User Instructions

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Table Of Contents

UIFlow Quick Start

Burning tool

Please click the button below to download the corresponding M5Burner ﬁrmware burning tool according to your operating system. Unzip and open the application.

Firmware burning

1.Double-click to open the Burner burning tool, select the corresponding device type in the left menu, select the ﬁrmware version you need, and click the download button

to download.

2.Then connect the M5 device to the computer through the Type-C cable, select the corresponding COM port, the baud rate can use the default conﬁguration in M5Burner,

in addition, you can also ﬁll in the WIFI that the device will be connected to during the ﬁrmware burning stage information. After conﬁguration, click "Burn" to start

burning.

3.When the burning log prompts Burn Successfully , it means that the ﬁrmware has been burned.

Conﬁgure WIFI

UIFlow provides both ofﬂine and web version of the programmer. When using the web version, we need to conﬁgure a WiFi connection for the device. The following

describes two ways to conﬁgure WiFi connection for the device (Burn conﬁguration and AP hotspot conﬁguration).

Burn conﬁguration WiFi(recommend)

AP hotspot conﬁguration WiFi

1. Press and hold the power button on the left to turn on the machine. If WiFi is not conﬁgured, the system will automatically enter the network

conﬁguration mode when it is turned on for the ﬁrst time. Suppose you want to re-enter the network conﬁguration mode after running other programs,

you can refer to the operation below. After the UIFlow Logo appears at startup, quickly click the Home button (center M5 button) to enter the

conﬁguration page. Press the button on the right side of the fuselage to switch the option to Setting, and press the Home button to conﬁrm. Press the

right button to switch the option to WiFi Setting, press the Home button to conﬁrm, and start the conﬁguration.

2. After successfully connecting to the hotspot with your mobile phone, open the mobile phone browser to scan the QR code on the screen or directly

access 192.168.4.1, enter the page to ﬁll in your personal WIFI information, and click Conﬁgure to record your WiFi information. The device will restart

automatically after successfully conﬁguring and enter programming mode.

Network Programming Mode and API KEY

Enter network programming mode

restarting, press button A in the main menu interface to select the programming mode and wait till the right indicator of the network indicator to turn green in the

programming mode page. Access UIFlow programming page by visiting ﬂow.m5stack.com on a computer browser.

API KEY Pairing

API KEY is the communication credential for M5 devices when using UIFlow web programming. By conﬁguring the corresponding API KEY on the UIFlow side, the

program can be pushed for the speciﬁc device. The user needs to visit ﬂow.m5stack.com in the computer web browser to enter the UIFlow programming page. Click the

setting button in the menu bar at the upper right corner of the page, enter the API Key on the corresponding device, select the hardware used, click OK to save and wait till

it prompts successfully connecting.

HTTP

Complete the above steps, then you can start programming with UIFlow. For example:Access Baidu via HTTP

BLE UART

Function Description

Establish Bluetooth connection and enable Bluetooth passthrough service.

Init ble uart name Initialize settings, conﬁgure Bluetooth device name.

BLE UART Writre Send data using BLE UART.

BLE UART remain cache Check the number of bytes of BLE UART data.

BLE UART read all Read all data in BLE UART cache.

BLE UART read characters Read n data in BLE UART cache.

Instructions

Establish Bluetooth passthrough connection and send on / off control LED.

UIFlow Desktop IDE

UIFlow Desktop IDE is an ofﬂine version of UIFlow programmer which does not require network connection, and can provide you with responsive program push

experience. Please click the corresponding version of UIFlow-Desktop-IDE to download according to your operating system .

USB programming mode

Unzip the downloaded UIFlow Desktop IDE archive and double-click to run the application.

After the driver installation is complete, it will automatically enter the UIFlow Desktop IDE and automatically pop up the conﬁguration box. At this time, connect the M5

device to the computer through the Tpye-C data cable.

Click the power button on the left side of the device to restart, after entering the menu, quickly click the right button to select USB mode.

Select the corresponding port, and the programming device, click OK to connect.