Establish BT connection and enable BT passthrough service.
Init ble uart name
Initialize settings, configure BT 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.
Establish BT passthrough connection and send on / off control LED.
Connect with Blynk server, use BLE to connect Blynk App, and realize M5Stack Fire control on mobilephone
Init blynk name token type BLE
Initialize Blynk configuration, input device name and token of App.
Virtual write number data
Write data to Virtual port number
Send system message notification to App
Send message notifications to twitter client
On event write get number message
Receive the data of the specified virtual port to be written from the app, if not specified, set to V*
On event read get number
Read the virtual port number specified by the App
Callback function when BT is connected / disconnected
Use Blynk to control the color and brightness of the RGB light bar of M5StackFire and display it on the screen in real-time
1.Download the blynk App and register your account. You can choose to use the official blynk server or build your own server. Here we provide a free server(220.127.116.11:9443) for you to test.
2.Use the email to register the blynk account, and log in with the account after successful registration.
3.Create a new project, select ESP32 Dev board, select BLE mode, and record the Auth Token.
4.Follow the steps below to add components, BLE connections are required.