• 1. pull up resistor: 负载电阻
• 2. Pull-up resistor: 上拉电阻 | 上拉电阻器 | 提升电阻 | 负载电阻
• 3. pull -up resistor: 下拉电阻

更多释义

• 1.P2 port connector at one end grounded keys 8 as input, of course, need to connect 8 10k resistor to the power supply as the pull-up resistor.
  P 2口连接8个一端接地的按键作为输入，当然也需要连接8只10 K的电阻至电源作为上拉电阻。
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