I was lucky enough to get the EE self-study manual. After I got it, the color of the text gave me a sense of weight.For the improvement section, the content is commonly used in work:These contents are...
The following figure is a screenshot from "Northwest Model King" - a constant current source circuit composed of an op amp.Figure 1 is the original figure, the output current Io=2.5/(1/40+1/R1);Figure...
pin0 = Pin(Pin.cpu.I8, Pin.PULL_UP) (hide pin)
pin1 = Pin('P1', Pin.OUT_PP, Pin.PULL_NONE) (board pin)But the prompt does not have I8zhege declaration...