LoRa KG200ZABMD

Pew_Pew · April 27, 2026, 1:20pm

I am trying to use this module’s AT firmware. I’m sending ATQ and getting no response. I am using GPIO20 and GPIO21 for UART, does anyone know if i need to use lpuart for AT commands?

nicoschn · April 28, 2026, 12:42pm

Hi, the AT firmware works on LPUART1, GPIO2 and GPIO3.

gyc · May 6, 2026, 7:27am

Hi Pew_Pew,

Do you have the Hardware Design for this module? I can email to you if required. You can find the info through there, please refer below:

Pin assignment:

LPUART Interface