摘要: Push pull 就以下面這個 電路來說, + 因為沒有 pull up resistor, 所以 output voltage 由 low 往 high 的速度會較快。 + 有兩個電晶體,一個on,一個 off, 可以 current sourcing,也可以 current sinking, 阅读全文
posted @ 2017-07-18 14:52 wangchangruei 阅读(1792) 评论(0) 推荐(0)
摘要: Current Sourcing and Sinking Current sourcing and sinking is often mentioned in relation to electronics, digital systems and microcontrollers, but wha 阅读全文
posted @ 2017-07-18 10:22 wangchangruei 阅读(1073) 评论(0) 推荐(0)