diff --git a/docs/assets/img/product_pics/app/lidarbot_03.jpg b/docs/assets/img/product_pics/app/lidarbot_03.jpg
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diff --git a/docs/assets/img/product_pics/module/module_example/COMMU/example_module_commu_01.png b/docs/assets/img/product_pics/module/module_example/COMMU/example_module_commu_01.png
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diff --git a/docs/assets/img/product_pics/module/module_example/USB/example_module_usb_01.png b/docs/assets/img/product_pics/module/module_example/USB/example_module_usb_01.png
new file mode 100644
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diff --git a/docs/assets/img/product_pics/unit/unit_example/NEOPIXEL/example_unit_neopixel_01.png b/docs/assets/img/product_pics/unit/unit_example/NEOPIXEL/example_unit_neopixel_01.png
index 87b0e9d5..e9725dd6 100644
Binary files a/docs/assets/img/product_pics/unit/unit_example/NEOPIXEL/example_unit_neopixel_01.png and b/docs/assets/img/product_pics/unit/unit_example/NEOPIXEL/example_unit_neopixel_01.png differ
diff --git a/docs/en/related_documents/establish_serial_connection.md b/docs/en/related_documents/establish_serial_connection.md
index 90b2a9e3..fcbaff8e 100644
--- a/docs/en/related_documents/establish_serial_connection.md
+++ b/docs/en/related_documents/establish_serial_connection.md
@@ -1,5 +1,7 @@
# Establish Serial Connection
+**[MacOS](#for-macOS)** **[Windows](#for-windows)**
+
**This section provides guidance how to establish serial connection between your board and PC.**
## For MacOS
diff --git a/docs/ja/related_documents/establish_serial_connection.md b/docs/ja/related_documents/establish_serial_connection.md
index 17477529..807d2668 100644
--- a/docs/ja/related_documents/establish_serial_connection.md
+++ b/docs/ja/related_documents/establish_serial_connection.md
@@ -1,6 +1,6 @@
# シリアル接続の確立方法
-
+**[MacOS](#for-macOS)** **[Windows](#for-windows)**
**このページでは、M5StackとPCとの間でシリアル接続を確立するための方法を説明します。**
diff --git a/docs/zh_CN/app/lidarbot.md b/docs/zh_CN/app/lidarbot.md
index d7a78999..24f188f1 100644
--- a/docs/zh_CN/app/lidarbot.md
+++ b/docs/zh_CN/app/lidarbot.md
@@ -1,6 +1,6 @@
# LidarBot
-
+
* * *
@@ -33,23 +33,29 @@
## 参数
- 通信参数
- - 车体的M5Core主控与激光雷达传感器（RXD <-> GPIO16）
+ - 车体的M5Core主控与激光雷达传感器（雷达TXD <-> U2RXD(GPIO16)）
串口参数：230400bps，8位数据位，无奇偶校验，1位停止位
- - 车体的M5Core主控与车轮控制底板（TXD <-> GPIO17）
+ - 车体的M5Core主控与车轮控制底板（底板RXD <-> U2TXD(GPIO17)）
串口参数：115200bps，8位数据位，无奇偶校验，1位停止位
- 接口
- 舵机0 <-> A0(MEGA328)
- 舵机1 <-> A1(MEGA328)
- - NeoPixelRGB <-> 11(MEGA328)
+ - RGB灯条 <-> 11(MEGA328)
+
+
+
+
## 包含
-- 1x LidarBot
+- 1x 雷达车
- 1x 远程遥控手柄
- 2x 电池(1300mAh @ 11.1V)
- 1x 电池充电器
- 1x Type-C USB线
+
+
## 应用
- 室内导航
diff --git a/docs/zh_CN/base/lan_base.md b/docs/zh_CN/base/lan_base.md
index d797f2f4..a57b5fb5 100644
--- a/docs/zh_CN/base/lan_base.md
+++ b/docs/zh_CN/base/lan_base.md
@@ -3,10 +3,10 @@
***
+
