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DAC7554可以同时输出多路不同信号吗?

Other Parts Discussed in Thread: DAC7554

可以利用fpga驱动DAC7554输出单路信号,四路单独输出,或者四路同时输出同样的信号都没有问题;

如果需要同时输出多路不同信号,该怎么实现呢?

图中红线框部分,什么时候应用,或者在什么样的场合要用到那种输出方式?个人认为,如果三个寄存器Input、DAC、output register不同时更新,这样肯定没法实时输出信号。