The voltage reference generator was the expansion of the bandgap circuit for saving the resources.
基准电压产生电路为带隙电路的扩展，节省了资源并得到了高稳定度的基准电压。
It consists of a digital controller, SRAM for display data memory, a DC-DC voltage converter, reference current generators, a pre-charge voltage generator, 64 common drivers, and 132 segment drivers.
芯片内部主要包括数字控制器，显示数据存取器，DC - DC电压转换器，参考电流产生器，电压预充电路产生器，64个行驱动电路和132个列驱动电路。
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