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| 這是開(kāi)關(guān)導(dǎo)通時(shí)的周期 t兩旁的豎線與下面的開(kāi)關(guān)對(duì)應(yīng) 黑線表示高電平 即ON狀態(tài) |
Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1，京ICP證050210號(hào)，浙公網(wǎng)安備33038202004372號(hào) )
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