In order to write data or write, we should first check the status of LCM, or sta...
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在写数据或写命令之前，应先检查LCM的状态，即状态寄存器中命令就绪(STA0)和数据就绪(STA1)需要同时检查，只有这两位同时为“1”(LCM空闲状态)时，才可以进行数据和命令的写操作，通常情况下，可以设计一个读状态子函数，用以判断-In order to write data or write, we should first check the status of LCM, or status register in the order in place (STA0) and data-ready (STA1) need to check that only the two at the same time
