什么场合下要用同步采样?
什么情况下要用异步采样?
mangui zhang:
针对同步和异步的存储器啊 用的最多的可能就这个了
什么场合下要用同步采样?
什么情况下要用异步采样?
Seven Han:
用同步还是异步要看你外面接的什么器件了,手册中的配置是这样的:
READYMODE Sets the XREADY input sampling for the zone as synchronous or asynchronous. This bit is ignored if XREADY is not sampled (USEREADY = 0). 0 XREADY input is synchronous for the zone. 1 XREADY input is asynchronous for the zone. (default at reset)