我想用STC的单片机去控制串口扩展芯片,有没有人知道用什么芯片可以扩展8个串口,串口只需要带输出功能就可以了,我听说好像TI的有一款,但不清楚具体是什么型号,求高手帮助。不用TI的也可以,只要能实现扩展8串口,带输出功能。
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.