2020-03-18 19:54:24 +08:00
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# Module LoRa (433MHz)
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2018-12-25 16:04:58 +08:00
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2020-07-09 17:48:46 +08:00
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<el-tag effect="plain">SKU:M005</el-tag>
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2020-03-19 10:58:07 +08:00
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2020-04-08 14:09:44 +08:00
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<div class="product_pic"><img src="assets/img/product_pics/module/module_lora_01.webp"> <img src="assets/img/product_pics/module/module_lora_02.webp"></div>
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2018-12-25 16:04:58 +08:00
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## 描述
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2021-04-16 19:16:38 +08:00
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**LoRa (433MHz)** 是M5Stack堆叠模块系列中的一款LoRa通信模块(工作频率为433MHz)。模块上保留了一定的拓展空间,以便你进行更多的功能设计.无论是进行基本的无线通信或是有着更多定制化元素的项目,LoRa(433MHz)模块都会是合适的选择。
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2018-12-25 16:04:58 +08:00
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2019-04-26 18:10:14 +08:00
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## 产品特性
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2021-04-16 19:16:38 +08:00
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- LoRa (433MHz) 模块: Ra-02
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2019-04-26 18:10:14 +08:00
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- 串行通信协议: SPI
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- 万能板
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- 工作频率: 433 MHz
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- 支持FSK,GFSK,MSK,GMSK,LoRa™和OOK调制模式
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- 接收灵敏度:低至-141 dBm
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- 可编程比特率高达300Kbps
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- 内置PCB天线
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- 外部天线接口
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2019-10-30 00:33:36 +08:00
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- 开发平台: Arduino, Micropython, UIFlow(Blockly)
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2018-12-25 16:04:58 +08:00
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## 包含
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2019-11-01 12:02:27 +08:00
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- 1x M5Stack LoRa (433MHz) 模块
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2018-12-25 16:04:58 +08:00
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## 应用
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- 自动抄表系统
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- 楼宇自动化
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- 远程灌溉系统
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2020-05-28 14:23:18 +08:00
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## 规格参数
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<table>
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<tr style="font-weight:bold">
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<td>规格</td>
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<td>参数</td>
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</tr>
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<tr>
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<td>净重</td>
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<td>13g</td>
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</tr>
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<tr>
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<td>毛重</td>
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<td>24g</td>
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</tr>
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<tr>
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<td>产品尺寸</td>
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<td>54.2*54.2*12.8mm</td>
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</tr>
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<tr>
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<td>包装尺寸</td>
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<td>60*57*17mm</td>
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</tr>
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</table>
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2018-12-25 16:04:58 +08:00
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## 相关链接
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2020-11-18 19:00:45 +08:00
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- **[LoRa模块信息](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/module/ra-01_product_specification_cn_v1.0.pdf) (LoRa)**
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2018-12-25 16:04:58 +08:00
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2019-10-22 17:14:58 +08:00
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- **[LoRaWAN 区域参数](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/module/lorawantm_regional_parameters_v1.1rb_-_final.pdf)**
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2019-05-06 19:41:55 +08:00
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2019-06-11 19:20:48 +08:00
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## EasyLoader
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2018-12-25 16:04:58 +08:00
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2020-04-08 14:09:44 +08:00
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<img src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/EasyLoader_logo.webp" width="100px" style="margin-top:20px">
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2019-06-14 17:49:23 +08:00
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2020-08-21 14:55:54 +08:00
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<a href="https://m5stack.oss-cn-shenzhen.aliyuncs.com/EasyLoader/Module/EasyLoader_LORA_Duplex.exe"><el-button type="primary">点击下载EasyLoader</el-button></a>
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2019-06-14 17:49:23 +08:00
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2020-11-17 16:38:23 +08:00
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>1.EasyLoader是一个简洁快速的程序烧录器,每一个产品页面里的EasyLoader都提供了一个与产品相关的案例程序,通过简单步骤将其烧录至主控,能够进行一系列的功能验证.
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2019-06-06 20:01:45 +08:00
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>2.下载软件后,双击运行应用程序,将M5设备通过数据线连接至电脑,选择端口参数,点击 **"Burn"** 即可开始烧录
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2020-08-04 18:55:59 +08:00
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?>3.EasyLoader烧录前需要安装有CP210X(USB驱动程序),[点击此处查看驱动安装教程](zh_CN/related_documents/M5Burner#安装串口驱动)
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2019-06-11 19:20:48 +08:00
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2020-02-12 16:55:19 +08:00
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## 案例程序
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2019-06-06 20:01:45 +08:00
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2021-02-19 19:34:06 +08:00
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### 1. Arduino
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2018-12-25 16:04:58 +08:00
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2019-04-26 18:10:14 +08:00
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在本案例中,将使用两个LoRa模块分别进行发送与接收消息.实现点对点的通信功能.
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2018-12-25 16:04:58 +08:00
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2019-04-26 18:10:14 +08:00
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* 蓝色字符串表示发送成功.
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* 黄色字符串显示收到的消息.
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* 红色字符串表示初始化失败.
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2020-04-30 14:13:25 +08:00
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[请点击此处获取Arduino代码](https://github.com/m5stack/M5Stack/tree/master/examples/Modules/LoRa433_SX1278)
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2019-01-07 19:30:42 +08:00
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2020-04-08 14:09:44 +08:00
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<img src="assets/img/product_pics/module/module_example/LORA/example_module_lora_02.webp">
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2018-12-25 16:04:58 +08:00
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2019-01-15 18:13:30 +08:00
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## 原理图
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2020-04-08 14:09:44 +08:00
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<img src="assets/img/product_pics/module/lora_sch.webp">
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2020-02-11 18:00:45 +08:00
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2020-08-13 10:23:45 +08:00
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## MBUS引脚定义
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<img src="assets\img\product_pics\module\module_bus.webp"/>
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2020-02-11 18:00:45 +08:00
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<script>
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2020-02-12 17:30:08 +08:00
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var purchase_link = 'https://m5stack.com/products/lora-module';
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2020-02-11 18:00:45 +08:00
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2020-02-12 17:30:08 +08:00
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anchor_search(purchase_link);
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2020-02-11 18:00:45 +08:00
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scrollFunc();
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</script>
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