Key facts
- Brand
- Allwinner
- Model
- A64
- Category
- Other Electronics
- Industry
- Electronics
- Documents
- 3
- Languages
- ZH · EN
- Last added
- 2026-11-08
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Allwinner A64 Processor User Manual
This document serves as the user manual for the Allwinner A64 processor. It provides a comprehensive overview of the processor's architecture, including CPU, GPU, memory subsystem, and various peripheral interfaces. The manual details the system block diagram and memory mapping to assist developers in understanding the hardware layout.
Read onlineAll Allwinner A64 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What is the recommended stack-up for the A64 PCB?
The guide recommends 4-layer or 6-layer board stack-up, with specific layer thickness adjustments for board thickness.
What is the recommended board thickness adjustment method for 4-layer boards?
Adjust the medium thickness between layers 2 and 3.
Are there any G‑sensor modules that are not supported or uncertain for the Allwinner A64?
Yes, the document marks some entries as "Do Not Support" or "Not Tested and Uncertain" indicating they are not supported or their status is uncertain.
What is the default value for the PLL_CPUX Control Register?
The default value for the PLL_CPUX Control Register is 0x0001000.
What is the default value for the PLL_Audio Control Register?
The default value for the PLL_Audio Control Register is 0x00035514.