DD-DB1-AV204A Matrix Orbital, DD-DB1-AV204A Datasheet - Page 32

• Manufacturer Part Number: DD-DB1-AV204A
• Description: Display Modules & Development Tools DevDevil Dev Board 20x4 VFD Black Bg
• Manufacturer: Matrix Orbital
• Series: Dev Devilr

Specifications of DD-DB1-AV204A

• Main Purpose: Displays, VFD
• Embedded: Yes, ASIC
• Utilized Ic / Part: AL204A
• Primary Attributes: 20 x 4 Display, Yellow/Green Text Grey Background
• Secondary Attributes: GUI, mini USB
• Lead Free Status / Rohs Status: Details

7. Display Functions
*Note:
Turns the display backlight on for a specified length of time. If an inverse display color is used this command will
essentially turn on the text.
Minutes
Turns the display backlight off indefinitely. If an inverse display colour is used this command will turn off the text.
Immediately sets the VFD text brightness. Default is 0.
Brightness
Immediately sets and saves the VFD text brightness. Although brightness can be changed using the set command, it is
reset to saved value on start up. Default is 255.
Brightness
7.1.Display On
7.2.Display Off
7.3.Set VFD
7.4.Set and Save
VFD model only command
Brightness*
VFD Brightness*
1 byte, number of minutes to leave backlight on (0 for infinite)
1 byte, brightness level from 3(Dim)-0(Bright)
1 byte, brightness level from 3(Dim)-0(Bright)
Dec
Hex
ASCII
Dec
Hex
ASCII
Dec
Hex
ASCII
Dec
Hex
254 89
254 66
254 70
FE 59
FE 42
FE 46
254 145
■
■
■
Y
B
FE 91
F
Brightness
Brightness
Brightness
Minutes
Minutes
Minutes
Brightness
Brightness
30