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Merge branch 'master' into en
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+1
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@@ -38,7 +38,7 @@ LCD | 2 inch, 320x240 Colorful TFT LCD, ILI9341
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Speaker | 1W-0928
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Microphone | MEMS Analog BSE3729 Microphone
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LED | SK6812 3535 RGB LED x 10
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MEMS | MPU9250 (MPU6500 + AK8963)
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MEMS | MPU9250 (MPU6050 + AK8963)
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Battery | 550mAh @ 3.7V, inside
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Op.Temp. | 32°F to 104°F ( 0°C to 40°C )
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Size | 54 x 54 x 21 mm
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@@ -1,6 +1,6 @@
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# PM2.5 {docsify-ignore-all}
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<img src="assets/img/product_pics/base/pm25/base_pm25_01.jpg" width="30%" height="30%"><img src="assets/img/product_pics/base/pm25/base_pm25_02.jpg" width="30%" height="30%"><img src="assets/img/product_pics/base/pm25/base_pm25_04.jpg" width="30%" height="30%">
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<img src="assets/img/product_pics/base/PM2.5/PM2.5-1.jpg" width="250" height="250"> <img src="assets/img/product_pics/base/PM2.5/PM2.5-2.jpg" width="250" height="250"><img src="assets/img/product_pics/base/PM2.5/PM2.5-3.jpg" width="250" height="250">
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***
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@@ -32,7 +32,7 @@ SHT20 is a Humidity and temperature sensor IC.
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- Low power consumption
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- The excellent long term stability
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<img src="assets/img/product_pics/base/pm25/base_pm25_03.jpg" width="30%" height="30%">
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<img src="assets/img/product_pics/base/PM2.5/PM2.5-4.jpg" width="250" height="250">
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## Product Feature
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@@ -18,7 +18,6 @@
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- Alternative length: 10cm/20cm/0.5m/1m/2m
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- Sofeware Development Platform: Arduino, UIFlow(Blockly,Python)
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- Two Lego-compatible holes
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- extendable
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## Include
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+2
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@@ -307,7 +307,7 @@
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## M5GO RFID
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## M5GO CHARGER
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## PM2.5
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## pm2_5
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<div class="item">
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<a href="/#/en/base/m5go_rfid">
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@@ -324,7 +324,7 @@
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</div>
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<div class="item">
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<a href="/#/en/base/pm25">
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<a href="/#/en/base/PM2.5">
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<img src="https://m5stack.oss-cn-shenzhen.aliyuncs.com/image/m5-docs_homepage/base/base_pm25_01.jpg">
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</a>
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<p class="item-title" style="font-style:italic;">PM2.5</p>
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@@ -14,6 +14,12 @@
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使用铝型材切割钻孔机Pick-Cut-Drill,对铝型材进行自定义加工,轻松实现结构零件的高度定制化.配合铝型材配件(连接器、型材螺母等)进行型材连接,能够构建出任意形状的架构框架,并大大提升你的工作效率.使你的项目从初期设计,快速成型为实际产品.
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<img src="assets/img/product_pics/1515/corner/1515_corner_03.jpg" width="30%" height="30%">
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*注意:默认不提供铝型材攻丝,为了使M4螺丝固定在铝型材上,您需要自行使用攻丝机加工铝型材*
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<!-- <img src="assets/img/product_pics/1515/ap/ap_ap_01.jpg" width="30%" height="30%">
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<img src="assets/img/product_pics/1515/ap/ap_ap_01.jpg" width="30%" height="30%"> -->
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## 产品特性
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- 15mm * 15mm
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@@ -6,15 +6,16 @@
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:memo:**[Description](#Description)** 🛒**[Purchase](https://www.aliexpress.com/store/product/M5Stack-Official-Stock-Offer-2x15-Pin-Headers-Socket-2-54mm-Male-Female-4-Pair-Connector-for/3226069_32840923472.html?spm=2114.12010615.8148356.71.6156228amNLalH)**
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## Description
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## 描述
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**BUS-Socket** is a pair of M-BUS socket, female and male. 2X15 pins. They share the same specification with the BUS socket on M5Cores. The male piece is 90-degree bend to the side.
