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參數(shù)資料
| 型號： | STV9429 |
| 廠商： | 意法半導體 |
| 英文描述： | High Speed Multisynch On-Screen Display for Monitor(用于監(jiān)視器的屏上顯示) |
| 中文描述： | 高速Multisynch屏幕的顯示器顯示（用于監(jiān)視器的屏上顯示） |
| 文件頁數(shù)： | 7/20頁 |
| 文件大小： | 559K |
| 代理商： | STV9429 |
FUNCTIONAL DESCRIPTION
(continued)
I.3 - Addressing Space
I.3.1 - General Mapping
STV9427/28/29 registers, RAM and ROM are
mapped in a 16Kbytes addressing space. The
mapping is the following :
0000
1024 bytes RAM
03FF
0400
07FF
0800
3FBF
3FC0
3FD0
3FCF
3FD0
Descriptors character
codes and user
definable characters
Empty Space
Character Generator
ROM
Empty Space
Internal Registers
I.3.2 - I
2
C Registers Mapping
3FCF
3FD0
PWM0
PWM1
PWM2
PWM3
PWM4
PWM5
PWM6
PWM7
PWM registers
3FD7
3FD8
Reserved
3FDF
3FE0
Color 0
Color 1
Color 2
Color 3
Color 4
Color 5
Color 6
Color 7
Color 8
Color 9
Color 10
Color 11
Color 12
Color 13
Color 14
Color 15
Line Duration
Top Margin
Horizontal Delay
Character Height
Display Control
Locking Time Constant
Capture Time Constant
Initial Pixel period
Frequency Multiplier
Color look-up
table (CLUT)
3FE7
3FE8
3FEF
3FF0
Control registers
3FF8
3FF9
Reserved
3FFF
I.4 - Register Set
I.4.1 - PWM Registers
The eight registers described below are only avail-
able with the STV9429 :
PULSE WIDTH MODULATOR 0 (STV9429)
3FD0 V07
V06
V05
V04
V03
V02
V01
V00
V0[7:0] : Digital value of the 1
st
PWM D to A converter.
PULSE WIDTH MODULATOR 1 (STV9429)
3FD1 V17
V16
V15
V14
V13
V12
V11
V10
V1[7:0] : Digital value of the 2
nd
PWM DAC.
PULSE WIDTH MODULATOR 2 (STV9429)
3FD2 V27
V26
V25
V24
V23
V22
V21
V20
V2[7:0] : Digital value of the 3
rd
PWM DAC.
PULSE WIDTH MODULATOR 3 (STV9429)
3FD3 V37
V36
V35
V34
V33
V32
V31
V30
V3[7:0] : Digital value of the 4
th
PWM DAC.
PULSE WIDTH MODULATOR 4 (STV9429)
3FD4 V47
V46
V45
V44
V43
V42
V41
V40
V4[7:0] : Digital value of the 5
th
PWM DAC.
PULSE WIDTH MODULATOR 5 (STV9429)
3FD5 V57
V56
V55
V54
V53
V52
V51
V50
V5[7:0] : Digital value of the 6
th
PWM DAC.
PULSE WIDTH MODULATOR 6 (STV9429)
3FD6 V67
V66
V65
V64
V63
V62
V61
V60
V6[7:0] : Digital value of the 7
th
PWM DAC.
PULSE WIDTH MODULATOR 7 (STV9429)
3FD7 V77
V76
V75
V74
V73
V72
V71
V70
V7[7:0] : Digital value of the 8
th
PWM DAC.
Note :
Power on reset default value of PMW register is 00H
STV9427 - STV9428 - STV9429
7/20
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