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index 9289c6af..7ec314ce 100644
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diff --git a/docs/en/app/bala.md b/docs/en/app/bala.md
index 016a9caf..e0cd71e7 100644
--- a/docs/en/app/bala.md
+++ b/docs/en/app/bala.md
@@ -4,7 +4,7 @@
* * *
-:memo:**[Description](#Description)** :bulb:**[Quick Start](/zh_CN/quick_start/bala/bala_quick_start)** :octocat:**[Example](https://github.com/m5stack/M5Bala/tree/master/examples)** 🛒**[Purchase](https://www.aliexpress.com/store/product/M5Satck-New-BALA-Car-ESP32-Development-Mini-Electric-Self-balancing-Car-2DC-Motor-with-Encoder-PSRAM/3226069_32904033658.html?spm=2114.12010615.8148356.40.1fd3724dW3O2Bu.html)**
+:memo:**[Description](#Description)** :bulb:**[Quick Start](en/quick_start/bala/bala_quick_start)** :octocat:**[Example](https://github.com/m5stack/M5Bala/tree/master/examples)** 🛒**[Purchase](https://www.aliexpress.com/store/product/M5Satck-New-BALA-Car-ESP32-Development-Mini-Electric-Self-balancing-Car-2DC-Motor-with-Encoder-PSRAM/3226069_32904033658.html?spm=2114.12010615.8148356.40.1fd3724dW3O2Bu.html)**
## Description
diff --git a/docs/en/base/m5go_base.md b/docs/en/base/m5go_base.md
index 0471e7b4..d7c78cc1 100644
--- a/docs/en/base/m5go_base.md
+++ b/docs/en/base/m5go_base.md
@@ -2,7 +2,7 @@
## Description
-M5GO Baseis a base of [M5GO IOT Starter Kit](en/product_documents/m5stack-core/m5go_iot_starter_kit) or [M5Fire](en/product_documents/m5stack-core/m5core_fire).
+**M5GO Base** is a base of [M5GO IOT Starter Kit](en/product_documents/m5stack-core/m5go_iot_starter_kit) or [M5Fire](en/product_documents/m5stack-core/m5core_fire).
M5GO Base is composed of battery(600mAh), M-Bus interface, charging indicator(red led), two RGB Bar, PORT B and PORT C.
diff --git a/docs/en/quick_start/bala/bala_quick_start.md b/docs/en/quick_start/bala/bala_quick_start.md
index ec7270bd..07aaef88 100644
--- a/docs/en/quick_start/bala/bala_quick_start.md
+++ b/docs/en/quick_start/bala/bala_quick_start.md
@@ -1,3 +1,118 @@
-# BALA Get Started
+# BALA Quick Start
-## (coming soon...)
\ No newline at end of file
+!>For building a M5Bala program, you need prepare M5Stack Fire or M5GO White as master.
+
+## Prepare
+
+- Install Serial Driver - [How to Establish Serial Connection](en/related_documents/establish_serial_connection)
+
+## Development Environment
+
+1. [UIFlow](#UIFlow)
+2. [Arduino IDE](#Arduino-IDE)
+
+## UIFlow
+
+1. Burn [UIFlow](http://flow.m5stack.com) firmware - [How to Burn Firmware](en/related_documents/how_to_burn_firmware)
+2. WiFi connection - [How to Connect wifi using Core](en/related_documents/how_to_connect_wifi_using_core)
+3. Find the location of POGO Pin, and stack M5Core over M5Bala wheel.
+
+
+
+4. Click the Red button on the side of M5Core (double click for shutdown).
+
+
+
+5. Click the button on the side of M5Bala Wheel for power on (double click for shutdown).
+
+
+
+
+
+6. Open [UiFlow](http://flow.m5stack.com/) website, and switch programming language from `Blockly` to `Python`.
+
+
+
+7. Copy the following code to UIFlow and then click `Download` for running it.
+
+```python
+from m5stack import *
+from m5ui import *
+from m5bala import M5Bala
+import i2c_bus
+clear_bg(0x111111)
+
+m5bala = M5Bala(i2c_bus.get(i2c_bus.M_BUS))
+btnA = M5Button(name="ButtonA", text="ButtonA", visibility=False)
+btnB = M5Button(name="ButtonB", text="ButtonB", visibility=False)
+btnC = M5Button(name="ButtonC", text="ButtonC", visibility=False)
+title0 = M5Title(title="Title", fgcolor=0xFFFFFF, bgcolor=0x0000FF)
+
+title0.setTitle('calirate start')
+wait(2)
+sampleCount = 2000
+gyroXSum = 0
+gyroYSum = 0
+gyroZSum = 0
+
+for _ in range(sampleCount):
+ gyroXYZ = m5bala.imu.gyro
+ gyroXSum += gyroXYZ[0] # X
+ gyroYSum += gyroXYZ[1] # Y
+ gyroZSum += gyroXYZ[2] # Z
+
+gyroXMean = gyroXSum / sampleCount
+gyroYMean = gyroYSum / sampleCount
+gyroZMean = gyroZSum / sampleCount
+
+m5bala.imu.setGyroOffsets(gyroXMean, gyroYMean, gyroZMean)
+
+title0.setTitle('balance start')
+while True:
+ m5bala.balance()
+ wait(0.001)
+```
+
+## Arduino IDE
+
+1. Setting Arduino development environment - [Establish Serail Connection](en/related_documents/establish_serial_connection) - [Get Started with Ardino IDE](en/quick_start/m5core/m5stack_core_quick_start)
+
+
+
+2. Install `m5stack` library in `Library Manager` of Arduino IDE.
