有个疑问,2812接收FIFO中的数据是由SCIRXBUF来的,发送FIFO中的数据是从哪儿来的?由于这个涉及到发送FIFO中断级别,这个没想明白
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有个疑问,2812接收FIFO中的数据是由SCIRXBUF来的,发送FIFO中的数据是从哪儿来的?由于这个涉及到发送FIFO中断级别,这个没想明白