清除显示
RS
0
R / W 〜
0
DB7
0
DB6
0
DB5
0
DB4
0
DB3
0
DB2
0
DB1
0
DB0
1
This instruction is used to clear the display by writing 0x20 in all DDRAM addresses. This instruction does not change the
DDRAM地址。
回家
RS
0
R / W 〜
0
DB7
0
DB6
0
DB5
0
DB4
0
DB3
0
DB2
0
DB1
1
DB0
0
This instruction is used to set the DDRAM Address to 0x00 and shifts the display back to the original state. The cursor (if
上),将在第一行的最左边的字符。屏幕上显示的DDRAM的内容不会改变。
进入模式设置
RS
0
R / W 〜
0
DB7
0
DB6
0
DB5
0
DB4
0
DB3
0
DB2
1
DB1
I / D
DB0
S
I / D =递增/递减
When I/D = “1”, the DDRAM or CGRAM Address with automatically increment when a character code is written into or
从DDRAM或CGRAM读。自动增量将光标移动一个字符空格向右移动。
When I/D = “0”, the DDRAM or CGRAM Address with automatically decrement when a character code is written into or
从DDRAM或CGRAM读。自动递减将光标移动一个字符位置向左移动。
S =移位整个显示器
When S = “1”, the entire display is shifted to the right (when I/D = “0”) or left (when I/D = “1”).
I / D = 1, S = 1时
I / D = 0, S = 1时
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