參數(shù)資料
型號(hào): TDA4886A
廠商: NXP SEMICONDUCTORS
元件分類(lèi): 消費(fèi)家電
英文描述: 140 MHz video controller with I2C-bus
中文描述: SPECIALTY CONSUMER CIRCUIT, PDIP24
封裝: 0.400 INCH, PLASTIC, SDIP-24
文件頁(yè)數(shù): 31/52頁(yè)
文件大?。?/td> 495K
代理商: TDA4886A
1998 Dec 04
31
Philips Semiconductors
Product specification
140 MHz video controller with I
2
C-bus
TDA4886A
MHB194
handbook, full pagewidth
START
LOAD PRESET CONTROL BITS
FPOL
PEDST
DISV = 1
DISO = 1
BLH2
BLH1
LOAD FACTORY SETTINGS
GAIN
(CHANNEL 1, 2, 3)
FEEDBACK REFERENCES
(CHANNEL 1, 2, 3)
LOAD USER PRESET VALUES
CONTRAST
BRIGHTNESS
OSD CONTRAST
DEFLECTION
CONTROL
IC LOCKED
yes
yes
load from EEPROM
load from EEPROM
load from program
ROM code or EEPROM
no
DISV = 0
DISO = 0
DISPLAY NEW MODE
(1)
DISO = 1
DISO = 0
RESPONSE TO USER INPUTS
(2)
(CONTRAST, BRIGHTNESS, OSD CONTRAST)
DISO = 1
DISV = 1
DEFLECTION
CONTROL
IC LOCKED
yes
no
USER INPUT
no
Fig.14 I
2
C-bus control flow.
(1) Only synchronized video should
be displayed. Each new mode
can be displayed by OSD.
(2) Data transmission should be
synchronized with vertical
blanking of the monitor.
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