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147 lines
4.6 KiB
Markdown
147 lines
4.6 KiB
Markdown
# ATOM RS-485 Kit
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<el-tag effect="plain">SKU:K045</el-tag>
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<div class="product_pic"><img src="assets/img/product_pics/atom_base/atomicRS485/atom485.webp"></div>
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## 描述
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**ATOM RS-485** 是一款基于Atomic设计的TTL-RS485转换器，用于TTL电平与RS485电平转换。RS485是一种通信协议标准，用于定义串行通信系统的驱动器和接收器的电气特性,它支持多点系统，广泛应用于工业领域。其内部集成有DC/DC降压稳压芯片，可以直接将RS485的12V电压转为5V为ATOM供电，免去了单独供电的烦恼，当多台设备需要通信控制时，使用ATOM RS485进行接口类型转接会是一个不错的选择。
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## 产品特性
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- 适配ATOM Matrix/ATOM Lite
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- 多点通讯
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- SP3485EE
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- 内置DC-DC
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## 包含
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- 1x ATOM RS-485
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- 1x ATOM Lite
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- 1x M2内六角扳手
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- 1x M2*8mm杯头机械牙螺丝
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- 1x 18cm TYPE-C数据线
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## 应用
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- RS485多点通讯
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- 工业控制节点
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- RS485转WiFi
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## 规格参数
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<table class="table-1">
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<thead>
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<tr>
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<th>规格</th>
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<th>参数</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>外接端口</td>
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<td>VH-3.96 4P</td>
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</tr>
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<tr>
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<td>转换电平</td>
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<td>5V<->12V</td>
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</tr>
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<tr>
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<td>电平转换IC</td>
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<td>SP3485EE</td>
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</tr>
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<tr>
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<td>DC-DC</td>
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<td>A0Z1282CI</td>
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</tr>
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<tr>
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<td>净重</td>
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<td>28g</td>
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</tr>
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<tr>
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<td>毛重</td>
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<td>38g</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>24*48*18mm</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>54*54*20mm</td>
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</tr>
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<tr>
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<td>外壳材质</td>
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<td>Plastic ( PC )</td>
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</tr>
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</tbody>
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</table>
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## EasyLoader
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>EasyLoader是一个简洁快速的程序烧录器，其内置了一个产品相关的案例程序，通过简单步骤将其烧录至主控，即可进行一系列的功能验证.
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<div class="easyloader-box">
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<div style="background-color:white;">
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<div><img src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/easyloader_intro.webp"></div>
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<div class="easyloader-btn">
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<a href="https://m5stack.oss-cn-shenzhen.aliyuncs.com/EasyLoader/Windows/ATOM_BASE/EasyLoader_ATOM_RS485.exe">Windows</a>
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<a href="https://m5stack.oss-cn-shenzhen.aliyuncs.com/EasyLoader/MacOS/ATOM_BASE/EasyLoader_ATOM_RS485.dmg">MacOS</a>
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<!-- <a>Linux</a>
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<a>MacOS</a> -->
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</div>
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</div>
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<div>
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<video id="example_video" controls>
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<source src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/video/Product_example_video/AtomBase/AtomicRS485.mp4" type="video/mp4">
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</video>
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<div class="easyloader-mask">
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<a>
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<svg id="play-btn" t="1583228776634" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="4152" width="75" height="75"><path d="M512 0C229.216 0 0 229.216 0 512s229.216 512 512 512 512-229.216 512-512S794.784 0 512 0z m0 928C282.24 928 96 741.76 96 512S282.24 96 512 96s416 186.24 416 416-186.24 416-416 416zM384 288l384 224-384 224z" p-id="4153" fill="#007aff"></path></svg></a>
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<p>案例描述:</p>
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<p>通过RS485收发到消息LED亮起，按下按键发送消息</p>
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</div>
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</div>
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</div>
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## 相关链接
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- **Datasheet**
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- [SP485EEN](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/hat/SP485EEN_en.pdf)
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- [AOZ1282CI](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/atombase/tail485/AOZ1282CI-datasheet.pdf)
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### 管脚映射
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<table>
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<tr><td>ATOM</td><td>GPIO22</td><td>GPIO19</td><td>5V</td><td>GND</td></tr>
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<tr><td>ATOM RS-485</td><td>RX</td><td>TX</td><td>5V</td><td>GND</td></tr>
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</table>
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## 原理图
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<img src="assets/img/product_pics/atom_base/atomicRS485/atomic_rs485_sch.webp">
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## 案例程序
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### 1. Arduino
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[点击这里获取Arduino示例程序](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/AtomBase/AtomicRS485/Arduino/AtomicRS485)
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### 2. UIFlow
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[点击这里获取UIFlow示例程序](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/AtomBase/AtomicRS485/UIFlow)
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<img src="assets/img/product_pics/atom_base/atomicRS485/UIFlowatom485.webp" width="70%" height="70%">
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<script>
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var purchase_link = 'https://m5stack.com/collections/m5-atom/products/atom-rs485-kit';
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anchor_search(purchase_link);
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scrollFunc();
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</script>
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