-:memo:**[描述](#描述)** :octocat:**[例程](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Base/LAN/Arduino)** 🛒**[购买链接](https://item.taobao.com/item.htm?spm=a1z10.3-c.w4002-1172588106.10.6c24425eKdAPr3&id=574863427657)**
-
-
+:memo:**[描述](#描述)** :octocat:**[例程](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Base/LAN/Arduino)** :electric_plug:**[原理图](#原理图)** 🛒**[购买链接](https://item.taobao.com/item.htm?spm=a1z10.3-c.w4002-1172588106.10.6c24425eKdAPr3&id=574863427657)**
## 描述
@@ -48,4 +48,6 @@
- **[官方论坛](http://forum.m5stack.com/)**
-
+## 原理图
+
+
\ No newline at end of file
diff --git a/docs/zh_CN/base/rfid_base.md b/docs/zh_CN/base/rfid_base.md
new file mode 100644
index 00000000..b88f777b
--- /dev/null
+++ b/docs/zh_CN/base/rfid_base.md
@@ -0,0 +1,123 @@
+# RFID底座 - m5go底座升级版
+
+
+
+* * *
+
+:memo:**[描述](#描述)** 🛒**[购买链接](https://item.taobao.com/item.htm?spm=a1z10.3-c.w4002-1172588106.10.57b2425eKUxTqx&id=584855077636)**
+
+
+
+## 描述
+
+RFID底座是[M5GO底座](zh_CN/product_documents/base/m5go_base)是升级版，在M5GO底座的基础上增加了RFID功能。
+
+RFID底座由**330mAh的电池**、M-Bus总线接口、麦克风、红色的充电指示LED、2条RGB灯条(10颗)、PORT B和PORT C组成。
+
+M5GO底座在充电过程中，红色LED闪烁，充满了常亮。
+
+## 管脚映射
+
+**POGO Pin**
+
+| POGO Pin | ESP32 Chip |
+| :----------: |:------------: |
+| SCL | GPIO22 |
+| SDA | GPIO21 |
+
+**LED Bar(Neopixel)**
+
+*有10颗RGB灯，左右各5颗*
+
+| LED Pin | ESP32 Chip |
+| :----------: |:------------: |
+| LED Pin | GPIO15 |
+
+**麦克风MIC**
+
+| MIC Pin | ESP32 Chip |
+| :----------: |:------------: |
+| MIC Pin | GPIO34 |
+
+**GROVE接口**
+
+| PORT A(I2C) | ESP32 Chip |
+| :----------: |:------------: |
+| SCL | GPIO22 |
+| SDA | GPIO21 |
+| 5V | 5V |
+| GND | GND |
+
+| PORT B(I/O) | ESP32 Chip |
+| :----------: |:------------: |
+| G36 | GPIO36 |
+| G26 | GPIO26 |
+| 5V | 5V |
+| GND | GND |
+
+| PORT C(UART2) | ESP32 Chip |
+| :----------: |:------------: |
+| RXD | GPIO16 |
+| TXD | GPIO17 |
+| 5V | 5V |
+| GND | GND |
+
+**M-Bus**
+
+
+ 
+
+
+## 相关链接
+
+- **[官方频道视频](https://i.youku.com/i/UNjE1ODA2MzE0OA==?spm=a2hzp.8253869.0.0)**
+
+- **[官方论坛](http://forum.m5stack.com/)**
+
+
+
+
+
+
\ No newline at end of file
diff --git a/docs/zh_CN/module/commu.md b/docs/zh_CN/module/commu.md
index cde54749..08247a98 100644
--- a/docs/zh_CN/module/commu.md
+++ b/docs/zh_CN/module/commu.md
@@ -50,7 +50,9 @@ COMMU模块中的TTL接口，实际上是串口接口，默认连接的是串口
#### CAN通信
-先将库[MCP_CAN_lib]()放置到Arduino的库管理文件路径中，然后分别打开CAN的发送和接收两个程序，并分别烧录到两个m5core中。
+这是两个COMMU模块分别堆叠了M5Core之后，相互之间收发数据的例程。
+
+先将库[MCP_CAN_lib](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Module/COMMU/Arduino/DependentLibrary/MCP_CAN_lib)放置到Arduino的库管理文件路径`C:\Users\\Documents\Arduino\libraries`中，然后分别打开CAN的发送和接收两个程序，并分别烧录到两个m5core中。
*具体例程请点击[这里](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Module/COMMU/Arduino/CAN).*
@@ -105,8 +107,12 @@ pinMode(CAN0_INT, INPUT);// Configuring pin for /INT input
CAN0.readMsgBuf(&rxId, &len, rxBuf);
```
+
+
#### RS485通信
-*请点击[这里](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Module/COMMU/Arduino/RS485)下载完整例程。*
