參數(shù)資料
型號: PCA84C646
廠商: NXP Semiconductors N.V.
英文描述: Microcontrollers for TV tuning control and OSD applications(應用于TV調頻和OSD的微控制器)
中文描述: 微控制器的控制和調整(應用于電視調頻和OSD的微控制器應用的電視OSD)
文件頁數(shù): 2/72頁
文件大小: 564K
代理商: PCA84C646
1995 Jun 15
2
Philips Semiconductors
Preliminary specification
Microcontrollers for TV tuning
control and OSD applications
PCA84C646; PCA84C846
CONTENTS
1
1.1
1.2
2
3
4
5
5.1
5.2
6
6.1
6.2
7
7.1
7.2
8
9
9.1
9.2
9.3
9.4
10
10.1
10.2
10.3
10.4
11
11.1
FEATURES
PCF84CXXXA kernel
VST and OSD derivative
GENERAL DESCRIPTION
ORDERING INFORMATION
BLOCK DIAGRAM
PINNING INFORMATION
Pinning
Pin description
RESET
Reset trip level
Reset status
ANALOG CONTROL
6 and 7-bit PWM outputs (PWM00 to PWM07)
VST control 14-bit PWM DAC
AFC INPUT
OSD (ON SCREEN DISPLAY) FUNCTION
Features
Horizontal display position control
Vertical display position control
Clock generator
DISPLAY RAM ORGANIZATION
Description of display RAM codes
Loading character data into display RAM
Writing character data to display RAM
Default value of the display character
CHARACTER ROM
Character ROM organization
12
12.1
12.2
12.3
12.4
12.5
12.6
12.7
13
OSD CONTROL REGISTERS
Derivative Register 22 (CON1)
Derivative Register 23 (CON2)
Derivative Register 33 (CON3)
Derivative Register 34 (CON4)
Derivative Register 35 (VPOS)
Derivative Register 36 (HPOS)
Derivative Register 37 (BCC)
COMBINATION OF TWO OR MORE FONT
CELLS TO FORM A NEW FONT
OSD CLOCK IN DIFFERENT TV
STANDARDS
Maximum number of characters per row
Maximum number of rows per frame
T3: 8-BIT COUNTER
I
2
C-BUS MASTER SLAVE TRANSCEIVER
DERIVATIVE REGISTERS
INPUT/OUTPUT
OPTION LISTS
LIMITING VALUES
DC CHARACTERISTICS
AC CHARACTERISTICS
AFC CHARACTERISTICS
PACKAGE OUTLINE
SOLDERING
DEFINITIONS
LIFE SUPPORT APPLICATIONS
PURCHASE OF PHILIPS I
2
C COMPONENTS
14
14.1
14.2
15
16
17
18
19
20
21
22
23
24
25
26
27
28
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