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介绍一种采用独立仪器机箱，并集白场信号发生器、测量、自动调整、显示为一体的新型I2C总线彩电白平衡自动调整仪，适合东芝TB系列、三洋LA系列等机芯的I2C总线彩电的白平衡自动调整，它在满足质量要求的前提下，具有快速（7－8s／台）和高通过率（99．6％）等特点。介绍该仪器的调整原理、硬件结构以及仿真手工调整的自动调整策略等软件设计方法。
This paper introduces a new type of I2C bus color TV white balance automatic adjustment instrument which adopts independent instrument chassis and combines white field signal generator, measurement, automatic adjustment and display, and is suitable for the I2C bus color TV of Toshiba TB series and Sanyo LA series. The white balance is automatically adjusted, it meets the quality requirements of the premise, with fast (7-8s / Taiwan) and high pass rate (99.6%) and so on. Introduce the adjustment principle of the instrument, the hardware structure and the software adjustment method such as manual adjustment of the simulation.