• 2022-05-25
    ADC 0809采样结束后需要通过LOCK向锁存器LATCH发出锁存信号,以便将输出口的D[7:0]8位数据锁存起来,下列程序当中能够实现数据锁存功能的是()
    A: always@(posedge LOCK) if (LOCK) REGL<=D;
    B: always@(posedge LOCK) if (!LOCK) REGL<=D;
    C: always@(posedge RST) if (!LOCK) REGL<=D;
    D: always@(posedge RST or posedge LOCK ) if (!LOCK) REGL<=D;