参考博客:RK3568开发笔记-buildroot移远EC20模块调试记录
系统:buildroot
一、内核配置
cd 到kernel目录,执行make ARCHarm64 menuconfig, Device Drivers >USB support > USB Serial Converter support
选中 USB driv…
串口已经调试通过;EC20 TCP/IP指令例程 具体指令如下
/* Use ATCPIN?/ATCREG?/ATCGREG? to query the SIM status and network registration status */[2015-09-14 13:56:10:185_S:] ATCPIN?[2015-09-14 13:56:10:208_R:] ATCPIN?[2015-09-14 13:56:10:208_R:…