无电源型LED灯泡的设计资料，注意，灯珠用的是3芯串联的2835 （24灯三芯单IC 2835 40mm PCB设计资料）IC用的是RY8201 上电就可以工作，调试非常简单。-No power type LED bulb design data, note that the lamp beads using a 3-cell series 2835 (24 light three-core single IC 2835 40mm PCB design data) IC is used on R

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联发科MT8389芯片方案的4核平板电脑PCB和原理图，用PADS软件打开。-4-core Tablet PC PCB and schematic MediaTek MT8389 chip solutions, using PADS software to open.