GSM模块的使用说明

[{"title":"（ 9 个子文件 2.26MB ） GSM模块的使用说明","children":[{"title":"总结总结","children":[{"title":"1.docx <span style='color:#111;'> 623.77KB </span>","children":null,"spread":false},{"title":"接线方法","children":[{"title":"单片机和GSM模块通信连接（4.28）.docx <span style='color:#111;'> 775.46KB </span>","children":null,"spread":false},{"title":"51单片机引脚图.png <span style='color:#111;'> 190.09KB </span>","children":null,"spread":false},{"title":"sim900 v3.8.1 与USB-TTL模块连接.jpg <span style='color:#111;'> 128.15KB </span>","children":null,"spread":false}],"spread":true},{"title":"2.docx <span style='color:#111;'> 268.93KB </span>","children":null,"spread":false},{"title":"51单片机波特率计算.docx <span style='color:#111;'> 158.09KB </span>","children":null,"spread":false},{"title":"测试常用指令.docx <span style='color:#111;'> 89.87KB </span>","children":null,"spread":false},{"title":"功能演示.docx <span style='color:#111;'> 109.65KB </span>","children":null,"spread":false},{"title":"SIM900A各种问题解决方法.pdf <span style='color:#111;'> 15.08KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]