R329

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R329
AllwinnerR329N4.png
Manufacturer Allwinner
Process 28nm
CPU Dual-Core ARM Cortex-A53
L2 128 KB
Memory DDR2 64 MB / DDR3 128 MB (?)
Connectivity
Audio ADC, DAC, I2S/PCM, MEMS DMIC
Storage eMMC, SPI NAND/NOR
USB USB2.0: 1x OTG + 1x Host
Other 2x Tensilica HiFi4 DSP,
ARM Zhouyi NPU,
2x SDIO, 2x SPI,
4x UART, 2x I2C, PWM,
LEDC, IR, LRADC/GPADC
QFN112, 11x11mm
Release Date March 2020
Website Product Page

Allwinner R329 is a SoC that features a Dual-Core Cortex-A53 ARM CPU, Dual-Core 400 MHz HiFi4 DSP, and a 600 MHz, 0.2 TOPS Zhoiyu NPU from ARM China.

Overview

R329 is an audio-first SoC targeted towards smart speakers like Amazon Echo, Google Home, etc. Neural Processing (NPU) and DSPs residing in the SoC makes it easier to pre/post process the audio while running algorithms for offline speech detection/recognition.

References

Official Allwinner R329 Documentation Site
Allwinner R329 Smart Speaker Processor Features Arm China’s AIPU (Artificial Intelligence Processing Unit)