2024年6月7日发(作者：)

E220-400T22D用户手册

433/470MHz22dBmLoRa无线模块

成都亿佰特电子科技有限公司E220-400T22D用户手册

目录

第一章概述..........................................................................................................................................................................3

1.1简介........................................................................................................................................................................4

1.2特点功能................................................................................................................................................................4

1.3应用场景................................................................................................................................................................4

第二章规格参数..................................................................................................................................................................5

2.1极限参数................................................................................................................................................................5

2.2工作参数................................................................................................................................................................5

第三章机械尺寸与引脚定义..............................................................................................................................................6

第四章推荐连线图..............................................................................................................................................................7

第五章功能详解..................................................................................................................................................................8

5.1定点发射.................................................................................................................................................................8

5.2广播发射................................................................................................................................................................8

5.3广播地址................................................................................................................................................................9

5.4监听地址................................................................................................................................................................9

5.5模块复位................................................................................................................................................................9

5.6AUX详解.................................................................................................................................................................9

第六章工作模式................................................................................................................................................................11

6.1模式切换..............................................................................................................................................................11

6.2一般模式（模式0）...........................................................................................................................................12

6.3WOR发送模式（模式1）....................................................................................................................................12

6.4WOR接收模式（模式2）....................................................................................................................................12

6.5深度休眠（配置）模式（模式3）...................................................................................................................13

第七章寄存器读写控制....................................................................................................................................................13

7.1指令格式..............................................................................................................................................................13

7.2寄存器描述..........................................................................................................................................................14

7.3出厂默认参数......................................................................................................................................................16

第八章上位机配置说明....................................................................................................................................................16

第九章硬件设计................................................................................................................................................................16

第十章常见问题................................................................................................................................................................17

10.1传输距离不理想.................................................................................................................................................17

10.2模块易损坏.........................................................................................................................................................17

10.3误码率太高.........................................................................................................................................................18

第十一章焊接作业指导....................................................................................................................................................18

11.1回流焊温度........................................................................................................................................................18

11.2回流焊曲线图....................................................................................................................................................19

第十二章相关型号............................................................................................................................................................19

第十三章天线指南..............................................................................................................................................................19

13.1天线推荐............................................................................................................................................................20

第十四章批量包装方式....................................................................................................................................................20

修订历史..............................................................................................................................................................................21

关于我们..............................................................................................................................................................................21

Copyright©2012–2020，成都亿佰特电子科技有限公司

2