diff --git a/examples/lighting-app/bouffalolab/bl602/README.md b/examples/lighting-app/bouffalolab/bl602/README.md
index 2810808d155393..2bc2e05a371abd 100644
--- a/examples/lighting-app/bouffalolab/bl602/README.md
+++ b/examples/lighting-app/bouffalolab/bl602/README.md
@@ -1,124 +1,104 @@
# BL602
This example functions as a wifi light bulb device type, with on/off
-capabilities. The steps were verified on BL602-IoT-DVK-3S board.
+capabilities. The steps were verified on BL602 development board.
-BL602-IoT-DVK-3S
+BL602 development board:
## Initial setup
-- Setting up the environment on ubuntu 20.04 or 18.04
+The steps in this document were validated on Ubuntu 18.04 and 20.04.
-```
-$ sudo apt-get update
-$ sudo apt-get upgrade
-$ sudo apt-get install git gcc g++ python pkg-config libssl-dev libdbus-1-dev libglib2.0-dev libavahi-client-dev ninja-build python3-venv python3-dev python3-pip unzip libgirepository1.0-dev libcairo2-dev bluez avahi-daemon
-$ sudo apt-get install pi-bluetooth (if not raspberry pi, sudo apt-get install bluetooth)
-$ reboot
+- Install dependencies as specified in the connectedhomeip repository:
+ [Building Matter](https://github.com/project-chip/connectedhomeip/blob/interop_testing_te9/docs/guides/BUILDING.md).
+- Install other dependencies:
-```
+ ```
+ sudo apt-get update
+ sudo apt-get upgrade
+ sudo apt-get install bluez avahi-daemon bluetooth
+ reboot
+ ```
- Clone and initialize the connectedhomeip repo
-```
-git clone https://github.com/project-chip/connectedhomeip.git
-cd connectedhomeip
-git submodule update --init --recursive
-```
-
-- Install packets
-
-```
-$ cd {path-to-connectedhomeip}
-connectedhomeip$ source ./scripts/bootstrap.sh
-connectedhomeip$ source ./scripts/activate.sh
-
-```
+ ```
+ git clone https://github.com/project-chip/connectedhomeip.git
+ cd connectedhomeip
+ git submodule update --init --recursive
+ source ./scripts/activate.sh
+ ```
## Build the image
- Build the example application:
- `connectedhomeip$ ./scripts/build/build_examples.py --target bl602-light build`
+ ```
+ connectedhomeip$ ./scripts/build/build_examples.py --target bl602-light build
+ ```
Generated files
- `connectedhomeip/out/bl602-light/chip-bl602-lighting-example.bin`
+ ```
+ connectedhomeip/out/bl602-light/chip-bl602-lighting-example.bin
+ ```
- - To delete generated executable, libraries and object files use:
+ To delete generated executable, libraries and object files use:
```
- $ cd ~/connectedhomeip/
- $ rm -rf out/
+ cd ~/connectedhomeip/
+ rm -rf out/
```
## Flash the board
-- Download [Bouffalo Lab Dev Cube](https://dev.bouffalolab.com/download/).
-
- Log in to the site as a guest.
-
-
-
-
-
-run the software :
-
-
+- Build the
+ [lighting-app](https://github.com/project-chip/connectedhomeip/tree/master/examples/lighting-app/bouffalolab/bl602)
-
-
-The following picture shows the burning interface. To download the firmware, you
-need to enter the download mode: press and hold the Boot (IO8) pin of the
-development board, press the **RST** button, and then release the Boot button to
-enter the burning and downloading mode.
-
-
-
-Notice: Latest version Bouffalolab dev cube is recommended.
+ ```
+ ./scripts/build/build_examples.py --target bl602-light build
+ ```
-Factory Params:
-`BouffaloLabDevCube-1.7.2-linux-x86/chips/bl602/device_tree/bl_factory_params_IoTKitA_40M.dts`
+- Connect the board to your flashing station (MacOS, Ubuntu, Windows).
-Partition Table:
-`BouffaloLabDevCube-1.7.2-linux-x86/chips/bl602/partition/partition_cfg_2M.toml`
+- Set the board to the download mode:
-Boot2 Bin:
-`BouffaloLabDevCube-1.7.2-linux-x86/chips/bl602/builtin_imgs/boot2_iap_v5.5/boot2_iap_release.bin`
+ - Press and hold the BOOT button.
+ - Press the RESET button and release it.
+ - Release the BOOT button.
-Firmware Bin: `connectedhomeip/out/bl602-light/chip-bl602-lighting-example.bin`
+- The device should present itself as a USB serial device on your computer.
+ You may look it up in /dev/ttyACM0
-Partition Tableļ¼
+ ```
+ ls -la /dev/tty*
+ ```
-1. FW: The size of FW size0 must be larger than the bin size, we can do it by
- reducing the size of FW size1 and media partition size0.
+ If the device is at /dev/ttyACM0, flash the board using the following
+ commands:
-COM Port:
+ ```
+ cd third_party/bouffalolab/bl602_sdk/repo/tools/flash_tool
-```
- ls -la /dev/ttyUSB*
-```
+ ./bflb_iot_tool-ubuntu18 --chipname=BL602 --baudrate=115200 --port=/dev/ttyACM0 --pt=chips/bl602/partition/partition_cfg_4M.toml --dts=chips/bl602/device_tree/bl_factory_params_IoTKitA_40M.dts --firmware=../../../../../../out/bl602-light/chip-bl602-lighting-example.bin
+ ```
-select the big one.
+ ```
+ If you want to erase previous network information in flash, you can add --erase parameters to the bflb_iot_tool-ubuntu18 command. For Windows and MacOS, replace bflb_iot_tool-ubuntu18 with bflb_iot_tool.exe and bflb_iot_tool-macos, respectively.
+ ```
## Validate the example
-1.The device should present itself as a USB serial device on your computer. You
-may look it up in `/dev/`:
-
-```
-ls -la /dev/tty*
-```
-
-You can open the serial console. For example, if the device is at `/dev/USB1`:
+1.You can open the serial console. For example, if the device is at
+`/dev/ttyACM0`:
```
-picocom -b 2000000 /dev/ttyUSB1
+picocom -b 2000000 /dev/ttyACM0
```
-To reset the board, press the **RST** button. And you will see the log from the
-demo board.
+2.To reset the board, press the RESET button, and you will see the log in the
+`picocom terminal`.
## Commission a device using chip-tool
@@ -150,8 +130,12 @@ $ sudo ./chip-tool pairing ble-wifi 1 ${SSID} ${PASSWORD} 20202021 3840
the OnOff attribute. This allows you to toggle a parameter implemented by
the device to be On or Off.
- `$ sudo ./chip-tool onoff on 1 1`
+ ```
+ $ sudo ./chip-tool onoff on 1 1
+ ```
- Use ColorControl cluster command to control the color attributes:
- `$ sudo ./chip-tool colorcontrol move-to-hue-and-saturation 240 100 0 0 0 1 1`
+ ```
+ $ sudo ./chip-tool colorcontrol move-to-hue-and-saturation 240 100 0 0 0 1 1
+ ```
diff --git a/third_party/bouffalolab/bl602_sdk/repo b/third_party/bouffalolab/bl602_sdk/repo
index f6bfc41269f9f7..92a9b331bc54b7 160000
--- a/third_party/bouffalolab/bl602_sdk/repo
+++ b/third_party/bouffalolab/bl602_sdk/repo
@@ -1 +1 @@
-Subproject commit f6bfc41269f9f73eb779fe3b3600dd4c96db26ae
+Subproject commit 92a9b331bc54b77088f590f2973e61ea7e7db18b