+
+
+
+3. Install `NeoPixelBus` library in `Library Manager` of Arduino IDE.
+
+
+
+4. Install `MPU6050_tockn` library in `Library Manager` of Arduino IDE.
+
+
+
+5. Confirm that M5Core has connected to PC successfully, then click `Tools` -> `Port` for selecting the corresponding serial port on Arduino IDE.
+
+6. click `Tools` -> `Board: ` for selecting `M5Stack-Core-ESP32` or `M5Stack-Fire` on Arduino IDE.
+
+
+
+7. Clone **[M5Bala](https://github.com/m5stack/M5Bala.git)**, If you has not installed Git yet, click [here](https://git-scm.com/download/win) for downloading please and install it.
+
+```shell
+git clone --recursive https://github.com/m5stack/M5Bala.git
+```
+
+8. Click `Sketch` -> `Include Library` -> `Add .ZIP Library...` for select `M5Bala` which has been cloned just now.
+
+
+
+
+
+9. Open a bala example: Click `File` -> `Examples` -> `M5Bala` -> `Basic`. (Be careful that example `Default_firmware` has bug.)
+
+
+
+10. Execute
+
+
\ No newline at end of file
diff --git a/docs/en/unit/joystick.md b/docs/en/unit/joystick.md
index 15ed00cb..e124f145 100644
--- a/docs/en/unit/joystick.md
+++ b/docs/en/unit/joystick.md
@@ -1,4 +1,4 @@
-# Unit JOYSTICK
+# JOYSTICK
diff --git a/docs/ja/module/commu.md b/docs/ja/module/commu.md
index c6327a64..7e2637cd 100644
--- a/docs/ja/module/commu.md
+++ b/docs/ja/module/commu.md
@@ -4,7 +4,7 @@
***
-:memo:**[概要](#概要)** 🛒**[購入リンク](https://www.aliexpress.com/store/product/M5Stack-New-COMMU-Module-Extend-RS485-TTL-CAN-I2C-Port-with-MCP2515-TJA1051-SP3485-Development-Board/3226069_32954475633.html?spm=a2g1y.12024536.productList_5885013.subject_2)**
+:memo:**[概要](#概要)** :electric_plug:**[回路図](#回路図)** 🛒**[購入リンク](https://www.aliexpress.com/store/product/M5Stack-New-COMMU-Module-Extend-RS485-TTL-CAN-I2C-Port-with-MCP2515-TJA1051-SP3485-Development-Board/3226069_32954475633.html?spm=a2g1y.12024536.productList_5885013.subject_2)**
@@ -54,6 +54,6 @@
### 2. UIFlow -->
-
+## 回路図
-
\ No newline at end of file
+
\ No newline at end of file
diff --git a/docs/ja/module/lego_plus.md b/docs/ja/module/lego_plus.md
index e2b6cf55..48ed97e0 100644
--- a/docs/ja/module/lego_plus.md
+++ b/docs/ja/module/lego_plus.md
@@ -8,7 +8,7 @@
## 概要
-**LEGO+**モジュールは、ATmega328を内蔵したDCモーターコントロールモジュールです。LEGO+モジュールはI2Cを介してM5Coreと通信します。I2Cアドレスは**0x56**です。このモジュールには、高電圧入力ドライブのモーターが必要な場合に接続できるDC電源ジャックも装備されています。
+**LEGO+** モジュールは、ATmega328を内蔵したDCモーターコントロールモジュールです。LEGO+モジュールはI2Cを介してM5Coreと通信します。I2Cアドレスは**0x56**です。このモジュールには、高電圧入力ドライブのモーターが必要な場合に接続できるDC電源ジャックも装備されています。
## 特徴
- DCコネクタ許容入力電圧範囲：6-12V
diff --git a/docs/zh_CN/module/commu.md b/docs/zh_CN/module/commu.md
index dfb75962..294bfee2 100644
--- a/docs/zh_CN/module/commu.md
+++ b/docs/zh_CN/module/commu.md
@@ -4,9 +4,9 @@
***
-:memo:**[描述](#描述)** :octocat:**[例程](#例程)** 🛒**[购买链接](https://item.taobao.com/item.htm?spm=a1z10.5-c.w4002-1172588093.64.6c2275f4nUJEfh&id=580999880340)**
