參數(shù)資料
型號: TPU3035PQ
元件分類: 圖文
英文描述: TELETEXT DECODER, PQCC44
封裝: PLASTIC, LCC-44
文件頁數(shù): 37/72頁
文件大?。?/td> 347K
代理商: TPU3035PQ
PRELIMINARY DATA SHEET
TPU 3035, TPU 3040, TPU 3050
42
Micronas
Command Codes, continued
Code
Function
Write Parameter
Read Parameter
Notes
29
Read Page Cycle
ghost row status
2 byte cycle count
2 byte memory count
2 byte ghost count
data service status
memory status
= number of pages in cycle
= number of pages in memory
= number of ghost blocks in memory
data service status:
bit0 = 8/30 format 1 updated
bit1 = 8/30 format 2 updated
bit2 = VPS updated
bit3 = WSS updated
bit4 = CAPTION 1st field updated
bit5 = CAPTION 2nd field updated
memory status:
bit0 = memory full
38
Page Priority
enable
(00)
border
(FF)
enable:
bit0 = enable priority manager
border:
min/max border for page priorities
37
Read Priority
highest priority
lowest priority
border priority
magazine number
page number
= max priority in page memory
= min priority in page memory
= min/max border for page priorities
= page with lowest priority
Page Related Commands
12
Page Request
magazine number
page number
page subcode high
page subcode low
priority
quantity
start magazine number
start page number
number of open requests
removed magazine num-
ber
removed page number
remove pages from memory beginning at
start page if page priority is disabled,
ignores start page if page priority is en-
abled
magazine number:
bit0–3 = magazine number
bit4
= not used
bit5
= hex request
bit6
= backward request
bit7
= forced request = ignore
cycle flag
20
Read Page Info
magazine number
page number
page pointer high
page pointer low
subpage count
ghost row count
ring buffer index
page subcode high
page subcode low
= pointer from page table
= number of subpages in chain
= number of ghost rows in chain
if page request with subcode F1xx
22
Change Page Info
magazine number
page number
page table flags
page table flags:
bit0 = protection
bit1 = update
bit2 = not used
bit3 = not used
bit4 = not used
bit5 = subpage
bit6 = memory
bit7 = cycle
28
Search Next Page
magazine number
page number
search code
magazine number
page number
page pointer high
page pointer low
subpage count
ghost row count
search in page table for cycle flag
magazine number:
bit0–3 = magazine number
bit4
= take search code
bit5
= hex search
bit6
= backward search
bit7
= include start page
search code:
bit0
= search protection flag
bit1
= search update flag
bit2–4 = not used
bit5
= search subpage flag
bit6
= search memory flag
bit7
= search cycle flag
51
Read Next Page
magazine number
page number
magazine number
page number
calculate next page number
magazine number:
bit0–3 = magazine number
bit4
= not used
bit5
= hex calculation
bit6
= backward calculation
bit7
= not used
相關(guān)PDF資料
PDF描述
TPU3050PK TELETEXT DECODER, PDIP40
TPU3050PO TELETEXT DECODER, PDIP52
TPU3050PQ TELETEXT DECODER, PQCC44
TPU3040PK TELETEXT DECODER, PDIP40
TPU3040PO TELETEXT DECODER, PDIP52
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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TPU3040(PDIP40) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Microprocessor
TPU3040(PSDIP52) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Microprocessor