data
Read Data
D3
D3
D3
D3
0
0
D2
D2
D2
D2
0
0
D1
D1
D1
D1
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0
0
2008/02/14
D0
D0
D0
D0
0
1