| 摘要 |
The device adjusts the high resolution of multiple LCD brightness control with digital-analog converter. The device comprises: a data input unit(300); a controller(100) which controls the total system; an LCD module(200) which exchanges data according to control signal; an LCD brightness controller(500); a latch buffer(510) which inputs LCD brightness control data and control signal; a D/A converter(520) which converts digital data from latch buffer(51) into analog signal; and an amplifier(530) which amplifies brightness control signal of LCD module.
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