PineBuds Pro

The PineBuds Pro

The PineBuds Pro is a free and open source ANC TWS Earbuds capable of running custom-built open operating systems. Some of the notable features include light weight, 3 Microphones, ANC (Active Noise Cancellation), ENC (Environment Noise Cancellation) and high fidelity 6mm speaker. It is a fully community driven side-project which anyone can contribute to, allowing you to keep control of your device.

Software releases

SDK Release

• • PineBuds Pro "Little Whale" SDK date:20220916

SoC and Memory Specification

• Based on BES 2300YP

CPU Architecture

• Quad-core U74 up to 1.5GHz CPU

• Fully compliant with the RISC-V ISA specification
• 64-bit RISC-V Application Core
• 32KB L1 I-cache with ECC
• 32KB L1 D-cache with ECC
• 8 Region Physical Memory Protection
• Virtual Memory support with up to 47 Physical Address bits
• Integrated up to 2MB L2 Cache with ECC
• includes RV64IMAC S7 monitor core, 16 KB L1 I-Cache with ECC, 8 KB DTIM with ECC
• 32-bit RISC-V CPU core (E24) for real time control, support RV32IMFC RISC-V ISA

GPU Architecture

• Imagination Technology BXE-4-32 up to 600Mhz GPU

• Support OpenCL 3.0
• Support OpenGL ES 3.2
• Support Vulkan 1.2
• Tile-based deferred rendering architecture for 3D graphics workloads, with concurrent processing of multiple tiles
• Support for GPU visualization, up to 8 virtual GPUs
• On fly frame buffer compression and decompression (TFBC) algorithm
• Performance: 128 FP32 FLOPs/Clock, 256 FP16 FLOPs/Clock

System Memory

• LPDDR4 RAM Memory Variants: 2GB, 4GB and 8GB.

Board Features

Video

• Digital Video output up to 4K@30Hz
• 4K HDR @ 60fps
• H.264/AVC Base/Main/High/High10 profile @ level 5.1; up to 4Kx2K @ 60fps
• H.265/HEVC Main/Main10 profile @ level 5.1 High-tier; up to 4Kx2K @ 60fps

Audio

• 3.5mm audio Jack

Network

• Single or Dual 10/100/1000Mbps Ethernet
• 2.4GHz/5Ghz MIMO WiFi 802.11 b/g/n/ac with Bluetooth 5.2

Storage

• on-board SPI flash memory - bootable
• microSD - bootable, supports SDHC and SDXC and storage up to 256GB
• eMMC - bootable (optional eMMC Module)
• 1 USB3.0 Dedicated Host port
• 3 USB2.0 Host port

Expansion Ports

• PCIe 2.0
• 2x20 pins "Pi2" GPIO Header
• 4 lane MiPi DSI port for LCD panel
• 4 lane MiPi CSI port for camera module

Board Information, Schematics and Certifications

• Model "A" Baseboard Dimensions: 133mm x 80mm x 19mm
• Input Power: DC 12V @ 3A 5.5mmOD/2.1mmID center-positive Barrel DC Jack connector
• Schematic:
  • STAR64 Schematic 20220721 v1.0 (Prototye Board)
• Certifications:
  • Disclaimer: Please note that PINE64 SBC is not a "final" product and in general certification is not necessary. However, PINE64 still submits the SBC for FCC, CE, and ROHS certifications and obtain the certificates to prove that the SBC board can pass the testing. Please note, a final commercial product needs to perform its own testing and obtain its own certificate.
  • Not yet available

Datasheets for Components and Peripherals

• Star64 JH7110 SoC information:
  • StarFive JH7110 SoC Product Brief
  • StarFive JH7110 SoC Datasheet
• X-Power PMU information:
  • X-Power AXP15060 Datasheet V0.1
• LPDDR4 (200 Balls) SDRAM:
  • Micron LPDDR4 Mobile LPDDR4 Datasheet
• eMMC information:
  • PINE64 eMMC module schematic
  • PINE64 USB adapter for eMMC module V2 schematic
  • PINE64 USB adapter for eMMC module PCB in JPEG
  • 16GB Foresee eMMC Datasheet
  • 32GB/64GB/128GB SanDisk eMMC Datasheet
• SPI NOR Flash information:
  • TBA
• Ethernet related info:
  • TBA
• WiFi/BT module info:
  • Fn-Link 6252B 11AC Dual Band 2T2R WiFi + Bluetooth5.2 Datasheet