Hercules DIY Week 1 (Sur) The relevant elevator information collected is too large to upload, I will do it tomorrow. The elevator controller has the following parts: input is the car keyboard, floor b...
[i=s]This post was last edited by qwqwqw2088 on 2015-5-29 08:32[/i] When the switching power supply is working, its internal voltage and current waveforms rise and fall in a very short time, so the sw...
Multi-touch mobile phone
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introduction
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introduction
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