SC204A ETC2 [List of Unclassifed Manufacturers], SC204A Datasheet - Page 15

• Manufacturer Part Number: SC204A
• Description: A dot-matrix character LCD module
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

Reset function
At power on, it starts the internal auto-reset circuit and executes the initial instructions .
There are the initial procedures shown as bellows:
Akihabara Inc. www.akiba-tech.com
Power on
Waite time > 15ms after VDD>4.5V
RS R/W D7 D6 D5 D4 D3 D2 D1 D0
0
Wait time > 4.1ms
RS R/W D7 D6 D5 D4 D3 D2 D1 D0
0
Wait time > 100us
RS R/W D7 D6 D5 D4 D3 D2 D1 D0
0
RS R/W D7 D6 D5 D4 D3 D2 D1 D0
0
0
0
0
Initialization end
0
0
0
0
0
0
0
0 0 1 1 X X X X
0 0 1 1 X X X X
0 0 1 1 X X X X
0 0 1 1 N F X X
0 0 0 0 1 0 0 0
0 0 0 0 0 0 0 1
0 0 0 0 0 1 I/D S
SC204A
8bits interface
BF cannot be checked before this instruction
Function set (interface is 8 bits length).
BF cannot be checked before this instruction
Function set (interface is 8 bits length).
BF cannot be checked before this instruction
Function set (interface is 8 bits length).
BF cannot be checked after the following
Instructions
Function set (interface is 8 bits length. specify
The number of display lines and character
Font .) The number of display lines and
character cannot be changed afterwards.
Display off
Display clear
Entry mode set
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