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请问MSP430F5529驱动LED点阵亮度不均匀怎么解决？一排多个点比一排一个点亮度暗
和led扫描算发有关的，停留的时间长就亮，停留的时间短就暗
硬件是怎么设计的？
亮度需要一样，就需要考虑恒流控制。
用74HC595驱动列，74LS138译码选择行
试过改变扫描时间，亮度还是那样
