ATJ2073 ETC, ATJ2073 Datasheet - Page 22
ATJ2073
Manufacturer Part Number
ATJ2073
Description
The Atj2073 is a Single-chip Highly-intergrated Digital Music System Solution for Devices such as Dedicated Audio Players, Pdas, and cell Phones
Manufacturer
ETC
Datasheet
1.ATJ2073.pdf
(45 pages)
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5
5.1 DSP Core
5.2 MCU Core
5.3 System Memory Mapping
Page 22 of 45
(MCU.A15=0)
(MCU.A15=1)
Internal
Entended
24-bit Harvard architecture DSP with on-chip ICE support is built in. it works with a memory word length of
24 bits. ATJ2073 has 16KB*24bit Program Memory (PM) and (16KB-256)*24bit Data Memory (DM).
Memory-Mapped Register include DAC interface. Process capability is controlled by software Up to 48
MIPS.
Integrated 8-bit MCU with on-chip ICE support. Instruction set is compatible with Z80.
Process capability is controlled by software Up to 24.576 MHz.
Memory
Memory
Space
Space
MCU 64KB Memory Space Map
Functional Description
8000H
0000H
FFFFH
ATJ2073
16KB
16KB
32KB
IPMH
16KB
BANK3(32KB)
BANK..(32KB)
BANK0(32KB)
BANK2(32KB)
BANK1(32KB)
......
IPMM
16KB
IPML
16KB
IDMH
16KB
IDMM
16KB
Actions Semiconductor Co.,LTD
IDML
16KB
9.6KB
VRAM
Data Sheet
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