E804
E804 adopts 4-stage pipeline, scalar DSP compute engine and optional floating-point unit and secure execution environment,
which is applicable areas that have a certain requirement on computing power, such as audio, voice, motor control and so on.
E804 Industry Applications
E804
Secure execution environment
Resist various software and hardware attacks,
enhance system security
Low-power cache
Reduce system memory access delay,
improve memory performance
Interrupt priority dynamic adjustment
Enhance system real-time characteristics, realize interrupt priority inversion in specific scenarios
Short loop acceleration technology
Improve the processing capacity of short loops,
realize zero-loss branch processing
Data prefetch technology
Improve bus bandwidth utilization, adapt to massive data application scenarios
Slide left and right to view the architecture
Industry Applications
Smart Home
Industrial Interconnection
Network and Communication
Intelligent Identification
Information Security
Architecture Features
Instruction set
XuanTie ISA
(32-bit/16-bit variable-length instruction system)
Pipeline
4-stage pipeline
General purpose register
32 32-bit GPR
Bus interface
3 bus (instruction bus data bus system bus)
Memory protection
Optional 0~8 protection regions
Tightly coupled IP
Interrupt controller, timer
Floating point engine
Single-precision floating-point unit
DSP engine
32-bit Mini SIMD compute engine to support
8-bit/16-bit SIMD computing and 32-bit DSP computing
Slide left and right to view the architecture
basic
configurable
Technical Features
Secure execution environment
Resist various software and hardware attacks,
enhance system security
Low-power cache
Reduce system memory access delay,
improve memory performance
Interrupt priority dynamic adjustment
Enhance system real-time characteristics, realize interrupt priority inversion in specific scenarios
Short loop acceleration technology
Improve the processing capacity of short loops,
realize zero-loss branch processing
Data prefetch technology
Improve bus bandwidth utilization, adapt to massive data application scenarios
Please log in Technical Resources for more details >