參數(shù)資料
型號(hào)： UPD61051
廠商： NEC Corp.
英文描述： MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
中文描述： 馬鞍山集成電路MPEG2音頻/視頻編碼器
文件頁(yè)數(shù)： 57/106頁(yè)
文件大?。?/td> 824K
代理商： UPD61051
Data Sheet S15082EJ4V0DS
57
μ
PD61051, 61052
4.4
SDRAM Read during Executing
While encoding, the host CPU reads parameters of usable work area of SDRAM. The maximum data of the
reading once is 128 bytes. When reading is equal to or more than 128 byte data, execute reading processing
repeatedly. The number of the transfer bytes is a 4 bytes unit.
SDRAM reading,
during executing
Mask Interrupt
which requests data transfer
Interrupt mask register
(2CH to 2FH) settin
Source address register
(21H to 23H) setting
Transfer data register
(3FH)
→
Read data
Number of transfer bytes
Transfer counter register
(27H to 29H) setting
SDRAM
→
host CPU transfer
Transfer mode register
(20H)
←
01H setting
Clear mask Interrupt
which requests data transfer
Interrupt mask register
(2CH to 2FH) setting
Return
Transfer error handling
(refer to
4.8
)
Clear mask Interrupt
which requests data transfer
Interrupt mask register
(2CH to 2FH) setting
Return
Transfer ending (refer to
4.7
)
Y
N
Y
N
CINT
N
All instructions
reading ending
Interrupt register 0
(30H): (02H or 01H)
Y
Y
N
Interrupt register 0
(30H): 04H
Interrupt register 0 clear
Interrupt register 0 (30H)
←
Interrupt register 0 (30H)
相關(guān)PDF資料
PDF描述
UPD61051GD-LML MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61051GD-LML-A MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052 MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052GD-LML MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052GD-LML-A MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
UPD61051GD-LML 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61051GD-LML-A 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052GD-LML 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
UPD61052GD-LML-A 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT MPEG2 AUDIO/VIDEO ENCODER
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