N300系列32位处理器_Nuclei-Best RISC-V Processor IP

RISC-V CPU IP Solution

N300

Series 32-Bit High Performance Processor

N300 series 32-bit risc-v processor is designed for scenarios with extreme energy efficiency and requiring DSP and FPU characteristics. N300's performance equal to arm Cortex-M3 / M4 / m4f / M33, which can be applied to AIoT, and industrial control scenarios.

N300 Core

WFI/WFE

Debug

JTAG/2-Wires JTAG

NICE

ECLIC

Timer

NICE

FPU

DSP

N300 uCore

PMP

TEE

MUL/DIV

ILM

DLM

I/DCache

AHB-Lite

APB

Fast-IO

Great Power Efficiency
RV32I MACFDPB
3 Stage Pipeline
I/D Cache
Security (PMP,TEE)
NICE Extension
SP/DP FPU & DSP
AHB-Lite
RISC-V Standard Debug
JTAG & cJTAG
Low Latency Interrupt
Full Dev Kit & SDK

RV32I/EMACB ISA supported,Configurable Different levels of processors such as n305, n307, n308 and n309
Support fast interrupts tail-chaining mechanism ,vectored interrupt processing mode for extremely fast interrupt response,and interrupt preemptions based on interrupt levels.
Configurable Dual-Issue
Support NICE
Configurable ILM/DLM
Configurable Instruction-Cache
Configurable Data-Cache
Support single/double float and SIMD DSP.
Support TEE
Full Standard Debug Function with JTAG port.
Full Standard RISC-V Toolchain, and Linux/Windows IDE supported

Download N300 Product Brief

300 Series Performance and Configurability

	Comparisons to Cortex-M3	Comparisons to Cortex-M4	Comparisons to Cortex-M33	Comparisons to Cortex-M33
Nuclei CPU IP	N305	N307	N308	N310
Dhrystone(DMIPS/MHz)	1.87/4.7(Legal/Best Effort)			2.07/5.13(Legal/Best Effort)
CoreMark(CoreMarks/MHz)	3.71			4.21
Pipeline Stages	3
Issue	Single-Issue	Single-Issue	Single-Issue	Dual-Issue
User Mode & PMP(MPU)	Configurable	Configurable	Configurable	Configurable
Hardware Multiplier	Yes	Yes	Yes	Yes
Hardware Divider	Yes	Yes	Yes	Yes
Single-Precision/Double-Precision FPU	No	Configurable	Configurable	Configurable
Instruction-Cache	Configurable	Configurable	Configurable	Configurable
Data-Cache	No	No	No	Configurable
Digital Signal Processing (DSP)	Configurable	Configurable	Configurable	Configurable
NICE	Configurable	Configurable	Configurable	Configurable
TEE	Configurable	Configurable	Configurable	Configurable

Customize a N300 series processor

Customer Case

ASR595X

Single-Chip Highly Integrated Wi-Fi 6+BLE 5.1 Combo Solution

160MHz, N309 core supports DSP, FPU, TEE, etc.
Wifi-6 (IEEE 802.11b/g/n/ax) and BLE dual mode
Highly integrated design (RF +802.11 PHY+MAC, BLE PHY+MAC, etc.)
Rich security features (built-in cryptographic algorithm hardware acceleration engine, TRNG/PRNG, etc.)

CI1122

CI1122 is an AI smart speaker chip.

180MHz, N307 core supports DSP, FPU, etc.
Built-in brain neural network processor BNPU
Built-in high-performance low-power Audio Codec module
Support local speech recognition within 200 command words

WTM2101

The world's first integrated storage and computing chip

148MHz, N307 core supports DSP, FPU, etc.
Based on the integrated storage and computing technology, high computing power and low power consumption can be achieved at the same time
Ultra-high computing power: 50Gops 8-bit AI computing power
Ultra-low power consumption: 5uA-3mA

CM32M43xR Series

China Mobile's first MCU chip based on RISC-V core

144MHz, N308 core supports DSP, FPU, TEE, etc.
Encrypted memory (512KB on-chip Flash + 144KB on-chip SRAM)
Rich security features (built-in cryptographic algorithm hardware acceleration engine, TRNG, etc.)
Rich communication interfaces and high-performance analog interfaces