SCI禁用FIFO;每进一次串口中断只能从SCIRXBUF接收一个字节数据吗?
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The SCI receives a complete frame and transfers the data in the RXSHF register to the SCIRXBUF register. This action sets the RXRDY flag (SCIRXST, bit 6) and initiates an interrupt.
SCIRXBUF是一个16bit的buffer
但是只有0~7bit是数据位
SCI禁用FIFO;每进一次串口中断只能从SCIRXBUF接收一个字节数据,是这样吧