+
-
+:memo:**[描述](#描述)** :octocat:**[例程](#例程)** :electric_plug:**[原理图](#原理图)** 🛒**[购买链接](https://item.taobao.com/item.htm?spm=a1z10.5-c.w4002-1172588093.64.6c2275f4nUJEfh&id=580999880340)**
## 描述
@@ -115,4 +115,8 @@ CAN0.readMsgBuf(&rxId, &len, rxBuf);
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
+
+
+# 原理图
+
+
\ No newline at end of file
diff --git a/docs/zh_CN/module/joystick.md b/docs/zh_CN/module/joystick.md
new file mode 100644
index 00000000..18bb721f
--- /dev/null
+++ b/docs/zh_CN/module/joystick.md
@@ -0,0 +1 @@
+# JOYSTICK - 摇杆
\ 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 f58a792f..5cea3c65 100644
--- a/docs/zh_CN/module/lego_plus.md
+++ b/docs/zh_CN/module/lego_plus.md
@@ -8,7 +8,7 @@
## 描述
-LEGO+模块是直流编码电机模块，内置MEGA328芯片，管理和控制每个DC口电机。LEGO+模块与M5Core之间通过I2C通信，其I2C地址为0x56。
+**LEGO+** 模块是直流编码电机模块，内置MEGA328芯片，管理和控制每个DC口电机。LEGO+模块与M5Core之间通过I2C通信，其I2C地址为0x56。
模块还自带了直流电源接口，如果需要更高的电压输入驱动电机的话，可以接入电源。
## 特性
diff --git a/docs/zh_CN/quick_start/bala/bala_quick_start.md b/docs/zh_CN/quick_start/bala/bala_quick_start.md
index f76aa693..4db1d533 100644
--- a/docs/zh_CN/quick_start/bala/bala_quick_start.md
+++ b/docs/zh_CN/quick_start/bala/bala_quick_start.md
@@ -80,51 +80,43 @@ while True:
## Arduino IDE编辑
-1. 搭建M5Stack的Arduino IDE开发环境 - [搭建M5Stack的开发环境](/zh_CN/related_documents/establish_serial_connection)
+1. 搭建M5Stack的Arduino IDE开发环境 - [搭建M5Stack的开发环境](/zh_CN/related_documents/establish_serial_connection) - [Get Started with Ardino IDE](en/quick_start/m5core/m5stack_core_quick_start)
-
+
-1. 在Arduino IDE的库管理安装`m5stack`库
-
- 
-
+2. 在Arduino IDE的库管理安装`m5stack`库
-5. 在Arduino IDE的库管理安装`NeoPixelBus`库
-
- 
-
+
-1. 在Arduino IDE的库管理安装`MPU6050_tockn`库
-
- 
-
+3. 在Arduino IDE的库管理安装`NeoPixelBus`库
+
+
+
+4. 在Arduino IDE的库管理安装`MPU6050_tockn`库
+
+
+
+5. 确保M5Core连接到PC，然后从`工具 - >串行端口`中选择适当的串行端口
+6. 同样选择`M5Stack-Core-ESP32`或`M5Stack-Fire`板
+
+
+
+7. 下载 **[M5Bala](https://github.com/m5stack/M5Bala.git)**，如果你不能使用Git，请从[这里](https://git-scm.com/download/win)安装
-7. 确保M5Core连接到PC，然后从`工具 - >串行端口`中选择适当的串行端口
-8. 同样选择`M5Stack-Core-ESP32`或`M5Stack-Fire`板
-9. 下载[M5Bala](https://github.com/m5stack/M5Bala.git)如果你不能使用Git，请从[这里](https://git-scm.com/download/win)安装
```shell
git clone --recursive https://github.com/m5stack/M5Bala.git
```
-10. 在Arduino IDE上创建一个新文件，然后复制并粘贴`M5Bala/src/Default_firmware.ino`的内容
-
- 
-
-11. 在`Default_firmware.ino`的第89行注释掉`M5.setPowerBoostKeepOn(false);`
-
- 
-
+8. 点击 `Sketch` -> `Include Library` -> `Add .ZIP Library...`，然后选择刚刚clone下来的 `M5Bala`。
-12. 创建一个新选项卡，并以相同的方式复制和粘贴`M5Bala/src/M5Bala.cpp`的内容
-
- 
-
-
- 
-
+
-13. 创建一个新选项卡，并以相同的方式复制和粘贴`M5Bala/src/M5Bala.h`的内容
-14. 最后执行
-
- 
-
\ No newline at end of file
+
+
+9. 打开 bala 的例程: 点击 `File` -> `Examples` -> `M5Bala` -> `Basic`，选择例程 `Basic`。（注意：example `Default_firmware` 存在BUG，暂时不可用。）
+
+
+
+10. 执行
+
+
\ No newline at end of file