第二章，详细介绍了UART的工作原理和相关的红外通讯协议。

The second section, the principle of UART and IRDA1.0 protocol is analyzed deeply.

youdao

第二章，详细介绍了UART的工作原理和相关的红外通讯协议。

The second section, the principle of UART and IRDA1.0 protocol is analyzed deeply.

youdao