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RAKWireless / Products_practice_based_on_RUI

This repository will collect all of products practice based on RAK IoT module and RAK IoT SDK RUI.The creativity may come from RAK official and open source contributor.
MIT License
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RAK4200 UART1 and UART2 #6

Closed KunYi closed 4 years ago

KunYi commented 4 years ago

Hello, Just want confirm UART1/UART2 function in RUI SDK from your documents can't get the information I guess the RUI configuration UART1 for AT command UART2 for user data(by user programming?)

RAKWireless commented 4 years ago

Hi @KunYi ,

In RUI SDK, UART1 which is the default UART which can be used for AT command and data transmition, for example, communicating with an external MCU.

UART2 is a reserve UART, which can be used for other things, for example, you can connect a GPS module with UART2.

KunYi commented 4 years ago

thank you,your reply very helpful