+这是两个M5Core之间通过RS485相互收发数据的例程。
-分别下载例程到两个m5core之后，按下按键A，然后两个core之间会相互发送数据。
\ No newline at end of file
+分别下载[例程](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Module/COMMU/Arduino/RS485)到两个M5Core之后，按下按键A，然后两个core之间会相互发送数据。
+
+
\ No newline at end of file
diff --git a/docs/zh_CN/module/lego_plus.md b/docs/zh_CN/module/lego_plus.md
index 70c04e7b..04549d75 100644
--- a/docs/zh_CN/module/lego_plus.md
+++ b/docs/zh_CN/module/lego_plus.md
@@ -41,6 +41,6 @@
*具体例程请点击[这里](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Module/LEGO_PLUS/UIFlow)。*
-
+ 
diff --git a/docs/zh_CN/module/usb.md b/docs/zh_CN/module/usb.md
index 61f5ae13..4d98d6bf 100644
--- a/docs/zh_CN/module/usb.md
+++ b/docs/zh_CN/module/usb.md
@@ -35,6 +35,51 @@
## 例程
+*以下仅为用法示意，并不完整。如果需要完整例程请点击[这里](https://github.com/m5stack/M5-ProductExampleCodes/tree/master/Unit/JOYSTICK/Arduino)。*
+
+烧录例程，USB鼠标接入模块之后，按住左键并拖动鼠标描绘白色线条；按住右键，描述绿色线条；按下中间滚轮键，清屏。
+
+```arduino
+#include
+#include
+#include
+#include
+#include
+#include
+#include "M5Mouse.h"
+
+// new objects
+USB Usb;
+USBHub Hub(&Usb);
+HIDBoot HidMouse(&Usb);
+MouseRptParser Prs;
+
+// initialization
+M5.begin();
+Usb.Init();
+HidMouse.SetReportParser(0,(HIDReportParser*)&Prs);
+
+// handle event coming from usb device
+Usb.Task();
+if(Usb.getUsbTaskState() == USB_STATE_RUNNING)
+{
+ Mouse_Pointer(mou_px, mou_py);
+ mou_px = 0;
+ mou_py = 0;
+ /* left button pressed: draw white point */
+ if (mou_button == 1)
+ M5.Lcd.drawCircle(StaPotX, StaPotY, 1, WHITE);
+ /* right button pressed: draw green point */
+ if (mou_button == 2)
+ M5.Lcd.drawCircle(StaPotX, StaPotY, 1, GREEN);
+ /* middle button pressed: clear screen */
+ if (mou_button == 4)
+ M5.Lcd.fillScreen(BLACK);
+}
+```
+
+
+
## 原理图
\ No newline at end of file
diff --git a/docs/zh_CN/related_documents/establish_serial_connection.md b/docs/zh_CN/related_documents/establish_serial_connection.md
index d950402a..926e2d63 100644
--- a/docs/zh_CN/related_documents/establish_serial_connection.md
+++ b/docs/zh_CN/related_documents/establish_serial_connection.md
@@ -1,5 +1,7 @@
# 如何安装USB驱动并建立与PC的串口通讯
+**[MacOS](#for-macOS)** **[Windows](#for-windows)**
+
**这个文档会介绍如何安装USB驱动，并与PC建立串口通信.**
## For MacOS
diff --git a/docs/zh_CN/unit/heart.md b/docs/zh_CN/unit/heart.md
index 7dddafe1..75520672 100644
--- a/docs/zh_CN/unit/heart.md
+++ b/docs/zh_CN/unit/heart.md
@@ -4,9 +4,9 @@
***
-:memo:**[描述](#描述)**|🛒**[购买链接](https://item.taobao.com/item.htm?spm=a1z10.3-c.w4002-1172588106.11.7a46425eWmFRNi&id=583999638264)**
+:memo:**[描述](#描述)** 🛒**[购买链接](https://item.taobao.com/item.htm?spm=a1z10.3-c.w4002-1172588106.11.7a46425eWmFRNi&id=583999638264)**
-
+
## 描述
diff --git a/docs/zh_CN/unit/thermal.md b/docs/zh_CN/unit/thermal.md
index 14805812..8dce1843 100644
--- a/docs/zh_CN/unit/thermal.md
+++ b/docs/zh_CN/unit/thermal.md
@@ -1,4 +1,4 @@
-**# THERMAL - 人体红外成像Unit
+# THERMAL - 人体红外成像Unit