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**BUS-Socket** 是一款M-BUS总线拓展插座,提供公头和母头两种规格,包含2x15个引脚接口.(与M5Core上的M-BUS规格一致)
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## 产品特性
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## Product Features
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- 90-degree bend pin
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- 90° pin针
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- 2x15 @ 2.54mm
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## Package Includes
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- 1x male socket
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- 1x female socket
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## 套件清单
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- 1x 公头 总线底座
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- 1x 母头 总线底座
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@@ -66,6 +66,7 @@
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- 1x M5Stack M5IoT-kit
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- 1x 12V 电源适配器
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- 12x 面包线
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## 参考文档
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@@ -37,7 +37,7 @@ LCD | 2 英寸, 320x240 彩色 TFT LCD, ILI9341
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扬声器 | 1W-0928
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麦克风 | MEMS 模拟 BSE3729 麦克风
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LED | SK6812 3535 RGB LED x 10
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MEMS | MPU9250 (MPU6500 + AK8963)
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MEMS | MPU9250 (MPU6050 + AK8963)
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电池 | 内置 550mAh @ 3.7V
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工作温度 | 32°F 至 104°F ( 0°C 至 40°C )
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尺寸 | 54 x 54 x 21 mm
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@@ -9,10 +9,9 @@
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## 描述
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**PM2.5** 是一款环境温湿度、空气质量检测产品.内置SHT20温湿度传感器、PMSA003数字式通用颗粒物浓度传感器.能够快速检测当前环境的温湿度数据,并采集计算单位体积内空气中不同粒径的悬浮颗粒物个数.能够应用在生活或是工业等场景中,用作环境数据采集,或为空气中悬浮颗粒物浓度相关的仪器仪表或环境改善设备,提供实时准确的浓度数据.
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**PM2.5** 是一款环境温湿度、空气质量检测产品.内置SHT20温湿度传感器、PMSA003数字式通用颗粒物浓度传感器.能够快速检测当前环境的温湿度数据,并采集计算单位体积内空气中不同粒径的悬浮颗粒物个数.简洁可靠的设计使其能够快速的部署节点,应用在生活或是工业等场景中,用作环境数据采集,或为空气中悬浮颗粒物浓度相关的仪器仪表或环境改善设备,提供实时准确的浓度数据.
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## 产品特性
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PMSA003数字式通用颗粒物浓度传感器
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- 激光散射原理实现精准测量
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- 零错误报警率
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@@ -20,7 +19,25 @@
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- 最小分辨粒径 0.3μ m
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- 六面全方位屏蔽,抗干扰性能更强
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- 进出风口方向可选,适用范围广,用户无需再进行风道设计
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- 12mm模块尺寸,适用于便携式、可穿戴设备
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SHT20温湿度传感器
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- 完全校准
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- 数字输出,I2C接口
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- 低功耗
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- 出色的稳定性
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## 产品特性
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- 直流 5V 电源
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- 兼容 M5stack 拓展堆叠体系.
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- M5Core pedestal (Pin out SPI/I2C/Power)
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- 万能板
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- Typy-C USB
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<!--
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## 模块参数
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@@ -43,19 +60,32 @@
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| 工作湿度范围 | 0-99% | |
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| 储存温度范围 | -40 ~ +80 | 摄氏度(℃)|
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[点击此处查看配套M5Core参数](/zh_CN/core/basic)
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[点击此处查看配套M5Core参数](/zh_CN/core/basic) -->
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## 套件清单
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- 1x BASIC Controller
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- 1x PM2.5 sensor
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- 1x M5Stack Basic
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- 1x PM2.5 base
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- 1x M5Core 底座
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- 1x Type-C USB
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- 2x M3x16 螺丝
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## 参考文档
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## 教程
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**数据手册**
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### 数据手册
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- [SHT20](https://pdf1.alldatasheet.com/datasheet-pdf/view/756285/ETC2/SHT20.html)
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- [SHT20](https://www.mouser.com/ds/2/682/Sensirion_Humidity_Sensors_SHT20_Datasheet-1274196.pdf)
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- [PMSA003](https://datasheet.lcsc.com/szlcsc/Beijing-Plantower-PMSA003-C_C89095.pdf)
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### 案例
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- [Arduino](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Base/PM2.5)
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### 相关连接
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- **[Forum](http://forum.m5stack.com/)**
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## 原理图
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- [PM2.5](https://github.com/m5stack/M5-Schematic/blob/master/Units/UNIT_PM25.pdf)
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@@ -17,7 +17,7 @@
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- 完整的数据采集系统
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- 封装:TINY SOT23-6
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- 16-BITS NO MISSING CODES
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- 16位无漏失码
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- INL: 满标度是量程的0.0125%(最大值)
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- 连续自校准
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- 单循环转换
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@@ -75,7 +75,7 @@ Model A 和 Model B,它们有着不同的电路设计、可以通过背面贴
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- 1x M5Camera Unit
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- 1x Type-C USB
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## 管脚对比
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## 管脚映射
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**M5Camera 有两个版本:A Model 和 B Model.**
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@@ -18,8 +18,7 @@
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- 可选长度: 10cm/20cm/0.5m/1m/2m
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- 开发平台: Arduino, UIFlow(Blockly, Python)
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- 2x LEGO 兼容孔
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- 可拓展
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- 可拓展长度
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## 包含
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+13
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该 Unit 与 M5Core 通过 Grove A 接口通信,I2C 地址为**0x29**.
