Embedded programmable multi-wave shape PDLC (polymer dispersed liquid crystal) driving power supply and control method
A drive power, multi-waveform technology, applied in the direction of instruments, static indicators, etc., to achieve the effect of easy control, flexible and convenient use, and small size
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[0012] Such as figure 1 , 2 The schematic frame and module connection diagram of the embedded programmable multi-waveform PDLC drive power supply structure is shown. The drive power supply includes 7 modules: signal generation module 16, signal modulation module 15, ARM control module 8, power amplifier module 4, boost module 10 , Signal acquisition module 13, LCD touch screen 12, signal acquisition module 13 real-time acquisition of the output signal of PDLC polymer dispersed liquid crystal 11, the output signal is sent to ARM control module 8, ARM control module 8 outputs control signals to signal generation module 16, signal generation module 16 The output signal is modulated by the signal modulation module 15 and then amplified by the power amplifying module 4, and the amplified signal is boosted in the boost module 10 to drive the LCD touch screen 12.
[0013] The signal generation module 16 is completed by the hardware design of the signal generator, and consists of two-chan...
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