Difference between revisions of "PineBuds Pro"
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=== SoC Architecture === | === SoC Architecture === | ||
* [https://developer.arm.com/Processors/Cortex-M4 Dual-core ARM Cortex-M4F Processor Processor up to 300MHz CPU] | |||
* CPU Features: | |||
** [https://developer.arm.com/Processors/Cortex-M4 Dual-core ARM Cortex-M4F Processor Processor up to 300MHz CPU] | |||
[[File:Cortex-M4.png|right|400px]] | [[File:Cortex-M4.png|right|400px]] | ||
* CMOS Single-chip Fully-integrated RF, PMU, Audio CODEC and Cortex-M4F CPU | ** CMOS Single-chip Fully-integrated RF, PMU, Audio CODEC and Cortex-M4F CPU | ||
* 4MB Serial Flash On-chip for Custom Program | ** 4MB Serial Flash On-chip for Custom Program | ||
* Bluetooth 5.2 dual-mode compliant | ** Internal ROM 448KB for critical constants and code | ||
** Internal SRAM 992KB for critical data and code | |||
* BT Features: | |||
** Bluetooth 5.2 dual-mode compliant | |||
* | * Audio Features: | ||
** Support BES Intelligent Bluetooth Retransmission (IBRT) | |||
* | ** Support FF/Hybrid ANC | ||
* Support | ** Dual MICs noise reduction | ||
* | ** Echo Cancellation | ||
* | ** Support low power voice activity detection | ||
* Support | ** Multi-band EQ and Bass enhancement | ||
* | ** Support Active Crossover | ||
* | ** Support TWS | ||
** HiFi Stereo Audio DAC: 120dB SNR, 110dB DNR | |||
** HiFi Stereo Audio ADC: 100dB SNR | |||
* | ²* Sample rates from 8 kHz to 384 kHz | ||
** Support dual/single Mic noise suppression | |||
** Support ambient awareness | |||
** Support talk through | |||
** 24-bit audio processing | |||
* | * PMU Features | ||
* | ** 3.1V-5.5V Input for VBAT | ||
* | ** Internal LPO for low power mode. | ||
* | ** DCXO with internal oscillator circuit | ||
** Internal temperature sensor | |||
== | == Information, Schematics and Certifications == | ||
* Charging Case with two Left and Right earbuds | |||
* Input Power: DC 5V @ 0.5A USB Type-C | |||
* Document: | |||
** [https://files.pine64.org/doc/PineBudsPro/PineBuds%20Pro%20User%20manual-20220920-8pages-Final.pdf PineBuds Pro User Manual] | |||
* | |||
* Input Power: DC | |||
* Schematic: | * Schematic: | ||
** [https://files.pine64.org/doc/ | ** [https://files.pine64.org/doc/PineBudsPro/PineBuds%20Pro%20mainboard%20schematic-20220817.pdf PineBuds Pro Earbuds Schematic 20220817] | ||
** [https://files.pine64.org/doc/PineBudsPro/PineBuds%20Pro%20charging%20cradle%20schematic-20220915.pdf PineBuds Pro Charging Case Schematic 20220915] | |||
* Certifications: | * Certifications: | ||
** Not yet available | ** Not yet available | ||
== Datasheets for Components and Peripherals == | == Datasheets for Components and Peripherals == | ||
* | * BES 2300YP SoC information: | ||
** [https:// | ** [https://files.pine64.org/doc/datasheet/PineBudsPro/BES2300-YP_Datasheet_v1.0.pdf BES 2300-YP Datasheet V1.0] | ||
* Charging Case: | |||
* | ** [https://files.pine64.org/doc/datasheet/PineBudsPro/SY8821_SPEC_V1_2_2.pdf ThinkPlus Semi SY8821 Datasheet in Chinese] | ||
** [https://files.pine64.org/doc/datasheet/ | ** [https://files.pine64.org/doc/datasheet/PineBudsPro/CH342DS1.PDF WCH Tech CH342DS USB to Dual Serial ports chip Datasheet] | ||
** [https://files.pine64.org/doc/datasheet/PineBudsPro/COPO%20CP2021%202.5W%20Qi%20Wire%20Power%20Receiver.pdf COPO CP2021 2.5W Qi Wire Power Receiver Datasheet(noted: not staffed)] | |||
** [https://files.pine64.org/doc/datasheet/ | * EarBuds: | ||
** [https://files.pine64.org/doc/datasheet/PineBudsPro/CE3156-EN-01.pdf ChiPower Tech CE3156 Single Cell Charger Datasheet] | |||
** [https://files.pine64.org/doc/ | ** [https://files.pine64.org/doc/datasheet/PineBudsPro/LP3992-33B5F.pdf LowPower Semi LP3992 LDO Regulator Datasheet] | ||
** [https://files.pine64.org/doc/datasheet/PineBudsPro/HLW-YHX190_20190810.pdf HLW Semi HLW-YHX190 OTP micro Datasheet in Chinese (noted: for power-on and reset control)] | |||
** [https://files.pine64.org/doc/ | ** [https://files.pine64.org/doc/datasheet/PineBudsPro/TTP233D-SB6_V1.0_EN.pdf Tontek TTP-233D one key touch pad detect IC Datasheet] | ||
** [https://files.pine64.org/doc/datasheet/ | |||
** [https://files.pine64.org/doc/datasheet/ | |||
** [https://files.pine64.org/doc/datasheet/ | |||
[[Category:PineBuds Pro]] [[Category:BES 2300YP]] | [[Category:PineBuds Pro]] [[Category:BES 2300YP]] |
Revision as of 00:31, 25 September 2022
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
Firmware Images Build
SDK Release
SoC and Memory Specification
- Based on BES 2300YP
SoC Architecture
- CMOS Single-chip Fully-integrated RF, PMU, Audio CODEC and Cortex-M4F CPU
- 4MB Serial Flash On-chip for Custom Program
- Internal ROM 448KB for critical constants and code
- Internal SRAM 992KB for critical data and code
- BT Features:
- Bluetooth 5.2 dual-mode compliant
- Audio Features:
- Support BES Intelligent Bluetooth Retransmission (IBRT)
- Support FF/Hybrid ANC
- Dual MICs noise reduction
- Echo Cancellation
- Support low power voice activity detection
- Multi-band EQ and Bass enhancement
- Support Active Crossover
- Support TWS
- HiFi Stereo Audio DAC: 120dB SNR, 110dB DNR
- HiFi Stereo Audio ADC: 100dB SNR
²* Sample rates from 8 kHz to 384 kHz
- Support dual/single Mic noise suppression
- Support ambient awareness
- Support talk through
- 24-bit audio processing
- PMU Features
- 3.1V-5.5V Input for VBAT
- Internal LPO for low power mode.
- DCXO with internal oscillator circuit
- Internal temperature sensor
Information, Schematics and Certifications
- Charging Case with two Left and Right earbuds
- Input Power: DC 5V @ 0.5A USB Type-C
- Document:
- Schematic:
- Certifications:
- Not yet available
Datasheets for Components and Peripherals
- BES 2300YP SoC information:
- Charging Case:
- EarBuds: