參數(shù)資料
型號(hào): IMAGELINK-50-USB20
廠商: Electronic Theatre Controls, Inc.
英文描述: IMAGELINK-50-USB2.0
中文描述: 圖片鏈接- 50 - USB2.0接口
文件頁(yè)數(shù): 8/28頁(yè)
文件大?。?/td> 641K
代理商: IMAGELINK-50-USB20
I
MAGE
L
INK
-50
PAGE
8
OF
5
DISTEC GMBH
Industriestrasse 1 D-82110
Germering
30.3.2004/sw1
http://www.distec.de
Tel.: +49-89-89 43 63-0
Fax: +49-89-89 43 63-39
SPECIFICATION
3.1.2 SET_BKL
The SET_BKL request is intended to switch the backlight ON/OFF.
Request
bmRequest
Type
bRequest
wValue
wIndex
wLength
Data
1.
Byte
bitmap value 0x0000
2.
Byte
SET_BKL 0xC0
bitmap:
b7
reserved
0
each bit can be set individually or together.
value:
0=OFF
1=ON
3.1.3 GET_BRIGHTNESS
0xB1
0x0002
0x00B1
b6
reserved
0
b5
reserved
0
b4
reserved
0
b3
reserved
0
b2
reserved
0
b1
reserved
0
b0
set actual
value
The GET_BRIGHTNESS is intended to determine the brightness value. It can query the actual
and the stored default values.
Request
bmReques
t Type
bRequest wValue
wIndex
wLength Data
1.
Byte
value 0xB2
2.
Byte
GET_BRIGHTNESS
mode:
0: get actual value
1: get stored default value
value:
0 to 255
0 is min brightness
0xC0
0xB2
mode
0x0000
0x0002
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