How to start Serial with Bluetooth

[Juan_Antonio]

Here an example with Serial component:

Radio Frequency HC-12. Arduino. Bluetooth HC-06

3.- App. OTG cable. UART CP2102. SerialOTG extension. App sends information to the UART via the OTG cable. The UART passes the information to the HC-12 and the HC-12 transmits it. We will use an OTG cable and a USB - UART (Rx/Tx) converter, CP2102. I will use the Serial component (from Connectivity) You can also use the extension: SerialOTG: https://github.com/rkl099/Appinventor-SerialOTG [hc12_11] Note that the HC-12 module is powered by the phone, so it cannot reach a great d…