资料下载
## 1.基本文档资料
### [产品规格书](http://101.200.35.208:8034/AM21EV4/BaseManual/20200426_AM21E_V4产品规格书_V1.1.pdf)
### [硬件设计手册](http://101.200.35.208:8034/AM21EV4/BaseManual/20200426_AM21E_V4硬件设计指南_V1.1.pdf)
### [AT指令手册](http://101.200.35.208:8034/AM21EV4/BaseManual/AM21E_V4命令手册_V1.2.pdf)
### [开发板使用手册](http://101.200.35.208:8034/AM21EV4/BaseManual/20200426_Amaziot_AM21E_V4_EVK用户指南.pdf)
### [基本通信流程](http://101.200.35.208:8034/AM21EV4/BaseManual/附录：AM21E连接私有TCP服务器.pdf)
## 2.扩展文档资料
### [蓝牙功能应用指南](http://101.200.35.208:8034/AM21EV4/ExtenManual/AM21E蓝牙功能应用指南V1.0.pdf)
### [OneNet平台接入指南(LPWM2M))](http://101.200.35.208:8034/AM21EV4/ExtenManual/Amaziot_AM21E_OneNet平台接入指南_V1.0.pdf)
### [电信云ctwing接入指南(LPWM2M))](http://101.200.35.208:8034/AM21EV4/ExtenManual/AM21EV4电信云平台接入流程.pdf)
### [MQTT接入物联网平台指南（阿里云，ONENET,华为云）](http://101.200.35.208:8034/AM21EV4/ExtenManual/AM21E连接MQTT应用指南V2.1.pdf)
### [低功耗应用指南](http://101.200.35.208:8034/AM21EV4/ExtenManual/AM21E低功耗应用指南_V1.0.pdf)
### [HTTP应用指南](http://101.200.35.208:8034/AM21EV4/ExtenManual/AM21E连接HTTP应用指南V1.0.pdf)
### [多路连接指南](http://101.200.35.208:8034/AM21EV4/ExtenManual/AM21E多路连接指南V1.0.pdf)
### [GNSS功能应用指南](http://101.200.35.208:8034/AM21EV4/ExtenManual/AM21EGNSS功能应用指南V1.0.pdf)
### [NB基站定位应用指南](http://101.200.35.208:8034/AM21EV4/ExtenManual/AM21EGNSS功能应用指南V1.0.pdf)
## 3.demo板原理图
### [demo板原理图PDF](http://101.200.35.208:8034/AM21EV4\DemmoSchematic&PCBdiagram\20200730_AM21E_V4_DEMO_原理图.pdf)
## 4.程序例程
### [阿里云物联网平台接入例程](http://101.200.35.208:8034/AM20E/MCUroutine/aliyun-mqtt-AM20E.zip)
### [OneNet平台接入例程](http://101.200.35.208:8034/AM20E/MCUroutine/OneNET-Lwm2m-AM20E.zip)