找到约 9199 条相关结果
... 下LED设备驱动开发(LED灯实现闪烁) Linux下LED设备驱动开发(LED灯实现闪烁) Linux下LED设备驱动开发(LED灯实现闪烁) Linux下LED设备驱动开发(LED灯 ...
... 字模数据以无线方式发送给LED点阵屏;LED点阵屏采用STC15W4K单片机为控制 ... . In order to solve the problems above, an LED electronic screen system based on wireless communication technology ...
... this paper,the working principle of dual-color LED dot matrix screen is deeply studied. With STC12C5A60S2 ... scan and control. A 16*64 dual-color LED dot screen is designed and manufactured. Dual-color ...
... specific implementation scheme of intelligent control of the LED lamp is designed,thus realizing the intelligent control ...
... control are no longer applicable. The Wafer level LED has multiple branches, therefore multi-channel constant current ...
... suitable for the constant current source of the LED backlight, which comprises a mirror self regulating constant ... constant current principle to drive the multi-channel LED light string, which makes the light emitting intensity ...
... 发展,90年代白光LED研发成功。由于LED具有节能、环保和寿命 ... 照明系统。 论文分析了LED的工作特性,在此基础上讨论了LED的驱动方式。LED的驱动方式有交流驱动 ... 结果表明,论文所设计的大功率LED智能控制系统能准确实现温度检测 ...
... 同时随着半导体技术的发展,大功率LED已广泛用于在各类照明场所, ... ,设计出高效率、高性能的LED驱动对LED产业的发展有着重要的意义。 本文就LED照明的发展背景和课题的研究 ... 驱动器的常见拓扑结构以及影响LED驱动电路的主要技术参数、整流 ...
... 竞争力。通过研究可编程器件作为LED驱动电路中核心的开关信号发生器 ... 针对可编程器件C51系列单片机作为LED驱动电路中的核心控制芯片, ... 为脉冲宽度调制信号发生器的大功率LED驱动设计。 基于可编程器件单片机技术的LED驱动系统测试表明,正确的设计 ...
... ; 我们用来控制LED的MCU是Freescale Semicondcutor专为低档 ... 350毫安电流驱动能力的高光度LED驱动器 ·通过 ...