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,设计一套准确、稳定的供电电路是摆在每一位工程师面前的首要任务。和自带LCM控制器的小屏幕液晶不同,大屏幕液晶往往需要开发者提供使其工作所需的各种电源,我们再也不能像操作小屏时那样,接上一个3.3V或5V的电压了事。而且大屏幕液晶所需的电源多则6~7种,少则也有4~5种,这对初次尝试调试大屏液晶的开

Ethernethasgreatlyexpandeditsscopeovertheyears.AsimpleandeffectivedesignmakesEthernetthemostpopularnetworkingsolutionatboththephysicalanddata-linklaye

Ethernet has greatly expanded its scope over the years. A simple and effective design makes Ethernet the most popular networking solution at both the