DD-DB1-AV202C Matrix Orbital, DD-DB1-AV202C Datasheet - Page 33

• Manufacturer Part Number: DD-DB1-AV202C
• Description: Display Modules & Development Tools DevDevil Dev Board 20x2 VFD Black Bg
• Manufacturer: Matrix Orbital
• Series: Dev Devilr

Specifications of DD-DB1-AV202C

• Main Purpose: Displays, VFD
• Embedded: Yes, ASIC
• Utilized Ic / Part: AL202C
• Primary Attributes: 20 x 4 Display, Yellow/Green Text Grey Background
• Secondary Attributes: GUI, mini USB
• Lead Free Status / Rohs Status: Details

*Note:
Immediately sets the backlight brightness. If an inverse display color is used this represents the text brightness instead.
Default is 255.
Brightness
Immediately sets and saves the backlight brightness. If an inverse display colour is used this represents the text instead.
Although brightness can be changed using the set command, it is reset to saved value on start up. Default is 255.
Brightness
Immediately sets the contrast between background and text. If an inverse display color is used this also represents the
text brightness. Default is 128.
Contrast
Immediately sets and saves the contrast between background and text. If an inverse display color is used this also
represents the text brightness. Although contrast can be changed using the set command, it is reset to saved value on
start up. Default is 128.
Contrast
7.5.Set
7.6.Set and Save
7.7.Set
7.8.Set and Save
LCD model only command
Brightness*
Brightness*
Contrast*
Contrast*
1 byte, contrast level from 0(Light)-255(Dark)
1 byte, contrast level from 0(Light)-255(Dark)
1 byte, brightness level from 0(Dim)-255(Bright)
1 byte, brightness level from 0(Dim)-255(Bright)
Dec
Hex
ASCII
Dec
Hex
Dec
Hex
Dec
Hex
254 80
254 153
FE 50
FE 99
■
254 152
254 145
P
FE 98
FE 91
Contrast
Contrast
Contrast
Brightness
Brightness
Brightness
Brightness
Contrast
Contrast
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