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PLT

PLT is designed for programming Goodix Bluetooth LE SoCs in online mass production, supporting online mass production mode with up to 16 DUTs connected simultaneously, internal/external Flash mass production firmware/resource programming, Bluetooth address programming, I/O level setting, crystal calibration, and more. Users can configure mass production information and generate corresponding work orders using OrderSetting in GRPLT, which features a visual user interface to display the mass production status of up to 16 DUTs, and can work with PLT to efficiently complete SoC batch programming and testing.

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Key Features

  • Internal/External Flash programming

  • Bluetooth address programming

  • Crystal calibration

  • RSSI testing and threshold setting

  • I/O levels at 1.8 V or 3.3 V for programming

  • Mass production with up to 16 DUTs connected to one PLT simultaneously

  • eFuse programming

  • DUT hardware short-circuit protection

  • Dedicated mass production software to generate configuration work orders and provide a visual user interface

  • Saving mass production data logs locally

  • Secondary development

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Software & Tools

GRPLT

A supporting tool for PLT
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GRCalibration

GRCalibration is a Goodix proprietary Bluetooth calibration tool to calibrate the crystal frequency offset for GR551x/GR5405 SoCs and PLT.
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Documentation

Document Type

Name Rights Description Version Date
GRCalibration User Manual For Public Rev.1.0 2025-04-27
GRPLT User Manual For Public Rev.2.9 2025-04-25
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