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*注意: 如果你发现你的ToF Unit存在性能不稳定状况,极有可能是因为旧版本的PCB电路板缺陷导致,下面将为你讲解如何解决这一状况*
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- 拆解 ToF Unit 查看其内部的PCB板,若内部电路如下图,则表示您的ToF Unit为新版本.
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<img src="assets/img/product_pics/unit/tof/unit_tof_05.jpg" width="30%" height="30%">
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- 若不是新版本,则需要手动拆解两个MOSFET(AO3400A),并参照下图将SCL,SDA直接连接到VL53L0x上.
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- <img src="assets/img/product_pics/unit/tof/unit_tof_sch_02.jpg" width="30%" height="30%">
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- VL53L0x的工作电压为3.3V. 因此,请确保SDA与SCL使用电压为3.3V.(M5Core的GROVE接口中的数据引脚提供3.3V,电源引脚提供5V.)
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## 产品特性
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- 高精度
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@@ -20,7 +32,7 @@
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- 开发平台: Arduino, UIFlo(Blockly, Python)
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- 2x LEGO 兼容孔
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## 包含
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## 套件清单
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- 1x ToF Unit
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- 1x Grove 线
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+22
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## 描述
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**WEIGHT** 是一款计重 Unit.集成专为高精度电子秤而设计的24位A/D转换器芯片**HX711**.芯片激励电压与GROVE口电压一致为+5V,施加的压力越大,对应输出的电压值就越大(输出电压范围0 ~ 5mV)HX711有两个输入通道A,B.在本设计中使用了通道A,与通道B相比,通道A具有可编程信号放大功能.
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**WEIGHT** 是一款计重 Unit.集成专为高精度电子秤而设计的24位A/D转换器芯片**HX711**.输入选择开关可任意选取通道A 或通道B,与其内部的低噪声可编程放大器(PGA)相连.通道A 的可编程增益为128 或64,对应的满额度差分输入信号幅值分别为±20mV或±40mV.通道B 则为固定的32 增益,所有控制信号由管脚驱动,无需对芯片内部的寄存器编程.
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将 Unit 的一端连接到压力传感器、另一端则连接到M5Core.
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在测试中,我们将使用 WEIGHT Unit 连接压力传感器,并通过M5Core显示重量测量数据
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<img src="assets/img/product_pics/unit/unit_weight_04.png">
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<img src="assets/img/product_pics/unit/unit_weight_03.png">
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## 产品特性
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||||
### 产品特性
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||||
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- 可编程放大倍数: 32, 64, 128
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- HX711内部ADC精度: 24 bits
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- 输出电压范围: 0 ~ 5mV
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- GROVE 接口, 支持 [UIFlow](http://flow.m5stack.com) and [Arduino](http://www.arduino.cc)
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- 两路可选差分输入通道
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- 片内低噪声可编程放大器,可选增益32, 64 and 128
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- 片内稳压电路可直接向外部传感器芯片内A/D转换器提供电源
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||||
- 片内时钟振荡器无需外接器件,必要时也可使用外接晶振或时钟
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||||
- 上电自动复位电路
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||||
- 简单的数字控制和串口通讯:所有控制由管脚输入,芯片内寄存器无需编程
|
||||
- 可选择10SPS或80SPS输出数据速率
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||||
- 同时抑制50和60Hz的电源干扰
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||||
- 电流消耗(含稳压电源电路)
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||||
电源调节器:
|
||||
- 典型工作电流 < 1.5mA, 断电电流 < 1uA
|
||||
- 工作电压范围: 2.6 ~ 5.5V
|
||||
- 工作温度范围: -40 ~ +85℃
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||||
- 16 pin SOP-16 封装
|
||||
- 开发平台: Arduino, UIFlow(Blockly, Python)
|
||||
- 2x LEGO 兼容孔
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||||
|
||||
## 包含
|
||||
### 套件清单
|
||||
|
||||
- 1x WEIGHT Unit
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||||
- 1x Grove 线
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||||
|
||||
## 应用
|
||||
### 应用
|
||||
|
||||
- 微型重量计
|
||||
- 厨房秤
|
||||
- 微型重量计
|
||||
- 厨房秤
|
||||
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||||
## 相关链接
|
||||
|
||||
|
||||
Reference in New Issue
Block a user