參數(shù)資料
型號: 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
文件頁數(shù): 61/106頁
文件大?。?/td> 824K
代理商: UPD61051
Data Sheet S15082EJ4V0DS
61
μ
PD61051, 61052
4.8
4.8.1
Transfer Error Handling
Transfer error handling 1
It is the error handling of DMA-ERR which occurs when interrupting the transfers (the host CPU
the instruction
RAM of internal CPU transfer, the host CPU
SDRAM transfer (SSD, SDW), the external ROM
SDRAM transfer
and the external ROM
the instruction RAM of internal CPU transfer)
Transfer error
handling 1
Host CPU
SDRAM transfer
release
Transfer mode register
(20H)
00H setting
Set destination address register
(24H to 26H)
to unused area of SDRAM
Host CPU
SDRAM transfer
Transfer mode register
(20H)
02H setting
Interrupt register 0
(30H)
01H setting
Transfer counter register
(27H to 29H)
04H setting
Transfer data register
(3FH)
Dummy data
Clear the transfer error
Interrupt register 0 (30H)
04H setting
Return
Y
Y
N
N
CINT
Interrupt register 0
(30H): 01H
Y
N
All data
writing ending
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