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参数资料
| 型号： | VK204-25-VPT |
| 厂商： | Matrix Orbital |
| 文件页数： | 27/47页 |
| 文件大小： | 2507K |
| 描述： | VFD ALPHA/NUM DISPLAY 20X4 |
| 产品变化通告： | MO VPT Module Change 16/Aug/2010 VK204-25 Series Release 03/Mar/2010 12C Displays Change 11/Oct/2011 |
| 标准包装： | 1 |
| 系列： | VK204-25 |
| 外形L x W x H： | 98.00mm x 61.00m x 24.40mm |
| 可视范围： | 70.80mm L x 20.90mm W |
| 显示格式： | 20 x 4 |
| 显示器类型： | 字符 |
| 格式： | 5 x 7 点 |
| 电源电压： | 9 V ~ 35 V |
| 字符尺寸： | 4.70mm H x 2.40mm W |
| 接口： | 串行 |
| 工作温度： | -20°C ~ 70°C |
| 相关产品： | VFD-GREEN-204-ND - LCD ACCY VFD FILTER 20X4 GREEN VFD-RED-204-ND - LCD ACCY VFD FILTER 20X4 RED VFD-GREY-204-ND - LCD ACCY VFD FILTER 20X4 GRAY VFD-BLUE-204-ND - LCD ACCY VFD FILTER 20X4 BLUE |
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33
7.
Display Functions
7.1.
Display On
Dec
Hex
ASCII
254 66
FE 42
■
B
Minutes
Minutes
Minutes
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
1 byte, number of minutes to leave backlight on, a value of 0 leaves the display on indefinitely
7.2.
Display Off
Dec
Hex
ASCII
254 70
FE 46
■
F
Turns the display backlight off. If an inverse display colour is used this command will turn off the text.
7.3.
Set Brightness*
Dec
Hex
254 153
FE 99
Brightness
Brightness
Immediately sets the backlight brightness. If an inverse display color is used this represents the text colour
intensity instead. Default is 255.
Brightness
1 byte, brightness level from 0(Dim) to
255(Bright)
7.4.
Set and Save
Brightness*
Dec
Hex
254 152
FE 98
Brightness
Brightness
Immediately sets and saves the backlight brightness. Although brightness can be changed using the set command,
it is reset to the saved value on start up. Default is255.
Brightness
1 byte, brightness level from 0(Dim) to
255(Bright)
7.5.
Set Contrast*
Dec
Hex
ASCII
254 80
FE 50
■
P
Contrast
Contrast
Contrast
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
1 byte, contrast level from 0(Light) to 255(Dark)
7.6.
Set and Save
Contrast*
Dec
Hex
254 145
FE 91
Contrast
Contrast
Immediately sets and saves the contrast between background and text. Although contrast can be changed using
the set command, it is reset to this saved value on start up. Default is 128.
Contrast
1 byte, contrast level from 0(Light) to 255(Dark)
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