參數(shù)資料
型號(hào): M37161MA-XXXSP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP42
封裝: 0.600 INCH, 1.78 MM PITCH, PLASTIC, SDIP-42
文件頁數(shù): 78/129頁
文件大小: 1092K
代理商: M37161MA-XXXSP
Rev.1.00
2003.11.25
page 52 of 128
M37161M8/MA/MF-XXXSP/FP,M37161EFSP/FP
Fig. 8.10.2 Block Diagram of OSD Circuit
HSYNC VSYNC
Standard clock
for OSD
f(OSC)
RAM for OSD
2 bytes 32 characters 2 lines
Data bus
ROM for OSD
16 dots 20dots 254 characters
Shift register
16-bit
Output circui
RG
B
OSD Control circuit
OUT
Control registers for OSD
OSD bort control register
(address 00CB16)
OSD control register
(address 00D016)
Horizontal position register
(address 00D116)
Block control register i
(addresses 00D216, 00D316)
Vertical position register i
(addresses 00D416, 00D516)
Window register i
(addresses 00D616, 00D716)
I/O polarity control register
(address 00D816)
Raster color register
(address 00D916)
Color dot OSD control register
(address 00DA16)
OSD control register 2
(address 00DB16)
ROM for OSD
16 dots 20dots 62 characters
(Color dot font)
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