Baud rate

RollingRocker
Posts: 16
Joined: Tue Feb 09, 2021 10:45 pm

Baud rate

Postby RollingRocker » Mon Oct 18, 2021 3:57 pm

Where do I adjust the baud rate that the ESP-AT uses (UART)?

I know there are 2 different sets of R/W - I am not talking about the actual ESP32 console - I am talking about changing the speed from 115,200 on the serial PINS that the ESP-AT code is using, down to 38400 or 57600.

justind000
Posts: 3
Joined: Fri Oct 15, 2021 12:46 am

Re: Baud rate

Postby justind000 » Wed Oct 20, 2021 1:08 pm

I'm no expert, but I noticed these while trying to sort my own issues. Have you seen these pages?

https://docs.espressif.com/projects/esp ... -port-pins
It looks like that would require a recompile/flash to change

https://docs.espressif.com/projects/esp ... m-type-csv
This one looks like it is explaining how to modify a config-type file. I'm assuming you would just need to update the one partition.

ESP_Alson
Posts: 106
Joined: Mon Mar 22, 2021 3:37 am

Re: Baud rate

Postby ESP_Alson » Wed Dec 08, 2021 6:21 am

The default baud rate used by the AT command port is 115200. You can refer to https://docs.espressif.com/projects/esp ... .html#id11 to modify the uart_baudrate field, which is defined in factory_param_data.csv file.

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