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VCT3834A 参数 Datasheet PDF下载

VCT3834A图片预览
型号: VCT3834A
PDF下载: 下载PDF文件 查看货源
内容描述: 视频/控制/图文电视IC系列 [Video/Controller/Teletext IC Family]
分类和应用: 电视
文件页数/大小: 172 页 / 2219 K
品牌: MICRONAS [ MICRONAS ]
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ADVANCE INFORMATION  
VCT 38xxA  
Table 3–16: Command language, continued  
Code  
Function  
Write Parameter  
Read Parameter  
Notes  
13  
Display Time Pointer  
dram high  
dram low  
(20)  
(20)  
8 Byte time string from packet x/00 is  
copied to time pointer  
26  
Display Page Request  
magazine number  
page number  
magazine number:  
bit03 = magazine number  
subpage number high  
subpage number low  
bit4  
bit5  
= change display delay  
= display clear (on update)  
display delay  
(1E)  
bit67 = not used  
subpage number:  
F0xx for rolling subpages  
display delay:  
delay after row 0 reception in steps  
of 3.24ms (255 = no update)  
only used if bit4 = 1  
24  
48  
Read Display Page  
Display Column  
magazine number  
page number  
subpage number high  
subpage number low  
current page in display  
dram high  
dram low  
length  
write to dram with increment of 86 Bytes  
= number of bytes in list  
Byte list  
...  
49  
56  
Display Fill  
dram high  
dram low  
length  
repeated write of 1 character to dram  
= number of repeated writes  
character  
OSD Font Pointer  
font mode  
(00)  
font mode:  
font pointer high  
font pointer low  
extension font pointer high  
extension font pointer low  
bit0 = 0 = reset OSD font 2 pointer  
bit0 = 1 = load OSD font 2 pointer  
with following parameters  
57  
58  
Display Read Column  
User Character Set  
dram high  
dram low  
length  
Byte list  
...  
read from dram with increment of  
86 Bytes  
= number of Bytes to read  
language 000  
language 001  
language 010  
language 011  
language 100  
language 101  
language 110  
language 111  
(00)  
(01)  
(02)  
(03)  
(04)  
(05)  
(06)  
(07)  
If character set 128 is selected via  
command 08 “Display Mode”, these 8  
languages will be selected by option bits  
C14,C13,C12 when ESC code is  
inactive.  
59  
User ESC Character Set  
esc language 000  
esc language 001  
esc language 010  
esc language 011  
esc language 100  
esc language 101  
esc language 110  
esc language 111  
(00)  
(00)  
(00)  
(00)  
(00)  
(00)  
(00)  
(00)  
If character set 128 is selected via  
command 08 “Display Mode”, these 8  
languages will be selected by option bits  
C14,C13,C12 when ESC code is active.  
60  
61  
Full Row Attribute  
User Mapping  
full row attribute  
number of rows  
start row  
set full row attribute of specified rows  
without changing level 2 bit  
32 Byte mapping data  
32 Bytes are copied into mapping ram  
via I/O page register 0276H  
Micronas  
75  
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