UPD61052 NEC, UPD61052 Datasheet - Page 63

• Manufacturer Part Number: UPD61052
• Description: MPEG2 Audio / Video Encoder
• Manufacturer: NEC

4.8.3
with SPI.
It is the error handling of DMA-ERR which occurs when transfer operation in case of host CPU serial connection
Transfer error handling 3
SDRAM → host CPU transfer
SDRAM → host CPU transfer
(27H to 29H) → 03H setting
(27H to 29H) ← 01H setting
Transfer counter register
Transfer counter register
Source address register
Transfer mode register
Transfer mode register
Transfer data register
(30H) ← 01H setting
(20H) ← 01H setting
(20H) ← 00H setting
(21H to 23H) setting
(3FH) → Data read
Interrupt register 0
Interrupt register 0
Transfer error
(30H): 01H
handling 3
release
CINT?
Y
Y
Data Sheet S15082EJ4V0DS
N
N
SDRAM → host CPU transfer
SDRAM → host CPU transfer
Transfer mode register
Transfer mode register
Transfer data register
Transfer data register
Transfer data register
(20H) ← 01H setting
(30H) ← 02H setting
(20H) ← 00H setting
(3FH) → Data read
(3FH) → Data read
(3FH) → Data read
Interrupt register 0
Interrupt register 0
Interrupt register 0
Interrupt register 0
(30H) ← 01H
(30H): 02H
(30H): 01H
release
Return
CINT?
CINT?
Y
Y
Y
Y
N
N
N
N
µ
PD61051, 61052
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