论文部分内容阅读
文章介绍了采用专用Modem芯片73M2901/5V与MCU和PC直接构建自动抄表系统的远程通信网络,大大克服了以前用户终端通信设备体积大、价格贵的缺点,并且采用自定义的通信方式,有效地避免了链路中数据包的丢失。
This paper introduces a remote communication network that uses a dedicated Modem chip 73M2901 / 5V and MCU and PC to directly build an automatic meter reading system, which greatly overcomes the shortcomings of large size and high price of communication equipment of the user terminal in the past and adopts a customized communication method to effectively In the link to avoid the loss of data packets.