P1OUT |= BIT1+BIT2+BIT3+BIT4指令是将P1.1、P1.2、P1.3、P1.4 全置高。(
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举一反三
- It wouldn't do you any _____ to work a bit harder.</p> </p>
- Why it can be a bit tricky sometimes to ask the foreigners what they are interested?</p></p>
- <p>2. Why it can be a bit tricky sometimes to ask the foreigners what they are interested?</p>
- 令A=(P 1 P 2 P 3 P 4 P 5 P 6),其中P 2 P 3 P 4 P 5为单位列向量,则( )一定是一个基。 A: P 1 P 2 P 3 P 4 B: P 2 P 3 P 4 P 5 C: P 3 P 4 P 5 P 6 D: P 2 P 3 P 4 P 6
- 如果在已知发送独立的符号中,符号“E”出现的概率为1/8,则符号“E”所包含的信息量为<br/>()。 A: 1<br/>bit B: 2<br/>bit C: 3<br/>bit D: 4<br/>bit