UPD61052 NEC, UPD61052 Datasheet - Page 38

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

3. SYSTEM INTERFACE REGISTER
instruction RAM (iRAM).
When there is access in the same address from both of the internal CPU and the host CPU, the later data is left at the
register.
host CPU is left at the register
38
This LSI corresponds to the various operation modes in exchange instruction of internal CPU from SDRAM to
This has 64 byte Registers. They are defined to common registers, interrupt registers and interrupt mask registers.
Also, when the writing occurs to the same address at the same time about the common register, the data of the
Host
CPU
Interface
Register
System
Figure 3-1. System Interface Register
Data Sheet S15082EJ4V0DS
µPD61051/61052
Internal CPU
Instruction
Controller
RAM of
DMA
Interface
SDRAM
Internal
CPU
SDRAM
µ
PD61051, 61052